Date
July 4, 2025, 11:11 p.m.
| Environment | |
|---|---|
| qemu-arm64 | |
| qemu-x86_64 |
[ 20.223009] ================================================================== [ 20.223073] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270 [ 20.223185] Read of size 1 at addr ffffae9c2834f5cd by task kunit_try_catch/245 [ 20.223643] [ 20.223941] CPU: 1 UID: 0 PID: 245 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc4 #1 PREEMPT [ 20.224048] Tainted: [B]=BAD_PAGE, [N]=TEST [ 20.224075] Hardware name: linux,dummy-virt (DT) [ 20.224126] Call trace: [ 20.224149] show_stack+0x20/0x38 (C) [ 20.224231] dump_stack_lvl+0x8c/0xd0 [ 20.224417] print_report+0x310/0x608 [ 20.224568] kasan_report+0xdc/0x128 [ 20.224676] __asan_report_load1_noabort+0x20/0x30 [ 20.225012] kasan_global_oob_right+0x230/0x270 [ 20.225143] kunit_try_run_case+0x170/0x3f0 [ 20.225297] kunit_generic_run_threadfn_adapter+0x88/0x100 [ 20.225493] kthread+0x328/0x630 [ 20.225570] ret_from_fork+0x10/0x20 [ 20.225628] [ 20.225685] The buggy address belongs to the variable: [ 20.225793] global_array+0xd/0x40 [ 20.226070] [ 20.226459] The buggy address belongs to the virtual mapping at [ 20.226459] [ffffae9c26500000, ffffae9c28401000) created by: [ 20.226459] paging_init+0x66c/0x7d0 [ 20.226699] [ 20.227025] The buggy address belongs to the physical page: [ 20.227115] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47d4f [ 20.227171] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff) [ 20.227356] raw: 03fffe0000002000 ffffc1ffc01f53c8 ffffc1ffc01f53c8 0000000000000000 [ 20.227443] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 20.227635] page dumped because: kasan: bad access detected [ 20.227795] [ 20.227866] Memory state around the buggy address: [ 20.227986] ffffae9c2834f480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.228048] ffffae9c2834f500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 20.228119] >ffffae9c2834f580: 02 f9 f9 f9 f9 f9 f9 f9 00 02 f9 f9 f9 f9 f9 f9 [ 20.228523] ^ [ 20.228661] ffffae9c2834f600: 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 20.228756] ffffae9c2834f680: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 20.228886] ==================================================================
[ 13.771999] ================================================================== [ 13.772622] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x286/0x2d0 [ 13.773029] Read of size 1 at addr ffffffffb5061e8d by task kunit_try_catch/262 [ 13.773384] [ 13.773533] CPU: 1 UID: 0 PID: 262 Comm: kunit_try_catch Tainted: G B N 6.16.0-rc4 #1 PREEMPT(voluntary) [ 13.773584] Tainted: [B]=BAD_PAGE, [N]=TEST [ 13.773598] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 13.773621] Call Trace: [ 13.773638] <TASK> [ 13.773659] dump_stack_lvl+0x73/0xb0 [ 13.773691] print_report+0xd1/0x650 [ 13.773714] ? __virt_addr_valid+0x1db/0x2d0 [ 13.773737] ? kasan_global_oob_right+0x286/0x2d0 [ 13.773758] ? kasan_addr_to_slab+0x11/0xa0 [ 13.773777] ? kasan_global_oob_right+0x286/0x2d0 [ 13.773798] kasan_report+0x141/0x180 [ 13.773819] ? kasan_global_oob_right+0x286/0x2d0 [ 13.773843] __asan_report_load1_noabort+0x18/0x20 [ 13.773867] kasan_global_oob_right+0x286/0x2d0 [ 13.773888] ? __pfx_kasan_global_oob_right+0x10/0x10 [ 13.773911] ? __schedule+0x10cc/0x2b60 [ 13.773932] ? __pfx_read_tsc+0x10/0x10 [ 13.773952] ? ktime_get_ts64+0x86/0x230 [ 13.773976] kunit_try_run_case+0x1a5/0x480 [ 13.774001] ? __pfx_kunit_try_run_case+0x10/0x10 [ 13.774022] ? _raw_spin_lock_irqsave+0xa1/0x100 [ 13.774044] ? _raw_spin_unlock_irqrestore+0x5f/0x90 [ 13.774066] ? __kthread_parkme+0x82/0x180 [ 13.774086] ? preempt_count_sub+0x50/0x80 [ 13.774109] ? __pfx_kunit_try_run_case+0x10/0x10 [ 13.774132] kunit_generic_run_threadfn_adapter+0x85/0xf0 [ 13.774153] ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10 [ 13.774175] kthread+0x337/0x6f0 [ 13.774194] ? trace_preempt_on+0x20/0xc0 [ 13.774286] ? __pfx_kthread+0x10/0x10 [ 13.774310] ? _raw_spin_unlock_irq+0x47/0x80 [ 13.774330] ? calculate_sigpending+0x7b/0xa0 [ 13.774354] ? __pfx_kthread+0x10/0x10 [ 13.774374] ret_from_fork+0x116/0x1d0 [ 13.774393] ? __pfx_kthread+0x10/0x10 [ 13.774412] ret_from_fork_asm+0x1a/0x30 [ 13.774443] </TASK> [ 13.774454] [ 13.782995] The buggy address belongs to the variable: [ 13.783397] global_array+0xd/0x40 [ 13.783622] [ 13.783739] The buggy address belongs to the physical page: [ 13.783991] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x78861 [ 13.784696] flags: 0x100000000002000(reserved|node=0|zone=1) [ 13.785018] raw: 0100000000002000 ffffea0001e21848 ffffea0001e21848 0000000000000000 [ 13.785480] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 13.785823] page dumped because: kasan: bad access detected [ 13.786075] [ 13.786170] Memory state around the buggy address: [ 13.786486] ffffffffb5061d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.786808] ffffffffb5061e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 13.787076] >ffffffffb5061e80: 00 02 f9 f9 f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 [ 13.787435] ^ [ 13.787593] ffffffffb5061f00: 04 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9 f9 f9 f9 f9 [ 13.787887] ffffffffb5061f80: 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 00 [ 13.788169] ==================================================================