Hay
Date
April 20, 2025, 11:09 p.m.

Environment
x86

[  152.714756] ==================================================================
[  152.727639] BUG: KASAN: global-out-of-bounds in cs_dsp_mock_bin_add_name_or_info.isra.0+0x1c1/0x3d0
[  152.736731] Read of size 12 at addr ffffffffb96ccd00 by task kunit_try_catch/4207
[  152.744215] 
[  152.745738] CPU: 3 UID: 0 PID: 4207 Comm: kunit_try_catch Tainted: G    B D W        N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[  152.745745] Tainted: [B]=BAD_PAGE, [D]=DIE, [W]=WARN, [N]=TEST
[  152.745747] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.7 12/07/2021
[  152.745750] Call Trace:
[  152.745752]  <TASK>
[  152.745754]  dump_stack_lvl+0x73/0xb0
[  152.745759]  print_report+0xd1/0x650
[  152.745765]  ? __virt_addr_valid+0x1db/0x2d0
[  152.745769]  ? cs_dsp_mock_bin_add_name_or_info.isra.0+0x1c1/0x3d0
[  152.745773]  ? kasan_addr_to_slab+0x11/0xa0
[  152.745777]  ? cs_dsp_mock_bin_add_name_or_info.isra.0+0x1c1/0x3d0
[  152.745781]  kasan_report+0x141/0x180
[  152.745785]  ? cs_dsp_mock_bin_add_name_or_info.isra.0+0x1c1/0x3d0
[  152.745790]  kasan_check_range+0x10c/0x1c0
[  152.745795]  __asan_memcpy+0x27/0x70
[  152.745798]  cs_dsp_mock_bin_add_name_or_info.isra.0+0x1c1/0x3d0
[  152.745802]  ? __pfx_cs_dsp_mock_bin_add_name_or_info.isra.0+0x10/0x10
[  152.745807]  ? __pfx_cs_dsp_mock_reg_addr_inc_per_unpacked_word+0x10/0x10
[  152.745811]  ? __pfx__cs_dsp_remove_wrapper+0x10/0x10
[  152.745816]  cs_dsp_mock_bin_add_info+0x12/0x20
[  152.745819]  bin_patch_name_and_info+0x1a1/0x8d0
[  152.745824]  ? __pfx_bin_patch_name_and_info+0x10/0x10
[  152.745829]  ? __pfx_kfree_action_wrapper+0x10/0x10
[  152.745834]  ? kunit_add_action_or_reset+0x1d/0x40
[  152.745838]  ? ktime_get_ts64+0x83/0x230
[  152.745843]  kunit_try_run_case+0x1a2/0x480
[  152.745847]  ? __pfx_kunit_try_run_case+0x10/0x10
[  152.745851]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  152.745856]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  152.745860]  ? __kthread_parkme+0x82/0x180
[  152.745864]  ? preempt_count_sub+0x50/0x80
[  152.745869]  ? __pfx_kunit_try_run_case+0x10/0x10
[  152.745873]  kunit_generic_run_threadfn_adapter+0x82/0xf0
[  152.745876]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  152.745880]  kthread+0x334/0x6f0
[  152.745884]  ? trace_preempt_on+0x20/0xc0
[  152.745889]  ? __pfx_kthread+0x10/0x10
[  152.745893]  ? _raw_spin_unlock_irq+0x47/0x80
[  152.745897]  ? calculate_sigpending+0x7b/0xa0
[  152.745901]  ? __pfx_kthread+0x10/0x10
[  152.745905]  ret_from_fork+0x3e/0x80
[  152.745909]  ? __pfx_kthread+0x10/0x10
[  152.745913]  ret_from_fork_asm+0x1a/0x30
[  152.745919]  </TASK>
[  152.745921] 
[  152.953654] The buggy address belongs to the variable:
[  152.958818]  __loc.16+0x80/0x540
[  152.962052] 
[  152.963549] The buggy address belongs to the physical page:
[  152.969123] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x23eacc
[  152.977123] flags: 0x200000000002000(reserved|node=0|zone=2)
[  152.982784] raw: 0200000000002000 ffffea0008fab308 ffffea0008fab308 0000000000000000
[  152.990522] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[  152.998260] page dumped because: kasan: bad access detected
[  153.003831] 
[  153.005330] Memory state around the buggy address:
[  153.010123]  ffffffffb96ccc00: 00 00 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9
[  153.017343]  ffffffffb96ccc80: 00 00 f9 f9 f9 f9 f9 f9 00 01 f9 f9 f9 f9 f9 f9
[  153.024563] >ffffffffb96ccd00: 00 02 f9 f9 f9 f9 f9 f9 00 00 00 00 00 07 f9 f9
[  153.031780]                       ^
[  153.035274]  ffffffffb96ccd80: f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 00 06 f9 f9
[  153.042493]  ffffffffb96cce00: f9 f9 f9 f9 05 f9 f9 f9 f9 f9 f9 f9 00 01 f9 f9
[  153.049735] ==================================================================