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Date
May 30, 2025, 4:14 a.m.

Environment
e850-96
qemu-arm64
qemu-x86_64
x15 

[   39.055428] ==================================================================
[   39.066038] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270
[   39.073588] Read of size 1 at addr ffff800087bb258d by task kunit_try_catch/289
[   39.080879] 
[   39.082364] CPU: 2 UID: 0 PID: 289 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-next-20250530 #1 PREEMPT 
[   39.082421] Tainted: [B]=BAD_PAGE, [N]=TEST
[   39.082439] Hardware name: WinLink E850-96 board (DT)
[   39.082460] Call trace:
[   39.082473]  show_stack+0x20/0x38 (C)
[   39.082512]  dump_stack_lvl+0x8c/0xd0
[   39.082550]  print_report+0x310/0x608
[   39.082588]  kasan_report+0xdc/0x128
[   39.082620]  __asan_report_load1_noabort+0x20/0x30
[   39.082654]  kasan_global_oob_right+0x230/0x270
[   39.082686]  kunit_try_run_case+0x170/0x3f0
[   39.082724]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   39.082764]  kthread+0x328/0x630
[   39.082796]  ret_from_fork+0x10/0x20
[   39.082834] 
[   39.146418] The buggy address belongs to the variable:
[   39.151537]  global_array+0xd/0x40
[   39.154923] 
[   39.156415] The buggy address belongs to the virtual mapping at
[   39.156415]  [ffff800085d50000, ffff800087c71000) created by:
[   39.156415]  paging_init+0x66c/0x7d0
[   39.171589] 
[   39.173069] The buggy address belongs to the physical page:
[   39.178626] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x87bb2
[   39.186524] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff)
[   39.193822] raw: 03fffe0000002000 fffffdffc01eec88 fffffdffc01eec88 0000000000000000
[   39.201543] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[   39.209263] page dumped because: kasan: bad access detected
[   39.214819] 
[   39.216293] Memory state around the buggy address:
[   39.221074]  ffff800087bb2480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   39.228275]  ffff800087bb2500: 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9
[   39.235481] >ffff800087bb2580: 00 02 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
[   39.242682]                       ^
[   39.246159]  ffff800087bb2600: 00 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9
[   39.253362]  ffff800087bb2680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   39.260564] ==================================================================
Metadata Full log Test run details 

[   28.257127] ==================================================================
[   28.257303] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x230/0x270
[   28.257449] Read of size 1 at addr ffffa1cc1efb258d by task kunit_try_catch/246
[   28.257569] 
[   28.257674] CPU: 1 UID: 0 PID: 246 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-next-20250530 #1 PREEMPT 
[   28.258218] Tainted: [B]=BAD_PAGE, [N]=TEST
[   28.258306] Hardware name: linux,dummy-virt (DT)
[   28.258397] Call trace:
[   28.258466]  show_stack+0x20/0x38 (C)
[   28.258618]  dump_stack_lvl+0x8c/0xd0
[   28.258838]  print_report+0x310/0x608
[   28.258975]  kasan_report+0xdc/0x128
[   28.259174]  __asan_report_load1_noabort+0x20/0x30
[   28.259345]  kasan_global_oob_right+0x230/0x270
[   28.259596]  kunit_try_run_case+0x170/0x3f0
[   28.259787]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   28.260020]  kthread+0x328/0x630
[   28.260212]  ret_from_fork+0x10/0x20
[   28.260363] 
[   28.260530] The buggy address belongs to the variable:
[   28.260650]  global_array+0xd/0x40
[   28.260810] 
[   28.261009] The buggy address belongs to the virtual mapping at
[   28.261009]  [ffffa1cc1d150000, ffffa1cc1f071000) created by:
[   28.261009]  paging_init+0x66c/0x7d0
[   28.261345] 
[   28.261474] The buggy address belongs to the physical page:
[   28.261564] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x47db2
[   28.261721] flags: 0x3fffe0000002000(reserved|node=0|zone=0|lastcpupid=0x1ffff)
[   28.261924] raw: 03fffe0000002000 ffffc1ffc01f6c88 ffffc1ffc01f6c88 0000000000000000
[   28.262131] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[   28.262245] page dumped because: kasan: bad access detected
[   28.262415] 
[   28.262495] Memory state around the buggy address:
[   28.262655]  ffffa1cc1efb2480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   28.262848]  ffffa1cc1efb2500: 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9
[   28.262966] >ffffa1cc1efb2580: 00 02 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
[   28.263124]                       ^
[   28.263252]  ffffa1cc1efb2600: 00 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9
[   28.263389]  ffffa1cc1efb2680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   28.263520] ==================================================================
Metadata Full log Test run details 

[   21.025069] ==================================================================
[   21.027009] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x286/0x2d0
[   21.028071] Read of size 1 at addr ffffffff8bc7ae4d by task kunit_try_catch/262
[   21.028966] 
[   21.029650] CPU: 1 UID: 0 PID: 262 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-next-20250530 #1 PREEMPT(voluntary) 
[   21.029783] Tainted: [B]=BAD_PAGE, [N]=TEST
[   21.029815] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   21.029876] Call Trace:
[   21.029899]  <TASK>
[   21.029922]  dump_stack_lvl+0x73/0xb0
[   21.030001]  print_report+0xd1/0x650
[   21.030081]  ? __virt_addr_valid+0x1db/0x2d0
[   21.030159]  ? kasan_global_oob_right+0x286/0x2d0
[   21.030307]  ? kasan_addr_to_slab+0x11/0xa0
[   21.030343]  ? kasan_global_oob_right+0x286/0x2d0
[   21.030376]  kasan_report+0x141/0x180
[   21.030410]  ? kasan_global_oob_right+0x286/0x2d0
[   21.030449]  __asan_report_load1_noabort+0x18/0x20
[   21.030479]  kasan_global_oob_right+0x286/0x2d0
[   21.030510]  ? __pfx_kasan_global_oob_right+0x10/0x10
[   21.030544]  ? __schedule+0x10cc/0x2b60
[   21.030580]  ? __pfx_read_tsc+0x10/0x10
[   21.030610]  ? ktime_get_ts64+0x86/0x230
[   21.030644]  kunit_try_run_case+0x1a5/0x480
[   21.030686]  ? __pfx_kunit_try_run_case+0x10/0x10
[   21.030734]  ? _raw_spin_lock_irqsave+0xa1/0x100
[   21.030771]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[   21.030808]  ? __kthread_parkme+0x82/0x180
[   21.030838]  ? preempt_count_sub+0x50/0x80
[   21.030869]  ? __pfx_kunit_try_run_case+0x10/0x10
[   21.030898]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   21.030932]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[   21.031001]  kthread+0x337/0x6f0
[   21.031033]  ? trace_preempt_on+0x20/0xc0
[   21.031068]  ? __pfx_kthread+0x10/0x10
[   21.031097]  ? _raw_spin_unlock_irq+0x47/0x80
[   21.031130]  ? calculate_sigpending+0x7b/0xa0
[   21.031173]  ? __pfx_kthread+0x10/0x10
[   21.031241]  ret_from_fork+0x116/0x1d0
[   21.031269]  ? __pfx_kthread+0x10/0x10
[   21.031300]  ret_from_fork_asm+0x1a/0x30
[   21.031342]  </TASK>
[   21.031357] 
[   21.052471] The buggy address belongs to the variable:
[   21.053533]  global_array+0xd/0x40
[   21.054078] 
[   21.054606] The buggy address belongs to the physical page:
[   21.055382] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x125a7a
[   21.056648] flags: 0x200000000002000(reserved|node=0|zone=2)
[   21.057291] raw: 0200000000002000 ffffea0004969e88 ffffea0004969e88 0000000000000000
[   21.058390] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[   21.059700] page dumped because: kasan: bad access detected
[   21.060148] 
[   21.060463] Memory state around the buggy address:
[   21.061403]  ffffffff8bc7ad00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   21.062394]  ffffffff8bc7ad80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   21.063137] >ffffffff8bc7ae00: 00 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9
[   21.064061]                                               ^
[   21.064794]  ffffffff8bc7ae80: 00 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
[   21.065631]  ffffffff8bc7af00: 02 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9
[   21.066715] ==================================================================
Metadata Full log Test run details 

[   65.961669] ==================================================================
[   65.974273] BUG: KASAN: global-out-of-bounds in kasan_global_oob_right+0x284/0x2bc
[   65.981903] Read of size 1 at addr c6a56c8d by task kunit_try_catch/297
[   65.988555] 
[   65.990081] CPU: 0 UID: 0 PID: 297 Comm: kunit_try_catch Tainted: G    B   W        N  6.15.0-next-20250530 #1 NONE 
[   65.990112] Tainted: [B]=BAD_PAGE, [W]=WARN, [N]=TEST
[   65.990112] Hardware name: Generic DRA74X (Flattened Device Tree)
[   65.990112] Call trace: 
[   65.990142]  unwind_backtrace from show_stack+0x18/0x1c
[   65.990142]  show_stack from dump_stack_lvl+0x70/0x90
[   65.990173]  dump_stack_lvl from print_report+0x158/0x528
[   65.990203]  print_report from kasan_report+0xdc/0x118
[   65.990234]  kasan_report from kasan_global_oob_right+0x284/0x2bc
[   65.990264]  kasan_global_oob_right from kunit_try_run_case+0x22c/0x5a8
[   65.990264]  kunit_try_run_case from kunit_generic_run_threadfn_adapter+0xc4/0x128
[   65.990295]  kunit_generic_run_threadfn_adapter from kthread+0x464/0x810
[   65.990325]  kthread from ret_from_fork+0x14/0x20
[   65.990356] Exception stack(0xf245bfb0 to 0xf245bff8)
[   65.990356] bfa0:                                     00000000 00000000 00000000 00000000
[   65.990386] bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   65.990417] bfe0: 00000000 00000000 00000000 00000000 00000013 00000000
[   65.990417] 
[   66.097045] The buggy address belongs to the variable:
[   66.102203]  global_array+0xd/0x40
[   66.105651] 
[   66.107147] The buggy address belongs to the physical page:
[   66.112762] page: refcount:1 mapcount:0 mapping:00000000 index:0x0 pfn:0x86a56
[   66.120025] flags: 0x2000(reserved|zone=0)
[   66.124145] raw: 00002000 eeaee41c eeaee41c 00000000 00000000 00000000 ffffffff 00000001
[   66.132293] raw: 00000000
[   66.134948] page dumped because: kasan: bad access detected
[   66.140533] 
[   66.142059] Memory state around the buggy address:
[   66.146881]  c6a56b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   66.153442]  c6a56c00: 00 00 00 00 00 00 00 00 02 f9 f9 f9 f9 f9 f9 f9
[   66.160034] >c6a56c80: 00 02 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
[   66.166595]               ^
[   66.169403]  c6a56d00: 04 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9
[   66.175964]  c6a56d80: 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9
[   66.182556] ==================================================================
Metadata Full log Test run details