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

Environment
qemu-arm64
qemu-x86_64
rk3399-rock-pi-4b

[   22.626831] ==================================================================
[   22.626982] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_left+0x2ec/0x320
[   22.627108] Read of size 1 at addr fff00000c412bb1f by task kunit_try_catch/140
[   22.627222] 
[   22.627300] CPU: 0 UID: 0 PID: 140 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   22.627480] Tainted: [B]=BAD_PAGE, [N]=TEST
[   22.627540] Hardware name: linux,dummy-virt (DT)
[   22.627620] Call trace:
[   22.627698]  show_stack+0x20/0x38 (C)
[   22.627853]  dump_stack_lvl+0x8c/0xd0
[   22.628011]  print_report+0x118/0x608
[   22.628393]  kasan_report+0xdc/0x128
[   22.628525]  __asan_report_load1_noabort+0x20/0x30
[   22.628663]  kmalloc_oob_left+0x2ec/0x320
[   22.628788]  kunit_try_run_case+0x170/0x3f0
[   22.628921]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   22.629084]  kthread+0x328/0x630
[   22.629216]  ret_from_fork+0x10/0x20
[   22.629348] 
[   22.629424] Allocated by task 11:
[   22.629584]  kasan_save_stack+0x3c/0x68
[   22.629699]  kasan_save_track+0x20/0x40
[   22.629946]  kasan_save_alloc_info+0x40/0x58
[   22.630146]  __kasan_kmalloc+0xd4/0xd8
[   22.630312]  __kmalloc_node_track_caller_noprof+0x18c/0x4c0
[   22.630600]  kvasprintf+0xe0/0x180
[   22.630693]  __kthread_create_on_node+0x16c/0x350
[   22.630789]  kthread_create_on_node+0xe4/0x130
[   22.630884]  create_worker+0x380/0x6b8
[   22.631004]  worker_thread+0x5dc/0xf28
[   22.631227]  kthread+0x328/0x630
[   22.631349]  ret_from_fork+0x10/0x20
[   22.631440] 
[   22.631484] The buggy address belongs to the object at fff00000c412bb00
[   22.631484]  which belongs to the cache kmalloc-16 of size 16
[   22.631615] The buggy address is located 19 bytes to the right of
[   22.631615]  allocated 12-byte region [fff00000c412bb00, fff00000c412bb0c)
[   22.631787] 
[   22.631845] The buggy address belongs to the physical page:
[   22.631947] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10412b
[   22.632081] flags: 0xbfffe0000000000(node=0|zone=2|lastcpupid=0x1ffff)
[   22.632200] page_type: f5(slab)
[   22.632329] raw: 0bfffe0000000000 fff00000c0001640 dead000000000122 0000000000000000
[   22.632463] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
[   22.632572] page dumped because: kasan: bad access detected
[   22.632655] 
[   22.632704] Memory state around the buggy address:
[   22.632779]  fff00000c412ba00: 00 05 fc fc fa fb fc fc 00 02 fc fc fa fb fc fc
[   22.633070]  fff00000c412ba80: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   22.633177] >fff00000c412bb00: 00 04 fc fc 00 07 fc fc fc fc fc fc fc fc fc fc
[   22.633266]                             ^
[   22.633338]  fff00000c412bb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   22.633444]  fff00000c412bc00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   22.633705] ==================================================================

[   10.911348] ==================================================================
[   10.911792] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_left+0x361/0x3c0
[   10.912070] Read of size 1 at addr ffff8881023f827f by task kunit_try_catch/158
[   10.912391] 
[   10.912501] CPU: 0 UID: 0 PID: 158 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT(voluntary) 
[   10.912542] Tainted: [B]=BAD_PAGE, [N]=TEST
[   10.912554] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[   10.912573] Call Trace:
[   10.912584]  <TASK>
[   10.912598]  dump_stack_lvl+0x73/0xb0
[   10.912624]  print_report+0xd1/0x650
[   10.912646]  ? __virt_addr_valid+0x1db/0x2d0
[   10.912667]  ? kmalloc_oob_left+0x361/0x3c0
[   10.912688]  ? kasan_complete_mode_report_info+0x64/0x200
[   10.912709]  ? kmalloc_oob_left+0x361/0x3c0
[   10.912730]  kasan_report+0x141/0x180
[   10.912753]  ? kmalloc_oob_left+0x361/0x3c0
[   10.912779]  __asan_report_load1_noabort+0x18/0x20
[   10.912799]  kmalloc_oob_left+0x361/0x3c0
[   10.912821]  ? __pfx_kmalloc_oob_left+0x10/0x10
[   10.912843]  ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[   10.912868]  ? __pfx_read_tsc+0x10/0x10
[   10.912887]  ? ktime_get_ts64+0x86/0x230
[   10.912912]  kunit_try_run_case+0x1a5/0x480
[   10.912934]  ? __pfx_kunit_try_run_case+0x10/0x10
[   10.912955]  ? _raw_spin_lock_irqsave+0xf9/0x100
[   10.912977]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[   10.913000]  ? __kthread_parkme+0x82/0x180
[   10.913020]  ? preempt_count_sub+0x50/0x80
[   10.913044]  ? __pfx_kunit_try_run_case+0x10/0x10
[   10.913066]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[   10.913087]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[   10.913109]  kthread+0x337/0x6f0
[   10.913129]  ? trace_preempt_on+0x20/0xc0
[   10.913152]  ? __pfx_kthread+0x10/0x10
[   10.913172]  ? _raw_spin_unlock_irq+0x47/0x80
[   10.913193]  ? calculate_sigpending+0x7b/0xa0
[   10.913214]  ? __pfx_kthread+0x10/0x10
[   10.913246]  ret_from_fork+0x41/0x80
[   10.913266]  ? __pfx_kthread+0x10/0x10
[   10.913287]  ret_from_fork_asm+0x1a/0x30
[   10.913317]  </TASK>
[   10.913338] 
[   10.920097] Allocated by task 9:
[   10.920263]  kasan_save_stack+0x45/0x70
[   10.920425]  kasan_save_track+0x18/0x40
[   10.920617]  kasan_save_alloc_info+0x3b/0x50
[   10.920766]  __kasan_kmalloc+0xb7/0xc0
[   10.920896]  __kmalloc_node_track_caller_noprof+0x1cb/0x500
[   10.921073]  kvasprintf+0xc5/0x150
[   10.921197]  kasprintf+0xb6/0xf0
[   10.921368]  input_devnode+0x46/0x80
[   10.921671]  device_get_devnode+0x145/0x2a0
[   10.921875]  dev_uevent+0x391/0x690
[   10.922047]  kobject_uevent_env+0x50d/0xff0
[   10.922249]  kobject_uevent+0xf/0x20
[   10.922476]  device_add+0xe4c/0x1820
[   10.922661]  cdev_device_add+0xab/0x1c0
[   10.922800]  evdev_connect+0x356/0x480
[   10.922935]  input_attach_handler.isra.0+0x117/0x1f0
[   10.923147]  input_register_device+0x722/0xe10
[   10.924131]  psmouse_connect+0x6ed/0xe30
[   10.924319]  serio_driver_probe+0x7a/0xb0
[   10.924474]  really_probe+0x1d4/0x920
[   10.924604]  __driver_probe_device+0x18f/0x3e0
[   10.924762]  driver_probe_device+0x4f/0x130
[   10.924905]  __driver_attach+0x1eb/0x4b0
[   10.925062]  bus_for_each_dev+0x10f/0x1a0
[   10.925291]  driver_attach+0x41/0x60
[   10.925477]  serio_handle_event+0x254/0x940
[   10.925685]  process_one_work+0x5ee/0xf60
[   10.925892]  worker_thread+0x725/0x1320
[   10.926049]  kthread+0x337/0x6f0
[   10.926229]  ret_from_fork+0x41/0x80
[   10.926403]  ret_from_fork_asm+0x1a/0x30
[   10.926541] 
[   10.926636] Freed by task 9:
[   10.926803]  kasan_save_stack+0x45/0x70
[   10.926999]  kasan_save_track+0x18/0x40
[   10.927217]  kasan_save_free_info+0x3f/0x60
[   10.927431]  __kasan_slab_free+0x56/0x70
[   10.927584]  kfree+0x222/0x3f0
[   10.927740]  dev_uevent+0x3df/0x690
[   10.927879]  kobject_uevent_env+0x50d/0xff0
[   10.928040]  kobject_uevent+0xf/0x20
[   10.928250]  device_add+0xe4c/0x1820
[   10.928436]  cdev_device_add+0xab/0x1c0
[   10.928616]  evdev_connect+0x356/0x480
[   10.928793]  input_attach_handler.isra.0+0x117/0x1f0
[   10.929013]  input_register_device+0x722/0xe10
[   10.929207]  psmouse_connect+0x6ed/0xe30
[   10.929351]  serio_driver_probe+0x7a/0xb0
[   10.929489]  really_probe+0x1d4/0x920
[   10.929651]  __driver_probe_device+0x18f/0x3e0
[   10.929868]  driver_probe_device+0x4f/0x130
[   10.930067]  __driver_attach+0x1eb/0x4b0
[   10.930286]  bus_for_each_dev+0x10f/0x1a0
[   10.930472]  driver_attach+0x41/0x60
[   10.930599]  serio_handle_event+0x254/0x940
[   10.930758]  process_one_work+0x5ee/0xf60
[   10.930952]  worker_thread+0x725/0x1320
[   10.931169]  kthread+0x337/0x6f0
[   10.931344]  ret_from_fork+0x41/0x80
[   10.931525]  ret_from_fork_asm+0x1a/0x30
[   10.931706] 
[   10.931800] The buggy address belongs to the object at ffff8881023f8260
[   10.931800]  which belongs to the cache kmalloc-16 of size 16
[   10.932298] The buggy address is located 15 bytes to the right of
[   10.932298]  allocated 16-byte region [ffff8881023f8260, ffff8881023f8270)
[   10.932768] 
[   10.932866] The buggy address belongs to the physical page:
[   10.933092] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1023f8
[   10.933446] flags: 0x200000000000000(node=0|zone=2)
[   10.933638] page_type: f5(slab)
[   10.933759] raw: 0200000000000000 ffff888100041640 dead000000000122 0000000000000000
[   10.934074] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
[   10.934436] page dumped because: kasan: bad access detected
[   10.934687] 
[   10.934773] Memory state around the buggy address:
[   10.934958]  ffff8881023f8100: 00 06 fc fc 00 06 fc fc 00 00 fc fc 00 00 fc fc
[   10.935266]  ffff8881023f8180: 00 02 fc fc 00 02 fc fc 00 06 fc fc 00 06 fc fc
[   10.935505] >ffff8881023f8200: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   10.935714]                                                                 ^
[   10.935930]  ffff8881023f8280: 00 07 fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   10.936271]  ffff8881023f8300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   10.936587] ==================================================================

[   20.704598] ==================================================================
[   20.705648] BUG: KASAN: slab-out-of-bounds in kmalloc_oob_left+0x2ec/0x320
[   20.706313] Read of size 1 at addr ffff0000025a2dff by task kunit_try_catch/192
[   20.706992] 
[   20.707158] CPU: 0 UID: 0 PID: 192 Comm: kunit_try_catch Tainted: G    B            N  6.15.0-rc3 #1 PREEMPT 
[   20.707208] Tainted: [B]=BAD_PAGE, [N]=TEST
[   20.707222] Hardware name: Radxa ROCK Pi 4B (DT)
[   20.707238] Call trace:
[   20.707251]  show_stack+0x20/0x38 (C)
[   20.707285]  dump_stack_lvl+0x8c/0xd0
[   20.707316]  print_report+0x118/0x608
[   20.707347]  kasan_report+0xdc/0x128
[   20.707374]  __asan_report_load1_noabort+0x20/0x30
[   20.707408]  kmalloc_oob_left+0x2ec/0x320
[   20.707441]  kunit_try_run_case+0x170/0x3f0
[   20.707476]  kunit_generic_run_threadfn_adapter+0x88/0x100
[   20.707515]  kthread+0x328/0x630
[   20.707549]  ret_from_fork+0x10/0x20
[   20.707581] 
[   20.713149] Allocated by task 11:
[   20.713468]  kasan_save_stack+0x3c/0x68
[   20.713840]  kasan_save_track+0x20/0x40
[   20.714211]  kasan_save_alloc_info+0x40/0x58
[   20.714623]  __kasan_kmalloc+0xd4/0xd8
[   20.714986]  __kmalloc_noprof+0x190/0x4d0
[   20.715373]  usb_hcd_submit_urb+0x444/0x1a58
[   20.715789]  usb_submit_urb+0x564/0x1198
[   20.716170]  usb_start_wait_urb+0x120/0x3e8
[   20.716574]  usb_control_msg+0x2b4/0x3e0
[   20.716957]  hub_ext_port_status+0x114/0x580
[   20.717374]  hub_activate+0x2a4/0x1340
[   20.717736]  hub_resume+0xa8/0x380
[   20.718068]  usb_resume_interface.isra.0+0x1f8/0x348
[   20.718545]  usb_suspend_both+0x250/0x6f0
[   20.718936]  usb_runtime_suspend+0x3c/0xf8
[   20.719334]  __rpm_callback+0xa0/0x470
[   20.719701]  rpm_callback+0x168/0x1b0
[   20.720058]  rpm_suspend+0x1bc/0xcd8
[   20.720406]  __pm_runtime_suspend+0x5c/0x1e8
[   20.720817]  usb_runtime_idle+0x48/0x68
[   20.721193]  rpm_idle+0x13c/0x708
[   20.721519]  pm_runtime_work+0x110/0x170
[   20.721899]  process_one_work+0x530/0xf98
[   20.722288]  worker_thread+0x8ac/0xf28
[   20.722650]  kthread+0x328/0x630
[   20.722972]  ret_from_fork+0x10/0x20
[   20.723322] 
[   20.723474] Freed by task 11:
[   20.723760]  kasan_save_stack+0x3c/0x68
[   20.724132]  kasan_save_track+0x20/0x40
[   20.724503]  kasan_save_free_info+0x4c/0x78
[   20.724907]  __kasan_slab_free+0x6c/0x98
[   20.725287]  kfree+0x214/0x3c8
[   20.725594]  usb_hcd_submit_urb+0x518/0x1a58
[   20.726007]  usb_submit_urb+0x564/0x1198
[   20.726387]  usb_start_wait_urb+0x120/0x3e8
[   20.726793]  usb_control_msg+0x2b4/0x3e0
[   20.727174]  hub_ext_port_status+0x114/0x580
[   20.727589]  hub_activate+0x2a4/0x1340
[   20.727951]  hub_resume+0xa8/0x380
[   20.728281]  usb_resume_interface.isra.0+0x1f8/0x348
[   20.728757]  usb_suspend_both+0x250/0x6f0
[   20.729148]  usb_runtime_suspend+0x3c/0xf8
[   20.729546]  __rpm_callback+0xa0/0x470
[   20.729911]  rpm_callback+0x168/0x1b0
[   20.730268]  rpm_suspend+0x1bc/0xcd8
[   20.730617]  __pm_runtime_suspend+0x5c/0x1e8
[   20.731028]  usb_runtime_idle+0x48/0x68
[   20.731404]  rpm_idle+0x13c/0x708
[   20.731730]  pm_runtime_work+0x110/0x170
[   20.732111]  process_one_work+0x530/0xf98
[   20.732498]  worker_thread+0x8ac/0xf28
[   20.732860]  kthread+0x328/0x630
[   20.733182]  ret_from_fork+0x10/0x20
[   20.733532] 
[   20.733684] The buggy address belongs to the object at ffff0000025a2de0
[   20.733684]  which belongs to the cache kmalloc-16 of size 16
[   20.734802] The buggy address is located 15 bytes to the right of
[   20.734802]  allocated 16-byte region [ffff0000025a2de0, ffff0000025a2df0)
[   20.735975] 
[   20.736129] The buggy address belongs to the physical page:
[   20.736646] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25a2
[   20.737370] flags: 0x3fffe0000000000(node=0|zone=0|lastcpupid=0x1ffff)
[   20.737982] page_type: f5(slab)
[   20.738296] raw: 03fffe0000000000 ffff000000402640 dead000000000122 0000000000000000
[   20.739011] raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
[   20.739718] page dumped because: kasan: bad access detected
[   20.740232] 
[   20.740384] Memory state around the buggy address:
[   20.740832]  ffff0000025a2c80: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   20.741498]  ffff0000025a2d00: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   20.742162] >ffff0000025a2d80: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc
[   20.742823]                                                                 ^
[   20.743479]  ffff0000025a2e00: 00 07 fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   20.744144]  ffff0000025a2e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   20.744805] ==================================================================