Date
July 15, 2025, 11:09 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 15.314871] ================================================================== [ 15.314920] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xb9c/0xc50 [ 15.314968] Write of size 1 at addr fff00000c175f0d0 by task kunit_try_catch/159 [ 15.315017] [ 15.315045] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.315122] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.315147] Hardware name: linux,dummy-virt (DT) [ 15.315214] Call trace: [ 15.315328] show_stack+0x20/0x38 (C) [ 15.315539] dump_stack_lvl+0x8c/0xd0 [ 15.315611] print_report+0x118/0x5d0 [ 15.315836] kasan_report+0xdc/0x128 [ 15.316002] __asan_report_store1_noabort+0x20/0x30 [ 15.316114] krealloc_less_oob_helper+0xb9c/0xc50 [ 15.316472] krealloc_less_oob+0x20/0x38 [ 15.317112] kunit_try_run_case+0x170/0x3f0 [ 15.317408] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.317462] kthread+0x328/0x630 [ 15.317503] ret_from_fork+0x10/0x20 [ 15.317549] [ 15.317566] Allocated by task 159: [ 15.317594] kasan_save_stack+0x3c/0x68 [ 15.317634] kasan_save_track+0x20/0x40 [ 15.318439] kasan_save_alloc_info+0x40/0x58 [ 15.318614] __kasan_krealloc+0x118/0x178 [ 15.318743] krealloc_noprof+0x128/0x360 [ 15.319554] krealloc_less_oob_helper+0x168/0xc50 [ 15.319600] krealloc_less_oob+0x20/0x38 [ 15.319635] kunit_try_run_case+0x170/0x3f0 [ 15.319682] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.319724] kthread+0x328/0x630 [ 15.320015] ret_from_fork+0x10/0x20 [ 15.320365] [ 15.320442] The buggy address belongs to the object at fff00000c175f000 [ 15.320442] which belongs to the cache kmalloc-256 of size 256 [ 15.320518] The buggy address is located 7 bytes to the right of [ 15.320518] allocated 201-byte region [fff00000c175f000, fff00000c175f0c9) [ 15.320707] [ 15.320726] The buggy address belongs to the physical page: [ 15.320762] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10175e [ 15.320989] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.321040] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.321138] page_type: f5(slab) [ 15.321224] raw: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.321274] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.321325] head: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.321382] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.321430] head: 0bfffe0000000001 ffffc1ffc305d781 00000000ffffffff 00000000ffffffff [ 15.321477] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 15.321545] page dumped because: kasan: bad access detected [ 15.321603] [ 15.321689] Memory state around the buggy address: [ 15.321770] fff00000c175ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.321831] fff00000c175f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.321872] >fff00000c175f080: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 15.322091] ^ [ 15.322141] fff00000c175f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.322218] fff00000c175f180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.322287] ================================================================== [ 15.418888] ================================================================== [ 15.418945] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa58/0xc50 [ 15.418995] Write of size 1 at addr fff00000c783e0eb by task kunit_try_catch/163 [ 15.419043] [ 15.419074] CPU: 1 UID: 0 PID: 163 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.419153] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.419192] Hardware name: linux,dummy-virt (DT) [ 15.419222] Call trace: [ 15.419484] show_stack+0x20/0x38 (C) [ 15.419547] dump_stack_lvl+0x8c/0xd0 [ 15.420126] print_report+0x118/0x5d0 [ 15.420395] kasan_report+0xdc/0x128 [ 15.420445] __asan_report_store1_noabort+0x20/0x30 [ 15.420500] krealloc_less_oob_helper+0xa58/0xc50 [ 15.420547] krealloc_large_less_oob+0x20/0x38 [ 15.420593] kunit_try_run_case+0x170/0x3f0 [ 15.420638] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.421240] kthread+0x328/0x630 [ 15.421614] ret_from_fork+0x10/0x20 [ 15.421666] [ 15.421685] The buggy address belongs to the physical page: [ 15.421723] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10783c [ 15.421901] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.422040] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.422089] page_type: f8(unknown) [ 15.422127] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.422576] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.422647] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.423172] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.423384] head: 0bfffe0000000002 ffffc1ffc31e0f01 00000000ffffffff 00000000ffffffff [ 15.423434] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 15.423475] page dumped because: kasan: bad access detected [ 15.423911] [ 15.423934] Memory state around the buggy address: [ 15.423966] fff00000c783df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.424009] fff00000c783e000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.424115] >fff00000c783e080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 15.424204] ^ [ 15.424265] fff00000c783e100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.424306] fff00000c783e180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.424342] ================================================================== [ 15.328021] ================================================================== [ 15.328088] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xae4/0xc50 [ 15.328147] Write of size 1 at addr fff00000c175f0ea by task kunit_try_catch/159 [ 15.328229] [ 15.328258] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.328336] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.328361] Hardware name: linux,dummy-virt (DT) [ 15.328389] Call trace: [ 15.328409] show_stack+0x20/0x38 (C) [ 15.328458] dump_stack_lvl+0x8c/0xd0 [ 15.328505] print_report+0x118/0x5d0 [ 15.328548] kasan_report+0xdc/0x128 [ 15.328593] __asan_report_store1_noabort+0x20/0x30 [ 15.328642] krealloc_less_oob_helper+0xae4/0xc50 [ 15.328689] krealloc_less_oob+0x20/0x38 [ 15.328743] kunit_try_run_case+0x170/0x3f0 [ 15.328789] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.328888] kthread+0x328/0x630 [ 15.328942] ret_from_fork+0x10/0x20 [ 15.328988] [ 15.329005] Allocated by task 159: [ 15.329243] kasan_save_stack+0x3c/0x68 [ 15.329283] kasan_save_track+0x20/0x40 [ 15.329327] kasan_save_alloc_info+0x40/0x58 [ 15.329365] __kasan_krealloc+0x118/0x178 [ 15.329412] krealloc_noprof+0x128/0x360 [ 15.329449] krealloc_less_oob_helper+0x168/0xc50 [ 15.329486] krealloc_less_oob+0x20/0x38 [ 15.329560] kunit_try_run_case+0x170/0x3f0 [ 15.329664] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.329753] kthread+0x328/0x630 [ 15.329901] ret_from_fork+0x10/0x20 [ 15.330025] [ 15.330043] The buggy address belongs to the object at fff00000c175f000 [ 15.330043] which belongs to the cache kmalloc-256 of size 256 [ 15.330127] The buggy address is located 33 bytes to the right of [ 15.330127] allocated 201-byte region [fff00000c175f000, fff00000c175f0c9) [ 15.330515] [ 15.330568] The buggy address belongs to the physical page: [ 15.330705] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10175e [ 15.330768] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.330814] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.330866] page_type: f5(slab) [ 15.330904] raw: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.331602] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.331696] head: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.332025] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.332267] head: 0bfffe0000000001 ffffc1ffc305d781 00000000ffffffff 00000000ffffffff [ 15.332316] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 15.332356] page dumped because: kasan: bad access detected [ 15.332387] [ 15.332404] Memory state around the buggy address: [ 15.332446] fff00000c175ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.332492] fff00000c175f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.332860] >fff00000c175f080: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 15.332900] ^ [ 15.333123] fff00000c175f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.333216] fff00000c175f180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.333254] ================================================================== [ 15.372734] ================================================================== [ 15.375471] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa48/0xc50 [ 15.375552] Write of size 1 at addr fff00000c783e0c9 by task kunit_try_catch/163 [ 15.375605] [ 15.375644] CPU: 1 UID: 0 PID: 163 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.375726] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.375752] Hardware name: linux,dummy-virt (DT) [ 15.375783] Call trace: [ 15.375805] show_stack+0x20/0x38 (C) [ 15.375854] dump_stack_lvl+0x8c/0xd0 [ 15.375902] print_report+0x118/0x5d0 [ 15.375947] kasan_report+0xdc/0x128 [ 15.375991] __asan_report_store1_noabort+0x20/0x30 [ 15.376044] krealloc_less_oob_helper+0xa48/0xc50 [ 15.376091] krealloc_large_less_oob+0x20/0x38 [ 15.376138] kunit_try_run_case+0x170/0x3f0 [ 15.376198] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.376250] kthread+0x328/0x630 [ 15.376292] ret_from_fork+0x10/0x20 [ 15.376339] [ 15.376359] The buggy address belongs to the physical page: [ 15.376392] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10783c [ 15.376447] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.376500] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.376555] page_type: f8(unknown) [ 15.376596] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.376646] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.376694] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.376741] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.376789] head: 0bfffe0000000002 ffffc1ffc31e0f01 00000000ffffffff 00000000ffffffff [ 15.376837] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 15.376877] page dumped because: kasan: bad access detected [ 15.376907] [ 15.376923] Memory state around the buggy address: [ 15.376954] fff00000c783df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.377033] fff00000c783e000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.377074] >fff00000c783e080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 15.379897] ^ [ 15.379946] fff00000c783e100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.380283] fff00000c783e180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.380325] ================================================================== [ 15.323174] ================================================================== [ 15.323234] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa80/0xc50 [ 15.323449] Write of size 1 at addr fff00000c175f0da by task kunit_try_catch/159 [ 15.323549] [ 15.323582] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.323661] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.323693] Hardware name: linux,dummy-virt (DT) [ 15.323850] Call trace: [ 15.323877] show_stack+0x20/0x38 (C) [ 15.323931] dump_stack_lvl+0x8c/0xd0 [ 15.324022] print_report+0x118/0x5d0 [ 15.324072] kasan_report+0xdc/0x128 [ 15.324230] __asan_report_store1_noabort+0x20/0x30 [ 15.324389] krealloc_less_oob_helper+0xa80/0xc50 [ 15.324487] krealloc_less_oob+0x20/0x38 [ 15.324532] kunit_try_run_case+0x170/0x3f0 [ 15.324577] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.324628] kthread+0x328/0x630 [ 15.324667] ret_from_fork+0x10/0x20 [ 15.324713] [ 15.324736] Allocated by task 159: [ 15.324871] kasan_save_stack+0x3c/0x68 [ 15.324932] kasan_save_track+0x20/0x40 [ 15.324979] kasan_save_alloc_info+0x40/0x58 [ 15.325017] __kasan_krealloc+0x118/0x178 [ 15.325053] krealloc_noprof+0x128/0x360 [ 15.325144] krealloc_less_oob_helper+0x168/0xc50 [ 15.325261] krealloc_less_oob+0x20/0x38 [ 15.325308] kunit_try_run_case+0x170/0x3f0 [ 15.325343] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.325384] kthread+0x328/0x630 [ 15.325415] ret_from_fork+0x10/0x20 [ 15.325448] [ 15.325466] The buggy address belongs to the object at fff00000c175f000 [ 15.325466] which belongs to the cache kmalloc-256 of size 256 [ 15.325523] The buggy address is located 17 bytes to the right of [ 15.325523] allocated 201-byte region [fff00000c175f000, fff00000c175f0c9) [ 15.325615] [ 15.325642] The buggy address belongs to the physical page: [ 15.325779] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10175e [ 15.325928] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.326043] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.326121] page_type: f5(slab) [ 15.326157] raw: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.326215] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.326430] head: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.326485] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.326584] head: 0bfffe0000000001 ffffc1ffc305d781 00000000ffffffff 00000000ffffffff [ 15.326756] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 15.326893] page dumped because: kasan: bad access detected [ 15.326965] [ 15.326982] Memory state around the buggy address: [ 15.327051] fff00000c175ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.327093] fff00000c175f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.327146] >fff00000c175f080: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 15.327337] ^ [ 15.327382] fff00000c175f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.327528] fff00000c175f180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.327574] ================================================================== [ 15.410212] ================================================================== [ 15.410259] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xae4/0xc50 [ 15.410575] Write of size 1 at addr fff00000c783e0ea by task kunit_try_catch/163 [ 15.410639] [ 15.411328] CPU: 1 UID: 0 PID: 163 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.411475] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.411500] Hardware name: linux,dummy-virt (DT) [ 15.411530] Call trace: [ 15.411550] show_stack+0x20/0x38 (C) [ 15.411599] dump_stack_lvl+0x8c/0xd0 [ 15.411646] print_report+0x118/0x5d0 [ 15.411690] kasan_report+0xdc/0x128 [ 15.411734] __asan_report_store1_noabort+0x20/0x30 [ 15.412573] krealloc_less_oob_helper+0xae4/0xc50 [ 15.412658] krealloc_large_less_oob+0x20/0x38 [ 15.412888] kunit_try_run_case+0x170/0x3f0 [ 15.413261] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.413356] kthread+0x328/0x630 [ 15.413422] ret_from_fork+0x10/0x20 [ 15.413542] [ 15.413843] The buggy address belongs to the physical page: [ 15.413991] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10783c [ 15.414053] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.414230] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.414599] page_type: f8(unknown) [ 15.414735] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.414883] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.415070] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.415150] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.415574] head: 0bfffe0000000002 ffffc1ffc31e0f01 00000000ffffffff 00000000ffffffff [ 15.415802] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 15.415843] page dumped because: kasan: bad access detected [ 15.415873] [ 15.416247] Memory state around the buggy address: [ 15.416403] fff00000c783df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.416736] fff00000c783e000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.416833] >fff00000c783e080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 15.416900] ^ [ 15.417412] fff00000c783e100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.417468] fff00000c783e180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.417509] ================================================================== [ 15.390464] ================================================================== [ 15.390705] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xb9c/0xc50 [ 15.390816] Write of size 1 at addr fff00000c783e0d0 by task kunit_try_catch/163 [ 15.390866] [ 15.390901] CPU: 1 UID: 0 PID: 163 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.390982] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.391546] Hardware name: linux,dummy-virt (DT) [ 15.391819] Call trace: [ 15.391927] show_stack+0x20/0x38 (C) [ 15.391983] dump_stack_lvl+0x8c/0xd0 [ 15.392392] print_report+0x118/0x5d0 [ 15.392631] kasan_report+0xdc/0x128 [ 15.392768] __asan_report_store1_noabort+0x20/0x30 [ 15.393094] krealloc_less_oob_helper+0xb9c/0xc50 [ 15.393343] krealloc_large_less_oob+0x20/0x38 [ 15.393401] kunit_try_run_case+0x170/0x3f0 [ 15.393537] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.393768] kthread+0x328/0x630 [ 15.393824] ret_from_fork+0x10/0x20 [ 15.393972] [ 15.393995] The buggy address belongs to the physical page: [ 15.394028] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10783c [ 15.394367] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.394569] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.394651] page_type: f8(unknown) [ 15.394945] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.395107] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.395258] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.395525] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.395767] head: 0bfffe0000000002 ffffc1ffc31e0f01 00000000ffffffff 00000000ffffffff [ 15.395852] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 15.396108] page dumped because: kasan: bad access detected [ 15.396340] [ 15.396358] Memory state around the buggy address: [ 15.396389] fff00000c783df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.396720] fff00000c783e000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.397078] >fff00000c783e080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 15.397284] ^ [ 15.397375] fff00000c783e100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.397674] fff00000c783e180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.397893] ================================================================== [ 15.307559] ================================================================== [ 15.307627] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa48/0xc50 [ 15.308047] Write of size 1 at addr fff00000c175f0c9 by task kunit_try_catch/159 [ 15.308216] [ 15.308359] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.308675] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.308879] Hardware name: linux,dummy-virt (DT) [ 15.309227] Call trace: [ 15.309306] show_stack+0x20/0x38 (C) [ 15.309359] dump_stack_lvl+0x8c/0xd0 [ 15.309406] print_report+0x118/0x5d0 [ 15.309452] kasan_report+0xdc/0x128 [ 15.309540] __asan_report_store1_noabort+0x20/0x30 [ 15.309693] krealloc_less_oob_helper+0xa48/0xc50 [ 15.309859] krealloc_less_oob+0x20/0x38 [ 15.309904] kunit_try_run_case+0x170/0x3f0 [ 15.309953] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.310027] kthread+0x328/0x630 [ 15.310082] ret_from_fork+0x10/0x20 [ 15.310367] [ 15.310494] Allocated by task 159: [ 15.310544] kasan_save_stack+0x3c/0x68 [ 15.310587] kasan_save_track+0x20/0x40 [ 15.310622] kasan_save_alloc_info+0x40/0x58 [ 15.310795] __kasan_krealloc+0x118/0x178 [ 15.311057] krealloc_noprof+0x128/0x360 [ 15.311172] krealloc_less_oob_helper+0x168/0xc50 [ 15.311278] krealloc_less_oob+0x20/0x38 [ 15.311315] kunit_try_run_case+0x170/0x3f0 [ 15.311358] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.311411] kthread+0x328/0x630 [ 15.311461] ret_from_fork+0x10/0x20 [ 15.311495] [ 15.311572] The buggy address belongs to the object at fff00000c175f000 [ 15.311572] which belongs to the cache kmalloc-256 of size 256 [ 15.311629] The buggy address is located 0 bytes to the right of [ 15.311629] allocated 201-byte region [fff00000c175f000, fff00000c175f0c9) [ 15.311834] [ 15.311977] The buggy address belongs to the physical page: [ 15.312044] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10175e [ 15.312177] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.312245] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.312361] page_type: f5(slab) [ 15.312405] raw: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.312458] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.312507] head: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.312780] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.312829] head: 0bfffe0000000001 ffffc1ffc305d781 00000000ffffffff 00000000ffffffff [ 15.312880] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 15.312920] page dumped because: kasan: bad access detected [ 15.312951] [ 15.313113] Memory state around the buggy address: [ 15.313173] fff00000c175ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.313226] fff00000c175f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.313268] >fff00000c175f080: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 15.313304] ^ [ 15.313338] fff00000c175f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.313743] fff00000c175f180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.313911] ================================================================== [ 15.399234] ================================================================== [ 15.399286] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa80/0xc50 [ 15.399333] Write of size 1 at addr fff00000c783e0da by task kunit_try_catch/163 [ 15.399382] [ 15.399412] CPU: 1 UID: 0 PID: 163 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.399490] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.401019] Hardware name: linux,dummy-virt (DT) [ 15.401064] Call trace: [ 15.401698] show_stack+0x20/0x38 (C) [ 15.401888] dump_stack_lvl+0x8c/0xd0 [ 15.401979] print_report+0x118/0x5d0 [ 15.402026] kasan_report+0xdc/0x128 [ 15.402128] __asan_report_store1_noabort+0x20/0x30 [ 15.402576] krealloc_less_oob_helper+0xa80/0xc50 [ 15.402931] krealloc_large_less_oob+0x20/0x38 [ 15.403363] kunit_try_run_case+0x170/0x3f0 [ 15.403423] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.404243] kthread+0x328/0x630 [ 15.404828] ret_from_fork+0x10/0x20 [ 15.405060] [ 15.405250] The buggy address belongs to the physical page: [ 15.405284] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10783c [ 15.405344] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.405391] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.405441] page_type: f8(unknown) [ 15.405478] raw: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.406292] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.406360] head: 0bfffe0000000040 0000000000000000 dead000000000122 0000000000000000 [ 15.406415] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 15.406928] head: 0bfffe0000000002 ffffc1ffc31e0f01 00000000ffffffff 00000000ffffffff [ 15.407223] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 15.407264] page dumped because: kasan: bad access detected [ 15.407295] [ 15.407312] Memory state around the buggy address: [ 15.407725] fff00000c783df80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.407772] fff00000c783e000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.407995] >fff00000c783e080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 15.408247] ^ [ 15.408422] fff00000c783e100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.408686] fff00000c783e180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 15.408879] ================================================================== [ 15.334674] ================================================================== [ 15.334731] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xa58/0xc50 [ 15.334788] Write of size 1 at addr fff00000c175f0eb by task kunit_try_catch/159 [ 15.334836] [ 15.334872] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT [ 15.335211] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.335245] Hardware name: linux,dummy-virt (DT) [ 15.335276] Call trace: [ 15.335298] show_stack+0x20/0x38 (C) [ 15.335348] dump_stack_lvl+0x8c/0xd0 [ 15.335931] print_report+0x118/0x5d0 [ 15.336438] kasan_report+0xdc/0x128 [ 15.336561] __asan_report_store1_noabort+0x20/0x30 [ 15.336613] krealloc_less_oob_helper+0xa58/0xc50 [ 15.336941] krealloc_less_oob+0x20/0x38 [ 15.337028] kunit_try_run_case+0x170/0x3f0 [ 15.337141] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.337221] kthread+0x328/0x630 [ 15.337263] ret_from_fork+0x10/0x20 [ 15.337347] [ 15.337365] Allocated by task 159: [ 15.337395] kasan_save_stack+0x3c/0x68 [ 15.337436] kasan_save_track+0x20/0x40 [ 15.337885] kasan_save_alloc_info+0x40/0x58 [ 15.337986] __kasan_krealloc+0x118/0x178 [ 15.338063] krealloc_noprof+0x128/0x360 [ 15.338100] krealloc_less_oob_helper+0x168/0xc50 [ 15.338138] krealloc_less_oob+0x20/0x38 [ 15.338172] kunit_try_run_case+0x170/0x3f0 [ 15.338348] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.338392] kthread+0x328/0x630 [ 15.338674] ret_from_fork+0x10/0x20 [ 15.338745] [ 15.338807] The buggy address belongs to the object at fff00000c175f000 [ 15.338807] which belongs to the cache kmalloc-256 of size 256 [ 15.338911] The buggy address is located 34 bytes to the right of [ 15.338911] allocated 201-byte region [fff00000c175f000, fff00000c175f0c9) [ 15.339063] [ 15.339082] The buggy address belongs to the physical page: [ 15.339113] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10175e [ 15.339229] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 15.339459] flags: 0xbfffe0000000040(head|node=0|zone=2|lastcpupid=0x1ffff) [ 15.339618] page_type: f5(slab) [ 15.339655] raw: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.339705] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.339753] head: 0bfffe0000000040 fff00000c0001b40 dead000000000122 0000000000000000 [ 15.339873] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.340103] head: 0bfffe0000000001 ffffc1ffc305d781 00000000ffffffff 00000000ffffffff [ 15.340223] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 15.340262] page dumped because: kasan: bad access detected [ 15.340292] [ 15.340309] Memory state around the buggy address: [ 15.340338] fff00000c175ef80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.340379] fff00000c175f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 15.340651] >fff00000c175f080: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 15.341070] ^ [ 15.341236] fff00000c175f100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.341298] fff00000c175f180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.341336] ==================================================================
[ 12.254155] ================================================================== [ 12.254539] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xe90/0x11d0 [ 12.254877] Write of size 1 at addr ffff8881003506ea by task kunit_try_catch/175 [ 12.255154] [ 12.255260] CPU: 0 UID: 0 PID: 175 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.255301] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.255312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.255331] Call Trace: [ 12.255346] <TASK> [ 12.255363] dump_stack_lvl+0x73/0xb0 [ 12.255389] print_report+0xd1/0x610 [ 12.255411] ? __virt_addr_valid+0x1db/0x2d0 [ 12.255435] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.255460] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.255483] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.255508] kasan_report+0x141/0x180 [ 12.255530] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.255559] __asan_report_store1_noabort+0x1b/0x30 [ 12.255586] krealloc_less_oob_helper+0xe90/0x11d0 [ 12.255613] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.255639] ? finish_task_switch.isra.0+0x153/0x700 [ 12.255662] ? __switch_to+0x47/0xf50 [ 12.255687] ? __schedule+0x10cc/0x2b60 [ 12.255709] ? __pfx_read_tsc+0x10/0x10 [ 12.255732] krealloc_less_oob+0x1c/0x30 [ 12.255776] kunit_try_run_case+0x1a5/0x480 [ 12.255801] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.255825] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.255848] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.255872] ? __kthread_parkme+0x82/0x180 [ 12.255893] ? preempt_count_sub+0x50/0x80 [ 12.255916] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.255942] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.255968] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.255994] kthread+0x337/0x6f0 [ 12.256013] ? trace_preempt_on+0x20/0xc0 [ 12.256036] ? __pfx_kthread+0x10/0x10 [ 12.256056] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.256079] ? calculate_sigpending+0x7b/0xa0 [ 12.256102] ? __pfx_kthread+0x10/0x10 [ 12.256124] ret_from_fork+0x116/0x1d0 [ 12.256142] ? __pfx_kthread+0x10/0x10 [ 12.256163] ret_from_fork_asm+0x1a/0x30 [ 12.256194] </TASK> [ 12.256203] [ 12.263931] Allocated by task 175: [ 12.264139] kasan_save_stack+0x45/0x70 [ 12.264402] kasan_save_track+0x18/0x40 [ 12.264595] kasan_save_alloc_info+0x3b/0x50 [ 12.264816] __kasan_krealloc+0x190/0x1f0 [ 12.265002] krealloc_noprof+0xf3/0x340 [ 12.265138] krealloc_less_oob_helper+0x1aa/0x11d0 [ 12.265350] krealloc_less_oob+0x1c/0x30 [ 12.265728] kunit_try_run_case+0x1a5/0x480 [ 12.265957] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.266208] kthread+0x337/0x6f0 [ 12.266330] ret_from_fork+0x116/0x1d0 [ 12.266687] ret_from_fork_asm+0x1a/0x30 [ 12.266936] [ 12.267035] The buggy address belongs to the object at ffff888100350600 [ 12.267035] which belongs to the cache kmalloc-256 of size 256 [ 12.267676] The buggy address is located 33 bytes to the right of [ 12.267676] allocated 201-byte region [ffff888100350600, ffff8881003506c9) [ 12.268073] [ 12.268144] The buggy address belongs to the physical page: [ 12.268463] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100350 [ 12.268825] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.269407] flags: 0x200000000000040(head|node=0|zone=2) [ 12.269629] page_type: f5(slab) [ 12.269749] raw: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.270101] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.270601] head: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.270913] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.271148] head: 0200000000000001 ffffea000400d401 00000000ffffffff 00000000ffffffff [ 12.271484] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 12.272004] page dumped because: kasan: bad access detected [ 12.272181] [ 12.272251] Memory state around the buggy address: [ 12.272542] ffff888100350580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.272896] ffff888100350600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.273317] >ffff888100350680: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 12.273552] ^ [ 12.273779] ffff888100350700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.274181] ffff888100350780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.274575] ================================================================== [ 12.407419] ================================================================== [ 12.407771] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xe90/0x11d0 [ 12.408087] Write of size 1 at addr ffff8881026ba0ea by task kunit_try_catch/179 [ 12.408639] [ 12.408743] CPU: 1 UID: 0 PID: 179 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.408793] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.408804] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.408823] Call Trace: [ 12.408835] <TASK> [ 12.408849] dump_stack_lvl+0x73/0xb0 [ 12.408879] print_report+0xd1/0x610 [ 12.408901] ? __virt_addr_valid+0x1db/0x2d0 [ 12.408925] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.408950] ? kasan_addr_to_slab+0x11/0xa0 [ 12.408971] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.408996] kasan_report+0x141/0x180 [ 12.409019] ? krealloc_less_oob_helper+0xe90/0x11d0 [ 12.409048] __asan_report_store1_noabort+0x1b/0x30 [ 12.409074] krealloc_less_oob_helper+0xe90/0x11d0 [ 12.409101] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.409127] ? finish_task_switch.isra.0+0x153/0x700 [ 12.409149] ? __switch_to+0x47/0xf50 [ 12.409174] ? __schedule+0x10cc/0x2b60 [ 12.409195] ? __pfx_read_tsc+0x10/0x10 [ 12.409219] krealloc_large_less_oob+0x1c/0x30 [ 12.409242] kunit_try_run_case+0x1a5/0x480 [ 12.409267] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.409290] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.409392] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.409421] ? __kthread_parkme+0x82/0x180 [ 12.409441] ? preempt_count_sub+0x50/0x80 [ 12.409464] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.409503] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.409528] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.409554] kthread+0x337/0x6f0 [ 12.409574] ? trace_preempt_on+0x20/0xc0 [ 12.409596] ? __pfx_kthread+0x10/0x10 [ 12.409617] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.409639] ? calculate_sigpending+0x7b/0xa0 [ 12.409663] ? __pfx_kthread+0x10/0x10 [ 12.409684] ret_from_fork+0x116/0x1d0 [ 12.409703] ? __pfx_kthread+0x10/0x10 [ 12.409723] ret_from_fork_asm+0x1a/0x30 [ 12.409762] </TASK> [ 12.409772] [ 12.417587] The buggy address belongs to the physical page: [ 12.417811] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1026b8 [ 12.418174] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.418562] flags: 0x200000000000040(head|node=0|zone=2) [ 12.418816] page_type: f8(unknown) [ 12.418996] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.419287] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.419567] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.419915] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.420144] head: 0200000000000002 ffffea000409ae01 00000000ffffffff 00000000ffffffff [ 12.420404] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 12.420788] page dumped because: kasan: bad access detected [ 12.421490] [ 12.421596] Memory state around the buggy address: [ 12.421831] ffff8881026b9f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.422125] ffff8881026ba000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.422489] >ffff8881026ba080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 12.422790] ^ [ 12.422995] ffff8881026ba100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.423290] ffff8881026ba180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.423699] ================================================================== [ 12.424062] ================================================================== [ 12.424290] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xd47/0x11d0 [ 12.424871] Write of size 1 at addr ffff8881026ba0eb by task kunit_try_catch/179 [ 12.425205] [ 12.425302] CPU: 1 UID: 0 PID: 179 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.425417] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.425428] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.425448] Call Trace: [ 12.425462] <TASK> [ 12.425495] dump_stack_lvl+0x73/0xb0 [ 12.425523] print_report+0xd1/0x610 [ 12.425545] ? __virt_addr_valid+0x1db/0x2d0 [ 12.425568] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.425593] ? kasan_addr_to_slab+0x11/0xa0 [ 12.425613] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.425638] kasan_report+0x141/0x180 [ 12.425660] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.425690] __asan_report_store1_noabort+0x1b/0x30 [ 12.425715] krealloc_less_oob_helper+0xd47/0x11d0 [ 12.425742] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.425777] ? finish_task_switch.isra.0+0x153/0x700 [ 12.425800] ? __switch_to+0x47/0xf50 [ 12.425824] ? __schedule+0x10cc/0x2b60 [ 12.425846] ? __pfx_read_tsc+0x10/0x10 [ 12.425869] krealloc_large_less_oob+0x1c/0x30 [ 12.425894] kunit_try_run_case+0x1a5/0x480 [ 12.425919] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.425942] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.425965] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.425989] ? __kthread_parkme+0x82/0x180 [ 12.426009] ? preempt_count_sub+0x50/0x80 [ 12.426032] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.426057] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.426081] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.426106] kthread+0x337/0x6f0 [ 12.426125] ? trace_preempt_on+0x20/0xc0 [ 12.426148] ? __pfx_kthread+0x10/0x10 [ 12.426168] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.426190] ? calculate_sigpending+0x7b/0xa0 [ 12.426214] ? __pfx_kthread+0x10/0x10 [ 12.426235] ret_from_fork+0x116/0x1d0 [ 12.426254] ? __pfx_kthread+0x10/0x10 [ 12.426274] ret_from_fork_asm+0x1a/0x30 [ 12.426304] </TASK> [ 12.426376] [ 12.434054] The buggy address belongs to the physical page: [ 12.434238] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1026b8 [ 12.434679] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.435030] flags: 0x200000000000040(head|node=0|zone=2) [ 12.435271] page_type: f8(unknown) [ 12.435538] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.435851] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.436135] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.436637] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.436966] head: 0200000000000002 ffffea000409ae01 00000000ffffffff 00000000ffffffff [ 12.437272] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 12.437677] page dumped because: kasan: bad access detected [ 12.437887] [ 12.437958] Memory state around the buggy address: [ 12.438116] ffff8881026b9f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.438432] ffff8881026ba000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.438779] >ffff8881026ba080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 12.439092] ^ [ 12.439446] ffff8881026ba100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.439766] ffff8881026ba180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.439998] ================================================================== [ 12.209716] ================================================================== [ 12.210022] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xe23/0x11d0 [ 12.210301] Write of size 1 at addr ffff8881003506d0 by task kunit_try_catch/175 [ 12.210660] [ 12.210768] CPU: 0 UID: 0 PID: 175 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.210811] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.210821] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.210840] Call Trace: [ 12.210854] <TASK> [ 12.210866] dump_stack_lvl+0x73/0xb0 [ 12.210893] print_report+0xd1/0x610 [ 12.210913] ? __virt_addr_valid+0x1db/0x2d0 [ 12.210934] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.210957] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.211206] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.211234] kasan_report+0x141/0x180 [ 12.211257] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.211287] __asan_report_store1_noabort+0x1b/0x30 [ 12.211312] krealloc_less_oob_helper+0xe23/0x11d0 [ 12.211404] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.211432] ? finish_task_switch.isra.0+0x153/0x700 [ 12.211457] ? __switch_to+0x47/0xf50 [ 12.211481] ? __schedule+0x10cc/0x2b60 [ 12.211503] ? __pfx_read_tsc+0x10/0x10 [ 12.211527] krealloc_less_oob+0x1c/0x30 [ 12.211549] kunit_try_run_case+0x1a5/0x480 [ 12.211573] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.211596] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.211620] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.211644] ? __kthread_parkme+0x82/0x180 [ 12.211664] ? preempt_count_sub+0x50/0x80 [ 12.211687] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.211712] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.211737] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.211777] kthread+0x337/0x6f0 [ 12.211797] ? trace_preempt_on+0x20/0xc0 [ 12.211820] ? __pfx_kthread+0x10/0x10 [ 12.211840] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.211862] ? calculate_sigpending+0x7b/0xa0 [ 12.211886] ? __pfx_kthread+0x10/0x10 [ 12.211907] ret_from_fork+0x116/0x1d0 [ 12.211927] ? __pfx_kthread+0x10/0x10 [ 12.211948] ret_from_fork_asm+0x1a/0x30 [ 12.211978] </TASK> [ 12.211988] [ 12.219996] Allocated by task 175: [ 12.220143] kasan_save_stack+0x45/0x70 [ 12.220293] kasan_save_track+0x18/0x40 [ 12.220485] kasan_save_alloc_info+0x3b/0x50 [ 12.220865] __kasan_krealloc+0x190/0x1f0 [ 12.221042] krealloc_noprof+0xf3/0x340 [ 12.221224] krealloc_less_oob_helper+0x1aa/0x11d0 [ 12.221419] krealloc_less_oob+0x1c/0x30 [ 12.221902] kunit_try_run_case+0x1a5/0x480 [ 12.222115] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.222293] kthread+0x337/0x6f0 [ 12.222419] ret_from_fork+0x116/0x1d0 [ 12.222565] ret_from_fork_asm+0x1a/0x30 [ 12.222778] [ 12.222874] The buggy address belongs to the object at ffff888100350600 [ 12.222874] which belongs to the cache kmalloc-256 of size 256 [ 12.223501] The buggy address is located 7 bytes to the right of [ 12.223501] allocated 201-byte region [ffff888100350600, ffff8881003506c9) [ 12.224351] [ 12.224489] The buggy address belongs to the physical page: [ 12.224764] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100350 [ 12.225104] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.225330] flags: 0x200000000000040(head|node=0|zone=2) [ 12.225840] page_type: f5(slab) [ 12.226183] raw: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.226537] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.226837] head: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.227072] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.227452] head: 0200000000000001 ffffea000400d401 00000000ffffffff 00000000ffffffff [ 12.227818] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 12.228162] page dumped because: kasan: bad access detected [ 12.228383] [ 12.228541] Memory state around the buggy address: [ 12.228766] ffff888100350580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.229002] ffff888100350600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.229280] >ffff888100350680: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 12.229617] ^ [ 12.231455] ffff888100350700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.231794] ffff888100350780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.232071] ================================================================== [ 12.347972] ================================================================== [ 12.349308] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xd70/0x11d0 [ 12.350062] Write of size 1 at addr ffff8881026ba0c9 by task kunit_try_catch/179 [ 12.350791] [ 12.350984] CPU: 1 UID: 0 PID: 179 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.351029] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.351041] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.351062] Call Trace: [ 12.351072] <TASK> [ 12.351087] dump_stack_lvl+0x73/0xb0 [ 12.351117] print_report+0xd1/0x610 [ 12.351139] ? __virt_addr_valid+0x1db/0x2d0 [ 12.351187] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.351212] ? kasan_addr_to_slab+0x11/0xa0 [ 12.351233] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.351257] kasan_report+0x141/0x180 [ 12.351279] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.351466] __asan_report_store1_noabort+0x1b/0x30 [ 12.351507] krealloc_less_oob_helper+0xd70/0x11d0 [ 12.351535] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.351561] ? finish_task_switch.isra.0+0x153/0x700 [ 12.351585] ? __switch_to+0x47/0xf50 [ 12.351610] ? __schedule+0x10cc/0x2b60 [ 12.351632] ? __pfx_read_tsc+0x10/0x10 [ 12.351656] krealloc_large_less_oob+0x1c/0x30 [ 12.351680] kunit_try_run_case+0x1a5/0x480 [ 12.351705] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.351729] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.351765] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.351790] ? __kthread_parkme+0x82/0x180 [ 12.351811] ? preempt_count_sub+0x50/0x80 [ 12.351834] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.351858] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.351883] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.351908] kthread+0x337/0x6f0 [ 12.351927] ? trace_preempt_on+0x20/0xc0 [ 12.351951] ? __pfx_kthread+0x10/0x10 [ 12.351971] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.351993] ? calculate_sigpending+0x7b/0xa0 [ 12.352018] ? __pfx_kthread+0x10/0x10 [ 12.352039] ret_from_fork+0x116/0x1d0 [ 12.352057] ? __pfx_kthread+0x10/0x10 [ 12.352078] ret_from_fork_asm+0x1a/0x30 [ 12.352108] </TASK> [ 12.352118] [ 12.365457] The buggy address belongs to the physical page: [ 12.366074] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1026b8 [ 12.366690] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.366934] flags: 0x200000000000040(head|node=0|zone=2) [ 12.367111] page_type: f8(unknown) [ 12.367237] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.368009] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.368798] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.369521] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.370244] head: 0200000000000002 ffffea000409ae01 00000000ffffffff 00000000ffffffff [ 12.371007] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 12.371748] page dumped because: kasan: bad access detected [ 12.372068] [ 12.372141] Memory state around the buggy address: [ 12.372300] ffff8881026b9f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.372525] ffff8881026ba000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.372742] >ffff8881026ba080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 12.373025] ^ [ 12.373241] ffff8881026ba100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.373498] ffff8881026ba180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.373800] ================================================================== [ 12.185824] ================================================================== [ 12.186262] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xd70/0x11d0 [ 12.186773] Write of size 1 at addr ffff8881003506c9 by task kunit_try_catch/175 [ 12.187091] [ 12.187186] CPU: 0 UID: 0 PID: 175 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.187231] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.187242] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.187262] Call Trace: [ 12.187274] <TASK> [ 12.187289] dump_stack_lvl+0x73/0xb0 [ 12.187319] print_report+0xd1/0x610 [ 12.187561] ? __virt_addr_valid+0x1db/0x2d0 [ 12.187586] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.187611] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.187634] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.187659] kasan_report+0x141/0x180 [ 12.187681] ? krealloc_less_oob_helper+0xd70/0x11d0 [ 12.187711] __asan_report_store1_noabort+0x1b/0x30 [ 12.187736] krealloc_less_oob_helper+0xd70/0x11d0 [ 12.187778] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.187804] ? finish_task_switch.isra.0+0x153/0x700 [ 12.187827] ? __switch_to+0x47/0xf50 [ 12.187853] ? __schedule+0x10cc/0x2b60 [ 12.187875] ? __pfx_read_tsc+0x10/0x10 [ 12.187899] krealloc_less_oob+0x1c/0x30 [ 12.187920] kunit_try_run_case+0x1a5/0x480 [ 12.187946] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.187969] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.187993] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.188017] ? __kthread_parkme+0x82/0x180 [ 12.188038] ? preempt_count_sub+0x50/0x80 [ 12.188061] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.188086] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.188111] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.188136] kthread+0x337/0x6f0 [ 12.188157] ? trace_preempt_on+0x20/0xc0 [ 12.188181] ? __pfx_kthread+0x10/0x10 [ 12.188201] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.188223] ? calculate_sigpending+0x7b/0xa0 [ 12.188247] ? __pfx_kthread+0x10/0x10 [ 12.188268] ret_from_fork+0x116/0x1d0 [ 12.188286] ? __pfx_kthread+0x10/0x10 [ 12.188307] ret_from_fork_asm+0x1a/0x30 [ 12.188387] </TASK> [ 12.188398] [ 12.196366] Allocated by task 175: [ 12.196501] kasan_save_stack+0x45/0x70 [ 12.196645] kasan_save_track+0x18/0x40 [ 12.196846] kasan_save_alloc_info+0x3b/0x50 [ 12.197057] __kasan_krealloc+0x190/0x1f0 [ 12.197256] krealloc_noprof+0xf3/0x340 [ 12.197586] krealloc_less_oob_helper+0x1aa/0x11d0 [ 12.197775] krealloc_less_oob+0x1c/0x30 [ 12.197916] kunit_try_run_case+0x1a5/0x480 [ 12.198063] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.198311] kthread+0x337/0x6f0 [ 12.198707] ret_from_fork+0x116/0x1d0 [ 12.198926] ret_from_fork_asm+0x1a/0x30 [ 12.199130] [ 12.199223] The buggy address belongs to the object at ffff888100350600 [ 12.199223] which belongs to the cache kmalloc-256 of size 256 [ 12.199932] The buggy address is located 0 bytes to the right of [ 12.199932] allocated 201-byte region [ffff888100350600, ffff8881003506c9) [ 12.200567] [ 12.200648] The buggy address belongs to the physical page: [ 12.200872] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100350 [ 12.201116] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.201351] flags: 0x200000000000040(head|node=0|zone=2) [ 12.201604] page_type: f5(slab) [ 12.201932] raw: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.202330] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.202867] head: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.203205] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.204250] head: 0200000000000001 ffffea000400d401 00000000ffffffff 00000000ffffffff [ 12.204742] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 12.205003] page dumped because: kasan: bad access detected [ 12.205236] [ 12.205622] Memory state around the buggy address: [ 12.205959] ffff888100350580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.206497] ffff888100350600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.207177] >ffff888100350680: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 12.207707] ^ [ 12.207979] ffff888100350700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.208279] ffff888100350780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.208877] ================================================================== [ 12.374240] ================================================================== [ 12.374574] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xe23/0x11d0 [ 12.374899] Write of size 1 at addr ffff8881026ba0d0 by task kunit_try_catch/179 [ 12.375200] [ 12.375290] CPU: 1 UID: 0 PID: 179 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.375329] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.375340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.375361] Call Trace: [ 12.375374] <TASK> [ 12.375387] dump_stack_lvl+0x73/0xb0 [ 12.375416] print_report+0xd1/0x610 [ 12.375713] ? __virt_addr_valid+0x1db/0x2d0 [ 12.375737] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.375776] ? kasan_addr_to_slab+0x11/0xa0 [ 12.375798] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.375822] kasan_report+0x141/0x180 [ 12.375844] ? krealloc_less_oob_helper+0xe23/0x11d0 [ 12.375874] __asan_report_store1_noabort+0x1b/0x30 [ 12.375899] krealloc_less_oob_helper+0xe23/0x11d0 [ 12.375926] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.375951] ? finish_task_switch.isra.0+0x153/0x700 [ 12.375974] ? __switch_to+0x47/0xf50 [ 12.375999] ? __schedule+0x10cc/0x2b60 [ 12.376020] ? __pfx_read_tsc+0x10/0x10 [ 12.376044] krealloc_large_less_oob+0x1c/0x30 [ 12.376068] kunit_try_run_case+0x1a5/0x480 [ 12.376092] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.376115] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.376139] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.376163] ? __kthread_parkme+0x82/0x180 [ 12.376183] ? preempt_count_sub+0x50/0x80 [ 12.376207] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.376231] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.376256] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.376281] kthread+0x337/0x6f0 [ 12.376300] ? trace_preempt_on+0x20/0xc0 [ 12.376395] ? __pfx_kthread+0x10/0x10 [ 12.376417] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.376464] ? calculate_sigpending+0x7b/0xa0 [ 12.376488] ? __pfx_kthread+0x10/0x10 [ 12.376509] ret_from_fork+0x116/0x1d0 [ 12.376528] ? __pfx_kthread+0x10/0x10 [ 12.376549] ret_from_fork_asm+0x1a/0x30 [ 12.376579] </TASK> [ 12.376589] [ 12.384047] The buggy address belongs to the physical page: [ 12.384287] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1026b8 [ 12.384641] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.385147] flags: 0x200000000000040(head|node=0|zone=2) [ 12.385490] page_type: f8(unknown) [ 12.385676] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.385991] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.386296] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.386650] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.386951] head: 0200000000000002 ffffea000409ae01 00000000ffffffff 00000000ffffffff [ 12.387293] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 12.387719] page dumped because: kasan: bad access detected [ 12.387905] [ 12.388000] Memory state around the buggy address: [ 12.388228] ffff8881026b9f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.388752] ffff8881026ba000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.389019] >ffff8881026ba080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 12.389306] ^ [ 12.389675] ffff8881026ba100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.389989] ffff8881026ba180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.390281] ================================================================== [ 12.232564] ================================================================== [ 12.232896] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xec6/0x11d0 [ 12.233201] Write of size 1 at addr ffff8881003506da by task kunit_try_catch/175 [ 12.233656] [ 12.233769] CPU: 0 UID: 0 PID: 175 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.233812] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.233823] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.233842] Call Trace: [ 12.233855] <TASK> [ 12.233868] dump_stack_lvl+0x73/0xb0 [ 12.233897] print_report+0xd1/0x610 [ 12.233919] ? __virt_addr_valid+0x1db/0x2d0 [ 12.233941] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.233966] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.233990] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.234015] kasan_report+0x141/0x180 [ 12.234038] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.234133] __asan_report_store1_noabort+0x1b/0x30 [ 12.234161] krealloc_less_oob_helper+0xec6/0x11d0 [ 12.234187] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.234213] ? finish_task_switch.isra.0+0x153/0x700 [ 12.234236] ? __switch_to+0x47/0xf50 [ 12.234261] ? __schedule+0x10cc/0x2b60 [ 12.234283] ? __pfx_read_tsc+0x10/0x10 [ 12.234308] krealloc_less_oob+0x1c/0x30 [ 12.234364] kunit_try_run_case+0x1a5/0x480 [ 12.234398] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.234421] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.234453] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.234478] ? __kthread_parkme+0x82/0x180 [ 12.234499] ? preempt_count_sub+0x50/0x80 [ 12.234524] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.234549] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.234574] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.234600] kthread+0x337/0x6f0 [ 12.234619] ? trace_preempt_on+0x20/0xc0 [ 12.234642] ? __pfx_kthread+0x10/0x10 [ 12.234663] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.234684] ? calculate_sigpending+0x7b/0xa0 [ 12.234709] ? __pfx_kthread+0x10/0x10 [ 12.234731] ret_from_fork+0x116/0x1d0 [ 12.234749] ? __pfx_kthread+0x10/0x10 [ 12.234780] ret_from_fork_asm+0x1a/0x30 [ 12.234811] </TASK> [ 12.234821] [ 12.242819] Allocated by task 175: [ 12.242970] kasan_save_stack+0x45/0x70 [ 12.243165] kasan_save_track+0x18/0x40 [ 12.243303] kasan_save_alloc_info+0x3b/0x50 [ 12.243452] __kasan_krealloc+0x190/0x1f0 [ 12.243652] krealloc_noprof+0xf3/0x340 [ 12.243858] krealloc_less_oob_helper+0x1aa/0x11d0 [ 12.244343] krealloc_less_oob+0x1c/0x30 [ 12.244496] kunit_try_run_case+0x1a5/0x480 [ 12.244783] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.245050] kthread+0x337/0x6f0 [ 12.245222] ret_from_fork+0x116/0x1d0 [ 12.245467] ret_from_fork_asm+0x1a/0x30 [ 12.245639] [ 12.245713] The buggy address belongs to the object at ffff888100350600 [ 12.245713] which belongs to the cache kmalloc-256 of size 256 [ 12.246237] The buggy address is located 17 bytes to the right of [ 12.246237] allocated 201-byte region [ffff888100350600, ffff8881003506c9) [ 12.246621] [ 12.246692] The buggy address belongs to the physical page: [ 12.247064] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100350 [ 12.247706] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.247955] flags: 0x200000000000040(head|node=0|zone=2) [ 12.248132] page_type: f5(slab) [ 12.248254] raw: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.248977] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.249373] head: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.249987] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.250336] head: 0200000000000001 ffffea000400d401 00000000ffffffff 00000000ffffffff [ 12.250745] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 12.251015] page dumped because: kasan: bad access detected [ 12.251273] [ 12.251568] Memory state around the buggy address: [ 12.251777] ffff888100350580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.252062] ffff888100350600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.252312] >ffff888100350680: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 12.252775] ^ [ 12.253042] ffff888100350700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.253380] ffff888100350780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.253690] ================================================================== [ 12.390779] ================================================================== [ 12.391116] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xec6/0x11d0 [ 12.391535] Write of size 1 at addr ffff8881026ba0da by task kunit_try_catch/179 [ 12.391845] [ 12.391948] CPU: 1 UID: 0 PID: 179 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.391989] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.392000] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.392019] Call Trace: [ 12.392034] <TASK> [ 12.392048] dump_stack_lvl+0x73/0xb0 [ 12.392076] print_report+0xd1/0x610 [ 12.392098] ? __virt_addr_valid+0x1db/0x2d0 [ 12.392119] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.392144] ? kasan_addr_to_slab+0x11/0xa0 [ 12.392165] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.392190] kasan_report+0x141/0x180 [ 12.392212] ? krealloc_less_oob_helper+0xec6/0x11d0 [ 12.392241] __asan_report_store1_noabort+0x1b/0x30 [ 12.392267] krealloc_less_oob_helper+0xec6/0x11d0 [ 12.392293] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.392496] ? finish_task_switch.isra.0+0x153/0x700 [ 12.392525] ? __switch_to+0x47/0xf50 [ 12.392551] ? __schedule+0x10cc/0x2b60 [ 12.392595] ? __pfx_read_tsc+0x10/0x10 [ 12.392621] krealloc_large_less_oob+0x1c/0x30 [ 12.392645] kunit_try_run_case+0x1a5/0x480 [ 12.392670] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.392693] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.392717] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.392741] ? __kthread_parkme+0x82/0x180 [ 12.392772] ? preempt_count_sub+0x50/0x80 [ 12.392796] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.392820] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.392845] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.392870] kthread+0x337/0x6f0 [ 12.392890] ? trace_preempt_on+0x20/0xc0 [ 12.392913] ? __pfx_kthread+0x10/0x10 [ 12.392933] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.392955] ? calculate_sigpending+0x7b/0xa0 [ 12.392979] ? __pfx_kthread+0x10/0x10 [ 12.393000] ret_from_fork+0x116/0x1d0 [ 12.393018] ? __pfx_kthread+0x10/0x10 [ 12.393039] ret_from_fork_asm+0x1a/0x30 [ 12.393069] </TASK> [ 12.393079] [ 12.400954] The buggy address belongs to the physical page: [ 12.401165] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1026b8 [ 12.401538] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.401885] flags: 0x200000000000040(head|node=0|zone=2) [ 12.402134] page_type: f8(unknown) [ 12.402287] raw: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.402646] raw: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.403006] head: 0200000000000040 0000000000000000 dead000000000122 0000000000000000 [ 12.403424] head: 0000000000000000 0000000000000000 00000001f8000000 0000000000000000 [ 12.403790] head: 0200000000000002 ffffea000409ae01 00000000ffffffff 00000000ffffffff [ 12.404022] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004 [ 12.404555] page dumped because: kasan: bad access detected [ 12.404815] [ 12.404915] Memory state around the buggy address: [ 12.405102] ffff8881026b9f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.405400] ffff8881026ba000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.405768] >ffff8881026ba080: 00 00 00 00 00 00 00 00 00 01 fe fe fe fe fe fe [ 12.406092] ^ [ 12.406446] ffff8881026ba100: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.406703] ffff8881026ba180: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 12.406984] ================================================================== [ 12.275127] ================================================================== [ 12.275664] BUG: KASAN: slab-out-of-bounds in krealloc_less_oob_helper+0xd47/0x11d0 [ 12.275989] Write of size 1 at addr ffff8881003506eb by task kunit_try_catch/175 [ 12.276296] [ 12.276522] CPU: 0 UID: 0 PID: 175 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc6 #1 PREEMPT(voluntary) [ 12.276565] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.276576] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.276595] Call Trace: [ 12.276607] <TASK> [ 12.276620] dump_stack_lvl+0x73/0xb0 [ 12.276648] print_report+0xd1/0x610 [ 12.276670] ? __virt_addr_valid+0x1db/0x2d0 [ 12.276693] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.276717] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.276741] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.276779] kasan_report+0x141/0x180 [ 12.276801] ? krealloc_less_oob_helper+0xd47/0x11d0 [ 12.276830] __asan_report_store1_noabort+0x1b/0x30 [ 12.276856] krealloc_less_oob_helper+0xd47/0x11d0 [ 12.276883] ? __pfx_krealloc_less_oob_helper+0x10/0x10 [ 12.276908] ? finish_task_switch.isra.0+0x153/0x700 [ 12.276932] ? __switch_to+0x47/0xf50 [ 12.276956] ? __schedule+0x10cc/0x2b60 [ 12.276978] ? __pfx_read_tsc+0x10/0x10 [ 12.277001] krealloc_less_oob+0x1c/0x30 [ 12.277023] kunit_try_run_case+0x1a5/0x480 [ 12.277047] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.277071] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.277094] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.277118] ? __kthread_parkme+0x82/0x180 [ 12.277139] ? preempt_count_sub+0x50/0x80 [ 12.277162] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.277187] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.277212] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.277237] kthread+0x337/0x6f0 [ 12.277256] ? trace_preempt_on+0x20/0xc0 [ 12.277280] ? __pfx_kthread+0x10/0x10 [ 12.277300] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.277322] ? calculate_sigpending+0x7b/0xa0 [ 12.277346] ? __pfx_kthread+0x10/0x10 [ 12.277367] ret_from_fork+0x116/0x1d0 [ 12.277386] ? __pfx_kthread+0x10/0x10 [ 12.277406] ret_from_fork_asm+0x1a/0x30 [ 12.277437] </TASK> [ 12.277446] [ 12.285106] Allocated by task 175: [ 12.285241] kasan_save_stack+0x45/0x70 [ 12.285396] kasan_save_track+0x18/0x40 [ 12.285959] kasan_save_alloc_info+0x3b/0x50 [ 12.286189] __kasan_krealloc+0x190/0x1f0 [ 12.286496] krealloc_noprof+0xf3/0x340 [ 12.286682] krealloc_less_oob_helper+0x1aa/0x11d0 [ 12.286892] krealloc_less_oob+0x1c/0x30 [ 12.287090] kunit_try_run_case+0x1a5/0x480 [ 12.287273] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.287560] kthread+0x337/0x6f0 [ 12.287684] ret_from_fork+0x116/0x1d0 [ 12.287828] ret_from_fork_asm+0x1a/0x30 [ 12.287967] [ 12.288039] The buggy address belongs to the object at ffff888100350600 [ 12.288039] which belongs to the cache kmalloc-256 of size 256 [ 12.288637] The buggy address is located 34 bytes to the right of [ 12.288637] allocated 201-byte region [ffff888100350600, ffff8881003506c9) [ 12.290960] [ 12.291169] The buggy address belongs to the physical page: [ 12.292028] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100350 [ 12.292305] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 12.292534] flags: 0x200000000000040(head|node=0|zone=2) [ 12.292709] page_type: f5(slab) [ 12.292966] raw: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.293205] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.293607] head: 0200000000000040 ffff888100041b40 dead000000000122 0000000000000000 [ 12.295272] head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.296028] head: 0200000000000001 ffffea000400d401 00000000ffffffff 00000000ffffffff [ 12.296273] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 12.296510] page dumped because: kasan: bad access detected [ 12.296683] [ 12.296765] Memory state around the buggy address: [ 12.296956] ffff888100350580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.298348] ffff888100350600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.298783] >ffff888100350680: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 12.298995] ^ [ 12.299188] ffff888100350700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.299804] ffff888100350780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.300023] ==================================================================