[  440.630454][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  440.630473][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.630532][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.630564][ T6047]  ? kernel_text_address+0xa5/0xe0
[  440.630617][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.630664][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.630706][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  440.630727][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.630746][ T6047]  do_writepages+0x32e/0x550
[  440.630782][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  440.630807][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  440.630837][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  440.630905][ T6047]  ? down_write+0x16d/0x200
[  440.630930][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.630966][ T6047]  f2fs_collapse_range+0x48f/0x530
[  440.630987][ T6047]  ? inode_dio_wait+0x7f/0x270
[  440.631016][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  440.631041][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.631070][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  440.631093][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  440.631120][ T6047]  vfs_fallocate+0x669/0x7e0
[  440.631139][ T6047]  ? __fget_files+0x2a/0x420
[  440.631168][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  440.631186][ T6047]  ? __fget_files+0x2a/0x420
[  440.631220][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  440.631244][ T6047]  do_syscall_64+0x14d/0xf80
[  440.631266][ T6047]  ? trace_irq_disable+0x3b/0x150
[  440.631281][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.631300][ T6047]  ? clear_bhb_loop+0x40/0x90
[  440.631323][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.631340][ T6047] RIP: 0033:0x7f142c59c629
[  440.631364][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  440.631379][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  440.631399][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  440.631412][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  440.631423][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  440.631434][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  440.631445][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  440.631478][ T6047]  </TASK>
[  440.631486][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  440.661142][ T1305] ieee802154 phy1 wpan1: encryption failed: -22
[  440.667723][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  440.667750][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  440.667762][ T6047] Call Trace:
[  440.667770][ T6047]  <TASK>
[  440.667778][ T6047]  dump_stack_lvl+0xe8/0x150
[  440.667808][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  440.667841][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  440.667880][ T6047]  __submit_merged_bio+0x256/0x700
[  440.667911][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  440.667967][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  440.667997][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  440.668032][ T6047]  do_write_page+0x40f/0xac0
[  440.668061][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  440.668086][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  440.668125][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  440.668158][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.668191][ T6047]  ? release_pages+0x56c/0x5a0
[  440.668220][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  440.668265][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  440.668311][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  440.668349][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  440.668374][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  440.668400][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  440.668420][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.668479][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.668511][ T6047]  ? kernel_text_address+0xa5/0xe0
[  440.668564][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.668610][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.668654][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  440.668675][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.668694][ T6047]  do_writepages+0x32e/0x550
[  440.668729][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  440.668753][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  440.668784][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  440.668851][ T6047]  ? down_write+0x16d/0x200
[  440.668877][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.668913][ T6047]  f2fs_collapse_range+0x48f/0x530
[  440.668933][ T6047]  ? inode_dio_wait+0x7f/0x270
[  440.668963][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  440.668988][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.669016][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  440.669040][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  440.669067][ T6047]  vfs_fallocate+0x669/0x7e0
[  440.669086][ T6047]  ? __fget_files+0x2a/0x420
[  440.669115][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  440.669133][ T6047]  ? __fget_files+0x2a/0x420
[  440.669167][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  440.669191][ T6047]  do_syscall_64+0x14d/0xf80
[  440.669213][ T6047]  ? trace_irq_disable+0x3b/0x150
[  440.669229][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.669247][ T6047]  ? clear_bhb_loop+0x40/0x90
[  440.669270][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.669287][ T6047] RIP: 0033:0x7f142c59c629
[  440.669306][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  440.669320][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  440.669345][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  440.669359][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  440.669370][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  440.669381][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  440.669392][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  440.669426][ T6047]  </TASK>
[  440.669434][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  440.763187][ T6247] chnl_net:caif_netlink_parms(): no params data found
[  440.788704][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  440.788731][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  440.788743][ T6047] Call Trace:
[  440.788750][ T6047]  <TASK>
[  440.788758][ T6047]  dump_stack_lvl+0xe8/0x150
[  440.788796][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  440.788829][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  440.788865][ T6047]  __submit_merged_bio+0x256/0x700
[  440.788894][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  440.788945][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  440.788974][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  440.789006][ T6047]  do_write_page+0x40f/0xac0
[  440.789034][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  440.789059][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  440.789096][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  440.789127][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.789158][ T6047]  ? release_pages+0x56c/0x5a0
[  440.789186][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  440.789228][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  440.789272][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  440.789300][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  440.789332][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  440.789358][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  440.789377][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.789430][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.789461][ T6047]  ? kernel_text_address+0xa5/0xe0
[  440.789508][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.789552][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  440.789592][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  440.789613][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  440.789632][ T6047]  do_writepages+0x32e/0x550
[  440.789665][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  440.789688][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  440.789719][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  440.789780][ T6047]  ? down_write+0x16d/0x200
[  440.789804][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.789839][ T6047]  f2fs_collapse_range+0x48f/0x530
[  440.789858][ T6047]  ? inode_dio_wait+0x7f/0x270
[  440.789886][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  440.789909][ T6047]  ? __pfx_down_write+0x10/0x10
[  440.789937][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  440.789960][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  440.789985][ T6047]  vfs_fallocate+0x669/0x7e0
[  440.790005][ T6047]  ? __fget_files+0x2a/0x420
[  440.790033][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  440.790051][ T6047]  ? __fget_files+0x2a/0x420
[  440.790084][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  440.790107][ T6047]  do_syscall_64+0x14d/0xf80
[  440.790134][ T6047]  ? trace_irq_disable+0x3b/0x150
[  440.790150][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.790168][ T6047]  ? clear_bhb_loop+0x40/0x90
[  440.790190][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  440.790207][ T6047] RIP: 0033:0x7f142c59c629
[  440.790225][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  440.790240][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  440.790260][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  440.790273][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  440.790284][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  440.790295][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  440.790306][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  440.790343][ T6047]  </TASK>
[  440.790351][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.018286][ T6247] bridge0: port 1(bridge_slave_0) entered blocking state
[  441.059547][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.059573][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.059585][ T6047] Call Trace:
[  441.059593][ T6047]  <TASK>
[  441.059601][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.059632][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.059674][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.059713][ T6047]  __submit_merged_bio+0x256/0x700
[  441.059744][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.059800][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.059830][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.059864][ T6047]  do_write_page+0x40f/0xac0
[  441.059894][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.059919][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.059960][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.059991][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.060024][ T6047]  ? release_pages+0x56c/0x5a0
[  441.060053][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.060097][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.060144][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.060174][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.060198][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.060225][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.060244][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.060303][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.060335][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.060388][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.060436][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.060478][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.060499][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.060518][ T6047]  do_writepages+0x32e/0x550
[  441.060552][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.060577][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.060607][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.060686][ T6047]  ? down_write+0x16d/0x200
[  441.060712][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.060749][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.060769][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.060798][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.060824][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.060852][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.060876][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.060903][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.060922][ T6047]  ? __fget_files+0x2a/0x420
[  441.060951][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.060969][ T6047]  ? __fget_files+0x2a/0x420
[  441.061003][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.061028][ T6047]  do_syscall_64+0x14d/0xf80
[  441.061050][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.061064][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.061083][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.061106][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.061124][ T6047] RIP: 0033:0x7f142c59c629
[  441.061142][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.061156][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.061175][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.061189][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.061200][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.061211][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.061223][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.061255][ T6047]  </TASK>
[  441.061263][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.069505][ T6247] bridge0: port 1(bridge_slave_0) entered disabled state
[  441.079296][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.079323][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.079334][ T6047] Call Trace:
[  441.079343][ T6047]  <TASK>
[  441.079351][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.079382][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.079415][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.079453][ T6047]  __submit_merged_bio+0x256/0x700
[  441.079484][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.079540][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.079569][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.079604][ T6047]  do_write_page+0x40f/0xac0
[  441.079633][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.079666][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.079706][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.079739][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.079771][ T6047]  ? release_pages+0x56c/0x5a0
[  441.079802][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.079846][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.079893][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.079923][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.079947][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.079975][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.079993][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.080052][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.080086][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.080138][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.080186][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.080229][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.080249][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.080269][ T6047]  do_writepages+0x32e/0x550
[  441.080313][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.080337][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.080368][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.080434][ T6047]  ? down_write+0x16d/0x200
[  441.080459][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.080496][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.080516][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.080545][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.080570][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.080599][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.080623][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.080656][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.080675][ T6047]  ? __fget_files+0x2a/0x420
[  441.080705][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.080723][ T6047]  ? __fget_files+0x2a/0x420
[  441.080757][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.080782][ T6047]  do_syscall_64+0x14d/0xf80
[  441.080804][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.080819][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.080837][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.080859][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.080877][ T6047] RIP: 0033:0x7f142c59c629
[  441.080896][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.080911][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.080930][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.080942][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.080954][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.080965][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.080976][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.081010][ T6047]  </TASK>
[  441.081017][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.100034][ T6247] bridge_slave_0: entered allmulticast mode
[  441.107630][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.107659][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.107670][ T6047] Call Trace:
[  441.107678][ T6047]  <TASK>
[  441.107686][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.107715][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.107746][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.107782][ T6047]  __submit_merged_bio+0x256/0x700
[  441.107812][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.107863][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.107892][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.107925][ T6047]  do_write_page+0x40f/0xac0
[  441.107953][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.107978][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.108016][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.108047][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.108077][ T6047]  ? release_pages+0x56c/0x5a0
[  441.108106][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.108148][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.108192][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.108221][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.108246][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.108272][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.108291][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.108345][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.108374][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.108423][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.108466][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.108507][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.108527][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.108545][ T6047]  do_writepages+0x32e/0x550
[  441.108579][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.108603][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.108638][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.108699][ T6047]  ? down_write+0x16d/0x200
[  441.108724][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.108758][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.108778][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.108806][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.108830][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.108858][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.108881][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.108907][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.108926][ T6047]  ? __fget_files+0x2a/0x420
[  441.108954][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.108972][ T6047]  ? __fget_files+0x2a/0x420
[  441.109004][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.109028][ T6047]  do_syscall_64+0x14d/0xf80
[  441.109049][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.109065][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.109083][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.109105][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.109123][ T6047] RIP: 0033:0x7f142c59c629
[  441.109140][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.109155][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.109174][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.109187][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.109198][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.109209][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.109221][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.109251][ T6047]  </TASK>
[  441.109259][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.124831][ T6247] bridge_slave_0: entered promiscuous mode
[  441.148626][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.148667][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.148678][ T6047] Call Trace:
[  441.148686][ T6047]  <TASK>
[  441.148694][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.148725][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.148758][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.148796][ T6047]  __submit_merged_bio+0x256/0x700
[  441.148828][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.148883][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.148913][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.148948][ T6047]  do_write_page+0x40f/0xac0
[  441.148976][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.149002][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.149042][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.149073][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.149106][ T6047]  ? release_pages+0x56c/0x5a0
[  441.149136][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.149179][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.149226][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.149256][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.149280][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.149308][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.149326][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.149384][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.149417][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.149469][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.149518][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.149561][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.149581][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.149601][ T6047]  do_writepages+0x32e/0x550
[  441.149641][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.149665][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.149695][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.149762][ T6047]  ? down_write+0x16d/0x200
[  441.149787][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.149824][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.149845][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.149873][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.149898][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.149927][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.149951][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.149977][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.149997][ T6047]  ? __fget_files+0x2a/0x420
[  441.150027][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.150045][ T6047]  ? __fget_files+0x2a/0x420
[  441.150078][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.150103][ T6047]  do_syscall_64+0x14d/0xf80
[  441.150121][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.150133][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.150148][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.150169][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.150186][ T6047] RIP: 0033:0x7f142c59c629
[  441.150204][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.150217][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.150235][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.150246][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.150257][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.150268][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.150280][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.150313][ T6047]  </TASK>
[  441.150321][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.164200][ T6247] bridge0: port 2(bridge_slave_1) entered blocking state
[  441.407687][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.407712][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.407723][ T6047] Call Trace:
[  441.407731][ T6047]  <TASK>
[  441.407739][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.407769][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.407802][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.407839][ T6047]  __submit_merged_bio+0x256/0x700
[  441.407871][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.407927][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.407968][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.408004][ T6047]  do_write_page+0x40f/0xac0
[  441.408033][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.408059][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.408098][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.408130][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.408164][ T6047]  ? release_pages+0x56c/0x5a0
[  441.408193][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.408237][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.408285][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.408320][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.408345][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.408373][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.408391][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.408450][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.408483][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.408535][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.408579][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.408622][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.408641][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.408660][ T6047]  do_writepages+0x32e/0x550
[  441.408695][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.408720][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.408751][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.408818][ T6047]  ? down_write+0x16d/0x200
[  441.408843][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.408880][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.408900][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.408929][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.408954][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.408983][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.409007][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.409034][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.409052][ T6047]  ? __fget_files+0x2a/0x420
[  441.409082][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.409100][ T6047]  ? __fget_files+0x2a/0x420
[  441.409135][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.409159][ T6047]  do_syscall_64+0x14d/0xf80
[  441.409181][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.409197][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.409215][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.409248][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.409272][ T6047] RIP: 0033:0x7f142c59c629
[  441.409291][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.409305][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.409329][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.409342][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.409353][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.409364][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.409375][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.409408][ T6047]  </TASK>
[  441.409416][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.435555][ T6247] bridge0: port 2(bridge_slave_1) entered disabled state
[  441.443689][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.443716][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.443728][ T6047] Call Trace:
[  441.443736][ T6047]  <TASK>
[  441.443744][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.443775][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.443808][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.443846][ T6047]  __submit_merged_bio+0x256/0x700
[  441.443877][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.443934][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.443964][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.443998][ T6047]  do_write_page+0x40f/0xac0
[  441.444028][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.444053][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.444093][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.444125][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.444158][ T6047]  ? release_pages+0x56c/0x5a0
[  441.444187][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.444232][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.444278][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.444315][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.444339][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.444366][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.444385][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.444453][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.444486][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.444539][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.444586][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.444631][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.444652][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.444671][ T6047]  do_writepages+0x32e/0x550
[  441.444706][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.444731][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.444761][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.444828][ T6047]  ? down_write+0x16d/0x200
[  441.444853][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.444889][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.444909][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.444939][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.444964][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.444992][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.445015][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.445039][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.445055][ T6047]  ? __fget_files+0x2a/0x420
[  441.445082][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.445098][ T6047]  ? __fget_files+0x2a/0x420
[  441.445129][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.445153][ T6047]  do_syscall_64+0x14d/0xf80
[  441.445175][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.445191][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.445210][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.445233][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.445250][ T6047] RIP: 0033:0x7f142c59c629
[  441.445268][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.445283][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.445303][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.445324][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.445335][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.445346][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.445357][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.445390][ T6047]  </TASK>
[  441.445399][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.478394][ T6247] bridge_slave_1: entered allmulticast mode
[  441.488501][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.488526][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.488537][ T6047] Call Trace:
[  441.488545][ T6047]  <TASK>
[  441.488552][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.488582][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.488616][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.488654][ T6047]  __submit_merged_bio+0x256/0x700
[  441.488685][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.488741][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.488771][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.488805][ T6047]  do_write_page+0x40f/0xac0
[  441.488835][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.488860][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.488901][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.488932][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.488965][ T6047]  ? release_pages+0x56c/0x5a0
[  441.488994][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.489038][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.489085][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.489115][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.489140][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.489166][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.489185][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.489244][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.489276][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.489335][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.489382][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.489426][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.489446][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.489465][ T6047]  do_writepages+0x32e/0x550
[  441.489500][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.489525][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.489554][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.489621][ T6047]  ? down_write+0x16d/0x200
[  441.489646][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.489682][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.489702][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.489731][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.489756][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.489785][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.489808][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.489836][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.489854][ T6047]  ? __fget_files+0x2a/0x420
[  441.489884][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.489902][ T6047]  ? __fget_files+0x2a/0x420
[  441.489937][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.489960][ T6047]  do_syscall_64+0x14d/0xf80
[  441.489982][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.489998][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.490017][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.490039][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.490056][ T6047] RIP: 0033:0x7f142c59c629
[  441.490075][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.490089][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.490109][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.490122][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.490133][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.490144][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.490155][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.490188][ T6047]  </TASK>
[  441.490196][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  441.496809][ T6247] bridge_slave_1: entered promiscuous mode
[  441.503490][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  441.503514][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  441.503525][ T6047] Call Trace:
[  441.503533][ T6047]  <TASK>
[  441.503541][ T6047]  dump_stack_lvl+0xe8/0x150
[  441.503570][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  441.503602][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  441.503634][ T6047]  __submit_merged_bio+0x256/0x700
[  441.503664][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  441.503715][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  441.503745][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  441.503778][ T6047]  do_write_page+0x40f/0xac0
[  441.503805][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  441.503831][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  441.503869][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  441.503899][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.503931][ T6047]  ? release_pages+0x56c/0x5a0
[  441.503959][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  441.504000][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  441.504045][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.504074][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  441.504098][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  441.504124][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  441.504142][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.504196][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.504227][ T6047]  ? kernel_text_address+0xa5/0xe0
[  441.504276][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.504325][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  441.504365][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  441.504385][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  441.504405][ T6047]  do_writepages+0x32e/0x550
[  441.504438][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  441.504462][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  441.504491][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  441.504553][ T6047]  ? down_write+0x16d/0x200
[  441.504578][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.504612][ T6047]  f2fs_collapse_range+0x48f/0x530
[  441.504632][ T6047]  ? inode_dio_wait+0x7f/0x270
[  441.504660][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  441.504684][ T6047]  ? __pfx_down_write+0x10/0x10
[  441.504712][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  441.504734][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  441.504761][ T6047]  vfs_fallocate+0x669/0x7e0
[  441.504780][ T6047]  ? __fget_files+0x2a/0x420
[  441.504808][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  441.504825][ T6047]  ? __fget_files+0x2a/0x420
[  441.504858][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  441.504881][ T6047]  do_syscall_64+0x14d/0xf80
[  441.504902][ T6047]  ? trace_irq_disable+0x3b/0x150
[  441.504917][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.504936][ T6047]  ? clear_bhb_loop+0x40/0x90
[  441.504958][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  441.504975][ T6047] RIP: 0033:0x7f142c59c629
[  441.504993][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  441.505007][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  441.505026][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  441.505039][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  441.505051][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  441.505062][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  441.505073][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  441.505104][ T6047]  </TASK>
[  441.505112][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  442.697631][ T5149] Bluetooth: hci2: command tx timeout
[  442.709203][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  442.709228][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  442.709240][ T6047] Call Trace:
[  442.709248][ T6047]  <TASK>
[  442.709256][ T6047]  dump_stack_lvl+0xe8/0x150
[  442.709286][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  442.709319][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  442.709358][ T6047]  __submit_merged_bio+0x256/0x700
[  442.709390][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  442.709445][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  442.709475][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  442.709509][ T6047]  do_write_page+0x40f/0xac0
[  442.709539][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  442.709565][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  442.709605][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  442.709637][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  442.709670][ T6047]  ? release_pages+0x56c/0x5a0
[  442.709700][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  442.709745][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  442.709793][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  442.709824][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  442.709847][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  442.709875][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  442.709894][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  442.709954][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  442.709987][ T6047]  ? kernel_text_address+0xa5/0xe0
[  442.710041][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  442.710089][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  442.710132][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  442.710167][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  442.710187][ T6047]  do_writepages+0x32e/0x550
[  442.710223][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  442.710247][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  442.710278][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  442.710346][ T6047]  ? down_write+0x16d/0x200
[  442.710372][ T6047]  ? __pfx_down_write+0x10/0x10
[  442.710409][ T6047]  f2fs_collapse_range+0x48f/0x530
[  442.710429][ T6047]  ? inode_dio_wait+0x7f/0x270
[  442.710459][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  442.710484][ T6047]  ? __pfx_down_write+0x10/0x10
[  442.710512][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  442.710531][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  442.710554][ T6047]  vfs_fallocate+0x669/0x7e0
[  442.710573][ T6047]  ? __fget_files+0x2a/0x420
[  442.710602][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  442.710620][ T6047]  ? __fget_files+0x2a/0x420
[  442.710655][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  442.710679][ T6047]  do_syscall_64+0x14d/0xf80
[  442.710700][ T6047]  ? trace_irq_disable+0x3b/0x150
[  442.710716][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  442.710735][ T6047]  ? clear_bhb_loop+0x40/0x90
[  442.710756][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  442.710774][ T6047] RIP: 0033:0x7f142c59c629
[  442.710793][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  442.710807][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  442.710826][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  442.710840][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  442.710851][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  442.710861][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  442.710872][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  442.710905][ T6047]  </TASK>
[  442.710913][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  444.777589][ T5149] Bluetooth: hci2: command tx timeout
[  444.797746][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  444.797771][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  444.797782][ T6047] Call Trace:
[  444.797790][ T6047]  <TASK>
[  444.797798][ T6047]  dump_stack_lvl+0xe8/0x150
[  444.797828][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  444.797860][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  444.797896][ T6047]  __submit_merged_bio+0x256/0x700
[  444.797926][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  444.797978][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  444.798014][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  444.798046][ T6047]  do_write_page+0x40f/0xac0
[  444.798075][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  444.798100][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  444.798138][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  444.798170][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  444.798200][ T6047]  ? release_pages+0x56c/0x5a0
[  444.798229][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  444.798270][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  444.798315][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  444.798342][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  444.798366][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  444.798393][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  444.798413][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  444.798467][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  444.798498][ T6047]  ? kernel_text_address+0xa5/0xe0
[  444.798546][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  444.798591][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  444.798630][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  444.798651][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  444.798670][ T6047]  do_writepages+0x32e/0x550
[  444.798703][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  444.798726][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  444.798755][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  444.798817][ T6047]  ? down_write+0x16d/0x200
[  444.798842][ T6047]  ? __pfx_down_write+0x10/0x10
[  444.798877][ T6047]  f2fs_collapse_range+0x48f/0x530
[  444.798897][ T6047]  ? inode_dio_wait+0x7f/0x270
[  444.798924][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  444.798948][ T6047]  ? __pfx_down_write+0x10/0x10
[  444.798976][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  444.799004][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  444.799030][ T6047]  vfs_fallocate+0x669/0x7e0
[  444.799049][ T6047]  ? __fget_files+0x2a/0x420
[  444.799078][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  444.799096][ T6047]  ? __fget_files+0x2a/0x420
[  444.799128][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  444.799152][ T6047]  do_syscall_64+0x14d/0xf80
[  444.799174][ T6047]  ? trace_irq_disable+0x3b/0x150
[  444.799190][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.799208][ T6047]  ? clear_bhb_loop+0x40/0x90
[  444.799229][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  444.799247][ T6047] RIP: 0033:0x7f142c59c629
[  444.799266][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  444.799280][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  444.799299][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  444.799312][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  444.799323][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  444.799334][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  444.799345][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  444.799376][ T6047]  </TASK>
[  444.799384][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  446.857586][ T5149] Bluetooth: hci2: command tx timeout
[  446.877696][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  446.877722][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  446.877733][ T6047] Call Trace:
[  446.877741][ T6047]  <TASK>
[  446.877748][ T6047]  dump_stack_lvl+0xe8/0x150
[  446.877786][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  446.877819][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  446.877858][ T6047]  __submit_merged_bio+0x256/0x700
[  446.877890][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  446.877945][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  446.877976][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  446.878009][ T6047]  do_write_page+0x40f/0xac0
[  446.878038][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  446.878063][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  446.878100][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  446.878130][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  446.878162][ T6047]  ? release_pages+0x56c/0x5a0
[  446.878193][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  446.878238][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  446.878283][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  446.878314][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  446.878338][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  446.878366][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  446.878385][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  446.878444][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  446.878476][ T6047]  ? kernel_text_address+0xa5/0xe0
[  446.878529][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  446.878577][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  446.878620][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  446.878641][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  446.878660][ T6047]  do_writepages+0x32e/0x550
[  446.878695][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  446.878720][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  446.878757][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  446.878824][ T6047]  ? down_write+0x16d/0x200
[  446.878850][ T6047]  ? __pfx_down_write+0x10/0x10
[  446.878886][ T6047]  f2fs_collapse_range+0x48f/0x530
[  446.878906][ T6047]  ? inode_dio_wait+0x7f/0x270
[  446.878936][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  446.878961][ T6047]  ? __pfx_down_write+0x10/0x10
[  446.878989][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  446.879011][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  446.879039][ T6047]  vfs_fallocate+0x669/0x7e0
[  446.879057][ T6047]  ? __fget_files+0x2a/0x420
[  446.879087][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  446.879105][ T6047]  ? __fget_files+0x2a/0x420
[  446.879139][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  446.879164][ T6047]  do_syscall_64+0x14d/0xf80
[  446.879185][ T6047]  ? trace_irq_disable+0x3b/0x150
[  446.879201][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  446.879219][ T6047]  ? clear_bhb_loop+0x40/0x90
[  446.879242][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  446.879259][ T6047] RIP: 0033:0x7f142c59c629
[  446.879278][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  446.879292][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  446.879312][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  446.879325][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  446.879336][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  446.879347][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  446.879359][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  446.879391][ T6047]  </TASK>
[  446.879398][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  447.383489][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  447.383512][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  447.383522][ T6047] Call Trace:
[  447.383530][ T6047]  <TASK>
[  447.383537][ T6047]  dump_stack_lvl+0xe8/0x150
[  447.383565][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  447.383593][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  447.383627][ T6047]  __submit_merged_bio+0x256/0x700
[  447.383657][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  447.383704][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  447.383732][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  447.383764][ T6047]  do_write_page+0x40f/0xac0
[  447.383790][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  447.383814][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  447.383841][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  447.383860][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.383880][ T6047]  ? release_pages+0x56c/0x5a0
[  447.383898][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  447.383931][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  447.383958][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  447.383976][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  447.383991][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  447.384008][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  447.384019][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.384051][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  447.384069][ T6047]  ? kernel_text_address+0xa5/0xe0
[  447.384098][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.384124][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.384147][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  447.384160][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  447.384171][ T6047]  do_writepages+0x32e/0x550
[  447.384191][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  447.384205][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  447.384225][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  447.384262][ T6047]  ? down_write+0x16d/0x200
[  447.384279][ T6047]  ? __pfx_down_write+0x10/0x10
[  447.384301][ T6047]  f2fs_collapse_range+0x48f/0x530
[  447.384314][ T6047]  ? inode_dio_wait+0x7f/0x270
[  447.384331][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  447.384346][ T6047]  ? __pfx_down_write+0x10/0x10
[  447.384363][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  447.384376][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  447.384392][ T6047]  vfs_fallocate+0x669/0x7e0
[  447.384403][ T6047]  ? __fget_files+0x2a/0x420
[  447.384422][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  447.384432][ T6047]  ? __fget_files+0x2a/0x420
[  447.384452][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  447.384466][ T6047]  do_syscall_64+0x14d/0xf80
[  447.384481][ T6047]  ? trace_irq_disable+0x3b/0x150
[  447.384490][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.384500][ T6047]  ? clear_bhb_loop+0x40/0x90
[  447.384514][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.384524][ T6047] RIP: 0033:0x7f142c59c629
[  447.384536][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  447.384545][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  447.384557][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  447.384565][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  447.384571][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  447.384578][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  447.384585][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  447.384602][ T6047]  </TASK>
[  447.384607][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  447.750009][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  447.750030][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  447.750037][ T6047] Call Trace:
[  447.750042][ T6047]  <TASK>
[  447.750047][ T6047]  dump_stack_lvl+0xe8/0x150
[  447.750066][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  447.750086][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  447.750107][ T6047]  __submit_merged_bio+0x256/0x700
[  447.750125][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  447.750155][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  447.750173][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  447.750195][ T6047]  do_write_page+0x40f/0xac0
[  447.750212][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  447.750226][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  447.750250][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  447.750269][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.750289][ T6047]  ? release_pages+0x56c/0x5a0
[  447.750307][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  447.750332][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  447.750359][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  447.750377][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  447.750392][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  447.750408][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  447.750419][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.750450][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  447.750468][ T6047]  ? kernel_text_address+0xa5/0xe0
[  447.750496][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.750522][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  447.750546][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  447.750558][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  447.750569][ T6047]  do_writepages+0x32e/0x550
[  447.750589][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  447.750603][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  447.750622][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  447.750658][ T6047]  ? down_write+0x16d/0x200
[  447.750674][ T6047]  ? __pfx_down_write+0x10/0x10
[  447.750695][ T6047]  f2fs_collapse_range+0x48f/0x530
[  447.750707][ T6047]  ? inode_dio_wait+0x7f/0x270
[  447.750723][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  447.750738][ T6047]  ? __pfx_down_write+0x10/0x10
[  447.750755][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  447.750769][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  447.750784][ T6047]  vfs_fallocate+0x669/0x7e0
[  447.750795][ T6047]  ? __fget_files+0x2a/0x420
[  447.750813][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  447.750824][ T6047]  ? __fget_files+0x2a/0x420
[  447.750844][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  447.750859][ T6047]  do_syscall_64+0x14d/0xf80
[  447.750872][ T6047]  ? trace_irq_disable+0x3b/0x150
[  447.750882][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.750892][ T6047]  ? clear_bhb_loop+0x40/0x90
[  447.750906][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  447.750916][ T6047] RIP: 0033:0x7f142c59c629
[  447.750927][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  447.750936][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  447.750948][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  447.750955][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  447.750962][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  447.750968][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  447.750980][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  447.750998][ T6047]  </TASK>
[  447.751002][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  448.114741][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  448.114766][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  448.114776][ T6047] Call Trace:
[  448.114783][ T6047]  <TASK>
[  448.114790][ T6047]  dump_stack_lvl+0xe8/0x150
[  448.114817][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  448.114844][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  448.114876][ T6047]  __submit_merged_bio+0x256/0x700
[  448.114903][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  448.114951][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  448.114976][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  448.115002][ T6047]  do_write_page+0x40f/0xac0
[  448.115025][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  448.115049][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  448.115084][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  448.115113][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.115144][ T6047]  ? release_pages+0x56c/0x5a0
[  448.115175][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  448.115218][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  448.115265][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.115295][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  448.115320][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.115348][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  448.115368][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.115425][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.115458][ T6047]  ? kernel_text_address+0xa5/0xe0
[  448.115509][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.115556][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.115598][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  448.115629][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.115649][ T6047]  do_writepages+0x32e/0x550
[  448.115685][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  448.115710][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  448.115741][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  448.115806][ T6047]  ? down_write+0x16d/0x200
[  448.115837][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.115874][ T6047]  f2fs_collapse_range+0x48f/0x530
[  448.115894][ T6047]  ? inode_dio_wait+0x7f/0x270
[  448.115924][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  448.115949][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.115978][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  448.116001][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  448.116029][ T6047]  vfs_fallocate+0x669/0x7e0
[  448.116049][ T6047]  ? __fget_files+0x2a/0x420
[  448.116079][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  448.116097][ T6047]  ? __fget_files+0x2a/0x420
[  448.116131][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  448.116156][ T6047]  do_syscall_64+0x14d/0xf80
[  448.116179][ T6047]  ? trace_irq_disable+0x3b/0x150
[  448.116195][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.116214][ T6047]  ? clear_bhb_loop+0x40/0x90
[  448.116237][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.116255][ T6047] RIP: 0033:0x7f142c59c629
[  448.116273][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  448.116288][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  448.116308][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  448.116321][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  448.116333][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  448.116345][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  448.116356][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  448.116389][ T6047]  </TASK>
[  448.116398][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  448.477961][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  448.477983][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  448.477991][ T6047] Call Trace:
[  448.477998][ T6047]  <TASK>
[  448.478006][ T6047]  dump_stack_lvl+0xe8/0x150
[  448.478036][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  448.478065][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  448.478102][ T6047]  __submit_merged_bio+0x256/0x700
[  448.478132][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  448.478185][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  448.478214][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  448.478239][ T6047]  do_write_page+0x40f/0xac0
[  448.478257][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  448.478272][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  448.478296][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  448.478325][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.478346][ T6047]  ? release_pages+0x56c/0x5a0
[  448.478365][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  448.478392][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  448.478420][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.478438][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  448.478454][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.478471][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  448.478482][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.478516][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.478535][ T6047]  ? kernel_text_address+0xa5/0xe0
[  448.478565][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.478601][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.478627][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  448.478640][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.478651][ T6047]  do_writepages+0x32e/0x550
[  448.478672][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  448.478687][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  448.478706][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  448.478745][ T6047]  ? down_write+0x16d/0x200
[  448.478762][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.478784][ T6047]  f2fs_collapse_range+0x48f/0x530
[  448.478797][ T6047]  ? inode_dio_wait+0x7f/0x270
[  448.478815][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  448.478830][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.478850][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  448.478864][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  448.478880][ T6047]  vfs_fallocate+0x669/0x7e0
[  448.478892][ T6047]  ? __fget_files+0x2a/0x420
[  448.478910][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  448.478921][ T6047]  ? __fget_files+0x2a/0x420
[  448.478942][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  448.478957][ T6047]  do_syscall_64+0x14d/0xf80
[  448.478971][ T6047]  ? trace_irq_disable+0x3b/0x150
[  448.478980][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.478991][ T6047]  ? clear_bhb_loop+0x40/0x90
[  448.479005][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.479015][ T6047] RIP: 0033:0x7f142c59c629
[  448.479028][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  448.479037][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  448.479049][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  448.479057][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  448.479064][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  448.479070][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  448.479077][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  448.479095][ T6047]  </TASK>
[  448.479100][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  448.843899][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  448.843922][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  448.843932][ T6047] Call Trace:
[  448.843939][ T6047]  <TASK>
[  448.843946][ T6047]  dump_stack_lvl+0xe8/0x150
[  448.843974][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  448.844003][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  448.844035][ T6047]  __submit_merged_bio+0x256/0x700
[  448.844065][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  448.844110][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  448.844139][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  448.844173][ T6047]  do_write_page+0x40f/0xac0
[  448.844200][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  448.844222][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  448.844258][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  448.844287][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.844317][ T6047]  ? release_pages+0x56c/0x5a0
[  448.844345][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  448.844387][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  448.844429][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.844458][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  448.844482][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.844509][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  448.844527][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.844580][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.844611][ T6047]  ? kernel_text_address+0xa5/0xe0
[  448.844658][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.844699][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.844736][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  448.844756][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.844774][ T6047]  do_writepages+0x32e/0x550
[  448.844813][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  448.844836][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  448.844865][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  448.844922][ T6047]  ? down_write+0x16d/0x200
[  448.844945][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.844976][ T6047]  f2fs_collapse_range+0x48f/0x530
[  448.844996][ T6047]  ? inode_dio_wait+0x7f/0x270
[  448.845023][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  448.845045][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.845070][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  448.845090][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  448.845116][ T6047]  vfs_fallocate+0x669/0x7e0
[  448.845133][ T6047]  ? __fget_files+0x2a/0x420
[  448.845161][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  448.845176][ T6047]  ? __fget_files+0x2a/0x420
[  448.845208][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  448.845233][ T6047]  do_syscall_64+0x14d/0xf80
[  448.845255][ T6047]  ? trace_irq_disable+0x3b/0x150
[  448.845269][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.845288][ T6047]  ? clear_bhb_loop+0x40/0x90
[  448.845310][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.845328][ T6047] RIP: 0033:0x7f142c59c629
[  448.845347][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  448.845362][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  448.845381][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  448.845394][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  448.845406][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  448.845418][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  448.845428][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  448.845461][ T6047]  </TASK>
[  448.845469][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  448.957569][ T5149] Bluetooth: hci2: command tx timeout
[  448.958989][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  448.959011][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  448.959022][ T6047] Call Trace:
[  448.959030][ T6047]  <TASK>
[  448.959037][ T6047]  dump_stack_lvl+0xe8/0x150
[  448.959067][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  448.959099][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  448.959137][ T6047]  __submit_merged_bio+0x256/0x700
[  448.959169][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  448.959225][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  448.959255][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  448.959289][ T6047]  do_write_page+0x40f/0xac0
[  448.959318][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  448.959343][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  448.959384][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  448.959416][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.959449][ T6047]  ? release_pages+0x56c/0x5a0
[  448.959479][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  448.959523][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  448.959569][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.959598][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  448.959622][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  448.959650][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  448.959669][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.959728][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.959761][ T6047]  ? kernel_text_address+0xa5/0xe0
[  448.959821][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.959867][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  448.959910][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  448.959931][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  448.959950][ T6047]  do_writepages+0x32e/0x550
[  448.959986][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  448.960010][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  448.960040][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  448.960108][ T6047]  ? down_write+0x16d/0x200
[  448.960133][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.960170][ T6047]  f2fs_collapse_range+0x48f/0x530
[  448.960190][ T6047]  ? inode_dio_wait+0x7f/0x270
[  448.960219][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  448.960243][ T6047]  ? __pfx_down_write+0x10/0x10
[  448.960272][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  448.960295][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  448.960323][ T6047]  vfs_fallocate+0x669/0x7e0
[  448.960342][ T6047]  ? __fget_files+0x2a/0x420
[  448.960372][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  448.960390][ T6047]  ? __fget_files+0x2a/0x420
[  448.960424][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  448.960448][ T6047]  do_syscall_64+0x14d/0xf80
[  448.960470][ T6047]  ? trace_irq_disable+0x3b/0x150
[  448.960486][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.960504][ T6047]  ? clear_bhb_loop+0x40/0x90
[  448.960526][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  448.960543][ T6047] RIP: 0033:0x7f142c59c629
[  448.960561][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  448.960576][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  448.960595][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  448.960608][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  448.960619][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  448.960630][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  448.960641][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  448.960674][ T6047]  </TASK>
[  448.960681][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  449.009048][ T6247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  449.319351][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  449.319376][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  449.319387][ T6047] Call Trace:
[  449.319395][ T6047]  <TASK>
[  449.319403][ T6047]  dump_stack_lvl+0xe8/0x150
[  449.319433][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  449.319463][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  449.319501][ T6047]  __submit_merged_bio+0x256/0x700
[  449.319534][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  449.319589][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  449.319619][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  449.319655][ T6047]  do_write_page+0x40f/0xac0
[  449.319685][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  449.319710][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  449.319751][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  449.319783][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.319823][ T6047]  ? release_pages+0x56c/0x5a0
[  449.319855][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  449.319899][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  449.319948][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  449.319978][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  449.320003][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  449.320031][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  449.320050][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.320111][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  449.320145][ T6047]  ? kernel_text_address+0xa5/0xe0
[  449.320198][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.320246][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.320290][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  449.320310][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  449.320330][ T6047]  do_writepages+0x32e/0x550
[  449.320366][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  449.320391][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  449.320420][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  449.320489][ T6047]  ? down_write+0x16d/0x200
[  449.320514][ T6047]  ? __pfx_down_write+0x10/0x10
[  449.320551][ T6047]  f2fs_collapse_range+0x48f/0x530
[  449.320571][ T6047]  ? inode_dio_wait+0x7f/0x270
[  449.320600][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  449.320626][ T6047]  ? __pfx_down_write+0x10/0x10
[  449.320654][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  449.320678][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  449.320705][ T6047]  vfs_fallocate+0x669/0x7e0
[  449.320725][ T6047]  ? __fget_files+0x2a/0x420
[  449.320755][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  449.320773][ T6047]  ? __fget_files+0x2a/0x420
[  449.320813][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  449.320838][ T6047]  do_syscall_64+0x14d/0xf80
[  449.320859][ T6047]  ? trace_irq_disable+0x3b/0x150
[  449.320875][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  449.320894][ T6047]  ? clear_bhb_loop+0x40/0x90
[  449.320916][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  449.320934][ T6047] RIP: 0033:0x7f142c59c629
[  449.320953][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  449.320968][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  449.320987][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  449.321000][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  449.321011][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  449.321023][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  449.321034][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  449.321067][ T6047]  </TASK>
[  449.321075][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  449.949403][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  449.949425][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  449.949435][ T6047] Call Trace:
[  449.949443][ T6047]  <TASK>
[  449.949450][ T6047]  dump_stack_lvl+0xe8/0x150
[  449.949510][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  449.949539][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  449.949573][ T6047]  __submit_merged_bio+0x256/0x700
[  449.949602][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  449.949636][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  449.949654][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  449.949675][ T6047]  do_write_page+0x40f/0xac0
[  449.949692][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  449.949707][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  449.949733][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  449.949753][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.949773][ T6047]  ? release_pages+0x56c/0x5a0
[  449.949791][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  449.949816][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  449.949843][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  449.949862][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  449.949877][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  449.949893][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  449.949904][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.949936][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  449.949954][ T6047]  ? kernel_text_address+0xa5/0xe0
[  449.949982][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.950008][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  449.950032][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  449.950045][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  449.950056][ T6047]  do_writepages+0x32e/0x550
[  449.950076][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  449.950090][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  449.950109][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  449.950144][ T6047]  ? down_write+0x16d/0x200
[  449.950161][ T6047]  ? __pfx_down_write+0x10/0x10
[  449.950182][ T6047]  f2fs_collapse_range+0x48f/0x530
[  449.950195][ T6047]  ? inode_dio_wait+0x7f/0x270
[  449.950212][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  449.950226][ T6047]  ? __pfx_down_write+0x10/0x10
[  449.950244][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  449.950257][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  449.950272][ T6047]  vfs_fallocate+0x669/0x7e0
[  449.950285][ T6047]  ? __fget_files+0x2a/0x420
[  449.950302][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  449.950313][ T6047]  ? __fget_files+0x2a/0x420
[  449.950333][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  449.950348][ T6047]  do_syscall_64+0x14d/0xf80
[  449.950362][ T6047]  ? trace_irq_disable+0x3b/0x150
[  449.950371][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  449.950382][ T6047]  ? clear_bhb_loop+0x40/0x90
[  449.950395][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  449.950406][ T6047] RIP: 0033:0x7f142c59c629
[  449.950417][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  449.950426][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  449.950438][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  449.950446][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  449.950452][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  449.950459][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  449.950465][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  449.950489][ T6047]  </TASK>
[  449.950494][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  450.031297][ T6247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  450.036949][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  450.036970][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  450.036981][ T6047] Call Trace:
[  450.036989][ T6047]  <TASK>
[  450.036996][ T6047]  dump_stack_lvl+0xe8/0x150
[  450.037027][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  450.037059][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  450.037099][ T6047]  __submit_merged_bio+0x256/0x700
[  450.037130][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  450.037185][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  450.037216][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  450.037250][ T6047]  do_write_page+0x40f/0xac0
[  450.037279][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  450.037305][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  450.037345][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  450.037377][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.037410][ T6047]  ? release_pages+0x56c/0x5a0
[  450.037439][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  450.037493][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  450.037540][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  450.037570][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  450.037595][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  450.037622][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  450.037641][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.037701][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  450.037733][ T6047]  ? kernel_text_address+0xa5/0xe0
[  450.037786][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.037833][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.037876][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  450.037897][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  450.037916][ T6047]  do_writepages+0x32e/0x550
[  450.037951][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  450.037976][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  450.038006][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  450.038071][ T6047]  ? down_write+0x16d/0x200
[  450.038096][ T6047]  ? __pfx_down_write+0x10/0x10
[  450.038133][ T6047]  f2fs_collapse_range+0x48f/0x530
[  450.038152][ T6047]  ? inode_dio_wait+0x7f/0x270
[  450.038181][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  450.038206][ T6047]  ? __pfx_down_write+0x10/0x10
[  450.038235][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  450.038259][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  450.038286][ T6047]  vfs_fallocate+0x669/0x7e0
[  450.038304][ T6047]  ? __fget_files+0x2a/0x420
[  450.038333][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  450.038351][ T6047]  ? __fget_files+0x2a/0x420
[  450.038385][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  450.038409][ T6047]  do_syscall_64+0x14d/0xf80
[  450.038430][ T6047]  ? trace_irq_disable+0x3b/0x150
[  450.038446][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.038470][ T6047]  ? clear_bhb_loop+0x40/0x90
[  450.038492][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.038510][ T6047] RIP: 0033:0x7f142c59c629
[  450.038528][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  450.038543][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  450.038562][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  450.038575][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  450.038586][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  450.038597][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  450.038608][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  450.038641][ T6047]  </TASK>
[  450.038909][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  450.082786][ T6247] team0: Port device team_slave_0 added
[  450.086693][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  450.086713][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  450.086724][ T6047] Call Trace:
[  450.086732][ T6047]  <TASK>
[  450.086740][ T6047]  dump_stack_lvl+0xe8/0x150
[  450.086769][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  450.086801][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  450.086839][ T6047]  __submit_merged_bio+0x256/0x700
[  450.086871][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  450.086926][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  450.086956][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  450.086990][ T6047]  do_write_page+0x40f/0xac0
[  450.087019][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  450.087045][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  450.087085][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  450.087117][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.087149][ T6047]  ? release_pages+0x56c/0x5a0
[  450.087179][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  450.087222][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  450.087269][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  450.087299][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  450.087323][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  450.087350][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  450.087370][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.087428][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  450.087473][ T6047]  ? kernel_text_address+0xa5/0xe0
[  450.087525][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.087574][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  450.087616][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  450.087637][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  450.087656][ T6047]  do_writepages+0x32e/0x550
[  450.087691][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  450.087715][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  450.087745][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  450.087812][ T6047]  ? down_write+0x16d/0x200
[  450.087837][ T6047]  ? __pfx_down_write+0x10/0x10
[  450.087874][ T6047]  f2fs_collapse_range+0x48f/0x530
[  450.087894][ T6047]  ? inode_dio_wait+0x7f/0x270
[  450.087923][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  450.087948][ T6047]  ? __pfx_down_write+0x10/0x10
[  450.087977][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  450.088000][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  450.088027][ T6047]  vfs_fallocate+0x669/0x7e0
[  450.088045][ T6047]  ? __fget_files+0x2a/0x420
[  450.088075][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  450.088092][ T6047]  ? __fget_files+0x2a/0x420
[  450.088126][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  450.088151][ T6047]  do_syscall_64+0x14d/0xf80
[  450.088173][ T6047]  ? trace_irq_disable+0x3b/0x150
[  450.088188][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.088206][ T6047]  ? clear_bhb_loop+0x40/0x90
[  450.088229][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  450.088246][ T6047] RIP: 0033:0x7f142c59c629
[  450.088264][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  450.088279][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  450.088298][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  450.088311][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  450.088322][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  450.088334][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  450.088345][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  450.088377][ T6047]  </TASK>
[  450.088490][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  450.102487][ T6247] team0: Port device team_slave_1 added
[  451.060780][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  451.060801][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  451.060813][ T6047] Call Trace:
[  451.060820][ T6047]  <TASK>
[  451.060827][ T6047]  dump_stack_lvl+0xe8/0x150
[  451.060857][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  451.060884][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  451.060918][ T6047]  __submit_merged_bio+0x256/0x700
[  451.060950][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  451.061004][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  451.061036][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  451.061071][ T6047]  do_write_page+0x40f/0xac0
[  451.061100][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  451.061126][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  451.061167][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  451.061200][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.061232][ T6047]  ? release_pages+0x56c/0x5a0
[  451.061262][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  451.061319][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  451.061366][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.061396][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  451.061421][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.061449][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  451.061469][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.061527][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.061560][ T6047]  ? kernel_text_address+0xa5/0xe0
[  451.061611][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.061664][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.061707][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  451.061728][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.061748][ T6047]  do_writepages+0x32e/0x550
[  451.061783][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  451.061808][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  451.061839][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  451.061904][ T6047]  ? down_write+0x16d/0x200
[  451.061930][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.061967][ T6047]  f2fs_collapse_range+0x48f/0x530
[  451.061987][ T6047]  ? inode_dio_wait+0x7f/0x270
[  451.062017][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  451.062042][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.062071][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  451.062095][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  451.062123][ T6047]  vfs_fallocate+0x669/0x7e0
[  451.062142][ T6047]  ? __fget_files+0x2a/0x420
[  451.062172][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  451.062191][ T6047]  ? __fget_files+0x2a/0x420
[  451.062225][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  451.062249][ T6047]  do_syscall_64+0x14d/0xf80
[  451.062272][ T6047]  ? trace_irq_disable+0x3b/0x150
[  451.062288][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.062307][ T6047]  ? clear_bhb_loop+0x40/0x90
[  451.062329][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.062348][ T6047] RIP: 0033:0x7f142c59c629
[  451.062367][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  451.062381][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  451.062401][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  451.062415][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  451.062426][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  451.062438][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  451.062450][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  451.062482][ T6047]  </TASK>
[  451.062490][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  451.424325][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  451.424346][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  451.424356][ T6047] Call Trace:
[  451.424363][ T6047]  <TASK>
[  451.424371][ T6047]  dump_stack_lvl+0xe8/0x150
[  451.424400][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  451.424428][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  451.424461][ T6047]  __submit_merged_bio+0x256/0x700
[  451.424492][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  451.424543][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  451.424572][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  451.424612][ T6047]  do_write_page+0x40f/0xac0
[  451.424642][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  451.424667][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  451.424706][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  451.424736][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.424769][ T6047]  ? release_pages+0x56c/0x5a0
[  451.424800][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  451.424841][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  451.424884][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.424915][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  451.424939][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.424964][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  451.424979][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.425014][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.425033][ T6047]  ? kernel_text_address+0xa5/0xe0
[  451.425064][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.425092][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.425117][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  451.425130][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.425141][ T6047]  do_writepages+0x32e/0x550
[  451.425163][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  451.425178][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  451.425198][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  451.425238][ T6047]  ? down_write+0x16d/0x200
[  451.425254][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.425277][ T6047]  f2fs_collapse_range+0x48f/0x530
[  451.425289][ T6047]  ? inode_dio_wait+0x7f/0x270
[  451.425307][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  451.425322][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.425340][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  451.425354][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  451.425371][ T6047]  vfs_fallocate+0x669/0x7e0
[  451.425383][ T6047]  ? __fget_files+0x2a/0x420
[  451.425401][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  451.425412][ T6047]  ? __fget_files+0x2a/0x420
[  451.425433][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  451.425448][ T6047]  do_syscall_64+0x14d/0xf80
[  451.425462][ T6047]  ? trace_irq_disable+0x3b/0x150
[  451.425471][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.425483][ T6047]  ? clear_bhb_loop+0x40/0x90
[  451.425496][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.425507][ T6047] RIP: 0033:0x7f142c59c629
[  451.425519][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  451.425528][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  451.425540][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  451.425548][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  451.425554][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  451.425561][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  451.425568][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  451.425586][ T6047]  </TASK>
[  451.425597][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  451.788612][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  451.788636][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  451.788647][ T6047] Call Trace:
[  451.788654][ T6047]  <TASK>
[  451.788662][ T6047]  dump_stack_lvl+0xe8/0x150
[  451.788693][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  451.788723][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  451.788760][ T6047]  __submit_merged_bio+0x256/0x700
[  451.788789][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  451.788835][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  451.788857][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  451.788883][ T6047]  do_write_page+0x40f/0xac0
[  451.788906][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  451.788927][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  451.788957][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  451.788982][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.789009][ T6047]  ? release_pages+0x56c/0x5a0
[  451.789032][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  451.789065][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  451.789100][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.789123][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  451.789143][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  451.789165][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  451.789180][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.789240][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.789266][ T6047]  ? kernel_text_address+0xa5/0xe0
[  451.789306][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.789343][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  451.789376][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  451.789393][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  451.789411][ T6047]  do_writepages+0x32e/0x550
[  451.789444][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  451.789467][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  451.789495][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  451.789551][ T6047]  ? down_write+0x16d/0x200
[  451.789575][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.789607][ T6047]  f2fs_collapse_range+0x48f/0x530
[  451.789626][ T6047]  ? inode_dio_wait+0x7f/0x270
[  451.789647][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  451.789666][ T6047]  ? __pfx_down_write+0x10/0x10
[  451.789693][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  451.789715][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  451.789739][ T6047]  vfs_fallocate+0x669/0x7e0
[  451.789757][ T6047]  ? __fget_files+0x2a/0x420
[  451.789784][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  451.789801][ T6047]  ? __fget_files+0x2a/0x420
[  451.789832][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  451.789854][ T6047]  do_syscall_64+0x14d/0xf80
[  451.789876][ T6047]  ? trace_irq_disable+0x3b/0x150
[  451.789891][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.789910][ T6047]  ? clear_bhb_loop+0x40/0x90
[  451.789931][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  451.789946][ T6047] RIP: 0033:0x7f142c59c629
[  451.789963][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  451.789977][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  451.789997][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  451.790011][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  451.790022][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  451.790034][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  451.790045][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  451.790074][ T6047]  </TASK>
[  451.790310][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  452.153784][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  452.153806][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  452.153815][ T6047] Call Trace:
[  452.153821][ T6047]  <TASK>
[  452.153828][ T6047]  dump_stack_lvl+0xe8/0x150
[  452.153855][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  452.153880][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  452.153910][ T6047]  __submit_merged_bio+0x256/0x700
[  452.153935][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  452.153975][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  452.153998][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  452.154025][ T6047]  do_write_page+0x40f/0xac0
[  452.154047][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  452.154068][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  452.154098][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  452.154124][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.154153][ T6047]  ? release_pages+0x56c/0x5a0
[  452.154177][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  452.154212][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  452.154249][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.154271][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  452.154292][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.154314][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  452.154332][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.154396][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.154424][ T6047]  ? kernel_text_address+0xa5/0xe0
[  452.154469][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.154514][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.154562][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  452.154583][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.154602][ T6047]  do_writepages+0x32e/0x550
[  452.154634][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  452.154656][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  452.154686][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  452.154747][ T6047]  ? down_write+0x16d/0x200
[  452.154772][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.154808][ T6047]  f2fs_collapse_range+0x48f/0x530
[  452.154828][ T6047]  ? inode_dio_wait+0x7f/0x270
[  452.154857][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  452.154881][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.154908][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  452.154931][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  452.154958][ T6047]  vfs_fallocate+0x669/0x7e0
[  452.154977][ T6047]  ? __fget_files+0x2a/0x420
[  452.155005][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  452.155023][ T6047]  ? __fget_files+0x2a/0x420
[  452.155056][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  452.155081][ T6047]  do_syscall_64+0x14d/0xf80
[  452.155101][ T6047]  ? trace_irq_disable+0x3b/0x150
[  452.155114][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.155131][ T6047]  ? clear_bhb_loop+0x40/0x90
[  452.155152][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.155168][ T6047] RIP: 0033:0x7f142c59c629
[  452.155184][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  452.155193][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  452.155206][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  452.155214][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  452.155221][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  452.155228][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  452.155234][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  452.155251][ T6047]  </TASK>
[  452.155257][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  452.520364][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  452.520388][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  452.520399][ T6047] Call Trace:
[  452.520406][ T6047]  <TASK>
[  452.520413][ T6047]  dump_stack_lvl+0xe8/0x150
[  452.520440][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  452.520467][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  452.520500][ T6047]  __submit_merged_bio+0x256/0x700
[  452.520632][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  452.520682][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  452.520709][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  452.520739][ T6047]  do_write_page+0x40f/0xac0
[  452.520764][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  452.520786][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  452.520819][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  452.520848][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.520879][ T6047]  ? release_pages+0x56c/0x5a0
[  452.520906][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  452.520947][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  452.520994][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.521024][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  452.521050][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.521072][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  452.521087][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.521162][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.521191][ T6047]  ? kernel_text_address+0xa5/0xe0
[  452.521239][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.521284][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.521327][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  452.521348][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.521369][ T6047]  do_writepages+0x32e/0x550
[  452.521414][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  452.521439][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  452.521465][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  452.521524][ T6047]  ? down_write+0x16d/0x200
[  452.521546][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.521577][ T6047]  f2fs_collapse_range+0x48f/0x530
[  452.521597][ T6047]  ? inode_dio_wait+0x7f/0x270
[  452.521624][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  452.521645][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.521668][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  452.521689][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  452.521714][ T6047]  vfs_fallocate+0x669/0x7e0
[  452.521731][ T6047]  ? __fget_files+0x2a/0x420
[  452.521760][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  452.521775][ T6047]  ? __fget_files+0x2a/0x420
[  452.521807][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  452.521827][ T6047]  do_syscall_64+0x14d/0xf80
[  452.521846][ T6047]  ? trace_irq_disable+0x3b/0x150
[  452.521860][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.521878][ T6047]  ? clear_bhb_loop+0x40/0x90
[  452.521901][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.521919][ T6047] RIP: 0033:0x7f142c59c629
[  452.521938][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  452.521953][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  452.521973][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  452.521987][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  452.521999][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  452.522011][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  452.522019][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  452.522049][ T6047]  </TASK>
[  452.522057][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  452.886181][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  452.886207][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  452.886216][ T6047] Call Trace:
[  452.886223][ T6047]  <TASK>
[  452.886230][ T6047]  dump_stack_lvl+0xe8/0x150
[  452.886258][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  452.886289][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  452.886325][ T6047]  __submit_merged_bio+0x256/0x700
[  452.886356][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  452.886410][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  452.886449][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  452.886484][ T6047]  do_write_page+0x40f/0xac0
[  452.886514][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  452.886537][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  452.886572][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  452.886602][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.886633][ T6047]  ? release_pages+0x56c/0x5a0
[  452.886657][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  452.886700][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  452.886746][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.886773][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  452.886792][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  452.886814][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  452.886829][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.886872][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.886897][ T6047]  ? kernel_text_address+0xa5/0xe0
[  452.886935][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.886970][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  452.887002][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  452.887018][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  452.887033][ T6047]  do_writepages+0x32e/0x550
[  452.887060][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  452.887078][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  452.887102][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  452.887150][ T6047]  ? down_write+0x16d/0x200
[  452.887171][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.887204][ T6047]  f2fs_collapse_range+0x48f/0x530
[  452.887220][ T6047]  ? inode_dio_wait+0x7f/0x270
[  452.887243][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  452.887262][ T6047]  ? __pfx_down_write+0x10/0x10
[  452.887284][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  452.887302][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  452.887323][ T6047]  vfs_fallocate+0x669/0x7e0
[  452.887338][ T6047]  ? __fget_files+0x2a/0x420
[  452.887361][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  452.887375][ T6047]  ? __fget_files+0x2a/0x420
[  452.887401][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  452.887425][ T6047]  do_syscall_64+0x14d/0xf80
[  452.887444][ T6047]  ? trace_irq_disable+0x3b/0x150
[  452.887456][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.887477][ T6047]  ? clear_bhb_loop+0x40/0x90
[  452.887498][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  452.887514][ T6047] RIP: 0033:0x7f142c59c629
[  452.887531][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  452.887543][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  452.887560][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  452.887570][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  452.887580][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  452.887589][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  452.887598][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  452.887622][ T6047]  </TASK>
[  453.251801][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  453.259011][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  453.259035][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  453.259045][ T6047] Call Trace:
[  453.259052][ T6047]  <TASK>
[  453.259060][ T6047]  dump_stack_lvl+0xe8/0x150
[  453.259092][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  453.259124][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  453.259161][ T6047]  __submit_merged_bio+0x256/0x700
[  453.259191][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  453.259247][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  453.259276][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  453.259306][ T6047]  do_write_page+0x40f/0xac0
[  453.259333][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  453.259354][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  453.259389][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  453.259429][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.259458][ T6047]  ? release_pages+0x56c/0x5a0
[  453.259485][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  453.259526][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  453.259568][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.259594][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  453.259615][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.259640][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  453.259657][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.259712][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.259743][ T6047]  ? kernel_text_address+0xa5/0xe0
[  453.259794][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.259839][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.259879][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  453.259897][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.259915][ T6047]  do_writepages+0x32e/0x550
[  453.259948][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  453.259970][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  453.259999][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  453.260063][ T6047]  ? down_write+0x16d/0x200
[  453.260086][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.260120][ T6047]  f2fs_collapse_range+0x48f/0x530
[  453.260138][ T6047]  ? inode_dio_wait+0x7f/0x270
[  453.260165][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  453.260189][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.260215][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  453.260236][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  453.260261][ T6047]  vfs_fallocate+0x669/0x7e0
[  453.260278][ T6047]  ? __fget_files+0x2a/0x420
[  453.260306][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  453.260322][ T6047]  ? __fget_files+0x2a/0x420
[  453.260354][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  453.260376][ T6047]  do_syscall_64+0x14d/0xf80
[  453.260396][ T6047]  ? trace_irq_disable+0x3b/0x150
[  453.260417][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.260433][ T6047]  ? clear_bhb_loop+0x40/0x90
[  453.260455][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.260472][ T6047] RIP: 0033:0x7f142c59c629
[  453.260489][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  453.260502][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  453.260520][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  453.260533][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  453.260543][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  453.260553][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  453.260563][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  453.260595][ T6047]  </TASK>
[  453.260603][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  453.625345][   T13] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  453.627732][ T6047] CPU: 1 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  453.627756][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  453.627766][ T6047] Call Trace:
[  453.627774][ T6047]  <TASK>
[  453.627782][ T6047]  dump_stack_lvl+0xe8/0x150
[  453.627813][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  453.627845][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  453.627884][ T6047]  __submit_merged_bio+0x256/0x700
[  453.627916][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  453.627971][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  453.628001][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  453.628035][ T6047]  do_write_page+0x40f/0xac0
[  453.628065][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  453.628098][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  453.628138][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  453.628169][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.628193][ T6047]  ? release_pages+0x56c/0x5a0
[  453.628220][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  453.628264][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  453.628312][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.628341][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  453.628366][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.628394][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  453.628413][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.628473][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.628506][ T6047]  ? kernel_text_address+0xa5/0xe0
[  453.628560][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.628608][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.628651][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  453.628673][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.628692][ T6047]  do_writepages+0x32e/0x550
[  453.628727][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  453.628751][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  453.628782][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  453.628849][ T6047]  ? down_write+0x16d/0x200
[  453.628875][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.628915][ T6047]  f2fs_collapse_range+0x48f/0x530
[  453.628935][ T6047]  ? inode_dio_wait+0x7f/0x270
[  453.628965][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  453.628991][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.629020][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  453.629043][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  453.629071][ T6047]  vfs_fallocate+0x669/0x7e0
[  453.629094][ T6047]  ? __fget_files+0x2a/0x420
[  453.629124][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  453.629142][ T6047]  ? __fget_files+0x2a/0x420
[  453.629176][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  453.629201][ T6047]  do_syscall_64+0x14d/0xf80
[  453.629222][ T6047]  ? trace_irq_disable+0x3b/0x150
[  453.629237][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.629256][ T6047]  ? clear_bhb_loop+0x40/0x90
[  453.629279][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.629297][ T6047] RIP: 0033:0x7f142c59c629
[  453.629315][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  453.629330][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  453.629349][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  453.629362][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  453.629374][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  453.629384][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  453.629396][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  453.629429][ T6047]  </TASK>
[  453.629437][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  453.996239][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  453.996261][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  453.996271][ T6047] Call Trace:
[  453.996278][ T6047]  <TASK>
[  453.996285][ T6047]  dump_stack_lvl+0xe8/0x150
[  453.996323][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  453.996352][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  453.996387][ T6047]  __submit_merged_bio+0x256/0x700
[  453.996417][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  453.996451][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  453.996469][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  453.996490][ T6047]  do_write_page+0x40f/0xac0
[  453.996508][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  453.996523][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  453.996546][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  453.996566][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.996585][ T6047]  ? release_pages+0x56c/0x5a0
[  453.996604][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  453.996630][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  453.996657][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.996675][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  453.996690][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  453.996707][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  453.996718][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.996750][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.996767][ T6047]  ? kernel_text_address+0xa5/0xe0
[  453.996796][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.996822][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  453.996846][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  453.996858][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  453.996869][ T6047]  do_writepages+0x32e/0x550
[  453.996889][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  453.996903][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  453.996922][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  453.996959][ T6047]  ? down_write+0x16d/0x200
[  453.996975][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.996997][ T6047]  f2fs_collapse_range+0x48f/0x530
[  453.997010][ T6047]  ? inode_dio_wait+0x7f/0x270
[  453.997026][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  453.997041][ T6047]  ? __pfx_down_write+0x10/0x10
[  453.997061][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  453.997074][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  453.997090][ T6047]  vfs_fallocate+0x669/0x7e0
[  453.997102][ T6047]  ? __fget_files+0x2a/0x420
[  453.997121][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  453.997132][ T6047]  ? __fget_files+0x2a/0x420
[  453.997151][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  453.997166][ T6047]  do_syscall_64+0x14d/0xf80
[  453.997180][ T6047]  ? trace_irq_disable+0x3b/0x150
[  453.997190][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.997201][ T6047]  ? clear_bhb_loop+0x40/0x90
[  453.997214][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  453.997225][ T6047] RIP: 0033:0x7f142c59c629
[  453.997236][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  453.997245][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  453.997257][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  453.997265][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  453.997272][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  453.997278][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  453.997284][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  453.997307][ T6047]  </TASK>
[  453.997312][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.048600][   T31] INFO: task syz.1.18:6050 blocked for more than 143 seconds.
[  454.078351][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.078375][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.078386][ T6047] Call Trace:
[  454.078393][ T6047]  <TASK>
[  454.078401][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.078432][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.078465][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.078504][ T6047]  __submit_merged_bio+0x256/0x700
[  454.078536][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.078592][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.078623][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.078657][ T6047]  do_write_page+0x40f/0xac0
[  454.078687][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.078713][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.078753][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.078785][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.078818][ T6047]  ? release_pages+0x56c/0x5a0
[  454.078848][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.078892][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.078938][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.078968][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.078993][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.079020][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.079039][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.079099][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.079131][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.079184][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.079231][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.079274][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.079301][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.079320][ T6047]  do_writepages+0x32e/0x550
[  454.079355][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.079379][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.079409][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.079476][ T6047]  ? down_write+0x16d/0x200
[  454.079502][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.079538][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.079559][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.079588][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.079613][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.079642][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.079666][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.079693][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.079712][ T6047]  ? __fget_files+0x2a/0x420
[  454.079742][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.079760][ T6047]  ? __fget_files+0x2a/0x420
[  454.079794][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.079818][ T6047]  do_syscall_64+0x14d/0xf80
[  454.079840][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.079856][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.079874][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.079897][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.079915][ T6047] RIP: 0033:0x7f142c59c629
[  454.079932][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.079946][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.079966][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.079979][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.079990][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.080001][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.080013][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.080045][ T6047]  </TASK>
[  454.080052][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.083520][   T31]       Not tainted syzkaller #0
[  454.088693][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.088713][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.088722][ T6047] Call Trace:
[  454.088730][ T6047]  <TASK>
[  454.088738][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.088766][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.088799][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.088838][ T6047]  __submit_merged_bio+0x256/0x700
[  454.088870][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.088927][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.088958][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.088993][ T6047]  do_write_page+0x40f/0xac0
[  454.089023][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.089048][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.089089][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.089121][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.089154][ T6047]  ? release_pages+0x56c/0x5a0
[  454.089184][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.089228][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.089276][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.089313][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.089337][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.089366][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.089385][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.089445][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.089478][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.089532][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.089581][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.089624][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.089645][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.089664][ T6047]  do_writepages+0x32e/0x550
[  454.089700][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.089725][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.089755][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.089824][ T6047]  ? down_write+0x16d/0x200
[  454.089849][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.089886][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.089906][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.089935][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.089960][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.089989][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.090013][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.090040][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.090059][ T6047]  ? __fget_files+0x2a/0x420
[  454.090090][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.090108][ T6047]  ? __fget_files+0x2a/0x420
[  454.090142][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.090167][ T6047]  do_syscall_64+0x14d/0xf80
[  454.090189][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.090205][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.090222][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.090245][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.090263][ T6047] RIP: 0033:0x7f142c59c629
[  454.090281][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.090303][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.090322][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.090335][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.090346][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.090357][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.090369][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.090402][ T6047]  </TASK>
[  454.090410][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.093975][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  454.099589][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.099612][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.099622][ T6047] Call Trace:
[  454.099630][ T6047]  <TASK>
[  454.099638][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.099666][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.099696][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.099732][ T6047]  __submit_merged_bio+0x256/0x700
[  454.099763][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.099814][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.099843][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.099876][ T6047]  do_write_page+0x40f/0xac0
[  454.099904][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.099928][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.099966][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.099997][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.100028][ T6047]  ? release_pages+0x56c/0x5a0
[  454.100056][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.100098][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.100142][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.100171][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.100191][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.100215][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.100233][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.100294][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.100324][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.100373][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.100417][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.100457][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.100478][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.100497][ T6047]  do_writepages+0x32e/0x550
[  454.100529][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.100553][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.100583][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.100644][ T6047]  ? down_write+0x16d/0x200
[  454.100670][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.100704][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.100723][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.100751][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.100774][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.100802][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.100825][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.100851][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.100871][ T6047]  ? __fget_files+0x2a/0x420
[  454.100900][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.100917][ T6047]  ? __fget_files+0x2a/0x420
[  454.100950][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.100974][ T6047]  do_syscall_64+0x14d/0xf80
[  454.101014][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.101029][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.101047][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.101069][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.101087][ T6047] RIP: 0033:0x7f142c59c629
[  454.101104][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.101118][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.101137][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.101150][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.101161][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.101172][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.101184][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.101213][ T6047]  </TASK>
[  454.101221][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.115757][   T31] task:syz.1.18        state:D
[  454.117984][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.118008][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.118020][ T6047] Call Trace:
[  454.118028][ T6047]  <TASK>
[  454.118035][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.118065][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.118098][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.118135][ T6047]  __submit_merged_bio+0x256/0x700
[  454.118168][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.118223][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.118254][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.118295][ T6047]  do_write_page+0x40f/0xac0
[  454.118324][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.118350][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.118390][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.118423][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.118457][ T6047]  ? release_pages+0x56c/0x5a0
[  454.118487][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.118531][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.118579][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.118609][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.118634][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.118661][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.118680][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.118740][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.118772][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.118825][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.118872][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.118917][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.118938][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.118957][ T6047]  do_writepages+0x32e/0x550
[  454.118992][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.119016][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.119046][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.119113][ T6047]  ? down_write+0x16d/0x200
[  454.119138][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.119175][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.119194][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.119224][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.119249][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.119277][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.119306][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.119333][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.119352][ T6047]  ? __fget_files+0x2a/0x420
[  454.119381][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.119399][ T6047]  ? __fget_files+0x2a/0x420
[  454.119434][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.119458][ T6047]  do_syscall_64+0x14d/0xf80
[  454.119480][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.119496][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.119515][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.119537][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.119555][ T6047] RIP: 0033:0x7f142c59c629
[  454.119573][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.119588][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.119607][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.119620][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.119632][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.119643][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.119654][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.119686][ T6047]  </TASK>
[  454.119694][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.135326][   T31]  stack:28832 pid:6050  tgid:6046  ppid:6024   task_flags:0x400040 flags:0x00080002
[  454.197693][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.197718][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.197729][ T6047] Call Trace:
[  454.197737][ T6047]  <TASK>
[  454.197745][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.197776][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.197809][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.197848][ T6047]  __submit_merged_bio+0x256/0x700
[  454.197880][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.197935][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.197966][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.198000][ T6047]  do_write_page+0x40f/0xac0
[  454.198030][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.198055][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.198095][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.198128][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.198160][ T6047]  ? release_pages+0x56c/0x5a0
[  454.198190][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.198235][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.198288][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.198318][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.198343][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.198370][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.198389][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.198449][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.198481][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.198534][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.198586][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.198629][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.198650][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.198669][ T6047]  do_writepages+0x32e/0x550
[  454.198703][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.198728][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.198758][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.198824][ T6047]  ? down_write+0x16d/0x200
[  454.198849][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.198886][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.198907][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.198936][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.198961][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.198990][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.199013][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.199040][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.199059][ T6047]  ? __fget_files+0x2a/0x420
[  454.199088][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.199106][ T6047]  ? __fget_files+0x2a/0x420
[  454.199140][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.199165][ T6047]  do_syscall_64+0x14d/0xf80
[  454.199186][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.199202][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.199221][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.199243][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.199261][ T6047] RIP: 0033:0x7f142c59c629
[  454.199287][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.199302][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.199321][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.199334][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.199346][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.199356][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.199367][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.199399][ T6047]  </TASK>
[  454.199407][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.212030][   T31] Call Trace:
[  454.222441][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.222464][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.222474][ T6047] Call Trace:
[  454.222482][ T6047]  <TASK>
[  454.222490][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.222520][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.222553][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.222591][ T6047]  __submit_merged_bio+0x256/0x700
[  454.222623][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.222679][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.222709][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.222744][ T6047]  do_write_page+0x40f/0xac0
[  454.222774][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.222799][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.222839][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.222872][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.222904][ T6047]  ? release_pages+0x56c/0x5a0
[  454.222934][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.222978][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.223025][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.223061][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.223085][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.223112][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.223132][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.223191][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.223224][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.223282][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.223330][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.223373][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.223393][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.223413][ T6047]  do_writepages+0x32e/0x550
[  454.223447][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.223472][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.223502][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.223570][ T6047]  ? down_write+0x16d/0x200
[  454.223594][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.223631][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.223651][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.223681][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.223706][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.223734][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.223758][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.223785][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.223803][ T6047]  ? __fget_files+0x2a/0x420
[  454.223833][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.223851][ T6047]  ? __fget_files+0x2a/0x420
[  454.223885][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.223909][ T6047]  do_syscall_64+0x14d/0xf80
[  454.223931][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.223947][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.223965][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.223987][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.224005][ T6047] RIP: 0033:0x7f142c59c629
[  454.224023][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.224037][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.224057][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.224070][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.224080][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.224091][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.224102][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.224135][ T6047]  </TASK>
[  454.224142][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.227825][   T31]  <TASK>
[  454.236843][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.236865][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.236876][ T6047] Call Trace:
[  454.236883][ T6047]  <TASK>
[  454.236891][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.236921][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.236953][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.236989][ T6047]  __submit_merged_bio+0x256/0x700
[  454.237020][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.237071][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.237101][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.237134][ T6047]  do_write_page+0x40f/0xac0
[  454.237163][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.237188][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.237226][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.237256][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.237295][ T6047]  ? release_pages+0x56c/0x5a0
[  454.237325][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.237367][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.237411][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.237440][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.237469][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.237495][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.237529][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.237584][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.237617][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.237665][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.237716][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.237762][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.237783][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.237802][ T6047]  do_writepages+0x32e/0x550
[  454.237836][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.237860][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.237890][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.237952][ T6047]  ? down_write+0x16d/0x200
[  454.237977][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.238012][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.238032][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.238059][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.238083][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.238111][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.238134][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.238160][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.238178][ T6047]  ? __fget_files+0x2a/0x420
[  454.238207][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.238225][ T6047]  ? __fget_files+0x2a/0x420
[  454.238257][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.238288][ T6047]  do_syscall_64+0x14d/0xf80
[  454.238309][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.238325][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.238343][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.238365][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.238383][ T6047] RIP: 0033:0x7f142c59c629
[  454.238401][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.238416][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.238435][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.238448][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.238459][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.238470][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.238481][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.238511][ T6047]  </TASK>
[  454.243257][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.246447][   T31]  __schedule+0x1585/0x5340
[  454.251404][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.251426][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.251437][ T6047] Call Trace:
[  454.251445][ T6047]  <TASK>
[  454.251453][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.251483][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.251515][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.251554][ T6047]  __submit_merged_bio+0x256/0x700
[  454.251585][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.251641][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.251671][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.251706][ T6047]  do_write_page+0x40f/0xac0
[  454.251735][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.251761][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.251801][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.251833][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.251865][ T6047]  ? release_pages+0x56c/0x5a0
[  454.251895][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.251939][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.251986][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.252016][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.252040][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.252067][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.252086][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.252146][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.252179][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.252231][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.252285][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.252328][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.252348][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.252367][ T6047]  do_writepages+0x32e/0x550
[  454.252403][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.252427][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.252457][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.252523][ T6047]  ? down_write+0x16d/0x200
[  454.252548][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.252585][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.252605][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.252634][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.252659][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.252688][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.252712][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.252738][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.252758][ T6047]  ? __fget_files+0x2a/0x420
[  454.252787][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.252805][ T6047]  ? __fget_files+0x2a/0x420
[  454.252838][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.252863][ T6047]  do_syscall_64+0x14d/0xf80
[  454.252885][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.252900][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.252919][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.252941][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.252958][ T6047] RIP: 0033:0x7f142c59c629
[  454.252976][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.252991][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.253011][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.253024][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.253039][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.253050][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.253061][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.253094][ T6047]  </TASK>
[  454.253101][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.263323][   T31]  ? __lock_acquire+0x6b5/0x2cf0
[  454.267158][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.267180][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.267191][ T6047] Call Trace:
[  454.267199][ T6047]  <TASK>
[  454.267207][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.267235][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.267266][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.267310][ T6047]  __submit_merged_bio+0x256/0x700
[  454.267341][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.267392][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.267421][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.267453][ T6047]  do_write_page+0x40f/0xac0
[  454.267487][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.267511][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.267549][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.267580][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.267611][ T6047]  ? release_pages+0x56c/0x5a0
[  454.267640][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.267682][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.267726][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.267755][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.267779][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.267806][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.267824][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.267879][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.267909][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.267957][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.268002][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.268041][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.268060][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.268079][ T6047]  do_writepages+0x32e/0x550
[  454.268112][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.268135][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.268164][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.268226][ T6047]  ? down_write+0x16d/0x200
[  454.268251][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.268291][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.268311][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.268340][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.268364][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.268392][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.268415][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.268441][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.268460][ T6047]  ? __fget_files+0x2a/0x420
[  454.268489][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.268507][ T6047]  ? __fget_files+0x2a/0x420
[  454.268538][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.268562][ T6047]  do_syscall_64+0x14d/0xf80
[  454.268584][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.268600][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.268618][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.268639][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.268657][ T6047] RIP: 0033:0x7f142c59c629
[  454.268675][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.268690][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.268710][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.268723][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.268734][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.268745][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.268756][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.268786][ T6047]  </TASK>
[  454.268841][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.276686][   T31]  ? lruvec_stat_mod_folio+0x70/0x4b0
[  454.277865][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.277888][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.277899][ T6047] Call Trace:
[  454.277907][ T6047]  <TASK>
[  454.277916][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.277945][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.277979][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.278019][ T6047]  __submit_merged_bio+0x256/0x700
[  454.278050][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.278107][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.278139][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.278174][ T6047]  do_write_page+0x40f/0xac0
[  454.278203][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.278230][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.278277][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.278310][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.278344][ T6047]  ? release_pages+0x56c/0x5a0
[  454.278375][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.278420][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.278469][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.278499][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.278524][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.278551][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.278570][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.278629][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.278663][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.278715][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.278767][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.278810][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.278831][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.278851][ T6047]  do_writepages+0x32e/0x550
[  454.278885][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.278910][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.278940][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.279007][ T6047]  ? down_write+0x16d/0x200
[  454.279032][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.279068][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.279088][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.279118][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.279143][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.279171][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.279195][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.279222][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.279242][ T6047]  ? __fget_files+0x2a/0x420
[  454.279278][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.279295][ T6047]  ? __fget_files+0x2a/0x420
[  454.279330][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.279355][ T6047]  do_syscall_64+0x14d/0xf80
[  454.279376][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.279391][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.279410][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.279432][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.279450][ T6047] RIP: 0033:0x7f142c59c629
[  454.279468][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.279483][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.279502][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.279515][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.279526][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.279538][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.279548][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.279581][ T6047]  </TASK>
[  454.279588][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.287112][   T31]  ? __pfx___schedule+0x10/0x10
[  454.397656][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.397681][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.397691][ T6047] Call Trace:
[  454.397699][ T6047]  <TASK>
[  454.397707][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.397738][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.397769][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.397805][ T6047]  __submit_merged_bio+0x256/0x700
[  454.397836][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.397887][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.397916][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.397949][ T6047]  do_write_page+0x40f/0xac0
[  454.397977][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.398001][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.398039][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.398070][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.398100][ T6047]  ? release_pages+0x56c/0x5a0
[  454.398130][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.398170][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.398215][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.398243][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.398277][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.398304][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.398323][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.398377][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.398407][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.398456][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.398500][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.398541][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.398561][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.398579][ T6047]  do_writepages+0x32e/0x550
[  454.398614][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.398638][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.398667][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.398729][ T6047]  ? down_write+0x16d/0x200
[  454.398755][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.398789][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.398810][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.398837][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.398862][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.398889][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.398912][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.398938][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.398957][ T6047]  ? __fget_files+0x2a/0x420
[  454.398985][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.399002][ T6047]  ? __fget_files+0x2a/0x420
[  454.399035][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.399059][ T6047]  do_syscall_64+0x14d/0xf80
[  454.399081][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.399096][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.399114][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.399136][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.399153][ T6047] RIP: 0033:0x7f142c59c629
[  454.399172][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.399186][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.399205][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.399218][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.399229][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.399240][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.399251][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.399285][ T6047]  </TASK>
[  454.399294][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.403426][   T31]  ? schedule+0x90/0x360
[  454.410707][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.410733][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.410744][ T6047] Call Trace:
[  454.410753][ T6047]  <TASK>
[  454.410760][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.410790][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.410822][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.410862][ T6047]  __submit_merged_bio+0x256/0x700
[  454.410893][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.410949][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.410979][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.411012][ T6047]  do_write_page+0x40f/0xac0
[  454.411042][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.411067][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.411107][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.411139][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.411172][ T6047]  ? release_pages+0x56c/0x5a0
[  454.411201][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.411245][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.411298][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.411328][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.411352][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.411380][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.411399][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.411458][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.411491][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.411543][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.411591][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.411634][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.411655][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.411674][ T6047]  do_writepages+0x32e/0x550
[  454.411709][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.411734][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.411764][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.411831][ T6047]  ? down_write+0x16d/0x200
[  454.411856][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.411891][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.411910][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.411940][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.411965][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.411993][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.412016][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.412043][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.412062][ T6047]  ? __fget_files+0x2a/0x420
[  454.412091][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.412109][ T6047]  ? __fget_files+0x2a/0x420
[  454.412143][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.412168][ T6047]  do_syscall_64+0x14d/0xf80
[  454.412190][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.412205][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.412223][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.412246][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.412269][ T6047] RIP: 0033:0x7f142c59c629
[  454.412287][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.412302][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.412320][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.412333][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.412345][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.412355][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.412366][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.412398][ T6047]  </TASK>
[  454.412406][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.423917][   T31]  schedule+0x164/0x360
[  454.426452][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.426475][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.426486][ T6047] Call Trace:
[  454.426494][ T6047]  <TASK>
[  454.426502][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.426530][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.426562][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.426602][ T6047]  __submit_merged_bio+0x256/0x700
[  454.426634][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.426690][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.426721][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.426755][ T6047]  do_write_page+0x40f/0xac0
[  454.426785][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.426811][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.426851][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.426884][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.426917][ T6047]  ? release_pages+0x56c/0x5a0
[  454.426946][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.426990][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.427039][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.427069][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.427093][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.427121][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.427140][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.427199][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.427233][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.427292][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.427340][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.427383][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.427404][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.427424][ T6047]  do_writepages+0x32e/0x550
[  454.427459][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.427488][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.427519][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.427585][ T6047]  ? down_write+0x16d/0x200
[  454.427610][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.427647][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.427668][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.427698][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.427723][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.427751][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.427775][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.427802][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.427821][ T6047]  ? __fget_files+0x2a/0x420
[  454.427850][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.427868][ T6047]  ? __fget_files+0x2a/0x420
[  454.427903][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.427928][ T6047]  do_syscall_64+0x14d/0xf80
[  454.427949][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.427965][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.427984][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.428006][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.428024][ T6047] RIP: 0033:0x7f142c59c629
[  454.428042][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.428057][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.428076][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.428089][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.428100][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.428111][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.428121][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.428153][ T6047]  </TASK>
[  454.428924][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.436237][   T31]  schedule_preempt_disabled+0x13/0x30
[  454.441643][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.441665][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.441676][ T6047] Call Trace:
[  454.441684][ T6047]  <TASK>
[  454.441692][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.441721][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.441753][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.441793][ T6047]  __submit_merged_bio+0x256/0x700
[  454.441824][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.441880][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.441910][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.441945][ T6047]  do_write_page+0x40f/0xac0
[  454.441975][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.442001][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.442041][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.442074][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.442107][ T6047]  ? release_pages+0x56c/0x5a0
[  454.442137][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.442181][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.442229][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.442264][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.442289][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.442316][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.442336][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.442395][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.442427][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.442479][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.442527][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.442569][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.442590][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.442609][ T6047]  do_writepages+0x32e/0x550
[  454.442644][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.442669][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.442701][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.442767][ T6047]  ? down_write+0x16d/0x200
[  454.442792][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.442829][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.442849][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.442879][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.442904][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.442932][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.442956][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.442983][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.443003][ T6047]  ? __fget_files+0x2a/0x420
[  454.443037][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.443054][ T6047]  ? __fget_files+0x2a/0x420
[  454.443089][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.443113][ T6047]  do_syscall_64+0x14d/0xf80
[  454.443135][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.443150][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.443168][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.443191][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.443209][ T6047] RIP: 0033:0x7f142c59c629
[  454.443228][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.443243][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.443267][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.443280][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.443291][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.443302][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.443313][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.443346][ T6047]  </TASK>
[  454.443353][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.446485][   T31]  rwsem_down_write_slowpath+0x899/0x1040
[  454.457631][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.457655][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.457666][ T6047] Call Trace:
[  454.457673][ T6047]  <TASK>
[  454.457681][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.457711][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.457743][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.457779][ T6047]  __submit_merged_bio+0x256/0x700
[  454.457809][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.457860][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.457890][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.457923][ T6047]  do_write_page+0x40f/0xac0
[  454.457951][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.457976][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.458013][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.458044][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.458076][ T6047]  ? release_pages+0x56c/0x5a0
[  454.458104][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.458146][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.458190][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.458219][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.458243][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.458276][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.458294][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.458349][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.458380][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.458427][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.458471][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.458512][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.458532][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.458551][ T6047]  do_writepages+0x32e/0x550
[  454.458584][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.458608][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.458638][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.458714][ T6047]  ? down_write+0x16d/0x200
[  454.458740][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.458775][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.458796][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.458824][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.458848][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.458876][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.458899][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.458925][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.458944][ T6047]  ? __fget_files+0x2a/0x420
[  454.458973][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.458990][ T6047]  ? __fget_files+0x2a/0x420
[  454.459023][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.459047][ T6047]  do_syscall_64+0x14d/0xf80
[  454.459070][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.459093][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.459112][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.459134][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.459152][ T6047] RIP: 0033:0x7f142c59c629
[  454.459170][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.459184][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.459203][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.459216][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.459226][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.459238][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.459249][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.459284][ T6047]  </TASK>
[  454.459292][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.462107][   T31]  ? __lock_acquire+0x6b5/0x2cf0
[  454.502062][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.502087][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.502098][ T6047] Call Trace:
[  454.502107][ T6047]  <TASK>
[  454.502115][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.502146][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.502179][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.502218][ T6047]  __submit_merged_bio+0x256/0x700
[  454.502256][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.502312][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.502343][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.502379][ T6047]  do_write_page+0x40f/0xac0
[  454.502408][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.502434][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.502479][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.502511][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.502545][ T6047]  ? release_pages+0x56c/0x5a0
[  454.502576][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.502620][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.502668][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.502698][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.502723][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.502751][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.502770][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.502830][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.502863][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.502915][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.502964][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.503006][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.503034][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.503054][ T6047]  do_writepages+0x32e/0x550
[  454.503090][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.503114][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.503148][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.503242][ T6047]  ? down_write+0x16d/0x200
[  454.503273][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.503310][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.503330][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.503359][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.503385][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.503414][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.503437][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.503466][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.503484][ T6047]  ? __fget_files+0x2a/0x420
[  454.503514][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.503532][ T6047]  ? __fget_files+0x2a/0x420
[  454.503566][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.503591][ T6047]  do_syscall_64+0x14d/0xf80
[  454.503612][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.503628][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.503646][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.503669][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.503687][ T6047] RIP: 0033:0x7f142c59c629
[  454.503704][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.503719][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.503739][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.503751][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.503762][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.503773][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.503784][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.503817][ T6047]  </TASK>
[  454.503825][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.522198][   T31]  ? rwsem_down_write_slowpath+0x471/0x1040
[  454.523097][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.523119][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.523129][ T6047] Call Trace:
[  454.523137][ T6047]  <TASK>
[  454.523145][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.523175][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.523206][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.523250][ T6047]  __submit_merged_bio+0x256/0x700
[  454.523282][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.523337][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.523368][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.523401][ T6047]  do_write_page+0x40f/0xac0
[  454.523431][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.523457][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.523497][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.523552][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.523586][ T6047]  ? release_pages+0x56c/0x5a0
[  454.523616][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.523661][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.523715][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.523746][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.523771][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.523798][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.523817][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.523878][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.523911][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.523966][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.524014][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.524058][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.524079][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.524098][ T6047]  do_writepages+0x32e/0x550
[  454.524133][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.524158][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.524188][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.524262][ T6047]  ? down_write+0x16d/0x200
[  454.524287][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.524324][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.524344][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.524377][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.524402][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.524432][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.524457][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.524485][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.524505][ T6047]  ? __fget_files+0x2a/0x420
[  454.524536][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.524555][ T6047]  ? __fget_files+0x2a/0x420
[  454.524590][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.524619][ T6047]  do_syscall_64+0x14d/0xf80
[  454.524641][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.524657][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.524675][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.524697][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.524715][ T6047] RIP: 0033:0x7f142c59c629
[  454.524734][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.524748][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.524768][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.524780][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.524790][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.524801][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.524812][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.524846][ T6047]  </TASK>
[  454.525460][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.533507][   T31]  ? __pfx_rwsem_down_write_slowpath+0x10/0x10
[  454.534140][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.534162][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.534173][ T6047] Call Trace:
[  454.534180][ T6047]  <TASK>
[  454.534188][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.534216][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.534254][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.534291][ T6047]  __submit_merged_bio+0x256/0x700
[  454.534321][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.534374][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.534403][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.534436][ T6047]  do_write_page+0x40f/0xac0
[  454.534465][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.534489][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.534527][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.534559][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.534590][ T6047]  ? release_pages+0x56c/0x5a0
[  454.534619][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.534661][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.534705][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.534735][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.534759][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.534786][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.534804][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.534859][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.534889][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.534938][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.534982][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.535021][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.535042][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.535060][ T6047]  do_writepages+0x32e/0x550
[  454.535094][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.535117][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.535147][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.535208][ T6047]  ? down_write+0x16d/0x200
[  454.535233][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.535273][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.535293][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.535321][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.535344][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.535373][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.535395][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.535422][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.535441][ T6047]  ? __fget_files+0x2a/0x420
[  454.535471][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.535488][ T6047]  ? __fget_files+0x2a/0x420
[  454.535520][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.535545][ T6047]  do_syscall_64+0x14d/0xf80
[  454.535566][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.535581][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.535599][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.535621][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.535639][ T6047] RIP: 0033:0x7f142c59c629
[  454.535657][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.535671][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.535690][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.535702][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.535713][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.535724][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.535735][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.535765][ T6047]  </TASK>
[  454.535772][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.544845][   T31]  ? aa_file_perm+0x50e/0x15e0
[  454.549880][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.549902][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.549914][ T6047] Call Trace:
[  454.549921][ T6047]  <TASK>
[  454.549929][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.549957][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.549990][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.550028][ T6047]  __submit_merged_bio+0x256/0x700
[  454.550060][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.550118][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.550148][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.550183][ T6047]  do_write_page+0x40f/0xac0
[  454.550213][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.550238][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.550287][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.550319][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.550353][ T6047]  ? release_pages+0x56c/0x5a0
[  454.550384][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.550428][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.550476][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.550506][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.550531][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.550559][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.550578][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.550639][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.550672][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.550725][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.550774][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.550818][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.550838][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.550858][ T6047]  do_writepages+0x32e/0x550
[  454.550894][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.550919][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.550948][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.551015][ T6047]  ? down_write+0x16d/0x200
[  454.551040][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.551077][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.551097][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.551126][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.551151][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.551180][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.551204][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.551231][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.551353][ T6047]  ? __fget_files+0x2a/0x420
[  454.551388][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.551407][ T6047]  ? __fget_files+0x2a/0x420
[  454.551441][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.551467][ T6047]  do_syscall_64+0x14d/0xf80
[  454.551491][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.551507][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.551525][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.551548][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.551566][ T6047] RIP: 0033:0x7f142c59c629
[  454.551586][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.551602][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.551621][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.551634][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.551644][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.551656][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.551667][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.551699][ T6047]  </TASK>
[  454.551709][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.563263][   T31]  ? aa_file_perm+0x192/0x15e0
[  454.565660][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.565682][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.565692][ T6047] Call Trace:
[  454.565700][ T6047]  <TASK>
[  454.565708][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.565735][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.565765][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.565801][ T6047]  __submit_merged_bio+0x256/0x700
[  454.565832][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.565884][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.565913][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.565946][ T6047]  do_write_page+0x40f/0xac0
[  454.565981][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.566006][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.566044][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.566074][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.566106][ T6047]  ? release_pages+0x56c/0x5a0
[  454.566133][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.566174][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.566218][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.566247][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.566271][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.566298][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.566317][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.566371][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.566401][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.566450][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.566494][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.566534][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.566554][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.566573][ T6047]  do_writepages+0x32e/0x550
[  454.566606][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.566630][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.566660][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.566721][ T6047]  ? down_write+0x16d/0x200
[  454.566746][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.566780][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.566801][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.566828][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.566852][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.566880][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.566903][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.566929][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.566947][ T6047]  ? __fget_files+0x2a/0x420
[  454.566980][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.566999][ T6047]  ? __fget_files+0x2a/0x420
[  454.567031][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.567055][ T6047]  do_syscall_64+0x14d/0xf80
[  454.567077][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.567092][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.567110][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.567132][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.567149][ T6047] RIP: 0033:0x7f142c59c629
[  454.567167][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.567181][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.567200][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.567212][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.567223][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.567234][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.567245][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.567276][ T6047]  </TASK>
[  454.567283][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.575921][   T31]  ? __lock_acquire+0x6b5/0x2cf0
[  454.581247][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.581271][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.581282][ T6047] Call Trace:
[  454.581290][ T6047]  <TASK>
[  454.581297][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.581326][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.581359][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.581398][ T6047]  __submit_merged_bio+0x256/0x700
[  454.581430][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.581486][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.581517][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.581551][ T6047]  do_write_page+0x40f/0xac0
[  454.581581][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.581607][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.581647][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.581679][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.581711][ T6047]  ? release_pages+0x56c/0x5a0
[  454.581742][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.581786][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.581834][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.581863][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.581888][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.581915][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.581934][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.582000][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.582033][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.582085][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.582132][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.582175][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.582196][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.582215][ T6047]  do_writepages+0x32e/0x550
[  454.582250][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.582274][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.582305][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.582371][ T6047]  ? down_write+0x16d/0x200
[  454.582397][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.582434][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.582453][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.582482][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.582507][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.582535][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.582559][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.582587][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.582605][ T6047]  ? __fget_files+0x2a/0x420
[  454.582635][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.582654][ T6047]  ? __fget_files+0x2a/0x420
[  454.582687][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.582712][ T6047]  do_syscall_64+0x14d/0xf80
[  454.582734][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.582749][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.582768][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.582790][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.582808][ T6047] RIP: 0033:0x7f142c59c629
[  454.582825][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.582840][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.582859][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.582871][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.582882][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.582893][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.582904][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.582937][ T6047]  </TASK>
[  454.582944][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.592628][   T31]  down_write+0x1bc/0x200
[  454.596448][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.596470][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.596482][ T6047] Call Trace:
[  454.596489][ T6047]  <TASK>
[  454.596497][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.596526][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.596557][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.596593][ T6047]  __submit_merged_bio+0x256/0x700
[  454.596622][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.596674][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.596704][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.596736][ T6047]  do_write_page+0x40f/0xac0
[  454.596764][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.596789][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.596827][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.596858][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.596889][ T6047]  ? release_pages+0x56c/0x5a0
[  454.596917][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.596966][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.597010][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.597039][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.597063][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.597090][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.597108][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.597161][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.597192][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.597238][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.597283][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.597322][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.597342][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.597361][ T6047]  do_writepages+0x32e/0x550
[  454.597394][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.597418][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.597448][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.597515][ T6047]  ? down_write+0x16d/0x200
[  454.597538][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.597573][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.597592][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.597620][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.597645][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.597672][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.597695][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.597721][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.597740][ T6047]  ? __fget_files+0x2a/0x420
[  454.597769][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.597786][ T6047]  ? __fget_files+0x2a/0x420
[  454.597818][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.597842][ T6047]  do_syscall_64+0x14d/0xf80
[  454.597864][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.597879][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.597897][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.597918][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.597936][ T6047] RIP: 0033:0x7f142c59c629
[  454.597953][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.597974][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.597992][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.598004][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.598015][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.598026][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.598036][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.598067][ T6047]  </TASK>
[  454.598111][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.606190][   T31]  ? __pfx_down_write+0x10/0x10
[  454.610846][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.610868][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.610880][ T6047] Call Trace:
[  454.610888][ T6047]  <TASK>
[  454.610896][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.610924][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.610963][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.611002][ T6047]  __submit_merged_bio+0x256/0x700
[  454.611034][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.611089][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.611120][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.611155][ T6047]  do_write_page+0x40f/0xac0
[  454.611184][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.611209][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.611249][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.611281][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.611314][ T6047]  ? release_pages+0x56c/0x5a0
[  454.611343][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.611388][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.611435][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.611465][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.611489][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.611516][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.611535][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.611596][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.611629][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.611682][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.611729][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.611772][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.611793][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.611812][ T6047]  do_writepages+0x32e/0x550
[  454.611847][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.611872][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.611901][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.611974][ T6047]  ? down_write+0x16d/0x200
[  454.611999][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.612036][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.612055][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.612084][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.612109][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.612138][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.612161][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.612188][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.612208][ T6047]  ? __fget_files+0x2a/0x420
[  454.612238][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.612256][ T6047]  ? __fget_files+0x2a/0x420
[  454.612289][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.612314][ T6047]  do_syscall_64+0x14d/0xf80
[  454.612336][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.612351][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.612370][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.612392][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.612409][ T6047] RIP: 0033:0x7f142c59c629
[  454.612427][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.612441][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.612461][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.612473][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.612483][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.612494][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.612505][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.612538][ T6047]  </TASK>
[  454.612545][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.635988][   T31]  f2fs_fallocate+0x24e/0x9b0
[  454.636643][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.636666][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.636677][ T6047] Call Trace:
[  454.636684][ T6047]  <TASK>
[  454.636693][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.636721][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.636751][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.636788][ T6047]  __submit_merged_bio+0x256/0x700
[  454.636818][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.636870][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.636899][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.636933][ T6047]  do_write_page+0x40f/0xac0
[  454.636960][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.636985][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.637023][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.637054][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.637086][ T6047]  ? release_pages+0x56c/0x5a0
[  454.637115][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.637157][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.637201][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.637238][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.637262][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.637290][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.637309][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.637363][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.637394][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.637442][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.637491][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.637531][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.637552][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.637571][ T6047]  do_writepages+0x32e/0x550
[  454.637604][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.637628][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.637659][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.637721][ T6047]  ? down_write+0x16d/0x200
[  454.637746][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.637781][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.637802][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.637829][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.637853][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.637880][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.637903][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.637928][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.637947][ T6047]  ? __fget_files+0x2a/0x420
[  454.637975][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.637993][ T6047]  ? __fget_files+0x2a/0x420
[  454.638025][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.638048][ T6047]  do_syscall_64+0x14d/0xf80
[  454.638070][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.638085][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.638104][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.638125][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.638142][ T6047] RIP: 0033:0x7f142c59c629
[  454.638160][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.638175][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.638194][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.638213][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.638224][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.638234][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.638245][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.638275][ T6047]  </TASK>
[  454.638340][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.651231][   T31]  vfs_fallocate+0x669/0x7e0
[  454.671155][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.671186][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.671198][ T6047] Call Trace:
[  454.671206][ T6047]  <TASK>
[  454.671213][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.671242][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.671274][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.671314][ T6047]  __submit_merged_bio+0x256/0x700
[  454.671345][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.671401][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.671430][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.671465][ T6047]  do_write_page+0x40f/0xac0
[  454.671495][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.671520][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.671560][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.671592][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.671624][ T6047]  ? release_pages+0x56c/0x5a0
[  454.671654][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.671698][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.671745][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.671775][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.671799][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.671826][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.671845][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.671905][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.671936][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.671988][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.672035][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.672078][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.672099][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.672118][ T6047]  do_writepages+0x32e/0x550
[  454.672153][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.672183][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.672213][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.672280][ T6047]  ? down_write+0x16d/0x200
[  454.672310][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.672346][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.672366][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.672395][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.672420][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.672449][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.672473][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.672500][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.672519][ T6047]  ? __fget_files+0x2a/0x420
[  454.672549][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.672567][ T6047]  ? __fget_files+0x2a/0x420
[  454.672602][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.672626][ T6047]  do_syscall_64+0x14d/0xf80
[  454.672648][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.672663][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.672682][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.672704][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.672721][ T6047] RIP: 0033:0x7f142c59c629
[  454.672740][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.672755][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.672774][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.672787][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.672798][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.672809][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.672820][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.672853][ T6047]  </TASK>
[  454.672861][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.685527][   T31]  ? __fget_files+0x2a/0x420
[  454.688648][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.688671][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.688682][ T6047] Call Trace:
[  454.688689][ T6047]  <TASK>
[  454.688698][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.688727][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.688759][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.688798][ T6047]  __submit_merged_bio+0x256/0x700
[  454.688829][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.688886][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.688915][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.688949][ T6047]  do_write_page+0x40f/0xac0
[  454.688979][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.689004][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.689045][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.689077][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.689109][ T6047]  ? release_pages+0x56c/0x5a0
[  454.689139][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.689188][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.689236][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.689265][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.689290][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.689317][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.689337][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.689396][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.689429][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.689481][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.689529][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.689572][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.689593][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.689612][ T6047]  do_writepages+0x32e/0x550
[  454.689647][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.689672][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.689701][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.689767][ T6047]  ? down_write+0x16d/0x200
[  454.689792][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.689829][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.689848][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.689878][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.689903][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.689931][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.689954][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.689981][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.690000][ T6047]  ? __fget_files+0x2a/0x420
[  454.690030][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.690048][ T6047]  ? __fget_files+0x2a/0x420
[  454.690082][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.690106][ T6047]  do_syscall_64+0x14d/0xf80
[  454.690128][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.690143][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.690161][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.690189][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.690206][ T6047] RIP: 0033:0x7f142c59c629
[  454.690224][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.690239][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.690259][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.690272][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.690282][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.690293][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.690304][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.690338][ T6047]  </TASK>
[  454.690345][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.700757][   T31]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.704380][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.704402][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.704413][ T6047] Call Trace:
[  454.704421][ T6047]  <TASK>
[  454.704429][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.704459][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.704491][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.704534][ T6047]  __submit_merged_bio+0x256/0x700
[  454.704565][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.704620][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.704649][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.704685][ T6047]  do_write_page+0x40f/0xac0
[  454.704715][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.704741][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.704781][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.704814][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.704846][ T6047]  ? release_pages+0x56c/0x5a0
[  454.704876][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.704920][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.704966][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.704997][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.705021][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.705048][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.705068][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.705127][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.705160][ T6047]  ? kernel_text_address+0xa5/0xe0
[  454.705219][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.705267][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.705310][ T6047]  ? __free_frozen_pages+0x706/0xdb0
[  454.705330][ T6047]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  454.705349][ T6047]  do_writepages+0x32e/0x550
[  454.705385][ T6047]  ? do_raw_spin_unlock+0xf5/0x210
[  454.705410][ T6047]  filemap_write_and_wait_range+0x335/0x3f0
[  454.705440][ T6047]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  454.705507][ T6047]  ? down_write+0x16d/0x200
[  454.705532][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.705569][ T6047]  f2fs_collapse_range+0x48f/0x530
[  454.705588][ T6047]  ? inode_dio_wait+0x7f/0x270
[  454.705617][ T6047]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  454.705642][ T6047]  ? __pfx_down_write+0x10/0x10
[  454.705670][ T6047]  ? file_update_time_flags+0x219/0x4a0
[  454.705694][ T6047]  f2fs_fallocate+0x54d/0x9b0
[  454.705721][ T6047]  vfs_fallocate+0x669/0x7e0
[  454.705740][ T6047]  ? __fget_files+0x2a/0x420
[  454.705770][ T6047]  ? __pfx_vfs_fallocate+0x10/0x10
[  454.705787][ T6047]  ? __fget_files+0x2a/0x420
[  454.705821][ T6047]  __x64_sys_fallocate+0xc0/0x110
[  454.705846][ T6047]  do_syscall_64+0x14d/0xf80
[  454.705867][ T6047]  ? trace_irq_disable+0x3b/0x150
[  454.705883][ T6047]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.705902][ T6047]  ? clear_bhb_loop+0x40/0x90
[  454.705924][ T6047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  454.705941][ T6047] RIP: 0033:0x7f142c59c629
[  454.705960][ T6047] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[  454.705975][ T6047] RSP: 002b:00007f142d535028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  454.705995][ T6047] RAX: ffffffffffffffda RBX: 00007f142c815fa0 RCX: 00007f142c59c629
[  454.706008][ T6047] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  454.706018][ T6047] RBP: 00007f142c632b39 R08: 0000000000000000 R09: 0000000000000000
[  454.706029][ T6047] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  454.706041][ T6047] R13: 00007f142c816038 R14: 00007f142c815fa0 R15: 00007ffe52d303f8
[  454.706073][ T6047]  </TASK>
[  454.706081][ T6047] F2FS-fs (loop1): Stopped filesystem due to reason: 3
[  454.716283][   T31]  ? __fget_files+0x2a/0x420
[  454.719720][ T6047] CPU: 0 UID: 0 PID: 6047 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
[  454.719744][ T6047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  454.719755][ T6047] Call Trace:
[  454.719762][ T6047]  <TASK>
[  454.719770][ T6047]  dump_stack_lvl+0xe8/0x150
[  454.719799][ T6047]  f2fs_handle_critical_error+0x37c/0x540
[  454.719831][ T6047]  f2fs_write_end_io+0xcdb/0xff0
[  454.719870][ T6047]  __submit_merged_bio+0x256/0x700
[  454.719901][ T6047]  f2fs_submit_page_write+0xec4/0x23e0
[  454.719956][ T6047]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  454.719987][ T6047]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  454.720021][ T6047]  do_write_page+0x40f/0xac0
[  454.720051][ T6047]  f2fs_outplace_write_data+0x11a/0x220
[  454.720076][ T6047]  f2fs_do_write_data_page+0x123b/0x16f0
[  454.720116][ T6047]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  454.720149][ T6047]  ? __lock_acquire+0x6b5/0x2cf0
[  454.720189][ T6047]  ? release_pages+0x56c/0x5a0
[  454.720220][ T6047]  f2fs_write_single_data_page+0x906/0x18b0
[  454.720264][ T6047]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  454.720311][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.720341][ T6047]  ? folio_clear_dirty_for_io+0x573/0x710
[  454.720366][ T6047]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  454.720393][ T6047]  f2fs_write_data_pages+0x1a5b/0x35e0
[  454.720413][ T6047]  ? __lock_acquire+0x6b5/0x2cf0