Date
June 2, 2025, 2:13 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 20.683545] ================================================================== [ 20.683998] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270 [ 20.684734] Read of size 1 at addr ffffab5b4bc780cd by task kunit_try_catch/235 [ 20.685376] [ 20.685659] CPU: 1 UID: 0 PID: 235 Comm: kunit_try_catch Tainted: G B N 6.14.10-rc1 #1 [ 20.685850] Tainted: [B]=BAD_PAGE, [N]=TEST [ 20.685883] Hardware name: linux,dummy-virt (DT) [ 20.685921] Call trace: [ 20.685949] show_stack+0x20/0x38 (C) [ 20.686018] dump_stack_lvl+0x8c/0xd0 [ 20.686205] print_report+0x310/0x608 [ 20.686351] kasan_report+0xdc/0x128 [ 20.686412] __asan_report_load1_noabort+0x20/0x30 [ 20.686488] kasan_global_oob_right+0x230/0x270 [ 20.686545] kunit_try_run_case+0x170/0x3f0 [ 20.686607] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 20.686666] kthread+0x318/0x620 [ 20.686725] ret_from_fork+0x10/0x20 [ 20.686812] [ 20.690373] The buggy address belongs to the variable: [ 20.690569] global_array+0xd/0x40 [ 20.690924] [ 20.691249] The buggy address belongs to the virtual mapping at [ 20.691249] [ffffab5b49f00000, ffffab5b4bd31000) created by: [ 20.691249] paging_init+0x66c/0x7d0 [ 20.692160] [ 20.692532] The buggy address belongs to the physical page: [ 20.692996] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47a78 [ 20.693455] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff) [ 20.694034] raw: 03fffe0000002000 ffffc1ffc01e9e08 ffffc1ffc01e9e08 0000000000000000 [ 20.694656] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 20.695061] page dumped because: kasan: bad access detected [ 20.695360] [ 20.695532] Memory state around the buggy address: [ 20.695939] ffffab5b4bc77f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.696366] ffffab5b4bc78000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.696820] >ffffab5b4bc78080: 02 f9 f9 f9 f9 f9 f9 f9 00 02 f9 f9 f9 f9 f9 f9 [ 20.697304] ^ [ 20.697700] ffffab5b4bc78100: 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 20.698307] ffffab5b4bc78180: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 20.698683] ==================================================================
[ 14.449125] ================================================================== [ 14.449649] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x288/0x2d0 [ 14.449987] Read of size 1 at addr ffffffff9a618d0d by task kunit_try_catch/253 [ 14.450830] [ 14.450951] CPU: 1 UID: 0 PID: 253 Comm: kunit_try_catch Tainted: G B N 6.14.10-rc1 #1 [ 14.450993] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.451006] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.451262] Call Trace: [ 14.451277] <TASK> [ 14.451293] dump_stack_lvl+0x73/0xb0 [ 14.451319] print_report+0xd1/0x650 [ 14.451342] ? __virt_addr_valid+0x1db/0x2d0 [ 14.451363] ? kasan_global_oob_right+0x288/0x2d0 [ 14.451383] ? kasan_addr_to_slab+0x11/0xa0 [ 14.451404] ? kasan_global_oob_right+0x288/0x2d0 [ 14.451425] kasan_report+0x140/0x180 [ 14.451446] ? kasan_global_oob_right+0x288/0x2d0 [ 14.451471] __asan_report_load1_noabort+0x18/0x20 [ 14.451495] kasan_global_oob_right+0x288/0x2d0 [ 14.451516] ? __pfx_kasan_global_oob_right+0x10/0x10 [ 14.451540] ? __schedule+0xce8/0x2840 [ 14.451591] ? __pfx_read_tsc+0x10/0x10 [ 14.451613] ? ktime_get_ts64+0x86/0x230 [ 14.451638] kunit_try_run_case+0x1a6/0x480 [ 14.451661] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.451698] ? _raw_spin_lock_irqsave+0xa2/0x110 [ 14.451722] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.451745] ? __kthread_parkme+0x82/0x160 [ 14.451765] ? preempt_count_sub+0x50/0x80 [ 14.451790] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.451814] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.451839] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.451865] kthread+0x324/0x6e0 [ 14.451885] ? trace_preempt_on+0x20/0xc0 [ 14.451908] ? __pfx_kthread+0x10/0x10 [ 14.451929] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.451950] ? calculate_sigpending+0x7b/0xa0 [ 14.451971] ? __pfx_kthread+0x10/0x10 [ 14.451994] ret_from_fork+0x41/0x80 [ 14.452011] ? __pfx_kthread+0x10/0x10 [ 14.452053] ret_from_fork_asm+0x1a/0x30 [ 14.452083] </TASK> [ 14.452094] [ 14.466008] The buggy address belongs to the variable: [ 14.466396] global_array+0xd/0x40 [ 14.466576] [ 14.466968] The buggy address belongs to the physical page: [ 14.467529] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25818 [ 14.468152] flags: 0x100000000002000(reserved|node=0|zone=1) [ 14.468354] raw: 0100000000002000 ffffea0000960608 ffffea0000960608 0000000000000000 [ 14.468775] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 14.469466] page dumped because: kasan: bad access detected [ 14.470238] [ 14.470421] Memory state around the buggy address: [ 14.470916] ffffffff9a618c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.471433] ffffffff9a618c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.471983] >ffffffff9a618d00: 00 02 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 14.472212] ^ [ 14.472336] ffffffff9a618d80: 04 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9 f9 f9 f9 f9 [ 14.472608] ffffffff9a618e00: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 14.473277] ==================================================================