ue_work_on+0x10/0x10
[ 245.066096][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.066107][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 245.066121][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 245.066138][ T4793] __submit_merged_bio+0x168/0x4d0
[ 245.066151][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 245.066164][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 245.066188][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 245.066223][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 245.066232][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.066250][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 245.066257][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 245.066266][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 245.066284][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.066294][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.066302][ T4793] do_writepages+0x2e9/0x4c0
[ 245.066314][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 245.066322][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.066335][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 245.066342][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 245.066369][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 245.066377][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.066387][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.066395][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 245.066411][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 245.066418][ T4793] ? __lock_acquire+0xab9/0xd20
[ 245.066441][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 245.066498][ T4793] kill_f2fs_super+0x25c/0x610
[ 245.066510][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 245.066527][ T4793] ? shrinker_free+0x21b/0x310
[ 245.066536][ T4793] deactivate_locked_super+0x9a/0x100
[ 245.066547][ T4793] cleanup_mnt+0x1de/0x3d0
[ 245.066556][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.066566][ T4793] task_work_run+0x150/0x1f0
[ 245.066576][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 245.066583][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 245.066594][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 245.066605][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 245.066614][ T4793] do_syscall_64+0x2bd/0x3b0
[ 245.066620][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.066628][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.066635][ T4793] ? exc_page_fault+0x9f/0xf0
[ 245.066644][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.066651][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 245.066659][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 245.066664][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 245.066674][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 245.066679][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 245.066684][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 245.066688][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 245.066693][ T4793] R13: 00007f84d8e01c05 R14: 000000000003bbe6 R15: 00007ffc608e1c50
[ 245.066708][ T4793]
[ 245.067682][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 245.068087][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 245.068097][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 245.068101][ T4793] Call Trace:
[ 245.068106][ T4793]
[ 245.068110][ T4793] dump_stack_lvl+0xfc/0x190
[ 245.068121][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 245.068130][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 245.068141][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.068151][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 245.068165][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 245.068182][ T4793] __submit_merged_bio+0x168/0x4d0
[ 245.068196][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 245.068209][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 245.068233][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 245.068267][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 245.068283][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.068301][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 245.068306][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 245.068314][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 245.068325][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.068333][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.068341][ T4793] do_writepages+0x2e9/0x4c0
[ 245.068349][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 245.068357][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.068366][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 245.068374][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 245.068399][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 245.068407][ T4793] ? rt_spin_unlock+0x150/0x200
[ 245.068415][ T4793] ? rt_spin_unlock+0x161/0x200
[ 245.068423][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 245.068436][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 245.068443][ T4793] ? __lock_acquire+0xab9/0xd20
[ 245.068463][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 245.068494][ T4793] kill_f2fs_super+0x25c/0x610
[ 245.068505][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 245.068521][ T4793] ? shrinker_free+0x21b/0x310
[ 245.068529][ T4793] deactivate_locked_super+0x9a/0x100
[ 245.068539][ T4793] cleanup_mnt+0x1de/0x3d0
[ 245.068548][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.068558][ T4793] task_work_run+0x150/0x1f0
[ 245.068567][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 245.068572][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 245.068583][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 245.068593][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 245.068601][ T4793] do_syscall_64+0x2bd/0x3b0
[ 245.068606][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 245.068613][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.068620][ T4793] ? exc_page_fault+0x9f/0xf0
[ 245.068630][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.068636][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 245.068644][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 245.068650][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 245.068660][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 245.068665][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 245.068668][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 245.068671][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 245.068674][ T4793] R13: 00007f84d8e01c05 R14: 000000000003bbe6 R15: 00007ffc608e1c50
[ 245.068687][ T4793]
[ 245.068692][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 246.879525][ T5266] loop5: detected capacity change from 0 to 40427
[ 246.896215][ T5266] F2FS-fs: heap/no_heap options were deprecated
[ 246.897219][ T5266] F2FS-fs (loop5): Image doesn't support compression
[ 246.897229][ T5266] F2FS-fs (loop5): build fault injection rate: 690
[ 246.900429][ T5266] F2FS-fs (loop5): invalid crc value
[ 247.153542][ T5266] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 247.170285][ T5266] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:42:33 executed programs: 34
[ 247.491038][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 247.491054][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 247.491059][ T4793] Call Trace:
[ 247.491064][ T4793]
[ 247.491069][ T4793] dump_stack_lvl+0xfc/0x190
[ 247.491082][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.491091][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 247.491103][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.491114][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 247.491127][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 247.491145][ T4793] __submit_merged_bio+0x168/0x4d0
[ 247.491158][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 247.491171][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 247.491195][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 247.491229][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 247.491238][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.491257][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 247.491263][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 247.491272][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 247.491284][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.491294][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.491302][ T4793] do_writepages+0x2e9/0x4c0
[ 247.491314][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 247.491322][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.491335][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 247.491342][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 247.491369][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 247.491377][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.491386][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.491395][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 247.491410][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 247.491417][ T4793] ? __lock_acquire+0xab9/0xd20
[ 247.491440][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 247.491477][ T4793] kill_f2fs_super+0x25c/0x610
[ 247.491488][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 247.491505][ T4793] ? shrinker_free+0x21b/0x310
[ 247.491514][ T4793] deactivate_locked_super+0x9a/0x100
[ 247.491524][ T4793] cleanup_mnt+0x1de/0x3d0
[ 247.491532][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.491542][ T4793] task_work_run+0x150/0x1f0
[ 247.491552][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 247.491559][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 247.491571][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 247.491581][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 247.491589][ T4793] do_syscall_64+0x2bd/0x3b0
[ 247.491596][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.491603][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.491611][ T4793] ? exc_page_fault+0x9f/0xf0
[ 247.491620][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.491627][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 247.491635][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 247.491642][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 247.491651][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 247.491657][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 247.491662][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 247.491666][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 247.491671][ T4793] R13: 00007f84d8e01c05 R14: 000000000003c5b8 R15: 00007ffc608e1c50
[ 247.491685][ T4793]
[ 247.491689][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 247.491718][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 247.491725][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 247.491729][ T4793] Call Trace:
[ 247.491733][ T4793]
[ 247.491737][ T4793] dump_stack_lvl+0xfc/0x190
[ 247.491745][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 247.491753][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 247.491763][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.491771][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 247.491784][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 247.491800][ T4793] __submit_merged_bio+0x168/0x4d0
[ 247.491813][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 247.491826][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 247.491849][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 247.491884][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 247.491892][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.491910][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 247.491917][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 247.491925][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 247.491937][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.491947][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.491956][ T4793] do_writepages+0x2e9/0x4c0
[ 247.491966][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 247.491974][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.491987][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 247.491993][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 247.492025][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 247.492033][ T4793] ? rt_spin_unlock+0x150/0x200
[ 247.492043][ T4793] ? rt_spin_unlock+0x161/0x200
[ 247.492051][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 247.492066][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 247.492074][ T4793] ? __lock_acquire+0xab9/0xd20
[ 247.492096][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 247.492131][ T4793] kill_f2fs_super+0x25c/0x610
[ 247.492142][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 247.492160][ T4793] ? shrinker_free+0x21b/0x310
[ 247.492168][ T4793] deactivate_locked_super+0x9a/0x100
[ 247.492177][ T4793] cleanup_mnt+0x1de/0x3d0
[ 247.492185][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.492195][ T4793] task_work_run+0x150/0x1f0
[ 247.492205][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 247.492212][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 247.492223][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 247.492233][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 247.492241][ T4793] do_syscall_64+0x2bd/0x3b0
[ 247.492247][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 247.492255][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.492262][ T4793] ? exc_page_fault+0x9f/0xf0
[ 247.492272][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.492278][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 247.492284][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 247.492291][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 247.492298][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 247.492303][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 247.492308][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 247.492312][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 247.492317][ T4793] R13: 00007f84d8e01c05 R14: 000000000003c5b8 R15: 00007ffc608e1c50
[ 247.492331][ T4793]
[ 247.492334][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 248.395780][ T4298] bio_check_eod: 35288 callbacks suppressed
[ 248.395794][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.395794][ T4298] loop3: rw=0, sector=88592, nr_sectors = 8 limit=40427
[ 248.395978][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.395978][ T4298] loop3: rw=0, sector=88600, nr_sectors = 8 limit=40427
[ 248.396119][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396119][ T4298] loop3: rw=0, sector=88608, nr_sectors = 8 limit=40427
[ 248.396252][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396252][ T4298] loop3: rw=0, sector=88616, nr_sectors = 8 limit=40427
[ 248.396389][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396389][ T4298] loop3: rw=0, sector=88624, nr_sectors = 8 limit=40427
[ 248.396524][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396524][ T4298] loop3: rw=0, sector=88632, nr_sectors = 8 limit=40427
[ 248.396661][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396661][ T4298] loop3: rw=0, sector=88640, nr_sectors = 8 limit=40427
[ 248.396806][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396806][ T4298] loop3: rw=0, sector=88648, nr_sectors = 8 limit=40427
[ 248.396946][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.396946][ T4298] loop3: rw=0, sector=88656, nr_sectors = 8 limit=40427
[ 248.397083][ T4298] syz.3.17: attempt to access beyond end of device
[ 248.397083][ T4298] loop3: rw=0, sector=88664, nr_sectors = 8 limit=40427
[ 248.760833][ T5273] loop5: detected capacity change from 0 to 40427
[ 248.773425][ T5273] F2FS-fs: heap/no_heap options were deprecated
[ 248.783003][ T5273] F2FS-fs (loop5): Image doesn't support compression
[ 248.783015][ T5273] F2FS-fs (loop5): build fault injection rate: 690
[ 248.797624][ T5273] F2FS-fs (loop5): invalid crc value
[ 249.073484][ T5273] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 249.078289][ T5273] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 249.499731][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 249.499745][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 249.499750][ T4793] Call Trace:
[ 249.499755][ T4793]
[ 249.499759][ T4793] dump_stack_lvl+0xfc/0x190
[ 249.499773][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 249.499782][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 249.499795][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.499805][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 249.499819][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 249.499835][ T4793] __submit_merged_bio+0x168/0x4d0
[ 249.499848][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 249.499861][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 249.499885][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 249.499919][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 249.499928][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.499947][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 249.499953][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 249.499962][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 249.499975][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.499984][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.499993][ T4793] do_writepages+0x2e9/0x4c0
[ 249.500004][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 249.500012][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.500025][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 249.500033][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 249.500059][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 249.500068][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.500077][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.500086][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 249.500101][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 249.500109][ T4793] ? __lock_acquire+0xab9/0xd20
[ 249.500131][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 249.500168][ T4793] kill_f2fs_super+0x25c/0x610
[ 249.500179][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 249.500196][ T4793] ? shrinker_free+0x21b/0x310
[ 249.500204][ T4793] deactivate_locked_super+0x9a/0x100
[ 249.500214][ T4793] cleanup_mnt+0x1de/0x3d0
[ 249.500222][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.500232][ T4793] task_work_run+0x150/0x1f0
[ 249.500242][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 249.500249][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 249.500261][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 249.500271][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 249.500280][ T4793] do_syscall_64+0x2bd/0x3b0
[ 249.500286][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.500294][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.500301][ T4793] ? exc_page_fault+0x9f/0xf0
[ 249.500311][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.500318][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 249.500326][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 249.500332][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 249.500342][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 249.500347][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 249.500352][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 249.500357][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 249.500362][ T4793] R13: 00007f84d8e01c05 R14: 000000000003cd5f R15: 00007ffc608e1c50
[ 249.500376][ T4793]
[ 249.500380][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 249.500409][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 249.500416][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 249.500421][ T4793] Call Trace:
[ 249.500425][ T4793]
[ 249.500428][ T4793] dump_stack_lvl+0xfc/0x190
[ 249.500437][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 249.500445][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 249.500456][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.500464][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 249.500477][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 249.500493][ T4793] __submit_merged_bio+0x168/0x4d0
[ 249.500506][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 249.500519][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 249.500543][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 249.500584][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 249.500593][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.500610][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 249.500617][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 249.500625][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 249.500637][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.500647][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.500656][ T4793] do_writepages+0x2e9/0x4c0
[ 249.500666][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 249.500674][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.500686][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 249.500694][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 249.500720][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 249.500728][ T4793] ? rt_spin_unlock+0x150/0x200
[ 249.500738][ T4793] ? rt_spin_unlock+0x161/0x200
[ 249.500746][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 249.500762][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 249.500769][ T4793] ? __lock_acquire+0xab9/0xd20
[ 249.500792][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 249.500828][ T4793] kill_f2fs_super+0x25c/0x610
[ 249.500839][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 249.500855][ T4793] ? shrinker_free+0x21b/0x310
[ 249.500861][ T4793] deactivate_locked_super+0x9a/0x100
[ 249.500868][ T4793] cleanup_mnt+0x1de/0x3d0
[ 249.500876][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.500886][ T4793] task_work_run+0x150/0x1f0
[ 249.500896][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 249.500902][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 249.500913][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 249.500923][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 249.500931][ T4793] do_syscall_64+0x2bd/0x3b0
[ 249.500938][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 249.500946][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.500952][ T4793] ? exc_page_fault+0x9f/0xf0
[ 249.500962][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 249.500969][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 249.500975][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 249.500981][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 249.500988][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 249.500994][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 249.500998][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 249.501002][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 249.501007][ T4793] R13: 00007f84d8e01c05 R14: 000000000003cd5f R15: 00007ffc608e1c50
[ 249.501021][ T4793]
[ 249.501024][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 251.277160][ T5280] loop5: detected capacity change from 0 to 40427
[ 251.278334][ T5280] F2FS-fs: heap/no_heap options were deprecated
[ 251.300632][ T5280] F2FS-fs (loop5): Image doesn't support compression
[ 251.300643][ T5280] F2FS-fs (loop5): build fault injection rate: 690
[ 251.304029][ T5280] F2FS-fs (loop5): invalid crc value
[ 251.633306][ T5280] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 251.645603][ T5280] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 251.896601][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 251.896616][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 251.896622][ T4793] Call Trace:
[ 251.896627][ T4793]
[ 251.896632][ T4793] dump_stack_lvl+0xfc/0x190
[ 251.896646][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 251.896655][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 251.896667][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.896678][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 251.896692][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 251.896709][ T4793] __submit_merged_bio+0x168/0x4d0
[ 251.896722][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 251.896736][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 251.896759][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 251.896794][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 251.896803][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.896821][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 251.896828][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 251.896836][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 251.896849][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.896857][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.896865][ T4793] do_writepages+0x2e9/0x4c0
[ 251.896876][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 251.896884][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.896897][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 251.896904][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 251.896930][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 251.896939][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.896948][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.896957][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 251.896972][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 251.896980][ T4793] ? __lock_acquire+0xab9/0xd20
[ 251.897002][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 251.897039][ T4793] kill_f2fs_super+0x25c/0x610
[ 251.897051][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 251.897069][ T4793] ? shrinker_free+0x21b/0x310
[ 251.897077][ T4793] deactivate_locked_super+0x9a/0x100
[ 251.897088][ T4793] cleanup_mnt+0x1de/0x3d0
[ 251.897097][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.897107][ T4793] task_work_run+0x150/0x1f0
[ 251.897118][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 251.897125][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 251.897136][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 251.897147][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 251.897156][ T4793] do_syscall_64+0x2bd/0x3b0
[ 251.897162][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.897170][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.897177][ T4793] ? exc_page_fault+0x9f/0xf0
[ 251.897187][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.897194][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 251.897202][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 251.897209][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 251.897218][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 251.897224][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 251.897228][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 251.897233][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 251.897238][ T4793] R13: 00007f84d8e01c05 R14: 000000000003d711 R15: 00007ffc608e1c50
[ 251.897252][ T4793]
[ 251.897256][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 251.897285][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 251.897292][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 251.897296][ T4793] Call Trace:
[ 251.897301][ T4793]
[ 251.897304][ T4793] dump_stack_lvl+0xfc/0x190
[ 251.897313][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 251.897320][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 251.897331][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.897339][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 251.897351][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 251.897367][ T4793] __submit_merged_bio+0x168/0x4d0
[ 251.897380][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 251.897393][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 251.897416][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 251.897451][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 251.897459][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.897477][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 251.897484][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 251.897492][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 251.897504][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.897514][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.897522][ T4793] do_writepages+0x2e9/0x4c0
[ 251.897532][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 251.897540][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.897553][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 251.897560][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 251.897594][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 251.897602][ T4793] ? rt_spin_unlock+0x150/0x200
[ 251.897616][ T4793] ? rt_spin_unlock+0x161/0x200
[ 251.897625][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 251.897640][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 251.897648][ T4793] ? __lock_acquire+0xab9/0xd20
[ 251.897670][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 251.897707][ T4793] kill_f2fs_super+0x25c/0x610
[ 251.897718][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 251.897735][ T4793] ? shrinker_free+0x21b/0x310
[ 251.897743][ T4793] deactivate_locked_super+0x9a/0x100
[ 251.897753][ T4793] cleanup_mnt+0x1de/0x3d0
[ 251.897761][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.897770][ T4793] task_work_run+0x150/0x1f0
[ 251.897780][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 251.897787][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 251.897798][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 251.897808][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 251.897816][ T4793] do_syscall_64+0x2bd/0x3b0
[ 251.897822][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 251.897830][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.897837][ T4793] ? exc_page_fault+0x9f/0xf0
[ 251.897847][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.897853][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 251.897859][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 251.897865][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 251.897873][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 251.897878][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 251.897882][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 251.897887][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 251.897891][ T4793] R13: 00007f84d8e01c05 R14: 000000000003d711 R15: 00007ffc608e1c50
[ 251.897905][ T4793]
[ 251.897909][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 253.405778][ T4298] bio_check_eod: 35538 callbacks suppressed
[ 253.405791][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.405791][ T4298] loop3: rw=524288, sector=86232, nr_sectors = 8 limit=40427
[ 253.405925][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.405925][ T4298] loop3: rw=524288, sector=86240, nr_sectors = 8 limit=40427
[ 253.406030][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406030][ T4298] loop3: rw=524288, sector=86248, nr_sectors = 8 limit=40427
[ 253.406130][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406130][ T4298] loop3: rw=524288, sector=86256, nr_sectors = 8 limit=40427
[ 253.406230][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406230][ T4298] loop3: rw=524288, sector=86264, nr_sectors = 8 limit=40427
[ 253.406329][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406329][ T4298] loop3: rw=524288, sector=86272, nr_sectors = 8 limit=40427
[ 253.406442][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406442][ T4298] loop3: rw=524288, sector=86280, nr_sectors = 8 limit=40427
[ 253.406573][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406573][ T4298] loop3: rw=524288, sector=86288, nr_sectors = 8 limit=40427
[ 253.406682][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406682][ T4298] loop3: rw=524288, sector=86296, nr_sectors = 8 limit=40427
[ 253.406789][ T4298] syz.3.17: attempt to access beyond end of device
[ 253.406789][ T4298] loop3: rw=524288, sector=86304, nr_sectors = 8 limit=40427
[ 253.601891][ T5287] loop5: detected capacity change from 0 to 40427
[ 253.615407][ T5287] F2FS-fs: heap/no_heap options were deprecated
[ 253.618096][ T5287] F2FS-fs (loop5): Image doesn't support compression
[ 253.618107][ T5287] F2FS-fs (loop5): build fault injection rate: 690
[ 253.621079][ T5287] F2FS-fs (loop5): invalid crc value
[ 253.820286][ T5287] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 253.822724][ T5287] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:42:40 executed programs: 37
[ 254.330482][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 254.330497][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 254.330502][ T4793] Call Trace:
[ 254.330507][ T4793]
[ 254.330512][ T4793] dump_stack_lvl+0xfc/0x190
[ 254.330525][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.330533][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 254.330545][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.330555][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 254.330567][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 254.330582][ T4793] __submit_merged_bio+0x168/0x4d0
[ 254.330593][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 254.330606][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 254.330628][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 254.330655][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 254.330663][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.330680][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 254.330686][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 254.330695][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 254.330707][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.330716][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.330724][ T4793] do_writepages+0x2e9/0x4c0
[ 254.330735][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 254.330743][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.330756][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 254.330763][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 254.330787][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 254.330796][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.330805][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.330814][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 254.330829][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 254.330837][ T4793] ? __lock_acquire+0xab9/0xd20
[ 254.330859][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 254.330896][ T4793] kill_f2fs_super+0x25c/0x610
[ 254.330908][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 254.330925][ T4793] ? shrinker_free+0x21b/0x310
[ 254.330934][ T4793] deactivate_locked_super+0x9a/0x100
[ 254.330945][ T4793] cleanup_mnt+0x1de/0x3d0
[ 254.330954][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.330964][ T4793] task_work_run+0x150/0x1f0
[ 254.330974][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 254.330981][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 254.330993][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 254.331004][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 254.331012][ T4793] do_syscall_64+0x2bd/0x3b0
[ 254.331018][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.331026][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.331034][ T4793] ? exc_page_fault+0x9f/0xf0
[ 254.331043][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.331050][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 254.331058][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 254.331065][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 254.331075][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 254.331080][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 254.331092][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 254.331097][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 254.331102][ T4793] R13: 00007f84d8e01c05 R14: 000000000003dff5 R15: 00007ffc608e1c50
[ 254.331116][ T4793]
[ 254.331120][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 254.331150][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 254.331157][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 254.331161][ T4793] Call Trace:
[ 254.331166][ T4793]
[ 254.331169][ T4793] dump_stack_lvl+0xfc/0x190
[ 254.331178][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 254.331186][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 254.331196][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.331205][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 254.331218][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 254.331234][ T4793] __submit_merged_bio+0x168/0x4d0
[ 254.331247][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 254.331260][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 254.331284][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 254.331318][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 254.331326][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.331343][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 254.331349][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 254.331357][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 254.331369][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.331379][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.331388][ T4793] do_writepages+0x2e9/0x4c0
[ 254.331398][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 254.331406][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.331419][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 254.331426][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 254.331453][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 254.331461][ T4793] ? rt_spin_unlock+0x150/0x200
[ 254.331470][ T4793] ? rt_spin_unlock+0x161/0x200
[ 254.331479][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 254.331494][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 254.331502][ T4793] ? __lock_acquire+0xab9/0xd20
[ 254.331524][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 254.331561][ T4793] kill_f2fs_super+0x25c/0x610
[ 254.331572][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 254.331589][ T4793] ? shrinker_free+0x21b/0x310
[ 254.331598][ T4793] deactivate_locked_super+0x9a/0x100
[ 254.331607][ T4793] cleanup_mnt+0x1de/0x3d0
[ 254.331615][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.331625][ T4793] task_work_run+0x150/0x1f0
[ 254.331635][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 254.331642][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 254.331652][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 254.331660][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 254.331668][ T4793] do_syscall_64+0x2bd/0x3b0
[ 254.331674][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 254.331682][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.331688][ T4793] ? exc_page_fault+0x9f/0xf0
[ 254.331698][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.331705][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 254.331711][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 254.331717][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 254.331725][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 254.331730][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 254.331734][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 254.331738][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 254.331743][ T4793] R13: 00007f84d8e01c05 R14: 000000000003dff5 R15: 00007ffc608e1c50
[ 254.331757][ T4793]
[ 254.331761][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 255.868431][ T5294] loop5: detected capacity change from 0 to 40427
[ 255.879477][ T5294] F2FS-fs: heap/no_heap options were deprecated
[ 255.886557][ T5294] F2FS-fs (loop5): Image doesn't support compression
[ 255.886568][ T5294] F2FS-fs (loop5): build fault injection rate: 690
[ 255.910108][ T5294] F2FS-fs (loop5): invalid crc value
[ 256.234083][ T5294] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 256.235642][ T5294] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 256.609305][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 256.609320][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 256.609326][ T4793] Call Trace:
[ 256.609331][ T4793]
[ 256.609336][ T4793] dump_stack_lvl+0xfc/0x190
[ 256.609350][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.609359][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 256.609371][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.609382][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 256.609397][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 256.609414][ T4793] __submit_merged_bio+0x168/0x4d0
[ 256.609433][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 256.609447][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 256.609471][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 256.609505][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 256.609514][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.609533][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 256.609540][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 256.609549][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 256.609561][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.609571][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.609579][ T4793] do_writepages+0x2e9/0x4c0
[ 256.609591][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 256.609599][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.609612][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 256.609620][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 256.609647][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 256.609655][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.609665][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.609673][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 256.609688][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 256.609696][ T4793] ? __lock_acquire+0xab9/0xd20
[ 256.609719][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 256.609755][ T4793] kill_f2fs_super+0x25c/0x610
[ 256.609765][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 256.609782][ T4793] ? shrinker_free+0x21b/0x310
[ 256.609791][ T4793] deactivate_locked_super+0x9a/0x100
[ 256.609801][ T4793] cleanup_mnt+0x1de/0x3d0
[ 256.609810][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.609820][ T4793] task_work_run+0x150/0x1f0
[ 256.609830][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 256.609836][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 256.609848][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 256.609859][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 256.609868][ T4793] do_syscall_64+0x2bd/0x3b0
[ 256.609874][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.609882][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.609890][ T4793] ? exc_page_fault+0x9f/0xf0
[ 256.609900][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.609907][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 256.609915][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 256.609921][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 256.609931][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 256.609936][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 256.609941][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 256.609946][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 256.609951][ T4793] R13: 00007f84d8e01c05 R14: 000000000003e91c R15: 00007ffc608e1c50
[ 256.609965][ T4793]
[ 256.609969][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 256.610000][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 256.610008][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 256.610013][ T4793] Call Trace:
[ 256.610024][ T4793]
[ 256.610028][ T4793] dump_stack_lvl+0xfc/0x190
[ 256.610036][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 256.610044][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 256.610055][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.610065][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 256.610077][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 256.610094][ T4793] __submit_merged_bio+0x168/0x4d0
[ 256.610106][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 256.610120][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 256.610144][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 256.610178][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 256.610187][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.610205][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 256.610211][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 256.610219][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 256.610231][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.610241][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.610250][ T4793] do_writepages+0x2e9/0x4c0
[ 256.610260][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 256.610269][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.610281][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 256.610289][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 256.610316][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 256.610324][ T4793] ? rt_spin_unlock+0x150/0x200
[ 256.610333][ T4793] ? rt_spin_unlock+0x161/0x200
[ 256.610342][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 256.610358][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 256.610365][ T4793] ? __lock_acquire+0xab9/0xd20
[ 256.610388][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 256.610424][ T4793] kill_f2fs_super+0x25c/0x610
[ 256.610435][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 256.610457][ T4793] ? shrinker_free+0x21b/0x310
[ 256.610466][ T4793] deactivate_locked_super+0x9a/0x100
[ 256.610475][ T4793] cleanup_mnt+0x1de/0x3d0
[ 256.610483][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.610493][ T4793] task_work_run+0x150/0x1f0
[ 256.610503][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 256.610510][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 256.610521][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 256.610530][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 256.610539][ T4793] do_syscall_64+0x2bd/0x3b0
[ 256.610545][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 256.610553][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.610559][ T4793] ? exc_page_fault+0x9f/0xf0
[ 256.610569][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 256.610575][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 256.610581][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 256.610587][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 256.610594][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 256.610599][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 256.610604][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 256.610608][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 256.610612][ T4793] R13: 00007f84d8e01c05 R14: 000000000003e91c R15: 00007ffc608e1c50
[ 256.610626][ T4793]
[ 256.610630][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 258.211080][ T5301] loop5: detected capacity change from 0 to 40427
[ 258.222502][ T5301] F2FS-fs: heap/no_heap options were deprecated
[ 258.232811][ T5301] F2FS-fs (loop5): Image doesn't support compression
[ 258.232824][ T5301] F2FS-fs (loop5): build fault injection rate: 690
[ 258.244344][ T5301] F2FS-fs (loop5): invalid crc value
[ 258.415809][ T4298] bio_check_eod: 33654 callbacks suppressed
[ 258.415822][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.415822][ T4298] loop3: rw=0, sector=86480, nr_sectors = 8 limit=40427
[ 258.415957][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.415957][ T4298] loop3: rw=0, sector=86488, nr_sectors = 8 limit=40427
[ 258.416085][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416085][ T4298] loop3: rw=0, sector=86496, nr_sectors = 8 limit=40427
[ 258.416216][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416216][ T4298] loop3: rw=0, sector=86504, nr_sectors = 8 limit=40427
[ 258.416345][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416345][ T4298] loop3: rw=0, sector=86512, nr_sectors = 8 limit=40427
[ 258.416529][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416529][ T4298] loop3: rw=0, sector=86520, nr_sectors = 8 limit=40427
[ 258.416676][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416676][ T4298] loop3: rw=0, sector=86528, nr_sectors = 8 limit=40427
[ 258.416819][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416819][ T4298] loop3: rw=0, sector=86536, nr_sectors = 8 limit=40427
[ 258.416967][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.416967][ T4298] loop3: rw=0, sector=86544, nr_sectors = 8 limit=40427
[ 258.417109][ T4298] syz.3.17: attempt to access beyond end of device
[ 258.417109][ T4298] loop3: rw=0, sector=86552, nr_sectors = 8 limit=40427
[ 258.566870][ T5301] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 258.579386][ T5301] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 258.948234][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 258.948250][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 258.948256][ T4793] Call Trace:
[ 258.948260][ T4793]
[ 258.948265][ T4793] dump_stack_lvl+0xfc/0x190
[ 258.948278][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.948287][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 258.948299][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.948310][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 258.948325][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 258.948342][ T4793] __submit_merged_bio+0x168/0x4d0
[ 258.948355][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 258.948369][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 258.948392][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 258.948427][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 258.948435][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.948454][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 258.948460][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 258.948469][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 258.948481][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.948491][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.948499][ T4793] do_writepages+0x2e9/0x4c0
[ 258.948510][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 258.948518][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.948530][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 258.948538][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 258.948565][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 258.948573][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.948582][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.948591][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 258.948606][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 258.948614][ T4793] ? __lock_acquire+0xab9/0xd20
[ 258.948635][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 258.948671][ T4793] kill_f2fs_super+0x25c/0x610
[ 258.948683][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 258.948700][ T4793] ? shrinker_free+0x21b/0x310
[ 258.948708][ T4793] deactivate_locked_super+0x9a/0x100
[ 258.948718][ T4793] cleanup_mnt+0x1de/0x3d0
[ 258.948726][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.948736][ T4793] task_work_run+0x150/0x1f0
[ 258.948746][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 258.948753][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 258.948765][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 258.948775][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 258.948784][ T4793] do_syscall_64+0x2bd/0x3b0
[ 258.948790][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.948797][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.948805][ T4793] ? exc_page_fault+0x9f/0xf0
[ 258.948814][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.948821][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 258.948829][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 258.948835][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 258.948845][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 258.948850][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 258.948855][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 258.948859][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 258.948864][ T4793] R13: 00007f84d8e01c05 R14: 000000000003f27e R15: 00007ffc608e1c50
[ 258.948884][ T4793]
[ 258.948888][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 258.948917][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 258.948924][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 258.948928][ T4793] Call Trace:
[ 258.948932][ T4793]
[ 258.948935][ T4793] dump_stack_lvl+0xfc/0x190
[ 258.948944][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 258.948952][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 258.948962][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.948971][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 258.948984][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 258.949000][ T4793] __submit_merged_bio+0x168/0x4d0
[ 258.949013][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 258.949026][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 258.949049][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 258.949081][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 258.949090][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.949107][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 258.949114][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 258.949122][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 258.949134][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.949143][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.949152][ T4793] do_writepages+0x2e9/0x4c0
[ 258.949162][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 258.949170][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.949183][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 258.949190][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 258.949217][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 258.949225][ T4793] ? rt_spin_unlock+0x150/0x200
[ 258.949234][ T4793] ? rt_spin_unlock+0x161/0x200
[ 258.949243][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 258.949258][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 258.949266][ T4793] ? __lock_acquire+0xab9/0xd20
[ 258.949288][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 258.949324][ T4793] kill_f2fs_super+0x25c/0x610
[ 258.949335][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 258.949352][ T4793] ? shrinker_free+0x21b/0x310
[ 258.949360][ T4793] deactivate_locked_super+0x9a/0x100
[ 258.949370][ T4793] cleanup_mnt+0x1de/0x3d0
[ 258.949378][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.949388][ T4793] task_work_run+0x150/0x1f0
[ 258.949397][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 258.949404][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 258.949415][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 258.949425][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 258.949433][ T4793] do_syscall_64+0x2bd/0x3b0
[ 258.949439][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 258.949447][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.949453][ T4793] ? exc_page_fault+0x9f/0xf0
[ 258.949463][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 258.949469][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 258.949475][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 258.949481][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 258.949489][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 258.949493][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 258.949498][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 258.949502][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 258.949507][ T4793] R13: 00007f84d8e01c05 R14: 000000000003f27e R15: 00007ffc608e1c50
[ 258.949521][ T4793]
[ 258.949524][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 260.563707][ T5308] loop5: detected capacity change from 0 to 40427
[ 260.564913][ T5308] F2FS-fs: heap/no_heap options were deprecated
[ 260.589015][ T5308] F2FS-fs (loop5): Image doesn't support compression
[ 260.589030][ T5308] F2FS-fs (loop5): build fault injection rate: 690
[ 260.592315][ T5308] F2FS-fs (loop5): invalid crc value
[ 260.926110][ T5308] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 260.945498][ T5308] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:42:47 executed programs: 40
[ 261.449638][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 261.449655][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 261.449661][ T4793] Call Trace:
[ 261.449666][ T4793]
[ 261.449671][ T4793] dump_stack_lvl+0xfc/0x190
[ 261.449685][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 261.449694][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 261.449707][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.449719][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 261.449734][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 261.449754][ T4793] __submit_merged_bio+0x168/0x4d0
[ 261.449768][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 261.449783][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 261.449811][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 261.449850][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 261.449858][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.449879][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 261.449884][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 261.449892][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 261.449905][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.449914][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.449922][ T4793] do_writepages+0x2e9/0x4c0
[ 261.449935][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 261.449943][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.449956][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 261.449963][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 261.449992][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 261.450000][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.450011][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.450020][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 261.450037][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 261.450045][ T4793] ? __lock_acquire+0xab9/0xd20
[ 261.450072][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 261.450115][ T4793] kill_f2fs_super+0x25c/0x610
[ 261.450128][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 261.450148][ T4793] ? shrinker_free+0x21b/0x310
[ 261.450157][ T4793] deactivate_locked_super+0x9a/0x100
[ 261.450169][ T4793] cleanup_mnt+0x1de/0x3d0
[ 261.450178][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.450189][ T4793] task_work_run+0x150/0x1f0
[ 261.450200][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 261.450207][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 261.450220][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 261.450231][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 261.450240][ T4793] do_syscall_64+0x2bd/0x3b0
[ 261.450246][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.450255][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.450262][ T4793] ? exc_page_fault+0x9f/0xf0
[ 261.450273][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.450279][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 261.450288][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 261.450295][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 261.450306][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 261.450311][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 261.450316][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 261.450321][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 261.450326][ T4793] R13: 00007f84d8e01c05 R14: 000000000003fbc7 R15: 00007ffc608e1c50
[ 261.450342][ T4793]
[ 261.450346][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 261.450670][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 261.450680][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 261.450684][ T4793] Call Trace:
[ 261.450689][ T4793]
[ 261.450693][ T4793] dump_stack_lvl+0xfc/0x190
[ 261.450702][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 261.450710][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 261.450722][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.450730][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 261.450743][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 261.450762][ T4793] __submit_merged_bio+0x168/0x4d0
[ 261.450775][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 261.450789][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 261.450812][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 261.450851][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 261.450860][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.450880][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 261.450887][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 261.450895][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 261.450909][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.450919][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.450928][ T4793] do_writepages+0x2e9/0x4c0
[ 261.450939][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 261.450947][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.450959][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 261.450966][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 261.450995][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 261.451003][ T4793] ? rt_spin_unlock+0x150/0x200
[ 261.451013][ T4793] ? rt_spin_unlock+0x161/0x200
[ 261.451021][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 261.451038][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 261.451045][ T4793] ? __lock_acquire+0xab9/0xd20
[ 261.451072][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 261.451111][ T4793] kill_f2fs_super+0x25c/0x610
[ 261.451123][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 261.451142][ T4793] ? shrinker_free+0x21b/0x310
[ 261.451152][ T4793] deactivate_locked_super+0x9a/0x100
[ 261.451162][ T4793] cleanup_mnt+0x1de/0x3d0
[ 261.451172][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.451182][ T4793] task_work_run+0x150/0x1f0
[ 261.451193][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 261.451199][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 261.451210][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 261.451220][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 261.451229][ T4793] do_syscall_64+0x2bd/0x3b0
[ 261.451235][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 261.451244][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.451251][ T4793] ? exc_page_fault+0x9f/0xf0
[ 261.451261][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 261.451268][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 261.451276][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 261.451282][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 261.451291][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 261.451296][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 261.451301][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 261.451306][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 261.451311][ T4793] R13: 00007f84d8e01c05 R14: 000000000003fbc7 R15: 00007ffc608e1c50
[ 261.451328][ T4793]
[ 261.451332][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 263.431293][ T4786] bio_check_eod: 38071 callbacks suppressed
[ 263.431308][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.431308][ T4786] loop4: rw=524288, sector=86016, nr_sectors = 8 limit=40427
[ 263.431463][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.431463][ T4786] loop4: rw=524288, sector=86024, nr_sectors = 8 limit=40427
[ 263.431600][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.431600][ T4786] loop4: rw=524288, sector=86032, nr_sectors = 8 limit=40427
[ 263.431735][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.431735][ T4786] loop4: rw=524288, sector=86040, nr_sectors = 8 limit=40427
[ 263.431871][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.431871][ T4786] loop4: rw=524288, sector=86048, nr_sectors = 8 limit=40427
[ 263.432006][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.432006][ T4786] loop4: rw=524288, sector=86056, nr_sectors = 8 limit=40427
[ 263.435899][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.435899][ T4786] loop4: rw=524288, sector=86064, nr_sectors = 8 limit=40427
[ 263.436033][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.436033][ T4786] loop4: rw=524288, sector=86072, nr_sectors = 8 limit=40427
[ 263.436158][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.436158][ T4786] loop4: rw=524288, sector=86080, nr_sectors = 8 limit=40427
[ 263.436283][ T4786] syz.4.33: attempt to access beyond end of device
[ 263.436283][ T4786] loop4: rw=524288, sector=86088, nr_sectors = 8 limit=40427
[ 263.604315][ T5315] loop5: detected capacity change from 0 to 40427
[ 263.616209][ T5315] F2FS-fs: heap/no_heap options were deprecated
[ 263.630755][ T5315] F2FS-fs (loop5): Image doesn't support compression
[ 263.630768][ T5315] F2FS-fs (loop5): build fault injection rate: 690
[ 263.635008][ T5315] F2FS-fs (loop5): invalid crc value
[ 263.904537][ T5315] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 263.916937][ T5315] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 264.328810][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 264.328826][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 264.328831][ T4793] Call Trace:
[ 264.328836][ T4793]
[ 264.328841][ T4793] dump_stack_lvl+0xfc/0x190
[ 264.328854][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 264.328862][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 264.328874][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.328885][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 264.328899][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 264.328916][ T4793] __submit_merged_bio+0x168/0x4d0
[ 264.328930][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 264.328944][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 264.328968][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 264.329002][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 264.329011][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.329029][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 264.329035][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 264.329044][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 264.329056][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329066][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.329074][ T4793] do_writepages+0x2e9/0x4c0
[ 264.329085][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 264.329094][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329107][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 264.329115][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 264.329141][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 264.329150][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329160][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.329168][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 264.329184][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 264.329191][ T4793] ? __lock_acquire+0xab9/0xd20
[ 264.329214][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 264.329251][ T4793] kill_f2fs_super+0x25c/0x610
[ 264.329269][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 264.329286][ T4793] ? shrinker_free+0x21b/0x310
[ 264.329295][ T4793] deactivate_locked_super+0x9a/0x100
[ 264.329306][ T4793] cleanup_mnt+0x1de/0x3d0
[ 264.329315][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.329326][ T4793] task_work_run+0x150/0x1f0
[ 264.329336][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 264.329343][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 264.329355][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 264.329366][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 264.329375][ T4793] do_syscall_64+0x2bd/0x3b0
[ 264.329381][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.329389][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.329397][ T4793] ? exc_page_fault+0x9f/0xf0
[ 264.329407][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.329414][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 264.329422][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 264.329428][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 264.329438][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 264.329443][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 264.329448][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 264.329453][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 264.329458][ T4793] R13: 00007f84d8e01c05 R14: 000000000004073c R15: 00007ffc608e1c50
[ 264.329472][ T4793]
[ 264.329476][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 264.329505][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 264.329513][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 264.329517][ T4793] Call Trace:
[ 264.329521][ T4793]
[ 264.329524][ T4793] dump_stack_lvl+0xfc/0x190
[ 264.329532][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 264.329540][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 264.329551][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.329560][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 264.329573][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 264.329589][ T4793] __submit_merged_bio+0x168/0x4d0
[ 264.329601][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 264.329613][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 264.329635][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 264.329669][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 264.329677][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.329695][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 264.329700][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 264.329709][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 264.329721][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329730][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.329739][ T4793] do_writepages+0x2e9/0x4c0
[ 264.329749][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 264.329757][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329770][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 264.329777][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 264.329804][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 264.329812][ T4793] ? rt_spin_unlock+0x150/0x200
[ 264.329822][ T4793] ? rt_spin_unlock+0x161/0x200
[ 264.329830][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 264.329846][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 264.329853][ T4793] ? __lock_acquire+0xab9/0xd20
[ 264.329875][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 264.329912][ T4793] kill_f2fs_super+0x25c/0x610
[ 264.329924][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 264.329941][ T4793] ? shrinker_free+0x21b/0x310
[ 264.329949][ T4793] deactivate_locked_super+0x9a/0x100
[ 264.329959][ T4793] cleanup_mnt+0x1de/0x3d0
[ 264.329967][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.329977][ T4793] task_work_run+0x150/0x1f0
[ 264.329987][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 264.329994][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 264.330005][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 264.330014][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 264.330022][ T4793] do_syscall_64+0x2bd/0x3b0
[ 264.330028][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 264.330036][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.330043][ T4793] ? exc_page_fault+0x9f/0xf0
[ 264.330053][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 264.330059][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 264.330065][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 264.330072][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 264.330079][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 264.330084][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 264.330089][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 264.330093][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 264.330098][ T4793] R13: 00007f84d8e01c05 R14: 000000000004073c R15: 00007ffc608e1c50
[ 264.330112][ T4793]
[ 264.330116][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 265.889682][ T5322] loop5: detected capacity change from 0 to 40427
[ 265.905316][ T5322] F2FS-fs: heap/no_heap options were deprecated
[ 265.920861][ T5322] F2FS-fs (loop5): Image doesn't support compression
[ 265.920874][ T5322] F2FS-fs (loop5): build fault injection rate: 690
[ 265.924419][ T5322] F2FS-fs (loop5): invalid crc value
[ 266.223083][ T5322] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 266.236665][ T5322] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:42:52 executed programs: 42
[ 266.676843][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 266.676858][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 266.676864][ T4793] Call Trace:
[ 266.676869][ T4793]
[ 266.676874][ T4793] dump_stack_lvl+0xfc/0x190
[ 266.676887][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 266.676896][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 266.676907][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.676918][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 266.676932][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 266.676949][ T4793] __submit_merged_bio+0x168/0x4d0
[ 266.676962][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 266.676976][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 266.677008][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 266.677043][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 266.677052][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.677071][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 266.677078][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 266.677087][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 266.677099][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677109][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.677118][ T4793] do_writepages+0x2e9/0x4c0
[ 266.677129][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 266.677138][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677150][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 266.677158][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 266.677184][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 266.677193][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677202][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.677211][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 266.677227][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 266.677234][ T4793] ? __lock_acquire+0xab9/0xd20
[ 266.677257][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 266.677294][ T4793] kill_f2fs_super+0x25c/0x610
[ 266.677305][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 266.677322][ T4793] ? shrinker_free+0x21b/0x310
[ 266.677331][ T4793] deactivate_locked_super+0x9a/0x100
[ 266.677341][ T4793] cleanup_mnt+0x1de/0x3d0
[ 266.677350][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.677360][ T4793] task_work_run+0x150/0x1f0
[ 266.677370][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 266.677377][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 266.677389][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 266.677400][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 266.677408][ T4793] do_syscall_64+0x2bd/0x3b0
[ 266.677415][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.677423][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.677430][ T4793] ? exc_page_fault+0x9f/0xf0
[ 266.677440][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.677447][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 266.677456][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 266.677463][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 266.677473][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 266.677478][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 266.677483][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 266.677488][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 266.677493][ T4793] R13: 00007f84d8e01c05 R14: 0000000000041067 R15: 00007ffc608e1c50
[ 266.677507][ T4793]
[ 266.677511][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 266.677539][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 266.677547][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 266.677551][ T4793] Call Trace:
[ 266.677555][ T4793]
[ 266.677558][ T4793] dump_stack_lvl+0xfc/0x190
[ 266.677567][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 266.677575][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 266.677586][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.677595][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 266.677623][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 266.677640][ T4793] __submit_merged_bio+0x168/0x4d0
[ 266.677653][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 266.677667][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 266.677691][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 266.677725][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 266.677733][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.677750][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 266.677757][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 266.677765][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 266.677777][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677787][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.677796][ T4793] do_writepages+0x2e9/0x4c0
[ 266.677806][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 266.677814][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677827][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 266.677835][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 266.677861][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 266.677869][ T4793] ? rt_spin_unlock+0x150/0x200
[ 266.677879][ T4793] ? rt_spin_unlock+0x161/0x200
[ 266.677888][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 266.677903][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 266.677911][ T4793] ? __lock_acquire+0xab9/0xd20
[ 266.677933][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 266.677969][ T4793] kill_f2fs_super+0x25c/0x610
[ 266.677981][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 266.678005][ T4793] ? shrinker_free+0x21b/0x310
[ 266.678013][ T4793] deactivate_locked_super+0x9a/0x100
[ 266.678023][ T4793] cleanup_mnt+0x1de/0x3d0
[ 266.678031][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.678041][ T4793] task_work_run+0x150/0x1f0
[ 266.678051][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 266.678058][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 266.678069][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 266.678079][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 266.678087][ T4793] do_syscall_64+0x2bd/0x3b0
[ 266.678093][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 266.678101][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.678108][ T4793] ? exc_page_fault+0x9f/0xf0
[ 266.678118][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 266.678124][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 266.678130][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 266.678136][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 266.678144][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 266.678149][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 266.678153][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 266.678158][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 266.678162][ T4793] R13: 00007f84d8e01c05 R14: 0000000000041067 R15: 00007ffc608e1c50
[ 266.678177][ T4793]
[ 266.678180][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 268.390531][ T5329] loop5: detected capacity change from 0 to 40427
[ 268.399504][ T5329] F2FS-fs: heap/no_heap options were deprecated
[ 268.411771][ T5329] F2FS-fs (loop5): Image doesn't support compression
[ 268.411785][ T5329] F2FS-fs (loop5): build fault injection rate: 690
[ 268.440747][ T4786] bio_check_eod: 36308 callbacks suppressed
[ 268.440759][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.440759][ T4786] loop4: rw=524288, sector=86016, nr_sectors = 8 limit=40427
[ 268.440843][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.440843][ T4786] loop4: rw=524288, sector=86024, nr_sectors = 8 limit=40427
[ 268.440915][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.440915][ T4786] loop4: rw=524288, sector=86032, nr_sectors = 8 limit=40427
[ 268.440992][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.440992][ T4786] loop4: rw=524288, sector=86040, nr_sectors = 8 limit=40427
[ 268.441064][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441064][ T4786] loop4: rw=524288, sector=86048, nr_sectors = 8 limit=40427
[ 268.441135][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441135][ T4786] loop4: rw=524288, sector=86056, nr_sectors = 8 limit=40427
[ 268.441206][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441206][ T4786] loop4: rw=524288, sector=86064, nr_sectors = 8 limit=40427
[ 268.441277][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441277][ T4786] loop4: rw=524288, sector=86072, nr_sectors = 8 limit=40427
[ 268.441347][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441347][ T4786] loop4: rw=524288, sector=86080, nr_sectors = 8 limit=40427
[ 268.441418][ T4786] syz.4.33: attempt to access beyond end of device
[ 268.441418][ T4786] loop4: rw=524288, sector=86088, nr_sectors = 8 limit=40427
[ 268.467299][ T5329] F2FS-fs (loop5): invalid crc value
[ 268.756698][ T5329] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 268.758387][ T5329] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 269.206761][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 269.206784][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 269.206795][ T4793] Call Trace:
[ 269.206801][ T4793]
[ 269.206806][ T4793] dump_stack_lvl+0xfc/0x190
[ 269.206821][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 269.206830][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 269.206843][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.206854][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 269.206869][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 269.206889][ T4793] __submit_merged_bio+0x168/0x4d0
[ 269.206903][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 269.206918][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 269.206945][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 269.206986][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 269.206996][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.207017][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 269.207023][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 269.207032][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 269.207045][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.207056][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.207065][ T4793] do_writepages+0x2e9/0x4c0
[ 269.207076][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 269.207085][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.207099][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 269.207107][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 269.207139][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 269.207147][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.207158][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.207167][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 269.207184][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 269.207192][ T4793] ? __lock_acquire+0xab9/0xd20
[ 269.207218][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 269.207262][ T4793] kill_f2fs_super+0x25c/0x610
[ 269.207274][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 269.207294][ T4793] ? shrinker_free+0x21b/0x310
[ 269.207303][ T4793] deactivate_locked_super+0x9a/0x100
[ 269.207314][ T4793] cleanup_mnt+0x1de/0x3d0
[ 269.207323][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.207333][ T4793] task_work_run+0x150/0x1f0
[ 269.207344][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 269.207351][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 269.207364][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 269.207375][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 269.207384][ T4793] do_syscall_64+0x2bd/0x3b0
[ 269.207390][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.207398][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.207406][ T4793] ? exc_page_fault+0x9f/0xf0
[ 269.207416][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.207423][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 269.207432][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 269.207439][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 269.207449][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 269.207454][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 269.207459][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 269.207464][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 269.207469][ T4793] R13: 00007f84d8e01c05 R14: 0000000000041a46 R15: 00007ffc608e1c50
[ 269.207485][ T4793]
[ 269.207489][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 269.207804][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 269.207813][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 269.207817][ T4793] Call Trace:
[ 269.207821][ T4793]
[ 269.207824][ T4793] dump_stack_lvl+0xfc/0x190
[ 269.207833][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 269.207841][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 269.207852][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.207861][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 269.207874][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 269.207893][ T4793] __submit_merged_bio+0x168/0x4d0
[ 269.207904][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 269.207916][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 269.207942][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 269.207981][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 269.207990][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.208010][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 269.208017][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 269.208025][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 269.208038][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.208049][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.208058][ T4793] do_writepages+0x2e9/0x4c0
[ 269.208068][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 269.208076][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.208090][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 269.208097][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 269.208128][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 269.208137][ T4793] ? rt_spin_unlock+0x150/0x200
[ 269.208146][ T4793] ? rt_spin_unlock+0x161/0x200
[ 269.208156][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 269.208172][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 269.208180][ T4793] ? __lock_acquire+0xab9/0xd20
[ 269.208206][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 269.208249][ T4793] kill_f2fs_super+0x25c/0x610
[ 269.208262][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 269.208282][ T4793] ? shrinker_free+0x21b/0x310
[ 269.208291][ T4793] deactivate_locked_super+0x9a/0x100
[ 269.208302][ T4793] cleanup_mnt+0x1de/0x3d0
[ 269.208311][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.208321][ T4793] task_work_run+0x150/0x1f0
[ 269.208331][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 269.208338][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 269.208350][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 269.208361][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 269.208370][ T4793] do_syscall_64+0x2bd/0x3b0
[ 269.208377][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 269.208385][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.208392][ T4793] ? exc_page_fault+0x9f/0xf0
[ 269.208403][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 269.208410][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 269.208417][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 269.208424][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 269.208433][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 269.208438][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 269.208443][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 269.208448][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 269.208453][ T4793] R13: 00007f84d8e01c05 R14: 0000000000041a46 R15: 00007ffc608e1c50
[ 269.208469][ T4793]
[ 269.208473][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 271.079552][ T5336] loop5: detected capacity change from 0 to 40427
[ 271.080754][ T5336] F2FS-fs: heap/no_heap options were deprecated
[ 271.081827][ T5336] F2FS-fs (loop5): Image doesn't support compression
[ 271.081837][ T5336] F2FS-fs (loop5): build fault injection rate: 690
[ 271.134797][ T5336] F2FS-fs (loop5): invalid crc value
[ 271.429863][ T5336] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 271.431210][ T5336] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:42:58 executed programs: 44
[ 271.746827][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 271.746843][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 271.746848][ T4793] Call Trace:
[ 271.746853][ T4793]
[ 271.746858][ T4793] dump_stack_lvl+0xfc/0x190
[ 271.746873][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 271.746882][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 271.746895][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.746907][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 271.746922][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 271.746941][ T4793] __submit_merged_bio+0x168/0x4d0
[ 271.746955][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 271.746970][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 271.746997][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 271.747038][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 271.747047][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.747068][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 271.747074][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 271.747084][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 271.747097][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.747108][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.747117][ T4793] do_writepages+0x2e9/0x4c0
[ 271.747129][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 271.747138][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.747152][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 271.747160][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 271.747192][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 271.747200][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.747211][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.747220][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 271.747238][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 271.747245][ T4793] ? __lock_acquire+0xab9/0xd20
[ 271.747279][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 271.747323][ T4793] kill_f2fs_super+0x25c/0x610
[ 271.747335][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 271.747355][ T4793] ? shrinker_free+0x21b/0x310
[ 271.747365][ T4793] deactivate_locked_super+0x9a/0x100
[ 271.747376][ T4793] cleanup_mnt+0x1de/0x3d0
[ 271.747386][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.747396][ T4793] task_work_run+0x150/0x1f0
[ 271.747407][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 271.747414][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 271.747427][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 271.747439][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 271.747447][ T4793] do_syscall_64+0x2bd/0x3b0
[ 271.747454][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.747462][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.747469][ T4793] ? exc_page_fault+0x9f/0xf0
[ 271.747480][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.747487][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 271.747496][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 271.747503][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 271.747513][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 271.747518][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 271.747522][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 271.747527][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 271.747532][ T4793] R13: 00007f84d8e01c05 R14: 000000000004248d R15: 00007ffc608e1c50
[ 271.747548][ T4793]
[ 271.747552][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 271.748187][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 271.748197][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 271.748201][ T4793] Call Trace:
[ 271.748206][ T4793]
[ 271.748209][ T4793] dump_stack_lvl+0xfc/0x190
[ 271.748219][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 271.748227][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 271.748238][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.748248][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 271.748261][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 271.748284][ T4793] __submit_merged_bio+0x168/0x4d0
[ 271.748297][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 271.748311][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 271.748334][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 271.748369][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 271.748377][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.748395][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 271.748402][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 271.748411][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 271.748423][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.748433][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.748441][ T4793] do_writepages+0x2e9/0x4c0
[ 271.748452][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 271.748460][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.748473][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 271.748481][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 271.748507][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 271.748515][ T4793] ? rt_spin_unlock+0x150/0x200
[ 271.748523][ T4793] ? rt_spin_unlock+0x161/0x200
[ 271.748529][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 271.748541][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 271.748548][ T4793] ? __lock_acquire+0xab9/0xd20
[ 271.748571][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 271.748607][ T4793] kill_f2fs_super+0x25c/0x610
[ 271.748619][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 271.748636][ T4793] ? shrinker_free+0x21b/0x310
[ 271.748645][ T4793] deactivate_locked_super+0x9a/0x100
[ 271.748655][ T4793] cleanup_mnt+0x1de/0x3d0
[ 271.748664][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.748674][ T4793] task_work_run+0x150/0x1f0
[ 271.748683][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 271.748689][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 271.748701][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 271.748711][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 271.748719][ T4793] do_syscall_64+0x2bd/0x3b0
[ 271.748726][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 271.748734][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.748740][ T4793] ? exc_page_fault+0x9f/0xf0
[ 271.748750][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 271.748757][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 271.748764][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 271.748770][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 271.748779][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 271.748785][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 271.748789][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 271.748794][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 271.748799][ T4793] R13: 00007f84d8e01c05 R14: 000000000004248d R15: 00007ffc608e1c50
[ 271.748813][ T4793]
[ 271.748817][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 273.421221][ T5343] loop5: detected capacity change from 0 to 40427
[ 273.437930][ T5343] F2FS-fs: heap/no_heap options were deprecated
[ 273.447505][ T4298] bio_check_eod: 37338 callbacks suppressed
[ 273.447515][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.447515][ T4298] loop3: rw=524288, sector=89360, nr_sectors = 8 limit=40427
[ 273.447655][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.447655][ T4298] loop3: rw=524288, sector=89368, nr_sectors = 8 limit=40427
[ 273.447791][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.447791][ T4298] loop3: rw=524288, sector=89376, nr_sectors = 8 limit=40427
[ 273.447927][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.447927][ T4298] loop3: rw=524288, sector=89384, nr_sectors = 8 limit=40427
[ 273.448063][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448063][ T4298] loop3: rw=524288, sector=89392, nr_sectors = 8 limit=40427
[ 273.448198][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448198][ T4298] loop3: rw=524288, sector=89400, nr_sectors = 8 limit=40427
[ 273.448335][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448335][ T4298] loop3: rw=524288, sector=89408, nr_sectors = 8 limit=40427
[ 273.448477][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448477][ T4298] loop3: rw=524288, sector=89416, nr_sectors = 8 limit=40427
[ 273.448617][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448617][ T4298] loop3: rw=524288, sector=89424, nr_sectors = 8 limit=40427
[ 273.448753][ T4298] syz.3.17: attempt to access beyond end of device
[ 273.448753][ T4298] loop3: rw=524288, sector=89432, nr_sectors = 8 limit=40427
[ 273.458679][ T5343] F2FS-fs (loop5): Image doesn't support compression
[ 273.458691][ T5343] F2FS-fs (loop5): build fault injection rate: 690
[ 273.464730][ T5343] F2FS-fs (loop5): invalid crc value
[ 273.854371][ T5343] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 273.889873][ T5343] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 274.147000][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 274.147016][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 274.147022][ T4793] Call Trace:
[ 274.147027][ T4793]
[ 274.147032][ T4793] dump_stack_lvl+0xfc/0x190
[ 274.147045][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.147054][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 274.147066][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.147077][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 274.147092][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 274.147109][ T4793] __submit_merged_bio+0x168/0x4d0
[ 274.147122][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 274.147136][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 274.147160][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 274.147195][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 274.147204][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.147221][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 274.147227][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 274.147234][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 274.147246][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.147255][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.147264][ T4793] do_writepages+0x2e9/0x4c0
[ 274.147276][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 274.147284][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.147297][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 274.147305][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 274.147332][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 274.147340][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.147354][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.147363][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 274.147379][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 274.147386][ T4793] ? __lock_acquire+0xab9/0xd20
[ 274.147409][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 274.147445][ T4793] kill_f2fs_super+0x25c/0x610
[ 274.147457][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 274.147475][ T4793] ? shrinker_free+0x21b/0x310
[ 274.147484][ T4793] deactivate_locked_super+0x9a/0x100
[ 274.147495][ T4793] cleanup_mnt+0x1de/0x3d0
[ 274.147504][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.147515][ T4793] task_work_run+0x150/0x1f0
[ 274.147525][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 274.147532][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 274.147544][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 274.147556][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 274.147564][ T4793] do_syscall_64+0x2bd/0x3b0
[ 274.147570][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.147578][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.147585][ T4793] ? exc_page_fault+0x9f/0xf0
[ 274.147595][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.147602][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 274.147610][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 274.147617][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 274.147627][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 274.147631][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 274.147636][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 274.147639][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 274.147644][ T4793] R13: 00007f84d8e01c05 R14: 0000000000042dcb R15: 00007ffc608e1c50
[ 274.147657][ T4793]
[ 274.147661][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 274.147693][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 274.147701][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 274.147705][ T4793] Call Trace:
[ 274.147709][ T4793]
[ 274.147712][ T4793] dump_stack_lvl+0xfc/0x190
[ 274.147720][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 274.147728][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 274.147740][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.147749][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 274.147762][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 274.147786][ T4793] __submit_merged_bio+0x168/0x4d0
[ 274.147799][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 274.147813][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 274.147837][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 274.147871][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 274.147880][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.147897][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 274.147904][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 274.147912][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 274.147924][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.147934][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.147942][ T4793] do_writepages+0x2e9/0x4c0
[ 274.147953][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 274.147961][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.147981][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 274.147989][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 274.148016][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 274.148024][ T4793] ? rt_spin_unlock+0x150/0x200
[ 274.148034][ T4793] ? rt_spin_unlock+0x161/0x200
[ 274.148042][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 274.148058][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 274.148066][ T4793] ? __lock_acquire+0xab9/0xd20
[ 274.148088][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 274.148125][ T4793] kill_f2fs_super+0x25c/0x610
[ 274.148136][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 274.148154][ T4793] ? shrinker_free+0x21b/0x310
[ 274.148162][ T4793] deactivate_locked_super+0x9a/0x100
[ 274.148172][ T4793] cleanup_mnt+0x1de/0x3d0
[ 274.148180][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.148190][ T4793] task_work_run+0x150/0x1f0
[ 274.148200][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 274.148207][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 274.148218][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 274.148227][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 274.148235][ T4793] do_syscall_64+0x2bd/0x3b0
[ 274.148241][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 274.148249][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.148256][ T4793] ? exc_page_fault+0x9f/0xf0
[ 274.148266][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 274.148273][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 274.148279][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 274.148285][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 274.148292][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 274.148301][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 274.148306][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 274.148310][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 274.148314][ T4793] R13: 00007f84d8e01c05 R14: 0000000000042dcb R15: 00007ffc608e1c50
[ 274.148328][ T4793]
[ 274.148330][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 275.844627][ T5350] loop5: detected capacity change from 0 to 40427
[ 275.865744][ T5350] F2FS-fs: heap/no_heap options were deprecated
[ 275.870530][ T5350] F2FS-fs (loop5): Image doesn't support compression
[ 275.870541][ T5350] F2FS-fs (loop5): build fault injection rate: 690
[ 275.876991][ T5350] F2FS-fs (loop5): invalid crc value
[ 276.194242][ T5350] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 276.225900][ T5350] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
[ 276.611729][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 276.611745][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 276.611751][ T4793] Call Trace:
[ 276.611755][ T4793]
[ 276.611760][ T4793] dump_stack_lvl+0xfc/0x190
[ 276.611774][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 276.611783][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 276.611795][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.611805][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 276.611819][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 276.611836][ T4793] __submit_merged_bio+0x168/0x4d0
[ 276.611850][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 276.611863][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 276.611887][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 276.611922][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 276.611931][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.611950][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 276.611956][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 276.611965][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 276.611977][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.611987][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.611996][ T4793] do_writepages+0x2e9/0x4c0
[ 276.612014][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 276.612022][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.612034][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 276.612043][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 276.612070][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 276.612078][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.612087][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.612096][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 276.612111][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 276.612119][ T4793] ? __lock_acquire+0xab9/0xd20
[ 276.612142][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 276.612178][ T4793] kill_f2fs_super+0x25c/0x610
[ 276.612190][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 276.612207][ T4793] ? shrinker_free+0x21b/0x310
[ 276.612216][ T4793] deactivate_locked_super+0x9a/0x100
[ 276.612227][ T4793] cleanup_mnt+0x1de/0x3d0
[ 276.612236][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.612246][ T4793] task_work_run+0x150/0x1f0
[ 276.612257][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 276.612263][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 276.612275][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 276.612286][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 276.612294][ T4793] do_syscall_64+0x2bd/0x3b0
[ 276.612300][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.612308][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.612315][ T4793] ? exc_page_fault+0x9f/0xf0
[ 276.612324][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.612331][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 276.612340][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 276.612346][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 276.612356][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 276.612361][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 276.612366][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 276.612371][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 276.612375][ T4793] R13: 00007f84d8e01c05 R14: 000000000004375c R15: 00007ffc608e1c50
[ 276.612390][ T4793]
[ 276.612393][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 276.612423][ T4793] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 276.612430][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 276.612434][ T4793] Call Trace:
[ 276.612438][ T4793]
[ 276.612441][ T4793] dump_stack_lvl+0xfc/0x190
[ 276.612449][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 276.612457][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 276.612468][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.612477][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 276.612489][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 276.612506][ T4793] __submit_merged_bio+0x168/0x4d0
[ 276.612519][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 276.612532][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 276.612555][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 276.612589][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 276.612598][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.612616][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 276.612622][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 276.612630][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 276.612642][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.612651][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.612660][ T4793] do_writepages+0x2e9/0x4c0
[ 276.612670][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 276.612678][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.612691][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 276.612698][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 276.612725][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 276.612733][ T4793] ? rt_spin_unlock+0x150/0x200
[ 276.612742][ T4793] ? rt_spin_unlock+0x161/0x200
[ 276.612751][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 276.612765][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 276.612773][ T4793] ? __lock_acquire+0xab9/0xd20
[ 276.612795][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 276.612829][ T4793] kill_f2fs_super+0x25c/0x610
[ 276.612841][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 276.612858][ T4793] ? shrinker_free+0x21b/0x310
[ 276.612866][ T4793] deactivate_locked_super+0x9a/0x100
[ 276.612876][ T4793] cleanup_mnt+0x1de/0x3d0
[ 276.612884][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.612894][ T4793] task_work_run+0x150/0x1f0
[ 276.612904][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 276.612910][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 276.612922][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 276.612931][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 276.612940][ T4793] do_syscall_64+0x2bd/0x3b0
[ 276.612946][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 276.612954][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.612960][ T4793] ? exc_page_fault+0x9f/0xf0
[ 276.612970][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 276.612977][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 276.612983][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 276.612989][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 276.612997][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 276.613008][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 276.613012][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 276.613017][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 276.613022][ T4793] R13: 00007f84d8e01c05 R14: 000000000004375c R15: 00007ffc608e1c50
[ 276.613036][ T4793]
[ 276.613039][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 278.454924][ T5357] loop5: detected capacity change from 0 to 40427
[ 278.457321][ T4786] bio_check_eod: 36638 callbacks suppressed
[ 278.457331][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.457331][ T4786] loop4: rw=524288, sector=89888, nr_sectors = 8 limit=40427
[ 278.457480][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.457480][ T4786] loop4: rw=524288, sector=89896, nr_sectors = 8 limit=40427
[ 278.457623][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.457623][ T4786] loop4: rw=524288, sector=89904, nr_sectors = 8 limit=40427
[ 278.457759][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.457759][ T4786] loop4: rw=524288, sector=89912, nr_sectors = 8 limit=40427
[ 278.457906][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.457906][ T4786] loop4: rw=0, sector=86016, nr_sectors = 8 limit=40427
[ 278.458050][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.458050][ T4786] loop4: rw=0, sector=86024, nr_sectors = 8 limit=40427
[ 278.458193][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.458193][ T4786] loop4: rw=0, sector=86032, nr_sectors = 8 limit=40427
[ 278.458335][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.458335][ T4786] loop4: rw=0, sector=86040, nr_sectors = 8 limit=40427
[ 278.458478][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.458478][ T4786] loop4: rw=0, sector=86048, nr_sectors = 8 limit=40427
[ 278.458630][ T4786] syz.4.33: attempt to access beyond end of device
[ 278.458630][ T4786] loop4: rw=0, sector=86056, nr_sectors = 8 limit=40427
[ 278.487909][ T5357] F2FS-fs: heap/no_heap options were deprecated
[ 278.488295][ T5357] F2FS-fs (loop5): Image doesn't support compression
[ 278.488303][ T5357] F2FS-fs (loop5): build fault injection rate: 690
[ 278.532242][ T5357] F2FS-fs (loop5): invalid crc value
[ 278.852988][ T5357] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
[ 278.871395][ T5357] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5
2025/10/15 23:43:05 executed programs: 47
[ 279.136868][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 279.136882][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 279.136888][ T4793] Call Trace:
[ 279.136893][ T4793]
[ 279.136898][ T4793] dump_stack_lvl+0xfc/0x190
[ 279.136911][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.136920][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 279.136933][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.136945][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 279.136960][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 279.136980][ T4793] __submit_merged_bio+0x168/0x4d0
[ 279.136994][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 279.137008][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 279.137036][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 279.137075][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 279.137084][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.137103][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 279.137108][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 279.137121][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 279.137136][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.137146][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.137156][ T4793] do_writepages+0x2e9/0x4c0
[ 279.137168][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 279.137177][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.137191][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 279.137199][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 279.137231][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 279.137240][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.137250][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.137260][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 279.137278][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 279.137285][ T4793] ? __lock_acquire+0xab9/0xd20
[ 279.137312][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 279.137356][ T4793] kill_f2fs_super+0x25c/0x610
[ 279.137369][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 279.137390][ T4793] ? shrinker_free+0x21b/0x310
[ 279.137399][ T4793] deactivate_locked_super+0x9a/0x100
[ 279.137410][ T4793] cleanup_mnt+0x1de/0x3d0
[ 279.137419][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.137430][ T4793] task_work_run+0x150/0x1f0
[ 279.137441][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 279.137448][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 279.137461][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 279.137479][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 279.137488][ T4793] do_syscall_64+0x2bd/0x3b0
[ 279.137494][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.137503][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.137510][ T4793] ? exc_page_fault+0x9f/0xf0
[ 279.137520][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.137527][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 279.137536][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 279.137543][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 279.137553][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 279.137559][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 279.137564][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 279.137568][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 279.137573][ T4793] R13: 00007f84d8e01c05 R14: 000000000004415a R15: 00007ffc608e1c50
[ 279.137590][ T4793]
[ 279.137594][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 279.137889][ T4793] CPU: 1 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 279.137897][ T4793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 279.137902][ T4793] Call Trace:
[ 279.137906][ T4793]
[ 279.137910][ T4793] dump_stack_lvl+0xfc/0x190
[ 279.137918][ T4793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 279.137925][ T4793] ? __pfx_queue_work_on+0x10/0x10
[ 279.137936][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.137945][ T4793] f2fs_handle_critical_error+0x2c1/0x3f0
[ 279.137957][ T4793] f2fs_write_end_io+0x77f/0xa30
[ 279.137974][ T4793] __submit_merged_bio+0x168/0x4d0
[ 279.137986][ T4793] __submit_merged_write_cond+0x1cd/0x480
[ 279.137999][ T4793] f2fs_write_data_pages+0x1f70/0x2630
[ 279.138018][ T4793] ? __pfx_f2fs_write_data_pages+0x10/0x10
[ 279.138049][ T4793] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 279.138058][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.138076][ T4793] ? rt_mutex_slowunlock+0x493/0x8a0
[ 279.138082][ T4793] ? reacquire_held_locks+0x127/0x1d0
[ 279.138090][ T4793] ? rt_spin_lock+0x1c1/0x3e0
[ 279.138102][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.138112][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.138120][ T4793] do_writepages+0x2e9/0x4c0
[ 279.138131][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 279.138140][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.138152][ T4793] filemap_fdatawrite+0x135/0x1d0
[ 279.138160][ T4793] ? __pfx_filemap_fdatawrite+0x10/0x10
[ 279.138185][ T4793] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 279.138193][ T4793] ? rt_spin_unlock+0x150/0x200
[ 279.138201][ T4793] ? rt_spin_unlock+0x161/0x200
[ 279.138210][ T4793] f2fs_sync_dirty_inodes+0x2bf/0x710
[ 279.138226][ T4793] f2fs_write_checkpoint+0x48d/0x20a0
[ 279.138233][ T4793] ? __lock_acquire+0xab9/0xd20
[ 279.138256][ T4793] ? __pfx_f2fs_write_checkpoint+0x10/0x10
[ 279.138293][ T4793] kill_f2fs_super+0x25c/0x610
[ 279.138304][ T4793] ? __pfx_kill_f2fs_super+0x10/0x10
[ 279.138322][ T4793] ? shrinker_free+0x21b/0x310
[ 279.138330][ T4793] deactivate_locked_super+0x9a/0x100
[ 279.138340][ T4793] cleanup_mnt+0x1de/0x3d0
[ 279.138348][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.138359][ T4793] task_work_run+0x150/0x1f0
[ 279.138369][ T4793] ? __pfx_task_work_run+0x10/0x10
[ 279.138376][ T4793] ? __x64_sys_umount+0xe4/0x120
[ 279.138388][ T4793] ? exit_to_user_mode_loop+0x40/0x110
[ 279.138398][ T4793] exit_to_user_mode_loop+0xdd/0x110
[ 279.138406][ T4793] do_syscall_64+0x2bd/0x3b0
[ 279.138413][ T4793] ? lockdep_hardirqs_on+0x9c/0x150
[ 279.138421][ T4793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.138428][ T4793] ? exc_page_fault+0x9f/0xf0
[ 279.138437][ T4793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 279.138444][ T4793] RIP: 0033:0x7f84d8d7ff17
[ 279.138451][ T4793] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
[ 279.138458][ T4793] RSP: 002b:00007ffc608e0ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 279.138466][ T4793] RAX: 0000000000000000 RBX: 00007f84d8e01c05 RCX: 00007f84d8d7ff17
[ 279.138478][ T4793] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc608e0b80
[ 279.138483][ T4793] RBP: 00007ffc608e0b80 R08: 0000000000000000 R09: 0000000000000000
[ 279.138487][ T4793] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc608e1c10
[ 279.138492][ T4793] R13: 00007f84d8e01c05 R14: 000000000004415a R15: 00007ffc608e1c50
[ 279.138507][ T4793]
[ 279.195795][ T4793] F2FS-fs (loop5): Stopped filesystem due to reason: 3
[ 280.005814][ T39] INFO: task syz.3.17:4303 blocked for more than 143 seconds.
[ 280.005829][ T39] Not tainted syzkaller #0
[ 280.005834][ T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 280.005838][ T39] task:syz.3.17 state:D stack:28328 pid:4303 tgid:4297 ppid:3925 task_flags:0x400040 flags:0x00080002
[ 280.005860][ T39] Call Trace:
[ 280.005864][ T39]
[ 280.005870][ T39] __schedule+0x16ce/0x4af0
[ 280.005890][ T39] ? rcu_is_watching+0x15/0xb0
[ 280.005900][ T39] ? trace_irq_disable+0x37/0x110
[ 280.005913][ T39] ? __pfx___schedule+0x10/0x10
[ 280.005920][ T39] ? rcu_read_unlock_special+0x369/0x4a0
[ 280.005971][ T39] ? __pfx_rcu_read_unlock_special+0x10/0x10
[ 280.005989][ T39] rt_mutex_schedule+0x77/0xf0
[ 280.005997][ T39] ? __rt_mutex_slowlock_locked+0x1a7/0x25e0
[ 280.006005][ T39] __rt_mutex_slowlock_locked+0x1e04/0x25e0
[ 280.006020][ T39] ? __rt_mutex_slowlock_locked+0x1a7/0x25e0
[ 280.006032][ T39] ? __pfx___rt_mutex_slowlock_locked+0x10/0x10
[ 280.006045][ T39] ? __pfx__raw_spin_lock_irq+0x10/0x10
[ 280.006057][ T39] ? rcu_is_watching+0x15/0xb0
[ 280.006067][ T39] __rwbase_read_lock+0xbc/0x180
[ 280.006077][ T39] ? __pfx___rwbase_read_lock+0x10/0x10
[ 280.006088][ T39] ? register_lock_class+0x51/0x320
[ 280.006098][ T39] down_read+0x127/0x1f0
[ 280.006108][ T39] ? __pfx_down_read+0x10/0x10
[ 280.006122][ T39] f2fs_llseek+0x1b4/0x1400
[ 280.006136][ T39] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 280.006145][ T39] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.006155][ T39] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 280.006169][ T39] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 280.006178][ T39] ? try_to_take_rt_mutex+0x7fd/0xac0
[ 280.006186][ T39] ? __pfx_f2fs_llseek+0x10/0x10
[ 280.006197][ T39] ? mutex_lock_nested+0x154/0x1d0
[ 280.006204][ T39] ? fdget_pos+0x1cd/0x280
[ 280.006215][ T39] __x64_sys_lseek+0x10a/0x170
[ 280.006226][ T39] do_syscall_64+0xfa/0x3b0
[ 280.006233][ T39] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.006241][ T39] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.006249][ T39] ? exc_page_fault+0x9f/0xf0
[ 280.006258][ T39] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.006266][ T39] RIP: 0033:0x7fa37ea8ebe9
[ 280.006272][ T39] RSP: 002b:00007fa37e8d6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000008
[ 280.006282][ T39] RAX: ffffffffffffffda RBX: 00007fa37ecb6090 RCX: 00007fa37ea8ebe9
[ 280.006288][ T39] RDX: 0000000000000004 RSI: 0000000000000008 RDI: 0000000000000004
[ 280.006293][ T39] RBP: 00007fa37eb11e19 R08: 0000000000000000 R09: 0000000000000000
[ 280.006297][ T39] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 280.006302][ T39] R13: 00007fa37ecb6128 R14: 00007fa37ecb6090 R15: 00007ffd206bcd18
[ 280.006315][ T39]
[ 280.006334][ T39]
[ 280.006334][ T39] Showing all locks held in the system:
[ 280.006339][ T39] 4 locks held by kworker/u8:0/12:
[ 280.006344][ T39] #0: ffff888140473138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x937/0x13f0
[ 280.006367][ T39] #1: ffffc90000117ba0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x13f0
[ 280.006386][ T39] #2: ffff888027f620d0 (&type->s_umount_key#49){++++}-{4:4}, at: super_trylock_shared+0x1a/0x90
[ 280.006407][ T39] #3: ffff8880271399f8 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x513/0x780
[ 280.006430][ T39] 1 lock held by khungtaskd/39:
[ 280.006434][ T39] #0: ffffffff88540440 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 280.006461][ T39] 4 locks held by kworker/u8:9/1444:
[ 280.006466][ T39] #0: ffff888140473138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x937/0x13f0
[ 280.006485][ T39] #1: ffffc90004dffba0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x957/0x13f0
[ 280.006503][ T39] #2: ffff88802c9340d0 (&type->s_umount_key#49){++++}-{4:4}, at: super_trylock_shared+0x1a/0x90
[ 280.006523][ T39] #3: ffff888043bdd9f8 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x513/0x780
[ 280.006543][ T39] 2 locks held by getty/2543:
[ 280.006546][ T39] #0: ffff88801edd90a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x20/0x60
[ 280.006565][ T39] #1: ffffc9000008e2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x3af/0xf80
[ 280.006587][ T39] 6 locks held by syz.3.17/4298:
[ 280.006592][ T39] 2 locks held by syz.3.17/4303:
[ 280.006595][ T39] #0: ffff88802d4ba928 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x1cd/0x280
[ 280.006613][ T39] #1: ffff88801e518178 (&sb->s_type->i_mutex_key#19){++++}-{4:4}, at: f2fs_llseek+0x1b4/0x1400
[ 280.006633][ T39] 6 locks held by syz.4.33/4786:
[ 280.006638][ T39] 2 locks held by syz.4.33/4790:
[ 280.006641][ T39] #0: ffff8880438d2d28 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x1cd/0x280
[ 280.006658][ T39] #1: ffff88804566ba78 (&sb->s_type->i_mutex_key#19){++++}-{4:4}, at: f2fs_llseek+0x1b4/0x1400
[ 280.006679][ T39] 4 locks held by syz-executor/4793:
[ 280.006683][ T39] 5 locks held by udevd/5168:
[ 280.006687][ T39] #0: ffff8880152d8480 (sb_writers){.+.+}-{0:0}, at: mnt_want_write+0x3c/0x80
[ 280.006712][ T39] #1: ffff8880272a1458 (&type->i_mutex_dir_key/1){+.+.}-{4:4}, at: filename_create+0x1ad/0x350
[ 280.006734][ T39] #2: ffffffff88904b90 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_perm+0x1cd/0x430
[ 280.006754][ T39] #3: ffffffff88619428 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x27/0x60
[ 280.006773][ T39] #4: ffff8880b963d0c8 (&s->lock_key#12){+.+.}-{3:3}, at: put_cpu_partial+0x9d/0x210
[ 280.006794][ T39]
[ 280.006797][ T39] =============================================
[ 280.006797][ T39]
[ 280.006806][ T39] NMI backtrace for cpu 1
[ 280.006813][ T39] CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 280.006821][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 280.006826][ T39] Call Trace:
[ 280.006831][ T39]
[ 280.006834][ T39] dump_stack_lvl+0xfc/0x190
[ 280.006844][ T39] ? __pfx_dump_stack_lvl+0x10/0x10
[ 280.006851][ T39] ? __pfx__printk+0x10/0x10
[ 280.006866][ T39] nmi_cpu_backtrace+0x22f/0x2e0
[ 280.006878][ T39] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 280.006887][ T39] ? __pfx__printk+0x10/0x10
[ 280.006898][ T39] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 280.006909][ T39] nmi_trigger_cpumask_backtrace+0x102/0x210
[ 280.006919][ T39] watchdog+0xaea/0xb30
[ 280.006931][ T39] ? watchdog+0x15a/0xb30
[ 280.006943][ T39] kthread+0x600/0x770
[ 280.006953][ T39] ? __pfx_watchdog+0x10/0x10
[ 280.006962][ T39] ? __pfx_kthread+0x10/0x10
[ 280.006967][ T39] ? rt_spin_unlock+0x150/0x200
[ 280.006977][ T39] ? rt_spin_unlock+0x161/0x200
[ 280.006982][ T39] ? __pfx_kthread+0x10/0x10
[ 280.006990][ T39] ret_from_fork+0x2e2/0x590
[ 280.007001][ T39] ? __pfx_ret_from_fork+0x10/0x10
[ 280.007012][ T39] ? __switch_to_asm+0x39/0x70
[ 280.007019][ T39] ? __switch_to_asm+0x33/0x70
[ 280.007025][ T39] ? __pfx_kthread+0x10/0x10
[ 280.007033][ T39] ret_from_fork_asm+0x1a/0x30
[ 280.007048][ T39]
[ 280.007051][ T39] Sending NMI from CPU 1 to CPUs 0:
[ 280.007074][ C0] NMI backtrace for cpu 0
[ 280.007080][ C0] CPU: 0 UID: 0 PID: 4793 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 280.007087][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 280.007091][ C0] RIP: 0010:validate_chain+0x1c/0x2140
[ 280.007100][ C0] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 56 41 55 41 54 53 48 81 ec e0 00 00 00 49 89 cf 65 48 8b 05 74 a5 5d 09 <48> 89 84 24 d8 00 00 00 8b 46 20 89 c1 81 e1 00 80 04 00 81 f9 00
[ 280.007106][ C0] RSP: 0018:ffffc90003edef10 EFLAGS: 00000082
[ 280.007113][ C0] RAX: 80e4cd44768cbe00 RBX: 0000000000000000 RCX: c57865e9e60eadd5
[ 280.007118][ C0] RDX: 0000000000000001 RSI: ffff888029ec0b18 RDI: ffff888029ec0000
[ 280.007122][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff813e68d5
[ 280.007126][ C0] R10: ffffc90003edf278 R11: ffffffff81652190 R12: 000000000000400c
[ 280.007131][ C0] R13: ffff888029ec0b18 R14: ffff888029ec0b18 R15: c57865e9e60eadd5
[ 280.007136][ C0] FS: 000055556b1eb500(0000) GS:ffff88812eac1000(0000) knlGS:0000000000000000
[ 280.007141][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 280.007145][ C0] CR2: 000055556b20e4e8 CR3: 000000003233a000 CR4: 00000000003506f0
[ 280.007153][ C0] Call Trace:
[ 280.007156][ C0]
[ 280.007160][ C0] ? __lock_acquire+0xab9/0xd20
[ 280.007168][ C0] ? finish_task_switch+0x18b/0x860
[ 280.007175][ C0] ? __lock_acquire+0xab9/0xd20
[ 280.007182][ C0] __lock_acquire+0xab9/0xd20
[ 280.007191][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007197][ C0] lock_acquire+0x120/0x360
[ 280.007204][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007211][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007216][ C0] ? shmem_undo_range+0x3b6/0xf70
[ 280.007223][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007229][ C0] unwind_next_frame+0xc2/0x2390
[ 280.007235][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007242][ C0] ? unwind_next_frame+0xa5/0x2390
[ 280.007247][ C0] ? folios_put_refs+0x3f8/0x4d0
[ 280.007256][ C0] ? shmem_undo_range+0x3b6/0xf70
[ 280.007261][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 280.007271][ C0] arch_stack_walk+0x11c/0x150
[ 280.007281][ C0] ? shmem_undo_range+0x3b6/0xf70
[ 280.007287][ C0] stack_trace_save+0x9c/0xe0
[ 280.007295][ C0] ? __pfx_stack_trace_save+0x10/0x10
[ 280.007305][ C0] save_stack+0xe1/0x1c0
[ 280.007313][ C0] ? __pfx_save_stack+0x10/0x10
[ 280.007319][ C0] ? free_unref_folios+0xc17/0x1850
[ 280.007327][ C0] ? folios_put_refs+0x3f8/0x4d0
[ 280.007334][ C0] ? shmem_undo_range+0x3b6/0xf70
[ 280.007342][ C0] ? page_ext_put+0x53/0x70
[ 280.007350][ C0] __reset_page_owner+0x6a/0x160
[ 280.007357][ C0] free_unref_folios+0xc17/0x1850
[ 280.007367][ C0] ? rt_spin_unlock+0x161/0x200
[ 280.007373][ C0] folios_put_refs+0x3f8/0x4d0
[ 280.007382][ C0] ? __pfx_folios_put_refs+0x10/0x10
[ 280.007391][ C0] shmem_undo_range+0x3b6/0xf70
[ 280.007399][ C0] ? __lock_acquire+0xab9/0xd20
[ 280.007406][ C0] ? __pfx_shmem_undo_range+0x10/0x10
[ 280.007417][ C0] ? rtlock_slowlock_locked+0xd8/0x4010
[ 280.007429][ C0] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 280.007436][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.007443][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 280.007451][ C0] shmem_evict_inode+0x361/0x890
[ 280.007466][ C0] ? rt_mutex_slowunlock+0x493/0x8a0
[ 280.007472][ C0] ? __pfx_shmem_evict_inode+0x10/0x10
[ 280.007477][ C0] ? __pfx_rt_mutex_slowunlock+0x10/0x10
[ 280.007483][ C0] ? rt_spin_unlock+0x150/0x200
[ 280.007489][ C0] ? rt_spin_unlock+0x161/0x200
[ 280.007495][ C0] evict+0x449/0x850
[ 280.007504][ C0] ? __pfx_evict+0x10/0x10
[ 280.007511][ C0] ? rt_spin_unlock+0x161/0x200
[ 280.007518][ C0] ? iput+0x696/0x960
[ 280.007525][ C0] __dentry_kill+0x194/0x510
[ 280.007531][ C0] ? dput+0x35/0x1d0
[ 280.007535][ C0] ? dput+0x35/0x1d0
[ 280.007541][ C0] dput+0x10f/0x1d0
[ 280.007546][ C0] __fput+0x4b3/0x7c0
[ 280.007555][ C0] task_work_run+0x150/0x1f0
[ 280.007563][ C0] ? __pfx_task_work_run+0x10/0x10
[ 280.007571][ C0] ? exit_to_user_mode_loop+0x40/0x110
[ 280.007579][ C0] exit_to_user_mode_loop+0xdd/0x110
[ 280.007585][ C0] do_syscall_64+0x2bd/0x3b0
[ 280.007590][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 280.007597][ C0] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.007603][ C0] ? exc_page_fault+0x9f/0xf0
[ 280.007610][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 280.007616][ C0] RIP: 0033:0x7f84d8d7d820
[ 280.007622][ C0] Code: 00 00 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d4 e8 40 46 00 00 80 3d 41 ad 1f 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c
[ 280.007627][ C0] RSP: 002b:00007ffc608e1bb8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[ 280.007634][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f84d8d7d820
[ 280.007638][ C0] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000003
[ 280.007642][ C0] RBP: 00007ffc608e1bfc R08: 000000000000000a R09: 00007ffc608e1907
[ 280.007646][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000001c
[ 280.007650][ C0] R13: 00000000000927c0 R14: 000000000004415a R15: 00007ffc608e1c50
[ 280.007657][ C0]
[ 280.008071][ T39] Kernel panic - not syncing: hung_task: blocked tasks
[ 280.008077][ T39] CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 280.008084][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 280.008089][ T39] Call Trace:
[ 280.008093][ T39]
[ 280.008096][ T39] dump_stack_lvl+0x8b/0x190
[ 280.008105][ T39] ? __pfx_dump_stack_lvl+0x10/0x10
[ 280.008113][ T39] ? __pfx__printk+0x10/0x10
[ 280.008128][ T39] vpanic+0x16e/0x4f0
[ 280.008136][ T39] ? __pfx_vpanic+0x10/0x10
[ 280.008149][ T39] panic+0xb9/0xc0
[ 280.008157][ T39] ? __pfx_panic+0x10/0x10
[ 280.008169][ T39] ? nmi_trigger_cpumask_backtrace+0x160/0x210
[ 280.008178][ T39] watchdog+0xb24/0xb30
[ 280.008189][ T39] ? watchdog+0x15a/0xb30
[ 280.008202][ T39] kthread+0x600/0x770
[ 280.008210][ T39] ? __pfx_watchdog+0x10/0x10
[ 280.008220][ T39] ? __pfx_kthread+0x10/0x10
[ 280.008226][ T39] ? rt_spin_unlock+0x150/0x200
[ 280.008235][ T39] ? rt_spin_unlock+0x161/0x200
[ 280.008242][ T39] ? __pfx_kthread+0x10/0x10
[ 280.008250][ T39] ret_from_fork+0x2e2/0x590
[ 280.008260][ T39] ? __pfx_ret_from_fork+0x10/0x10
[ 280.008271][ T39] ? __switch_to_asm+0x39/0x70
[ 280.008278][ T39] ? __switch_to_asm+0x33/0x70
[ 280.008285][ T39] ? __pfx_kthread+0x10/0x10
[ 280.008293][ T39] ret_from_fork_asm+0x1a/0x30
[ 280.008308][ T39]
[ 280.008582][ T39] Kernel Offset: disabled