Date
June 7, 2025, 10:40 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 23.718468] ================================================================== [ 23.719606] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x220/0x258 [ 23.721340] Read of size 1 at addr ffffa6526de046cd by task kunit_try_catch/233 [ 23.722033] [ 23.722392] CPU: 1 UID: 0 PID: 233 Comm: kunit_try_catch Tainted: G B N 6.12.33-rc1 #1 [ 23.722598] Tainted: [B]=BAD_PAGE, [N]=TEST [ 23.722671] Hardware name: linux,dummy-virt (DT) [ 23.722759] Call trace: [ 23.722832] dump_backtrace+0x9c/0x128 [ 23.722954] show_stack+0x20/0x38 [ 23.723096] dump_stack_lvl+0x8c/0xd0 [ 23.723223] print_report+0x310/0x5f0 [ 23.723449] kasan_report+0xdc/0x128 [ 23.723579] __asan_report_load1_noabort+0x20/0x30 [ 23.723695] kasan_global_oob_right+0x220/0x258 [ 23.723803] kunit_try_run_case+0x170/0x3f0 [ 23.723909] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 23.724037] kthread+0x24c/0x2d0 [ 23.724140] ret_from_fork+0x10/0x20 [ 23.724259] [ 23.731378] The buggy address belongs to the variable: [ 23.733208] global_array+0xd/0x40 [ 23.734102] [ 23.734785] The buggy address belongs to the virtual mapping at [ 23.734785] [ffffa6526c180000, ffffa6526dec1000) created by: [ 23.734785] paging_init+0x66c/0x7d0 [ 23.736383] [ 23.737316] The buggy address belongs to the physical page: [ 23.737942] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47804 [ 23.738727] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff) [ 23.739938] raw: 03fffe0000002000 ffffc1ffc01e0108 ffffc1ffc01e0108 0000000000000000 [ 23.740625] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 23.741359] page dumped because: kasan: bad access detected [ 23.741932] [ 23.742251] Memory state around the buggy address: [ 23.742845] ffffa6526de04580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 23.744029] ffffa6526de04600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 23.744772] >ffffa6526de04680: 00 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9 [ 23.745473] ^ [ 23.746058] ffffa6526de04700: 02 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 23.746803] ffffa6526de04780: 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 23.747458] ==================================================================
[ 20.377278] ================================================================== [ 20.378278] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x288/0x2d0 [ 20.378888] Read of size 1 at addr ffffffff893d0d6d by task kunit_try_catch/250 [ 20.380393] [ 20.380780] CPU: 0 UID: 0 PID: 250 Comm: kunit_try_catch Tainted: G B N 6.12.33-rc1 #1 [ 20.380917] Tainted: [B]=BAD_PAGE, [N]=TEST [ 20.380955] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 20.381011] Call Trace: [ 20.381056] <TASK> [ 20.381107] dump_stack_lvl+0x73/0xb0 [ 20.381191] print_report+0xd1/0x640 [ 20.381284] ? __virt_addr_valid+0x1db/0x2d0 [ 20.381365] ? kasan_global_oob_right+0x288/0x2d0 [ 20.381450] ? kasan_addr_to_slab+0x11/0xa0 [ 20.381567] ? kasan_global_oob_right+0x288/0x2d0 [ 20.381606] kasan_report+0x140/0x180 [ 20.381643] ? kasan_global_oob_right+0x288/0x2d0 [ 20.381683] __asan_report_load1_noabort+0x18/0x20 [ 20.381714] kasan_global_oob_right+0x288/0x2d0 [ 20.381748] ? __pfx_kasan_global_oob_right+0x10/0x10 [ 20.381785] ? __schedule+0xc49/0x27a0 [ 20.381839] ? __pfx_read_tsc+0x10/0x10 [ 20.381892] ? ktime_get_ts64+0x84/0x230 [ 20.381932] kunit_try_run_case+0x1a6/0x480 [ 20.381965] ? __pfx_kunit_try_run_case+0x10/0x10 [ 20.381994] ? _raw_spin_lock_irqsave+0xa2/0x110 [ 20.382022] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 20.382057] ? __kthread_parkme+0x82/0x160 [ 20.382086] ? preempt_count_sub+0x50/0x80 [ 20.382119] ? __pfx_kunit_try_run_case+0x10/0x10 [ 20.382148] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 20.382185] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 20.382243] kthread+0x257/0x310 [ 20.382274] ? __pfx_kthread+0x10/0x10 [ 20.382301] ret_from_fork+0x41/0x80 [ 20.382329] ? __pfx_kthread+0x10/0x10 [ 20.382354] ret_from_fork_asm+0x1a/0x30 [ 20.382397] </TASK> [ 20.382412] [ 20.398956] The buggy address belongs to the variable: [ 20.400276] global_array+0xd/0x40 [ 20.401092] [ 20.401389] The buggy address belongs to the physical page: [ 20.401845] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1347d0 [ 20.402775] flags: 0x200000000002000(reserved|node=0|zone=2) [ 20.403196] raw: 0200000000002000 ffffea0004d1f408 ffffea0004d1f408 0000000000000000 [ 20.404271] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 20.405039] page dumped because: kasan: bad access detected [ 20.405789] [ 20.406017] Memory state around the buggy address: [ 20.406368] ffffffff893d0c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.406913] ffffffff893d0c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.408331] >ffffffff893d0d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 02 f9 f9 [ 20.409011] ^ [ 20.409841] ffffffff893d0d80: f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 [ 20.410559] ffffffff893d0e00: f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9 [ 20.411246] ==================================================================