Date
July 8, 2025, 11:09 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 21.392594] ================================================================== [ 21.392874] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270 [ 21.393264] Read of size 1 at addr ffffabf27014f58d by task kunit_try_catch/245 [ 21.393332] [ 21.393400] CPU: 0 UID: 0 PID: 245 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT [ 21.393542] Tainted: [B]=BAD_PAGE, [N]=TEST [ 21.393689] Hardware name: linux,dummy-virt (DT) [ 21.393727] Call trace: [ 21.393751] show_stack+0x20/0x38 (C) [ 21.394094] dump_stack_lvl+0x8c/0xd0 [ 21.394210] print_report+0x310/0x608 [ 21.394262] kasan_report+0xdc/0x128 [ 21.394446] __asan_report_load1_noabort+0x20/0x30 [ 21.394604] kasan_global_oob_right+0x230/0x270 [ 21.394664] kunit_try_run_case+0x170/0x3f0 [ 21.394977] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 21.395066] kthread+0x328/0x630 [ 21.395340] ret_from_fork+0x10/0x20 [ 21.395485] [ 21.395562] The buggy address belongs to the variable: [ 21.395611] global_array+0xd/0x40 [ 21.395675] [ 21.396495] The buggy address belongs to the virtual mapping at [ 21.396495] [ffffabf26e300000, ffffabf270201000) created by: [ 21.396495] paging_init+0x66c/0x7d0 [ 21.397040] [ 21.397436] The buggy address belongs to the physical page: [ 21.397500] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47d4f [ 21.397642] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff) [ 21.397725] raw: 03fffe0000002000 ffffc1ffc01f53c8 ffffc1ffc01f53c8 0000000000000000 [ 21.398056] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 21.398138] page dumped because: kasan: bad access detected [ 21.398253] [ 21.398343] Memory state around the buggy address: [ 21.398449] ffffabf27014f480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 21.398792] ffffabf27014f500: 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9 [ 21.398852] >ffffabf27014f580: 00 02 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 [ 21.398907] ^ [ 21.398946] ffffabf27014f600: 00 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9 [ 21.398990] ffffabf27014f680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 21.399040] ==================================================================
[ 14.311386] ================================================================== [ 14.312257] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x286/0x2d0 [ 14.312784] Read of size 1 at addr ffffffff90e63e8d by task kunit_try_catch/263 [ 14.313385] [ 14.313517] CPU: 0 UID: 0 PID: 263 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc5 #1 PREEMPT(voluntary) [ 14.313564] Tainted: [B]=BAD_PAGE, [N]=TEST [ 14.313577] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 14.313771] Call Trace: [ 14.313794] <TASK> [ 14.313812] dump_stack_lvl+0x73/0xb0 [ 14.313848] print_report+0xd1/0x650 [ 14.313872] ? __virt_addr_valid+0x1db/0x2d0 [ 14.313897] ? kasan_global_oob_right+0x286/0x2d0 [ 14.313959] ? kasan_addr_to_slab+0x11/0xa0 [ 14.313984] ? kasan_global_oob_right+0x286/0x2d0 [ 14.314010] kasan_report+0x141/0x180 [ 14.314035] ? kasan_global_oob_right+0x286/0x2d0 [ 14.314063] __asan_report_load1_noabort+0x18/0x20 [ 14.314088] kasan_global_oob_right+0x286/0x2d0 [ 14.314111] ? __pfx_kasan_global_oob_right+0x10/0x10 [ 14.314137] ? __schedule+0x10cc/0x2b60 [ 14.314161] ? __pfx_read_tsc+0x10/0x10 [ 14.314182] ? ktime_get_ts64+0x86/0x230 [ 14.314208] kunit_try_run_case+0x1a5/0x480 [ 14.314234] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.314257] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 14.314281] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 14.314305] ? __kthread_parkme+0x82/0x180 [ 14.314326] ? preempt_count_sub+0x50/0x80 [ 14.314351] ? __pfx_kunit_try_run_case+0x10/0x10 [ 14.314375] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 14.314401] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 14.314426] kthread+0x337/0x6f0 [ 14.314445] ? trace_preempt_on+0x20/0xc0 [ 14.314470] ? __pfx_kthread+0x10/0x10 [ 14.314491] ? _raw_spin_unlock_irq+0x47/0x80 [ 14.314528] ? calculate_sigpending+0x7b/0xa0 [ 14.314552] ? __pfx_kthread+0x10/0x10 [ 14.314574] ret_from_fork+0x116/0x1d0 [ 14.314592] ? __pfx_kthread+0x10/0x10 [ 14.314624] ret_from_fork_asm+0x1a/0x30 [ 14.314656] </TASK> [ 14.314667] [ 14.326340] The buggy address belongs to the variable: [ 14.326874] global_array+0xd/0x40 [ 14.327335] [ 14.327467] The buggy address belongs to the physical page: [ 14.327746] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x44c63 [ 14.328438] flags: 0x100000000002000(reserved|node=0|zone=1) [ 14.328896] raw: 0100000000002000 ffffea00011318c8 ffffea00011318c8 0000000000000000 [ 14.329408] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 14.330300] page dumped because: kasan: bad access detected [ 14.330695] [ 14.330788] Memory state around the buggy address: [ 14.331263] ffffffff90e63d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.331837] ffffffff90e63e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 14.332398] >ffffffff90e63e80: 00 02 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 14.332887] ^ [ 14.333248] ffffffff90e63f00: 04 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9 f9 f9 f9 f9 [ 14.333787] ffffffff90e63f80: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 14.334595] ==================================================================