Date
June 18, 2025, 6:43 a.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 23.077172] ================================================================== [ 23.077361] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270 [ 23.078165] Read of size 1 at addr ffffacab7ce6f64d by task kunit_try_catch/255 [ 23.078478] [ 23.078958] CPU: 0 UID: 0 PID: 255 Comm: kunit_try_catch Tainted: G B W N 6.16.0-rc2-next-20250618 #1 PREEMPT [ 23.079354] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST [ 23.079557] Hardware name: linux,dummy-virt (DT) [ 23.079744] Call trace: [ 23.079843] show_stack+0x20/0x38 (C) [ 23.080096] dump_stack_lvl+0x8c/0xd0 [ 23.080412] print_report+0x310/0x608 [ 23.080793] kasan_report+0xdc/0x128 [ 23.081031] __asan_report_load1_noabort+0x20/0x30 [ 23.081429] kasan_global_oob_right+0x230/0x270 [ 23.081684] kunit_try_run_case+0x170/0x3f0 [ 23.081858] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 23.082177] kthread+0x328/0x630 [ 23.082491] ret_from_fork+0x10/0x20 [ 23.082639] [ 23.082758] The buggy address belongs to the variable: [ 23.082834] global_array+0xd/0x40 [ 23.083187] [ 23.083535] The buggy address belongs to the virtual mapping at [ 23.083535] [ffffacab7b030000, ffffacab7cf21000) created by: [ 23.083535] paging_init+0x66c/0x7d0 [ 23.083753] [ 23.084045] The buggy address belongs to the physical page: [ 23.084144] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47c6f [ 23.084675] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff) [ 23.085346] raw: 03fffe0000002000 ffffc1ffc01f1bc8 ffffc1ffc01f1bc8 0000000000000000 [ 23.085605] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 23.085823] page dumped because: kasan: bad access detected [ 23.086016] [ 23.086159] Memory state around the buggy address: [ 23.086230] ffffacab7ce6f500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 23.086604] ffffacab7ce6f580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 23.086859] >ffffacab7ce6f600: 02 f9 f9 f9 f9 f9 f9 f9 00 02 f9 f9 f9 f9 f9 f9 [ 23.087078] ^ [ 23.087258] ffffacab7ce6f680: 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 23.087389] ffffacab7ce6f700: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 23.087493] ==================================================================
[ 12.920799] ================================================================== [ 12.921261] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x286/0x2d0 [ 12.922096] Read of size 1 at addr ffffffff8846ee8d by task kunit_try_catch/271 [ 12.922881] [ 12.923116] CPU: 1 UID: 0 PID: 271 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc2-next-20250618 #1 PREEMPT(voluntary) [ 12.923165] Tainted: [B]=BAD_PAGE, [N]=TEST [ 12.923178] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 12.923198] Call Trace: [ 12.923221] <TASK> [ 12.923235] dump_stack_lvl+0x73/0xb0 [ 12.923262] print_report+0xd1/0x650 [ 12.923283] ? __virt_addr_valid+0x1db/0x2d0 [ 12.923305] ? kasan_global_oob_right+0x286/0x2d0 [ 12.923325] ? kasan_addr_to_slab+0x11/0xa0 [ 12.923344] ? kasan_global_oob_right+0x286/0x2d0 [ 12.923365] kasan_report+0x141/0x180 [ 12.923386] ? kasan_global_oob_right+0x286/0x2d0 [ 12.923411] __asan_report_load1_noabort+0x18/0x20 [ 12.923434] kasan_global_oob_right+0x286/0x2d0 [ 12.923454] ? __pfx_kasan_global_oob_right+0x10/0x10 [ 12.923477] ? __schedule+0x10cc/0x2b60 [ 12.923497] ? __pfx_read_tsc+0x10/0x10 [ 12.923518] ? ktime_get_ts64+0x86/0x230 [ 12.923542] kunit_try_run_case+0x1a5/0x480 [ 12.923565] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.923585] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 12.923606] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 12.923627] ? __kthread_parkme+0x82/0x180 [ 12.923646] ? preempt_count_sub+0x50/0x80 [ 12.923670] ? __pfx_kunit_try_run_case+0x10/0x10 [ 12.923692] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 12.923714] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 12.923736] kthread+0x337/0x6f0 [ 12.923754] ? trace_preempt_on+0x20/0xc0 [ 12.923777] ? __pfx_kthread+0x10/0x10 [ 12.923799] ? _raw_spin_unlock_irq+0x47/0x80 [ 12.923822] ? calculate_sigpending+0x7b/0xa0 [ 12.923846] ? __pfx_kthread+0x10/0x10 [ 12.923866] ret_from_fork+0x116/0x1d0 [ 12.923884] ? __pfx_kthread+0x10/0x10 [ 12.923903] ret_from_fork_asm+0x1a/0x30 [ 12.923932] </TASK> [ 12.923942] [ 12.938657] The buggy address belongs to the variable: [ 12.939016] global_array+0xd/0x40 [ 12.939534] [ 12.940079] The buggy address belongs to the physical page: [ 12.940433] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x16746e [ 12.941051] flags: 0x200000000002000(reserved|node=0|zone=2) [ 12.941505] raw: 0200000000002000 ffffea00059d1b88 ffffea00059d1b88 0000000000000000 [ 12.942098] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 12.942751] page dumped because: kasan: bad access detected [ 12.943046] [ 12.943278] Memory state around the buggy address: [ 12.943695] ffffffff8846ed80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.944003] ffffffff8846ee00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 12.944416] >ffffffff8846ee80: 00 02 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 12.945070] ^ [ 12.945393] ffffffff8846ef00: 04 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9 f9 f9 f9 f9 [ 12.945693] ffffffff8846ef80: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 12.946500] ==================================================================