Date
June 7, 2025, 10:40 a.m.
Environment | |
---|---|
qemu-arm64 | |
qemu-x86_64 |
[ 25.918332] ================================================================== [ 25.919767] BUG: KASAN: alloca-out-of-bounds in kasan_alloca_oob_right+0x2e4/0x348 [ 25.920716] Read of size 1 at addr ffff800080ba7b4a by task kunit_try_catch/242 [ 25.922120] [ 25.922404] CPU: 1 UID: 0 PID: 242 Comm: kunit_try_catch Tainted: G B N 6.14.11-rc1 #1 [ 25.922600] Tainted: [B]=BAD_PAGE, [N]=TEST [ 25.922671] Hardware name: linux,dummy-virt (DT) [ 25.922752] Call trace: [ 25.922810] show_stack+0x20/0x38 (C) [ 25.923416] dump_stack_lvl+0x8c/0xd0 [ 25.923552] print_report+0x310/0x608 [ 25.923673] kasan_report+0xdc/0x128 [ 25.923789] __asan_report_load1_noabort+0x20/0x30 [ 25.924861] kasan_alloca_oob_right+0x2e4/0x348 [ 25.925514] kunit_try_run_case+0x170/0x3f0 [ 25.925826] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 25.925981] kthread+0x318/0x620 [ 25.926099] ret_from_fork+0x10/0x20 [ 25.926229] [ 25.935713] The buggy address belongs to stack of task kunit_try_catch/242 [ 25.938485] [ 25.939711] The buggy address belongs to the virtual mapping at [ 25.939711] [ffff800080ba0000, ffff800080ba9000) created by: [ 25.939711] kernel_clone+0x150/0x7a8 [ 25.940862] [ 25.943750] The buggy address belongs to the physical page: [ 25.945282] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1065c1 [ 25.946629] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff) [ 25.947962] raw: 0bfffe0000000000 0000000000000000 dead000000000122 0000000000000000 [ 25.948538] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 25.950693] page dumped because: kasan: bad access detected [ 25.951560] [ 25.952677] Memory state around the buggy address: [ 25.955513] ffff800080ba7a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 25.958478] ffff800080ba7a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 25.962704] >ffff800080ba7b00: 00 00 00 00 ca ca ca ca 00 02 cb cb cb cb cb cb [ 25.963591] ^ [ 25.966226] ffff800080ba7b80: 00 00 00 00 00 00 00 00 f1 f1 f1 f1 01 f2 04 f2 [ 25.969547] ffff800080ba7c00: 00 f2 f2 f2 00 00 f3 f3 00 00 00 00 00 00 00 00 [ 25.970642] ==================================================================
[ 20.102842] ================================================================== [ 20.103421] BUG: KASAN: alloca-out-of-bounds in kasan_alloca_oob_right+0x32b/0x390 [ 20.104138] Read of size 1 at addr ffff888102d0fc4a by task kunit_try_catch/261 [ 20.105529] [ 20.105704] CPU: 0 UID: 0 PID: 261 Comm: kunit_try_catch Tainted: G B N 6.14.11-rc1 #1 [ 20.105764] Tainted: [B]=BAD_PAGE, [N]=TEST [ 20.105781] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 20.105809] Call Trace: [ 20.105826] <TASK> [ 20.105849] dump_stack_lvl+0x73/0xb0 [ 20.105913] print_report+0xd1/0x650 [ 20.105944] ? __virt_addr_valid+0x1db/0x2d0 [ 20.105976] ? kasan_alloca_oob_right+0x32b/0x390 [ 20.106004] ? kasan_addr_to_slab+0x11/0xa0 [ 20.106030] ? kasan_alloca_oob_right+0x32b/0x390 [ 20.106059] kasan_report+0x140/0x180 [ 20.106087] ? kasan_alloca_oob_right+0x32b/0x390 [ 20.106121] __asan_report_load1_noabort+0x18/0x20 [ 20.106152] kasan_alloca_oob_right+0x32b/0x390 [ 20.106182] ? finish_task_switch.isra.0+0x153/0x700 [ 20.106213] ? __ww_mutex_lock.constprop.0+0x4fe/0x1f20 [ 20.106247] ? trace_hardirqs_on+0x37/0xe0 [ 20.106280] ? __pfx_kasan_alloca_oob_right+0x10/0x10 [ 20.106326] ? __schedule+0xce8/0x2840 [ 20.106376] ? __pfx_read_tsc+0x10/0x10 [ 20.106434] ? ktime_get_ts64+0x86/0x230 [ 20.106499] kunit_try_run_case+0x1a6/0x480 [ 20.106561] ? __pfx_kunit_try_run_case+0x10/0x10 [ 20.106613] ? _raw_spin_lock_irqsave+0xa2/0x110 [ 20.106671] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 20.106725] ? __kthread_parkme+0x82/0x160 [ 20.106783] ? preempt_count_sub+0x50/0x80 [ 20.106839] ? __pfx_kunit_try_run_case+0x10/0x10 [ 20.106909] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 20.106974] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 20.107032] kthread+0x324/0x6e0 [ 20.107085] ? trace_preempt_on+0x20/0xc0 [ 20.107135] ? __pfx_kthread+0x10/0x10 [ 20.107191] ? _raw_spin_unlock_irq+0x47/0x80 [ 20.107236] ? calculate_sigpending+0x7b/0xa0 [ 20.107288] ? __pfx_kthread+0x10/0x10 [ 20.107334] ret_from_fork+0x41/0x80 [ 20.107378] ? __pfx_kthread+0x10/0x10 [ 20.107425] ret_from_fork_asm+0x1a/0x30 [ 20.107498] </TASK> [ 20.107524] [ 20.124172] The buggy address belongs to stack of task kunit_try_catch/261 [ 20.124751] [ 20.124919] The buggy address belongs to the physical page: [ 20.125252] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x102d0f [ 20.127480] flags: 0x200000000000000(node=0|zone=2) [ 20.127992] raw: 0200000000000000 ffffea00040b43c8 ffffea00040b43c8 0000000000000000 [ 20.128460] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 20.128903] page dumped because: kasan: bad access detected [ 20.129396] [ 20.129601] Memory state around the buggy address: [ 20.130076] ffff888102d0fb00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.130985] ffff888102d0fb80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.131730] >ffff888102d0fc00: 00 00 00 00 ca ca ca ca 00 02 cb cb cb cb cb cb [ 20.132400] ^ [ 20.132930] ffff888102d0fc80: 00 00 00 f1 f1 f1 f1 01 f2 04 f2 00 f2 f2 f2 00 [ 20.133568] ffff888102d0fd00: 00 f3 f3 00 00 00 00 00 00 00 00 00 00 00 00 f1 [ 20.134250] ==================================================================