Date
July 23, 2025, 2:10 a.m.
Environment | |
---|---|
qemu-arm64 | |
qemu-x86_64 |
[ 15.099441] ================================================================== [ 15.099514] BUG: KASAN: slab-out-of-bounds in kmalloc_track_caller_oob_right+0x418/0x488 [ 15.099564] Write of size 1 at addr fff00000c3f39378 by task kunit_try_catch/142 [ 15.099614] [ 15.099642] CPU: 1 UID: 0 PID: 142 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7 #1 PREEMPT [ 15.099720] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.099747] Hardware name: linux,dummy-virt (DT) [ 15.099785] Call trace: [ 15.099808] show_stack+0x20/0x38 (C) [ 15.099868] dump_stack_lvl+0x8c/0xd0 [ 15.099913] print_report+0x118/0x5d0 [ 15.099959] kasan_report+0xdc/0x128 [ 15.100004] __asan_report_store1_noabort+0x20/0x30 [ 15.100055] kmalloc_track_caller_oob_right+0x418/0x488 [ 15.100105] kunit_try_run_case+0x170/0x3f0 [ 15.100152] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.100203] kthread+0x328/0x630 [ 15.100244] ret_from_fork+0x10/0x20 [ 15.100290] [ 15.100308] Allocated by task 142: [ 15.100334] kasan_save_stack+0x3c/0x68 [ 15.100379] kasan_save_track+0x20/0x40 [ 15.100416] kasan_save_alloc_info+0x40/0x58 [ 15.100465] __kasan_kmalloc+0xd4/0xd8 [ 15.100501] __kmalloc_node_track_caller_noprof+0x194/0x4b8 [ 15.100544] kmalloc_track_caller_oob_right+0x184/0x488 [ 15.100585] kunit_try_run_case+0x170/0x3f0 [ 15.100621] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.100673] kthread+0x328/0x630 [ 15.100705] ret_from_fork+0x10/0x20 [ 15.100745] [ 15.100763] The buggy address belongs to the object at fff00000c3f39300 [ 15.100763] which belongs to the cache kmalloc-128 of size 128 [ 15.100827] The buggy address is located 0 bytes to the right of [ 15.100827] allocated 120-byte region [fff00000c3f39300, fff00000c3f39378) [ 15.101404] [ 15.101430] The buggy address belongs to the physical page: [ 15.101459] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103f39 [ 15.101512] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 15.101559] page_type: f5(slab) [ 15.101597] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 15.102041] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.102123] page dumped because: kasan: bad access detected [ 15.102156] [ 15.102173] Memory state around the buggy address: [ 15.102205] fff00000c3f39200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 15.102249] fff00000c3f39280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.102291] >fff00000c3f39300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 15.102477] ^ [ 15.102591] fff00000c3f39380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.102807] fff00000c3f39400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.102845] ================================================================== [ 15.094015] ================================================================== [ 15.094099] BUG: KASAN: slab-out-of-bounds in kmalloc_track_caller_oob_right+0x40c/0x488 [ 15.094365] Write of size 1 at addr fff00000c3f39278 by task kunit_try_catch/142 [ 15.094417] [ 15.094455] CPU: 1 UID: 0 PID: 142 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7 #1 PREEMPT [ 15.094648] Tainted: [B]=BAD_PAGE, [N]=TEST [ 15.094682] Hardware name: linux,dummy-virt (DT) [ 15.094725] Call trace: [ 15.094763] show_stack+0x20/0x38 (C) [ 15.094972] dump_stack_lvl+0x8c/0xd0 [ 15.095156] print_report+0x118/0x5d0 [ 15.095346] kasan_report+0xdc/0x128 [ 15.095572] __asan_report_store1_noabort+0x20/0x30 [ 15.095628] kmalloc_track_caller_oob_right+0x40c/0x488 [ 15.095691] kunit_try_run_case+0x170/0x3f0 [ 15.095898] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.095958] kthread+0x328/0x630 [ 15.096000] ret_from_fork+0x10/0x20 [ 15.096188] [ 15.096228] Allocated by task 142: [ 15.096317] kasan_save_stack+0x3c/0x68 [ 15.096430] kasan_save_track+0x20/0x40 [ 15.096519] kasan_save_alloc_info+0x40/0x58 [ 15.096640] __kasan_kmalloc+0xd4/0xd8 [ 15.096697] __kmalloc_node_track_caller_noprof+0x194/0x4b8 [ 15.096787] kmalloc_track_caller_oob_right+0xa8/0x488 [ 15.096864] kunit_try_run_case+0x170/0x3f0 [ 15.096901] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 15.096944] kthread+0x328/0x630 [ 15.097015] ret_from_fork+0x10/0x20 [ 15.097219] [ 15.097278] The buggy address belongs to the object at fff00000c3f39200 [ 15.097278] which belongs to the cache kmalloc-128 of size 128 [ 15.097338] The buggy address is located 0 bytes to the right of [ 15.097338] allocated 120-byte region [fff00000c3f39200, fff00000c3f39278) [ 15.097578] [ 15.097634] The buggy address belongs to the physical page: [ 15.097719] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x103f39 [ 15.097863] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 15.097961] page_type: f5(slab) [ 15.098048] raw: 0bfffe0000000000 fff00000c0001a00 dead000000000122 0000000000000000 [ 15.098149] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 15.098225] page dumped because: kasan: bad access detected [ 15.098297] [ 15.098346] Memory state around the buggy address: [ 15.098424] fff00000c3f39100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 15.098587] fff00000c3f39180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.098650] >fff00000c3f39200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 15.098689] ^ [ 15.098731] fff00000c3f39280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.098772] fff00000c3f39300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.098810] ==================================================================
[ 12.102288] ================================================================== [ 12.102706] BUG: KASAN: slab-out-of-bounds in kmalloc_track_caller_oob_right+0x4c8/0x520 [ 12.103539] Write of size 1 at addr ffff8881025bdd78 by task kunit_try_catch/159 [ 12.104922] [ 12.105412] CPU: 1 UID: 0 PID: 159 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc7 #1 PREEMPT(voluntary) [ 12.105463] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.105475] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.105496] Call Trace: [ 12.105519] <TASK> [ 12.105534] dump_stack_lvl+0x73/0xb0 [ 12.105564] print_report+0xd1/0x610 [ 12.105585] ? __virt_addr_valid+0x1db/0x2d0 [ 12.105606] ? kmalloc_track_caller_oob_right+0x4c8/0x520 [ 12.105630] ? kasan_complete_mode_report_info+0x2a/0x200 [ 12.105651] ? kmalloc_track_caller_oob_right+0x4c8/0x520 [ 12.105675] kasan_report+0x141/0x180 [ 12.105696] ? kmalloc_track_caller_oob_right+0x4c8/0x520 [ 12.105724] __asan_report_store1_noabort+0x1b/0x30 [ 12.105748] kmalloc_track_caller_oob_right+0x4c8/0x520 [ 12.105771] ? __pfx_kmalloc_track_caller_oob_right+0x10/0x10 [ 12.105796] ? __schedule+0x10c6/0x2b60 [ 12.105827] ? __pfx_read_tsc+0x10/0x10 [ 12.105847] ? ktime_get_ts64+0x86/0x230 [ 12.105869] kunit_try_run_case+0x1a5/0x480 [ 12.105894] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.105916] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.105938] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.105961] ? __kthread_parkme+0x82/0x180 [ 12.105980] ? preempt_count_sub+0x50/0x80 [ 12.106003] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.106026] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.106048] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.106070] kthread+0x337/0x6f0 [ 12.106232] ? trace_preempt_on+0x20/0xc0 [ 12.106406] ? __pfx_kthread+0x10/0x10 [ 12.106427] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.106448] ? calculate_sigpending+0x7b/0xa0 [ 12.106471] ? __pfx_kthread+0x10/0x10 [ 12.106492] ret_from_fork+0x116/0x1d0 [ 12.106510] ? __pfx_kthread+0x10/0x10 [ 12.106529] ret_from_fork_asm+0x1a/0x30 [ 12.106558] </TASK> [ 12.106569] [ 12.120547] Allocated by task 159: [ 12.120936] kasan_save_stack+0x45/0x70 [ 12.121253] kasan_save_track+0x18/0x40 [ 12.121648] kasan_save_alloc_info+0x3b/0x50 [ 12.122013] __kasan_kmalloc+0xb7/0xc0 [ 12.122440] __kmalloc_node_track_caller_noprof+0x1cb/0x500 [ 12.122790] kmalloc_track_caller_oob_right+0x99/0x520 [ 12.123154] kunit_try_run_case+0x1a5/0x480 [ 12.123659] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.124041] kthread+0x337/0x6f0 [ 12.124397] ret_from_fork+0x116/0x1d0 [ 12.124896] ret_from_fork_asm+0x1a/0x30 [ 12.125078] [ 12.125384] The buggy address belongs to the object at ffff8881025bdd00 [ 12.125384] which belongs to the cache kmalloc-128 of size 128 [ 12.126191] The buggy address is located 0 bytes to the right of [ 12.126191] allocated 120-byte region [ffff8881025bdd00, ffff8881025bdd78) [ 12.127026] [ 12.127240] The buggy address belongs to the physical page: [ 12.127732] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1025bd [ 12.128067] flags: 0x200000000000000(node=0|zone=2) [ 12.128452] page_type: f5(slab) [ 12.128633] raw: 0200000000000000 ffff888100041a00 dead000000000122 0000000000000000 [ 12.128973] raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000 [ 12.129722] page dumped because: kasan: bad access detected [ 12.130257] [ 12.130439] Memory state around the buggy address: [ 12.130707] ffff8881025bdc00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 12.131317] ffff8881025bdc80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.131714] >ffff8881025bdd00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 12.132092] ^ [ 12.132647] ffff8881025bdd80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.133075] ffff8881025bde00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 12.133625] ==================================================================