ware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  310.932551][ T6865] Call Trace:
[  310.932559][ T6865]  <TASK>
[  310.932569][ T6865]  dump_stack_lvl+0xe8/0x150
[  310.932604][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  310.932640][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  310.932680][ T6865]  __submit_merged_bio+0x256/0x6a0
[  310.932713][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  310.932767][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  310.932798][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  310.932834][ T6865]  do_write_page+0x40f/0xab0
[  310.932864][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  310.932890][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  310.932932][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  310.932974][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.933010][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  310.933056][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  310.933103][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  310.933132][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  310.933156][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  310.933183][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  310.933211][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.933282][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  310.933352][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.933383][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.933424][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.933460][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  310.933494][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  310.933519][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  310.933549][ T6865]  do_writepages+0x32e/0x550
[  310.933582][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  310.933610][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  310.933641][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  310.933703][ T6865]  ? down_write+0x16d/0x200
[  310.933731][ T6865]  ? __pfx_down_write+0x10/0x10
[  310.933769][ T6865]  f2fs_collapse_range+0x48f/0x530
[  310.933791][ T6865]  ? inode_dio_wait+0x7f/0x270
[  310.933821][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  310.933850][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  310.933874][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  310.933898][ T6865]  f2fs_fallocate+0x54d/0x980
[  310.933928][ T6865]  vfs_fallocate+0x669/0x7e0
[  310.933948][ T6865]  ? __fget_files+0x2a/0x420
[  310.934089][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  310.934123][ T6865]  ? __fget_files+0x2a/0x420
[  310.934159][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  310.934187][ T6865]  do_syscall_64+0x14d/0xf80
[  310.934239][ T6865]  ? trace_irq_disable+0x3b/0x140
[  310.934264][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.934285][ T6865]  ? clear_bhb_loop+0x40/0x90
[  310.934309][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.934337][ T6865] RIP: 0033:0x7fba7eb9c629
[  310.934360][ T6865] 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
[  310.934377][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  310.934400][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  310.934416][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  310.934429][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  310.934442][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  310.934456][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  310.934486][ T6865]  </TASK>
[  310.948387][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  310.967936][ T7102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  310.982543][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  310.982569][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  310.982582][ T6865] Call Trace:
[  310.982590][ T6865]  <TASK>
[  310.982599][ T6865]  dump_stack_lvl+0xe8/0x150
[  310.982633][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  310.982667][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  310.982708][ T6865]  __submit_merged_bio+0x256/0x6a0
[  310.982741][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  310.982795][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  310.982826][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  310.982862][ T6865]  do_write_page+0x40f/0xab0
[  310.982892][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  310.982918][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  310.982959][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  310.983001][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.983046][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  310.983091][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  310.983138][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  310.983168][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  310.983192][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  310.983218][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  310.983247][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.983308][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  310.983385][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.983416][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.983458][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  310.983494][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  310.983529][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  310.983553][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  310.983582][ T6865]  do_writepages+0x32e/0x550
[  310.983615][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  310.983644][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  310.983674][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  310.983736][ T6865]  ? down_write+0x16d/0x200
[  310.983769][ T6865]  ? __pfx_down_write+0x10/0x10
[  310.983824][ T6865]  f2fs_collapse_range+0x48f/0x530
[  310.983846][ T6865]  ? inode_dio_wait+0x7f/0x270
[  310.983876][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  310.983904][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  310.983927][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  310.983952][ T6865]  f2fs_fallocate+0x54d/0x980
[  310.983979][ T6865]  vfs_fallocate+0x669/0x7e0
[  310.984000][ T6865]  ? __fget_files+0x2a/0x420
[  310.984042][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  310.984062][ T6865]  ? __fget_files+0x2a/0x420
[  310.984096][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  310.984127][ T6865]  do_syscall_64+0x14d/0xf80
[  310.984151][ T6865]  ? trace_irq_disable+0x3b/0x140
[  310.984174][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.984195][ T6865]  ? clear_bhb_loop+0x40/0x90
[  310.984217][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  310.984237][ T6865] RIP: 0033:0x7fba7eb9c629
[  310.984257][ T6865] 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
[  310.984274][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  310.984296][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  310.984311][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  310.984323][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  310.984336][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  310.984349][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  310.984382][ T6865]  </TASK>
[  310.989411][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  311.026785][ T7102] team0: Port device team_slave_0 added
[  311.094854][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  311.094882][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  311.094895][ T6865] Call Trace:
[  311.094904][ T6865]  <TASK>
[  311.094912][ T6865]  dump_stack_lvl+0xe8/0x150
[  311.094947][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  311.094979][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  311.095019][ T6865]  __submit_merged_bio+0x256/0x6a0
[  311.095052][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  311.095105][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  311.095136][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  311.095171][ T6865]  do_write_page+0x40f/0xab0
[  311.095200][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  311.095234][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  311.095275][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  311.095318][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.095356][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  311.095401][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  311.095447][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.095476][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  311.095500][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.095526][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  311.095555][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.095615][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.095686][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.095720][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.095762][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.095799][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  311.095834][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.095859][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.095888][ T6865]  do_writepages+0x32e/0x550
[  311.095921][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.095950][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  311.095979][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  311.096042][ T6865]  ? down_write+0x16d/0x200
[  311.096070][ T6865]  ? __pfx_down_write+0x10/0x10
[  311.096107][ T6865]  f2fs_collapse_range+0x48f/0x530
[  311.096129][ T6865]  ? inode_dio_wait+0x7f/0x270
[  311.096159][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  311.096187][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  311.096210][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  311.096240][ T6865]  f2fs_fallocate+0x54d/0x980
[  311.096268][ T6865]  vfs_fallocate+0x669/0x7e0
[  311.096287][ T6865]  ? __fget_files+0x2a/0x420
[  311.096318][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  311.096338][ T6865]  ? __fget_files+0x2a/0x420
[  311.096373][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  311.096398][ T6865]  do_syscall_64+0x14d/0xf80
[  311.096422][ T6865]  ? trace_irq_disable+0x3b/0x140
[  311.096444][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.096473][ T6865]  ? clear_bhb_loop+0x40/0x90
[  311.096497][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.096517][ T6865] RIP: 0033:0x7fba7eb9c629
[  311.096536][ T6865] 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
[  311.096553][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  311.096575][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  311.096590][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  311.096602][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  311.096615][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  311.096628][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  311.096660][ T6865]  </TASK>
[  311.109983][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  311.154412][ T7105] bridge0: port 1(bridge_slave_0) entered blocking state
[  311.274392][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  311.274420][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  311.274433][ T6865] Call Trace:
[  311.274441][ T6865]  <TASK>
[  311.274450][ T6865]  dump_stack_lvl+0xe8/0x150
[  311.274485][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  311.274519][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  311.274559][ T6865]  __submit_merged_bio+0x256/0x6a0
[  311.274591][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  311.274645][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  311.274677][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  311.274712][ T6865]  do_write_page+0x40f/0xab0
[  311.274741][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  311.274768][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  311.274808][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  311.274850][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.274887][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  311.274931][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  311.274985][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.275014][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  311.275037][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.275064][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  311.275092][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.275153][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.275222][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.275253][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.275295][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.275331][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  311.275364][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.275389][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.275418][ T6865]  do_writepages+0x32e/0x550
[  311.275452][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.275480][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  311.275510][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  311.275575][ T6865]  ? down_write+0x16d/0x200
[  311.275603][ T6865]  ? __pfx_down_write+0x10/0x10
[  311.275638][ T6865]  f2fs_collapse_range+0x48f/0x530
[  311.275659][ T6865]  ? inode_dio_wait+0x7f/0x270
[  311.275689][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  311.275717][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  311.275741][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  311.275764][ T6865]  f2fs_fallocate+0x54d/0x980
[  311.275792][ T6865]  vfs_fallocate+0x669/0x7e0
[  311.275812][ T6865]  ? __fget_files+0x2a/0x420
[  311.275843][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  311.275862][ T6865]  ? __fget_files+0x2a/0x420
[  311.275897][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  311.275923][ T6865]  do_syscall_64+0x14d/0xf80
[  311.275947][ T6865]  ? trace_irq_disable+0x3b/0x140
[  311.275976][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.275996][ T6865]  ? clear_bhb_loop+0x40/0x90
[  311.276020][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.276040][ T6865] RIP: 0033:0x7fba7eb9c629
[  311.276059][ T6865] 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
[  311.276076][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  311.276098][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  311.276113][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  311.276125][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  311.276138][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  311.276151][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  311.276183][ T6865]  </TASK>
[  311.276220][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  311.307498][ T7105] bridge0: port 1(bridge_slave_0) entered disabled state
[  311.344348][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  311.344376][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  311.344389][ T6865] Call Trace:
[  311.344397][ T6865]  <TASK>
[  311.344406][ T6865]  dump_stack_lvl+0xe8/0x150
[  311.344441][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  311.344476][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  311.344518][ T6865]  __submit_merged_bio+0x256/0x6a0
[  311.344552][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  311.344610][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  311.344642][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  311.344679][ T6865]  do_write_page+0x40f/0xab0
[  311.344710][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  311.344737][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  311.344779][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  311.344824][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.344863][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  311.344909][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  311.344966][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.344996][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  311.345020][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.345048][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  311.345076][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.345141][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.345215][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.345247][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.345291][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.345329][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  311.345366][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.345388][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.345418][ T6865]  do_writepages+0x32e/0x550
[  311.345453][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.345482][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  311.345512][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  311.345582][ T6865]  ? down_write+0x16d/0x200
[  311.345611][ T6865]  ? __pfx_down_write+0x10/0x10
[  311.345650][ T6865]  f2fs_collapse_range+0x48f/0x530
[  311.345671][ T6865]  ? inode_dio_wait+0x7f/0x270
[  311.345703][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  311.345733][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  311.345756][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  311.345782][ T6865]  f2fs_fallocate+0x54d/0x980
[  311.345810][ T6865]  vfs_fallocate+0x669/0x7e0
[  311.345830][ T6865]  ? __fget_files+0x2a/0x420
[  311.345862][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  311.345882][ T6865]  ? __fget_files+0x2a/0x420
[  311.345918][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  311.345945][ T6865]  do_syscall_64+0x14d/0xf80
[  311.345975][ T6865]  ? trace_irq_disable+0x3b/0x140
[  311.345998][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.346018][ T6865]  ? clear_bhb_loop+0x40/0x90
[  311.346043][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.346062][ T6865] RIP: 0033:0x7fba7eb9c629
[  311.346084][ T6865] 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
[  311.346101][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  311.346122][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  311.346137][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  311.346149][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  311.346162][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  311.346175][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  311.346209][ T6865]  </TASK>
[  311.347218][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  311.349352][ T7105] bridge_slave_0: entered allmulticast mode
[  311.369425][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  311.369454][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  311.369470][ T6865] Call Trace:
[  311.369479][ T6865]  <TASK>
[  311.369487][ T6865]  dump_stack_lvl+0xe8/0x150
[  311.369523][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  311.369558][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  311.369600][ T6865]  __submit_merged_bio+0x256/0x6a0
[  311.369634][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  311.369691][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  311.369724][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  311.369761][ T6865]  do_write_page+0x40f/0xab0
[  311.369791][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  311.369819][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  311.369861][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  311.369905][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.369944][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  311.369996][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  311.370046][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.370076][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  311.370102][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.370129][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  311.370157][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.370222][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.370293][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.370324][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.370368][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.370405][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  311.370441][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.370466][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.370496][ T6865]  do_writepages+0x32e/0x550
[  311.370529][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.370557][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  311.370589][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  311.370656][ T6865]  ? down_write+0x16d/0x200
[  311.370684][ T6865]  ? __pfx_down_write+0x10/0x10
[  311.370724][ T6865]  f2fs_collapse_range+0x48f/0x530
[  311.370746][ T6865]  ? inode_dio_wait+0x7f/0x270
[  311.370778][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  311.370807][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  311.370831][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  311.370856][ T6865]  f2fs_fallocate+0x54d/0x980
[  311.370884][ T6865]  vfs_fallocate+0x669/0x7e0
[  311.370905][ T6865]  ? __fget_files+0x2a/0x420
[  311.370937][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  311.370964][ T6865]  ? __fget_files+0x2a/0x420
[  311.371001][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  311.371027][ T6865]  do_syscall_64+0x14d/0xf80
[  311.371052][ T6865]  ? trace_irq_disable+0x3b/0x140
[  311.371075][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.371096][ T6865]  ? clear_bhb_loop+0x40/0x90
[  311.371120][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.371140][ T6865] RIP: 0033:0x7fba7eb9c629
[  311.371160][ T6865] 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
[  311.371177][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  311.371199][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  311.371213][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  311.371226][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  311.371238][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  311.371251][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  311.371286][ T6865]  </TASK>
[  311.380171][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  311.383963][ T7105] bridge_slave_0: entered promiscuous mode
[  311.396170][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  311.396196][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  311.396208][ T6865] Call Trace:
[  311.396217][ T6865]  <TASK>
[  311.396225][ T6865]  dump_stack_lvl+0xe8/0x150
[  311.396260][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  311.396294][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  311.396337][ T6865]  __submit_merged_bio+0x256/0x6a0
[  311.396372][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  311.396428][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  311.396461][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  311.396498][ T6865]  do_write_page+0x40f/0xab0
[  311.396528][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  311.396555][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  311.396597][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  311.396641][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.396680][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  311.396725][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  311.396776][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.396806][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  311.396830][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  311.396857][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  311.396883][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.396954][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.397029][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.397062][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.397105][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  311.397143][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  311.397180][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.397203][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  311.397232][ T6865]  do_writepages+0x32e/0x550
[  311.397267][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  311.397296][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  311.397326][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  311.397390][ T6865]  ? down_write+0x16d/0x200
[  311.397417][ T6865]  ? __pfx_down_write+0x10/0x10
[  311.397454][ T6865]  f2fs_collapse_range+0x48f/0x530
[  311.397474][ T6865]  ? inode_dio_wait+0x7f/0x270
[  311.397510][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  311.397540][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  311.397564][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  311.397590][ T6865]  f2fs_fallocate+0x54d/0x980
[  311.397619][ T6865]  vfs_fallocate+0x669/0x7e0
[  311.397639][ T6865]  ? __fget_files+0x2a/0x420
[  311.397673][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  311.397693][ T6865]  ? __fget_files+0x2a/0x420
[  311.397729][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  311.397756][ T6865]  do_syscall_64+0x14d/0xf80
[  311.397781][ T6865]  ? trace_irq_disable+0x3b/0x140
[  311.397804][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.397824][ T6865]  ? clear_bhb_loop+0x40/0x90
[  311.397850][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  311.397870][ T6865] RIP: 0033:0x7fba7eb9c629
[  311.397891][ T6865] 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
[  311.397908][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  311.397928][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  311.397942][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  311.397962][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  311.397975][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  311.397988][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  311.398024][ T6865]  </TASK>
[  311.415136][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.007732][ T5885] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[  315.020875][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.020905][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.020916][ T6865] Call Trace:
[  315.020924][ T6865]  <TASK>
[  315.020932][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.020968][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.021004][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.021046][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.021080][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.021138][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.021170][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.021279][ T6865]  do_write_page+0x40f/0xab0
[  315.021319][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.021347][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.021391][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.021441][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.021481][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.021528][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.021578][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.021609][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.021635][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.021663][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.021692][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.021759][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.021846][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.021881][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.021927][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.021967][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.022005][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.022031][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.022064][ T6865]  do_writepages+0x32e/0x550
[  315.022100][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.022130][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.022162][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.022231][ T6865]  ? down_write+0x16d/0x200
[  315.022262][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.022303][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.022326][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.022358][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.022387][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.022411][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.022437][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.022467][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.022487][ T6865]  ? __fget_files+0x2a/0x420
[  315.022521][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.022540][ T6865]  ? __fget_files+0x2a/0x420
[  315.022577][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.022605][ T6865]  do_syscall_64+0x14d/0xf80
[  315.022631][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.022654][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.022680][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.022705][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.022726][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.022750][ T6865] 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
[  315.022768][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.022797][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.022812][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.022825][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.022838][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.022851][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.022887][ T6865]  </TASK>
[  315.023205][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.044124][ T5885] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[  315.058623][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.058651][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.058664][ T6865] Call Trace:
[  315.058673][ T6865]  <TASK>
[  315.058682][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.058715][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.058750][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.058792][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.058825][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.058883][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.058915][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.058952][ T6865]  do_write_page+0x40f/0xab0
[  315.058983][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.059010][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.059052][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.059097][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.059136][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.059183][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.059231][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.059267][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.059292][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.059323][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.059351][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.059416][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.059492][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.059523][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.059573][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.059611][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.059647][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.059671][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.059701][ T6865]  do_writepages+0x32e/0x550
[  315.059735][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.059764][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.059795][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.059861][ T6865]  ? down_write+0x16d/0x200
[  315.059889][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.059928][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.059950][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.059982][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.060010][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.060034][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.060059][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.060088][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.060108][ T6865]  ? __fget_files+0x2a/0x420
[  315.060140][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.060160][ T6865]  ? __fget_files+0x2a/0x420
[  315.060196][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.060222][ T6865]  do_syscall_64+0x14d/0xf80
[  315.060247][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.060270][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.060290][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.060314][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.060334][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.060354][ T6865] 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
[  315.060371][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.060393][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.060407][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.060420][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.060433][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.060446][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.060481][ T6865]  </TASK>
[  315.061479][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.071911][ T5885] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[  315.085240][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.085267][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.085279][ T6865] Call Trace:
[  315.085287][ T6865]  <TASK>
[  315.085296][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.085331][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.085365][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.085408][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.085445][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.085503][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.085536][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.085580][ T6865]  do_write_page+0x40f/0xab0
[  315.085611][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.085637][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.085680][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.085725][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.085763][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.085809][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.085858][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.085888][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.085913][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.085940][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.085969][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.086034][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.086110][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.086141][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.086185][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.086222][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.086258][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.086282][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.086312][ T6865]  do_writepages+0x32e/0x550
[  315.086347][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.086376][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.086406][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.086479][ T6865]  ? down_write+0x16d/0x200
[  315.086507][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.086554][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.086576][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.086607][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.086636][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.086660][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.086685][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.086714][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.086734][ T6865]  ? __fget_files+0x2a/0x420
[  315.086766][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.086786][ T6865]  ? __fget_files+0x2a/0x420
[  315.086827][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.086853][ T6865]  do_syscall_64+0x14d/0xf80
[  315.086878][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.086901][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.086922][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.086946][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.086965][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.086985][ T6865] 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
[  315.087002][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.087024][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.087039][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.087051][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.087064][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.087077][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.087112][ T6865]  </TASK>
[  315.087353][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.091324][ T5885] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[  315.102632][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.102659][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.102675][ T6865] Call Trace:
[  315.102683][ T6865]  <TASK>
[  315.102692][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.102728][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.102762][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.102807][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.102842][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.102900][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.102934][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.102972][ T6865]  do_write_page+0x40f/0xab0
[  315.103004][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.103032][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.103076][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.103121][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.103160][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.103208][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.103258][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.103288][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.103314][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.103342][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.103371][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.103454][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.103529][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.103566][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.103610][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.103648][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.103684][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.103709][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.103739][ T6865]  do_writepages+0x32e/0x550
[  315.103773][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.103802][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.103833][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.103900][ T6865]  ? down_write+0x16d/0x200
[  315.103928][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.103967][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.103989][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.104020][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.104049][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.104073][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.104098][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.104126][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.104147][ T6865]  ? __fget_files+0x2a/0x420
[  315.104179][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.104199][ T6865]  ? __fget_files+0x2a/0x420
[  315.104235][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.104261][ T6865]  do_syscall_64+0x14d/0xf80
[  315.104285][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.104308][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.104328][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.104353][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.104372][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.104392][ T6865] 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
[  315.104408][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.104430][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.104445][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.104457][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.104470][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.104482][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.104517][ T6865]  </TASK>
[  315.141998][ T7111] chnl_net:caif_netlink_parms(): no params data found
[  315.175461][ T5885] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[  315.193052][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.279734][ T7108] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  315.314160][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.314188][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.314201][ T6865] Call Trace:
[  315.314209][ T6865]  <TASK>
[  315.314218][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.314253][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.314287][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.314330][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.314364][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.314422][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.314454][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.314492][ T6865]  do_write_page+0x40f/0xab0
[  315.314521][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.314548][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.314591][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.314636][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.314674][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.314721][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.314776][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.314807][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.314831][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.314858][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.314887][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.314952][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.315028][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.315060][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.315105][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.315142][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.315179][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.315204][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.315233][ T6865]  do_writepages+0x32e/0x550
[  315.315268][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.315297][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.315328][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.315395][ T6865]  ? down_write+0x16d/0x200
[  315.315424][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.315464][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.315485][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.315514][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.315542][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.315560][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.315581][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.315605][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.315624][ T6865]  ? __fget_files+0x2a/0x420
[  315.315656][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.315676][ T6865]  ? __fget_files+0x2a/0x420
[  315.315712][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.315738][ T6865]  do_syscall_64+0x14d/0xf80
[  315.315811][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.315834][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.315854][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.315879][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.315899][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.315919][ T6865] 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
[  315.315936][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.315958][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.315973][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.315990][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.316003][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.316016][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.316051][ T6865]  </TASK>
[  315.318605][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  315.361718][ T7102] team0: Port device team_slave_1 added
[  315.411851][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  315.411878][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  315.411891][ T6865] Call Trace:
[  315.411899][ T6865]  <TASK>
[  315.411908][ T6865]  dump_stack_lvl+0xe8/0x150
[  315.411943][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  315.411979][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  315.412021][ T6865]  __submit_merged_bio+0x256/0x6a0
[  315.412058][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  315.412116][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  315.412149][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  315.412186][ T6865]  do_write_page+0x40f/0xab0
[  315.412217][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  315.412244][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  315.412286][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  315.412331][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.412370][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  315.412416][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  315.412465][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.412495][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  315.412519][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  315.412546][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  315.412576][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.412641][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.412723][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.412755][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.412799][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  315.412838][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  315.412874][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.412898][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  315.412929][ T6865]  do_writepages+0x32e/0x550
[  315.412963][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  315.412992][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  315.413024][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  315.413091][ T6865]  ? down_write+0x16d/0x200
[  315.413119][ T6865]  ? __pfx_down_write+0x10/0x10
[  315.413159][ T6865]  f2fs_collapse_range+0x48f/0x530
[  315.413181][ T6865]  ? inode_dio_wait+0x7f/0x270
[  315.413212][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  315.413241][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  315.413265][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  315.413290][ T6865]  f2fs_fallocate+0x54d/0x980
[  315.413319][ T6865]  vfs_fallocate+0x669/0x7e0
[  315.413340][ T6865]  ? __fget_files+0x2a/0x420
[  315.413372][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  315.413392][ T6865]  ? __fget_files+0x2a/0x420
[  315.413428][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  315.413455][ T6865]  do_syscall_64+0x14d/0xf80
[  315.413479][ T6865]  ? trace_irq_disable+0x3b/0x140
[  315.413502][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.413522][ T6865]  ? clear_bhb_loop+0x40/0x90
[  315.413547][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  315.413567][ T6865] RIP: 0033:0x7fba7eb9c629
[  315.413587][ T6865] 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
[  315.413605][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  315.413626][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  315.413642][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  315.413654][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  315.413667][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  315.413680][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  315.413715][ T6865]  </TASK>
[  315.415940][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  317.265787][ T5885] Bluetooth: hci0: command tx timeout
[  317.284642][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  317.284673][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  317.284685][ T6865] Call Trace:
[  317.284695][ T6865]  <TASK>
[  317.284703][ T6865]  dump_stack_lvl+0xe8/0x150
[  317.284740][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  317.284773][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  317.284813][ T6865]  __submit_merged_bio+0x256/0x6a0
[  317.284845][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  317.284899][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  317.284931][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  317.284967][ T6865]  do_write_page+0x40f/0xab0
[  317.284996][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  317.285022][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  317.285062][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  317.285105][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.285141][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  317.285190][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  317.285237][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  317.285266][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  317.285290][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  317.285317][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  317.285345][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.285462][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  317.285546][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.285635][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.285679][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.285716][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  317.285752][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  317.285777][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  317.285807][ T6865]  do_writepages+0x32e/0x550
[  317.285844][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  317.285873][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  317.285903][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  317.285969][ T6865]  ? down_write+0x16d/0x200
[  317.286000][ T6865]  ? __pfx_down_write+0x10/0x10
[  317.286041][ T6865]  f2fs_collapse_range+0x48f/0x530
[  317.286065][ T6865]  ? inode_dio_wait+0x7f/0x270
[  317.286096][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  317.286126][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  317.286150][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  317.286176][ T6865]  f2fs_fallocate+0x54d/0x980
[  317.286204][ T6865]  vfs_fallocate+0x669/0x7e0
[  317.286226][ T6865]  ? __fget_files+0x2a/0x420
[  317.286257][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  317.286273][ T6865]  ? __fget_files+0x2a/0x420
[  317.286303][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  317.286328][ T6865]  do_syscall_64+0x14d/0xf80
[  317.286351][ T6865]  ? trace_irq_disable+0x3b/0x140
[  317.286372][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.286392][ T6865]  ? clear_bhb_loop+0x40/0x90
[  317.286414][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.286432][ T6865] RIP: 0033:0x7fba7eb9c629
[  317.286453][ T6865] 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
[  317.286469][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  317.286490][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  317.286505][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  317.286517][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  317.286529][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  317.286541][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  317.286586][ T6865]  </TASK>
[  317.286884][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  317.843364][ T1316] ieee802154 phy0 wpan0: encryption failed: -22
[  317.845028][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  317.845053][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  317.845066][ T6865] Call Trace:
[  317.845074][ T6865]  <TASK>
[  317.845083][ T6865]  dump_stack_lvl+0xe8/0x150
[  317.845116][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  317.845158][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  317.845201][ T6865]  __submit_merged_bio+0x256/0x6a0
[  317.845235][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  317.845292][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  317.845324][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  317.845362][ T6865]  do_write_page+0x40f/0xab0
[  317.845393][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  317.845420][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  317.845462][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  317.845515][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.845553][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  317.845600][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  317.845650][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  317.845679][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  317.845704][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  317.845731][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  317.845759][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.845825][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  317.845892][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.845924][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.845969][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  317.846007][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  317.846044][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  317.846068][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  317.846099][ T6865]  do_writepages+0x32e/0x550
[  317.846138][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  317.846167][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  317.846198][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  317.846264][ T6865]  ? down_write+0x16d/0x200
[  317.846292][ T6865]  ? __pfx_down_write+0x10/0x10
[  317.846331][ T6865]  f2fs_collapse_range+0x48f/0x530
[  317.846353][ T6865]  ? inode_dio_wait+0x7f/0x270
[  317.846384][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  317.846422][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  317.846446][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  317.846471][ T6865]  f2fs_fallocate+0x54d/0x980
[  317.846504][ T6865]  vfs_fallocate+0x669/0x7e0
[  317.846525][ T6865]  ? __fget_files+0x2a/0x420
[  317.846557][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  317.846577][ T6865]  ? __fget_files+0x2a/0x420
[  317.846613][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  317.846640][ T6865]  do_syscall_64+0x14d/0xf80
[  317.846664][ T6865]  ? trace_irq_disable+0x3b/0x140
[  317.846687][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.846707][ T6865]  ? clear_bhb_loop+0x40/0x90
[  317.846732][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  317.846752][ T6865] RIP: 0033:0x7fba7eb9c629
[  317.846772][ T6865] 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
[  317.846789][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  317.846811][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  317.846826][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  317.846839][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  317.846852][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  317.846864][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  317.846899][ T6865]  </TASK>
[  317.846961][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  317.868989][ T1316] ieee802154 phy1 wpan1: encryption failed: -22
[  318.908048][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  318.908076][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  318.908087][ T6865] Call Trace:
[  318.908095][ T6865]  <TASK>
[  318.908104][ T6865]  dump_stack_lvl+0xe8/0x150
[  318.908136][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  318.908167][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  318.908205][ T6865]  __submit_merged_bio+0x256/0x6a0
[  318.908236][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  318.908287][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  318.908315][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  318.908350][ T6865]  do_write_page+0x40f/0xab0
[  318.908380][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  318.908409][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  318.908449][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  318.908484][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  318.908515][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  318.908552][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  318.908591][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  318.908618][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  318.908640][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  318.908665][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  318.908693][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  318.908756][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  318.908829][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  318.908862][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  318.908905][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  318.908943][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  318.908980][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  318.909005][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  318.909035][ T6865]  do_writepages+0x32e/0x550
[  318.909070][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  318.909099][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  318.909130][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  318.909194][ T6865]  ? down_write+0x16d/0x200
[  318.909222][ T6865]  ? __pfx_down_write+0x10/0x10
[  318.909262][ T6865]  f2fs_collapse_range+0x48f/0x530
[  318.909284][ T6865]  ? inode_dio_wait+0x7f/0x270
[  318.909315][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  318.909361][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  318.909385][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  318.909420][ T6865]  f2fs_fallocate+0x54d/0x980
[  318.909446][ T6865]  vfs_fallocate+0x669/0x7e0
[  318.909468][ T6865]  ? __fget_files+0x2a/0x420
[  318.909500][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  318.909520][ T6865]  ? __fget_files+0x2a/0x420
[  318.909556][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  318.909583][ T6865]  do_syscall_64+0x14d/0xf80
[  318.909608][ T6865]  ? trace_irq_disable+0x3b/0x140
[  318.909632][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.909653][ T6865]  ? clear_bhb_loop+0x40/0x90
[  318.909676][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  318.909696][ T6865] RIP: 0033:0x7fba7eb9c629
[  318.909717][ T6865] 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
[  318.909735][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  318.909757][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  318.909772][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  318.909786][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  318.909799][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  318.909812][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  318.909846][ T6865]  </TASK>
[  318.909884][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.288583][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.288609][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.288619][ T6865] Call Trace:
[  319.288626][ T6865]  <TASK>
[  319.288635][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.288663][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.288689][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.288720][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.288746][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.288787][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.288810][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.288838][ T6865]  do_write_page+0x40f/0xab0
[  319.288861][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.288888][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.288920][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.288952][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.288986][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.289021][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.289062][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.289089][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.289122][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.289146][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.289168][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.289235][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.289295][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.289322][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.289358][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.289388][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.289417][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.289439][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.289463][ T6865]  do_writepages+0x32e/0x550
[  319.289494][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.289519][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.289545][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.289609][ T6865]  ? down_write+0x16d/0x200
[  319.289638][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.289672][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.289693][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.289721][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.289749][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.289772][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.289798][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.289822][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.289841][ T6865]  ? __fget_files+0x2a/0x420
[  319.289868][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.289887][ T6865]  ? __fget_files+0x2a/0x420
[  319.289920][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.289945][ T6865]  do_syscall_64+0x14d/0xf80
[  319.289966][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.289985][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.290002][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.290022][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.290041][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.290061][ T6865] 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
[  319.290078][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.290110][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.290125][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.290137][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.290149][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.290161][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.290194][ T6865]  </TASK>
[  319.290699][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.319996][ T7105] bridge0: port 2(bridge_slave_1) entered blocking state
[  319.321356][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.321380][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.321393][ T6865] Call Trace:
[  319.321401][ T6865]  <TASK>
[  319.321409][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.321442][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.321475][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.321519][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.321552][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.321609][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.321642][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.321679][ T6865]  do_write_page+0x40f/0xab0
[  319.321710][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.321738][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.321780][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.321824][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.321864][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.321911][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.321961][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.321991][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.322015][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.322043][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.322071][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.322136][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.322211][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.322243][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.322287][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.322324][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.322367][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.322392][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.322422][ T6865]  do_writepages+0x32e/0x550
[  319.322457][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.322486][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.322516][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.322583][ T6865]  ? down_write+0x16d/0x200
[  319.322611][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.322651][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.322673][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.322704][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.322733][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.322761][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.322787][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.322816][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.322836][ T6865]  ? __fget_files+0x2a/0x420
[  319.322868][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.322888][ T6865]  ? __fget_files+0x2a/0x420
[  319.322924][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.322965][ T6865]  do_syscall_64+0x14d/0xf80
[  319.322989][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.323012][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.323033][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.323057][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.323077][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.323096][ T6865] 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
[  319.323113][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.323135][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.323150][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.323162][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.323175][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.323187][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.323223][ T6865]  </TASK>
[  319.323484][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.327911][ T7105] bridge0: port 2(bridge_slave_1) entered disabled state
[  319.342146][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.342172][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.342185][ T6865] Call Trace:
[  319.342193][ T6865]  <TASK>
[  319.342202][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.342237][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.342272][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.342314][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.342355][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.342413][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.342445][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.342486][ T6865]  do_write_page+0x40f/0xab0
[  319.342517][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.342544][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.342587][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.342631][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.342669][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.342716][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.342765][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.342795][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.342820][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.342846][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.342876][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.342955][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.343030][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.343061][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.343104][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.343142][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.343179][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.343204][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.343234][ T6865]  do_writepages+0x32e/0x550
[  319.343268][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.343297][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.343328][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.343402][ T6865]  ? down_write+0x16d/0x200
[  319.343429][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.343469][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.343491][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.343521][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.343551][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.343574][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.343599][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.343628][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.343647][ T6865]  ? __fget_files+0x2a/0x420
[  319.343676][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.343694][ T6865]  ? __fget_files+0x2a/0x420
[  319.343732][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.343759][ T6865]  do_syscall_64+0x14d/0xf80
[  319.343784][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.343807][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.343826][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.343852][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.343872][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.343891][ T6865] 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
[  319.343908][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.343929][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.343944][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.343957][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.343970][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.343983][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.344017][ T6865]  </TASK>
[  319.348885][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.360801][ T5885] Bluetooth: hci0: command tx timeout
[  319.366397][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.366421][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.366433][ T6865] Call Trace:
[  319.366442][ T6865]  <TASK>
[  319.366450][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.366485][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.366519][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.366559][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.366592][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.366646][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.366677][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.366713][ T6865]  do_write_page+0x40f/0xab0
[  319.366743][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.366770][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.366810][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.366852][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.366890][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.366934][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.366981][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.367010][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.367035][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.367061][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.367089][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.367150][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.367219][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.367250][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.367293][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.367329][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.367370][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.367395][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.367424][ T6865]  do_writepages+0x32e/0x550
[  319.367457][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.367485][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.367514][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.367577][ T6865]  ? down_write+0x16d/0x200
[  319.367605][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.367643][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.367664][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.367694][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.367722][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.367749][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.367774][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.367801][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.367821][ T6865]  ? __fget_files+0x2a/0x420
[  319.367853][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.367873][ T6865]  ? __fget_files+0x2a/0x420
[  319.367907][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.367932][ T6865]  do_syscall_64+0x14d/0xf80
[  319.367957][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.367979][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.367999][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.368023][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.368043][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.368061][ T6865] 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
[  319.368078][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.368099][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.368114][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.368127][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.368140][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.368153][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.368185][ T6865]  </TASK>
[  319.368216][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.384911][ T7105] bridge_slave_1: entered allmulticast mode
[  319.422497][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.422526][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.422538][ T6865] Call Trace:
[  319.422547][ T6865]  <TASK>
[  319.422556][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.422590][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.422626][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.422669][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.422702][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.422761][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.422794][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.422830][ T6865]  do_write_page+0x40f/0xab0
[  319.422861][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.422888][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.422945][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.422990][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.423028][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.423074][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.423123][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.423153][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.423178][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.423205][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.423234][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.423299][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.423384][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.423416][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.423460][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.423498][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.423534][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.423559][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.423589][ T6865]  do_writepages+0x32e/0x550
[  319.423623][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.423652][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.423687][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.423757][ T6865]  ? down_write+0x16d/0x200
[  319.423790][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.423829][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.423851][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.423879][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.423907][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.423930][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.423954][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.423983][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.424004][ T6865]  ? __fget_files+0x2a/0x420
[  319.424035][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.424053][ T6865]  ? __fget_files+0x2a/0x420
[  319.424088][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.424115][ T6865]  do_syscall_64+0x14d/0xf80
[  319.424140][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.424163][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.424183][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.424208][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.424228][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.424247][ T6865] 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
[  319.424264][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.424286][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.424301][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.424313][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.424327][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.424348][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.424383][ T6865]  </TASK>
[  319.432138][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  319.444342][ T7105] bridge_slave_1: entered promiscuous mode
[  319.445182][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  319.445205][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  319.445217][ T6865] Call Trace:
[  319.445225][ T6865]  <TASK>
[  319.445234][ T6865]  dump_stack_lvl+0xe8/0x150
[  319.445267][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  319.445302][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  319.445350][ T6865]  __submit_merged_bio+0x256/0x6a0
[  319.445384][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  319.445442][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  319.445474][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  319.445511][ T6865]  do_write_page+0x40f/0xab0
[  319.445542][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  319.445569][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  319.445611][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  319.445656][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.445694][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  319.445740][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  319.445790][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.445820][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  319.445845][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  319.445871][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  319.445900][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.445965][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.446041][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.446072][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.446115][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  319.446153][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  319.446189][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.446214][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  319.446244][ T6865]  do_writepages+0x32e/0x550
[  319.446279][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  319.446308][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  319.446345][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  319.446413][ T6865]  ? down_write+0x16d/0x200
[  319.446442][ T6865]  ? __pfx_down_write+0x10/0x10
[  319.446482][ T6865]  f2fs_collapse_range+0x48f/0x530
[  319.446507][ T6865]  ? inode_dio_wait+0x7f/0x270
[  319.446538][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  319.446566][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  319.446590][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  319.446616][ T6865]  f2fs_fallocate+0x54d/0x980
[  319.446644][ T6865]  vfs_fallocate+0x669/0x7e0
[  319.446665][ T6865]  ? __fget_files+0x2a/0x420
[  319.446702][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  319.446721][ T6865]  ? __fget_files+0x2a/0x420
[  319.446757][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  319.446784][ T6865]  do_syscall_64+0x14d/0xf80
[  319.446808][ T6865]  ? trace_irq_disable+0x3b/0x140
[  319.446831][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.446851][ T6865]  ? clear_bhb_loop+0x40/0x90
[  319.446876][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  319.446895][ T6865] RIP: 0033:0x7fba7eb9c629
[  319.446916][ T6865] 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
[  319.446933][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  319.446954][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  319.446968][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  319.446981][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  319.446994][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  319.447007][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  319.447041][ T6865]  </TASK>
[  319.447289][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  321.414218][ T5885] Bluetooth: hci0: command tx timeout
[  321.433761][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  321.433789][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  321.433802][ T6865] Call Trace:
[  321.433810][ T6865]  <TASK>
[  321.433819][ T6865]  dump_stack_lvl+0xe8/0x150
[  321.433854][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  321.433889][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  321.433939][ T6865]  __submit_merged_bio+0x256/0x6a0
[  321.433973][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  321.434035][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  321.434067][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  321.434104][ T6865]  do_write_page+0x40f/0xab0
[  321.434134][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  321.434161][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  321.434203][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  321.434247][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.434287][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  321.434333][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  321.434383][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  321.434413][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  321.434437][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  321.434464][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  321.434492][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.434557][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  321.434633][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.434663][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.434708][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.434745][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  321.434781][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  321.434806][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  321.434836][ T6865]  do_writepages+0x32e/0x550
[  321.434870][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  321.434898][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  321.434934][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  321.435002][ T6865]  ? down_write+0x16d/0x200
[  321.435029][ T6865]  ? __pfx_down_write+0x10/0x10
[  321.435069][ T6865]  f2fs_collapse_range+0x48f/0x530
[  321.435091][ T6865]  ? inode_dio_wait+0x7f/0x270
[  321.435123][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  321.435151][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  321.435175][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  321.435199][ T6865]  f2fs_fallocate+0x54d/0x980
[  321.435228][ T6865]  vfs_fallocate+0x669/0x7e0
[  321.435248][ T6865]  ? __fget_files+0x2a/0x420
[  321.435279][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  321.435299][ T6865]  ? __fget_files+0x2a/0x420
[  321.435335][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  321.435361][ T6865]  do_syscall_64+0x14d/0xf80
[  321.435385][ T6865]  ? trace_irq_disable+0x3b/0x140
[  321.435408][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.435428][ T6865]  ? clear_bhb_loop+0x40/0x90
[  321.435452][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.435472][ T6865] RIP: 0033:0x7fba7eb9c629
[  321.435493][ T6865] 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
[  321.435509][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  321.435531][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  321.435545][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  321.435558][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  321.435570][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  321.435583][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  321.435618][ T6865]  </TASK>
[  321.457178][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  321.925080][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  321.925109][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  321.925121][ T6865] Call Trace:
[  321.925128][ T6865]  <TASK>
[  321.925136][ T6865]  dump_stack_lvl+0xe8/0x150
[  321.925170][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  321.925203][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  321.925231][ T6865]  __submit_merged_bio+0x256/0x6a0
[  321.925252][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  321.925285][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  321.925304][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  321.925327][ T6865]  do_write_page+0x40f/0xab0
[  321.925345][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  321.925361][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  321.925386][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  321.925412][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.925437][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  321.925464][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  321.925494][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  321.925512][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  321.925527][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  321.925543][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  321.925561][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.925598][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  321.925640][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.925659][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.925685][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  321.925708][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  321.925729][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  321.925744][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  321.925763][ T6865]  do_writepages+0x32e/0x550
[  321.925783][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  321.925800][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  321.925819][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  321.925856][ T6865]  ? down_write+0x16d/0x200
[  321.925881][ T6865]  ? __pfx_down_write+0x10/0x10
[  321.925905][ T6865]  f2fs_collapse_range+0x48f/0x530
[  321.925918][ T6865]  ? inode_dio_wait+0x7f/0x270
[  321.925936][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  321.925953][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  321.925967][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  321.925982][ T6865]  f2fs_fallocate+0x54d/0x980
[  321.925998][ T6865]  vfs_fallocate+0x669/0x7e0
[  321.926015][ T6865]  ? __fget_files+0x2a/0x420
[  321.926050][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  321.926063][ T6865]  ? __fget_files+0x2a/0x420
[  321.926084][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  321.926100][ T6865]  do_syscall_64+0x14d/0xf80
[  321.926116][ T6865]  ? trace_irq_disable+0x3b/0x140
[  321.926130][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.926142][ T6865]  ? clear_bhb_loop+0x40/0x90
[  321.926157][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  321.926169][ T6865] RIP: 0033:0x7fba7eb9c629
[  321.926182][ T6865] 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
[  321.926193][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  321.926206][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  321.926215][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  321.926223][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  321.926231][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  321.926239][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  321.926258][ T6865]  </TASK>
[  321.927054][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.300611][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.300637][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.300649][ T6865] Call Trace:
[  322.300657][ T6865]  <TASK>
[  322.300666][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.300698][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.300726][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.300758][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.300785][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.300828][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.300856][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.300889][ T6865]  do_write_page+0x40f/0xab0
[  322.300916][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.300941][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.300980][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.301020][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.301058][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.301110][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.301152][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.301180][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.301202][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.301227][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.301252][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.301310][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.301387][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.301419][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.301463][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.301501][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.301537][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.301562][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.301592][ T6865]  do_writepages+0x32e/0x550
[  322.301627][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.301656][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.301687][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.301746][ T6865]  ? down_write+0x16d/0x200
[  322.301774][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.301813][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.301834][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.301859][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.301888][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.301910][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.301934][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.301962][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.301983][ T6865]  ? __fget_files+0x2a/0x420
[  322.302013][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.302032][ T6865]  ? __fget_files+0x2a/0x420
[  322.302073][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.302099][ T6865]  do_syscall_64+0x14d/0xf80
[  322.302122][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.302145][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.302166][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.302191][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.302212][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.302232][ T6865] 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
[  322.302250][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.302272][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.302288][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.302300][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.302314][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.302327][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.302361][ T6865]  </TASK>
[  322.303191][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.684192][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.684221][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.684233][ T6865] Call Trace:
[  322.684241][ T6865]  <TASK>
[  322.684250][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.684282][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.684314][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.684382][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.684416][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.684470][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.684502][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.684537][ T6865]  do_write_page+0x40f/0xab0
[  322.684566][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.684594][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.684636][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.684678][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.684719][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.684767][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.684813][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.684839][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.684859][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.684887][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.684911][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.684975][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.685069][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.685101][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.685141][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.685175][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.685210][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.685235][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.685267][ T6865]  do_writepages+0x32e/0x550
[  322.685304][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.685335][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.685367][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.685435][ T6865]  ? down_write+0x16d/0x200
[  322.685465][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.685506][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.685529][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.685561][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.685592][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.685616][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.685642][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.685671][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.685692][ T6865]  ? __fget_files+0x2a/0x420
[  322.685726][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.685747][ T6865]  ? __fget_files+0x2a/0x420
[  322.685785][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.685812][ T6865]  do_syscall_64+0x14d/0xf80
[  322.685839][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.685862][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.685883][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.685908][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.685929][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.685950][ T6865] 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
[  322.685968][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.685990][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.686006][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.686019][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.686032][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.686052][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.686085][ T6865]  </TASK>
[  322.686407][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.741164][ T7108] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  322.804498][ T7102] batman_adv: batadv0: Adding interface: batadv_slave_0
[  322.805200][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.805225][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.805236][ T6865] Call Trace:
[  322.805244][ T6865]  <TASK>
[  322.805253][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.805287][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.805323][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.805367][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.805402][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.805462][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.805496][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.805534][ T6865]  do_write_page+0x40f/0xab0
[  322.805566][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.805594][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.805638][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.805684][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.805722][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.805768][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.805817][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.805847][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.805871][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.805898][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.805927][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.805994][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.806075][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.806107][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.806152][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.806189][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.806230][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.806255][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.806285][ T6865]  do_writepages+0x32e/0x550
[  322.806320][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.806349][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.806379][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.806447][ T6865]  ? down_write+0x16d/0x200
[  322.806476][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.806515][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.806536][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.806567][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.806597][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.806620][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.806645][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.806673][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.806694][ T6865]  ? __fget_files+0x2a/0x420
[  322.806727][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.806746][ T6865]  ? __fget_files+0x2a/0x420
[  322.806782][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.806809][ T6865]  do_syscall_64+0x14d/0xf80
[  322.806833][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.806856][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.806876][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.806901][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.806920][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.806940][ T6865] 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
[  322.806957][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.806979][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.806993][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.807006][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.807019][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.807032][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.807071][ T6865]  </TASK>
[  322.807126][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.810936][ T7102] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  322.816523][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.816550][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.816562][ T6865] Call Trace:
[  322.816570][ T6865]  <TASK>
[  322.816579][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.816614][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.816648][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.816690][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.816724][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.816782][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.816814][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.816851][ T6865]  do_write_page+0x40f/0xab0
[  322.816882][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.816910][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.816952][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.816996][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.817035][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.817089][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.817139][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.817169][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.817194][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.817221][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.817249][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.817315][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.817391][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.817422][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.817467][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.817505][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.817540][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.817565][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.817595][ T6865]  do_writepages+0x32e/0x550
[  322.817634][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.817663][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.817693][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.817760][ T6865]  ? down_write+0x16d/0x200
[  322.817788][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.817827][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.817849][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.817880][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.817910][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.817932][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.817957][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.817986][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.818006][ T6865]  ? __fget_files+0x2a/0x420
[  322.818037][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.818062][ T6865]  ? __fget_files+0x2a/0x420
[  322.818099][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.818125][ T6865]  do_syscall_64+0x14d/0xf80
[  322.818149][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.818172][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.818192][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.818217][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.818236][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.818256][ T6865] 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
[  322.818273][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.818295][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.818310][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.818323][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.818335][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.818348][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.818383][ T6865]  </TASK>
[  322.818441][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.834280][ T7102] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  322.851799][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.851826][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.851839][ T6865] Call Trace:
[  322.851848][ T6865]  <TASK>
[  322.851856][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.851893][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.851927][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.851970][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.852012][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.852069][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.852106][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.852142][ T6865]  do_write_page+0x40f/0xab0
[  322.852174][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.852201][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.852241][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.852287][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.852326][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.852373][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.852424][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.852453][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.852478][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.852505][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.852534][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.852600][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.852675][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.852708][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.852751][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.852789][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.852825][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.852849][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.852879][ T6865]  do_writepages+0x32e/0x550
[  322.852914][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.852943][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.852973][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.853045][ T6865]  ? down_write+0x16d/0x200
[  322.853074][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.853113][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.853134][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.853165][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.853195][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.853216][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.853240][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.853269][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.853289][ T6865]  ? __fget_files+0x2a/0x420
[  322.853321][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.853341][ T6865]  ? __fget_files+0x2a/0x420
[  322.853377][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.853403][ T6865]  do_syscall_64+0x14d/0xf80
[  322.853427][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.853450][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.853470][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.853495][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.853515][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.853536][ T6865] 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
[  322.853552][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.853574][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.853589][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.853602][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.853614][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.853627][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.853661][ T6865]  </TASK>
[  322.861487][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  322.861575][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  322.861597][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  322.861609][ T6865] Call Trace:
[  322.861618][ T6865]  <TASK>
[  322.861626][ T6865]  dump_stack_lvl+0xe8/0x150
[  322.861663][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  322.861700][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  322.861743][ T6865]  __submit_merged_bio+0x256/0x6a0
[  322.861778][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  322.861839][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  322.861873][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  322.861912][ T6865]  do_write_page+0x40f/0xab0
[  322.861944][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  322.861973][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  322.862025][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  322.862071][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.862111][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  322.862159][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  322.862212][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.862243][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  322.862269][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  322.862297][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  322.862327][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.862396][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.862475][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.862508][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.862554][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  322.862608][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  322.862643][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.862665][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  322.862698][ T6865]  do_writepages+0x32e/0x550
[  322.862734][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  322.862762][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  322.862790][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  322.862850][ T6865]  ? down_write+0x16d/0x200
[  322.862880][ T6865]  ? __pfx_down_write+0x10/0x10
[  322.862919][ T6865]  f2fs_collapse_range+0x48f/0x530
[  322.862941][ T6865]  ? inode_dio_wait+0x7f/0x270
[  322.862974][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  322.863010][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  322.863036][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  322.863063][ T6865]  f2fs_fallocate+0x54d/0x980
[  322.863093][ T6865]  vfs_fallocate+0x669/0x7e0
[  322.863115][ T6865]  ? __fget_files+0x2a/0x420
[  322.863149][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  322.863169][ T6865]  ? __fget_files+0x2a/0x420
[  322.863206][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  322.863233][ T6865]  do_syscall_64+0x14d/0xf80
[  322.863259][ T6865]  ? trace_irq_disable+0x3b/0x140
[  322.863282][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.863303][ T6865]  ? clear_bhb_loop+0x40/0x90
[  322.863328][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  322.863349][ T6865] RIP: 0033:0x7fba7eb9c629
[  322.863370][ T6865] 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
[  322.863388][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  322.863410][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  322.863425][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  322.863439][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  322.863453][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  322.863467][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  322.863503][ T6865]  </TASK>
[  322.869186][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  323.494320][ T5885] Bluetooth: hci0: command tx timeout
[  323.498096][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  323.498127][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  323.498139][ T6865] Call Trace:
[  323.498147][ T6865]  <TASK>
[  323.498155][ T6865]  dump_stack_lvl+0xe8/0x150
[  323.498188][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  323.498222][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  323.498265][ T6865]  __submit_merged_bio+0x256/0x6a0
[  323.498298][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  323.498356][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  323.498388][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  323.498425][ T6865]  do_write_page+0x40f/0xab0
[  323.498456][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  323.498483][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  323.498526][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  323.498569][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  323.498607][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  323.498653][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  323.498703][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  323.498733][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  323.498757][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  323.498784][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  323.498813][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  323.498879][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  323.498958][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  323.498994][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  323.499039][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  323.499077][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  323.499113][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  323.499139][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  323.499169][ T6865]  do_writepages+0x32e/0x550
[  323.499204][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  323.499233][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  323.499263][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  323.499330][ T6865]  ? down_write+0x16d/0x200
[  323.499359][ T6865]  ? __pfx_down_write+0x10/0x10
[  323.499398][ T6865]  f2fs_collapse_range+0x48f/0x530
[  323.499421][ T6865]  ? inode_dio_wait+0x7f/0x270
[  323.499451][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  323.499480][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  323.499503][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  323.499528][ T6865]  f2fs_fallocate+0x54d/0x980
[  323.499557][ T6865]  vfs_fallocate+0x669/0x7e0
[  323.499577][ T6865]  ? __fget_files+0x2a/0x420
[  323.499610][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  323.499629][ T6865]  ? __fget_files+0x2a/0x420
[  323.499665][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  323.499690][ T6865]  do_syscall_64+0x14d/0xf80
[  323.499715][ T6865]  ? trace_irq_disable+0x3b/0x140
[  323.499738][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.499757][ T6865]  ? clear_bhb_loop+0x40/0x90
[  323.499782][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  323.499801][ T6865] RIP: 0033:0x7fba7eb9c629
[  323.499822][ T6865] 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
[  323.499839][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  323.499862][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  323.499876][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  323.499889][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  323.499902][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  323.499914][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  323.499950][ T6865]  </TASK>
[  323.501000][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  324.993247][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  324.993273][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  324.993284][ T6865] Call Trace:
[  324.993293][ T6865]  <TASK>
[  324.993301][ T6865]  dump_stack_lvl+0xe8/0x150
[  324.993333][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  324.993368][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  324.993411][ T6865]  __submit_merged_bio+0x256/0x6a0
[  324.993444][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  324.993497][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  324.993526][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  324.993556][ T6865]  do_write_page+0x40f/0xab0
[  324.993585][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  324.993611][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  324.993653][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  324.993696][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  324.993743][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  324.993780][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  324.993821][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  324.993847][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  324.993868][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  324.993892][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  324.993918][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  324.993980][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  324.994052][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  324.994081][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  324.994122][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  324.994157][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  324.994190][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  324.994214][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  324.994242][ T6865]  do_writepages+0x32e/0x550
[  324.994270][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  324.994292][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  324.994337][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  324.994397][ T6865]  ? down_write+0x16d/0x200
[  324.994425][ T6865]  ? __pfx_down_write+0x10/0x10
[  324.994461][ T6865]  f2fs_collapse_range+0x48f/0x530
[  324.994481][ T6865]  ? inode_dio_wait+0x7f/0x270
[  324.994509][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  324.994536][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  324.994557][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  324.994581][ T6865]  f2fs_fallocate+0x54d/0x980
[  324.994608][ T6865]  vfs_fallocate+0x669/0x7e0
[  324.994628][ T6865]  ? __fget_files+0x2a/0x420
[  324.994659][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  324.994678][ T6865]  ? __fget_files+0x2a/0x420
[  324.994723][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  324.994748][ T6865]  do_syscall_64+0x14d/0xf80
[  324.994771][ T6865]  ? trace_irq_disable+0x3b/0x140
[  324.994793][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.994812][ T6865]  ? clear_bhb_loop+0x40/0x90
[  324.994837][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  324.994854][ T6865] RIP: 0033:0x7fba7eb9c629
[  324.994874][ T6865] 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
[  324.994890][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  324.994911][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  324.994926][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  324.994938][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  324.994949][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  324.994962][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  324.994997][ T6865]  </TASK>
[  325.378918][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.385988][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.386014][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.386026][ T6865] Call Trace:
[  325.386035][ T6865]  <TASK>
[  325.386043][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.386075][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.386111][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.386153][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.386186][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.386245][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.386278][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.386315][ T6865]  do_write_page+0x40f/0xab0
[  325.386346][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.386373][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.386416][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.386459][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.386498][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.386543][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.386593][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.386622][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.386647][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.386673][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.386701][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.386776][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.386851][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.386880][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.386918][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.386954][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.386992][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.387017][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.387049][ T6865]  do_writepages+0x32e/0x550
[  325.387086][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.387116][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.387147][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.387214][ T6865]  ? down_write+0x16d/0x200
[  325.387243][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.387280][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.387301][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.387331][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.387360][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.387385][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.387410][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.387439][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.387460][ T6865]  ? __fget_files+0x2a/0x420
[  325.387489][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.387508][ T6865]  ? __fget_files+0x2a/0x420
[  325.387543][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.387570][ T6865]  do_syscall_64+0x14d/0xf80
[  325.387595][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.387617][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.387636][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.387662][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.387683][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.387704][ T6865] 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
[  325.387729][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.387751][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.387767][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.387780][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.387793][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.387806][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.387843][ T6865]  </TASK>
[  325.387852][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.499272][   T31] INFO: task syz.0.32:6885 blocked for more than 143 seconds.
[  325.499305][   T31]       Not tainted syzkaller #0
[  325.499317][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  325.499341][   T31] task:syz.0.32        state:D stack:28760 pid:6885  tgid:6864  ppid:6365   task_flags:0x400040 flags:0x00080002
[  325.499401][   T31] Call Trace:
[  325.499411][   T31]  <TASK>
[  325.499425][   T31]  __schedule+0x165c/0x5560
[  325.499473][   T31]  ? lock_acquire+0x106/0x350
[  325.499510][   T31]  ? __pfx___schedule+0x10/0x10
[  325.499544][   T31]  ? schedule+0x90/0x360
[  325.499573][   T31]  schedule+0x164/0x360
[  325.499601][   T31]  schedule_preempt_disabled+0x13/0x30
[  325.499628][   T31]  rwsem_down_write_slowpath+0x883/0x1080
[  325.499655][   T31]  ? rwsem_down_write_slowpath+0x4a3/0x1080
[  325.499684][   T31]  ? __pfx_rwsem_down_write_slowpath+0x10/0x10
[  325.499717][   T31]  ? __lock_acquire+0x6b5/0x2cf0
[  325.499769][   T31]  ? f2fs_fallocate+0x24e/0x980
[  325.499804][   T31]  down_write+0x1bc/0x200
[  325.499835][   T31]  ? __pfx_down_write+0x10/0x10
[  325.499874][   T31]  f2fs_fallocate+0x24e/0x980
[  325.499903][   T31]  vfs_fallocate+0x669/0x7e0
[  325.499926][   T31]  ? __fget_files+0x2a/0x420
[  325.499960][   T31]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.499982][   T31]  ? __fget_files+0x2a/0x420
[  325.500018][   T31]  __x64_sys_fallocate+0xc0/0x110
[  325.500046][   T31]  do_syscall_64+0x14d/0xf80
[  325.500072][   T31]  ? trace_irq_disable+0x3b/0x140
[  325.500098][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.500120][   T31]  ? clear_bhb_loop+0x40/0x90
[  325.500146][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.500168][   T31] RIP: 0033:0x7fba7eb9c629
[  325.500188][   T31] RSP: 002b:00007fba7f9d2028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.500212][   T31] RAX: ffffffffffffffda RBX: 00007fba7ee16090 RCX: 00007fba7eb9c629
[  325.500229][   T31] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000004
[  325.500244][   T31] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.500259][   T31] R10: 0000000000010000 R11: 0000000000000246 R12: 0000000000000000
[  325.500274][   T31] R13: 00007fba7ee16128 R14: 00007fba7ee16090 R15: 00007ffeb12ddbd8
[  325.500308][   T31]  </TASK>
[  325.500363][   T31] 
[  325.500363][   T31] Showing all locks held in the system:
[  325.514304][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.514333][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.514345][ T6865] Call Trace:
[  325.514353][ T6865]  <TASK>
[  325.514362][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.514397][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.514432][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.514482][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.514516][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.514574][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.514606][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.514643][ T6865]  do_write_page+0x40f/0xab0
[  325.514672][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.514699][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.514742][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.514786][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.514825][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.514874][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.514924][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.514954][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.514979][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.515006][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.515035][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.515104][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.515179][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.515211][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.515255][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.515293][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.515329][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.515353][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.515382][ T6865]  do_writepages+0x32e/0x550
[  325.515424][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.515460][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.515490][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.515557][ T6865]  ? down_write+0x16d/0x200
[  325.515585][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.515624][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.515646][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.515677][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.515707][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.515731][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.515756][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.515784][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.515804][ T6865]  ? __fget_files+0x2a/0x420
[  325.515836][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.515856][ T6865]  ? __fget_files+0x2a/0x420
[  325.515892][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.515918][ T6865]  do_syscall_64+0x14d/0xf80
[  325.515942][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.515965][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.515985][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.516010][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.516030][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.516050][ T6865] 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
[  325.516067][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.516088][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.516103][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.516116][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.516129][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.516142][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.516177][ T6865]  </TASK>
[  325.516186][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.523333][   T31] 1 lock held by khungtaskd/31:
[  325.523354][   T31]  #0: ffffffff8e75d7e0
[  325.536079][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.536107][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.536119][ T6865] Call Trace:
[  325.536128][ T6865]  <TASK>
[  325.536136][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.536172][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.536206][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.536249][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.536283][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.536341][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.536374][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.536411][ T6865]  do_write_page+0x40f/0xab0
[  325.536451][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.536479][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.536521][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.536566][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.536605][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.536652][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.536700][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.536729][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.536753][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.536780][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.536809][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.536874][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.536946][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.536978][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.537022][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.537060][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.537096][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.537121][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.537149][ T6865]  do_writepages+0x32e/0x550
[  325.537183][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.537211][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.537241][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.537308][ T6865]  ? down_write+0x16d/0x200
[  325.537336][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.537375][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.537398][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.537428][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.537463][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.537487][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.537512][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.537540][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.537561][ T6865]  ? __fget_files+0x2a/0x420
[  325.537594][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.537614][ T6865]  ? __fget_files+0x2a/0x420
[  325.537648][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.537675][ T6865]  do_syscall_64+0x14d/0xf80
[  325.537699][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.537721][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.537742][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.537766][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.537786][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.537805][ T6865] 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
[  325.537823][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.537844][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.537859][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.537871][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.537884][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.537897][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.537932][ T6865]  </TASK>
[  325.537940][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.564081][   T31]  (
[  325.596010][ T7105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  325.597934][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.597963][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.597975][ T6865] Call Trace:
[  325.597983][ T6865]  <TASK>
[  325.597992][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.598027][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.598061][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.598101][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.598132][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.598275][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.598309][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.598347][ T6865]  do_write_page+0x40f/0xab0
[  325.598377][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.598405][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.598457][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.598502][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.598540][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.598586][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.598634][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.598671][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.598697][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.598723][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.598753][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.598814][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.598884][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.598916][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.598960][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.598998][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.599033][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.599058][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.599089][ T6865]  do_writepages+0x32e/0x550
[  325.599125][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.599155][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.599186][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.599255][ T6865]  ? down_write+0x16d/0x200
[  325.599284][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.599323][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.599346][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.599376][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.599405][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.599433][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.599459][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.599488][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.599510][ T6865]  ? __fget_files+0x2a/0x420
[  325.599541][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.599561][ T6865]  ? __fget_files+0x2a/0x420
[  325.599596][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.599623][ T6865]  do_syscall_64+0x14d/0xf80
[  325.599647][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.599670][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.599690][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.599715][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.599735][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.599756][ T6865] 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
[  325.599773][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.599795][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.599810][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.599823][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.599835][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.599860][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.599893][ T6865]  </TASK>
[  325.604139][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.614543][   T31] rcu_read_lock
[  325.654214][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.654244][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.654255][ T6865] Call Trace:
[  325.654263][ T6865]  <TASK>
[  325.654271][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.654304][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.654339][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.654380][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.654413][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.654475][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.654506][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.654542][ T6865]  do_write_page+0x40f/0xab0
[  325.654572][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.654599][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.654640][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.654682][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.654721][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.654765][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.654812][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.654842][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.654866][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.654892][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.654920][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.654980][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.655050][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.655080][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.655122][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.655159][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.655192][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.655216][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.655245][ T6865]  do_writepages+0x32e/0x550
[  325.655278][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.655306][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.655335][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.655397][ T6865]  ? down_write+0x16d/0x200
[  325.655431][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.655473][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.655494][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.655524][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.655552][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.655574][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.655599][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.655627][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.655647][ T6865]  ? __fget_files+0x2a/0x420
[  325.655678][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.655696][ T6865]  ? __fget_files+0x2a/0x420
[  325.655731][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.655757][ T6865]  do_syscall_64+0x14d/0xf80
[  325.655782][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.655804][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.655825][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.655849][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.655876][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.655895][ T6865] 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
[  325.655912][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.655934][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.655948][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.655961][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.655974][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.655986][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.656019][ T6865]  </TASK>
[  325.657980][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.664604][   T31] ){....}-{1:3}
[  325.680378][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.680409][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.680421][ T6865] Call Trace:
[  325.680430][ T6865]  <TASK>
[  325.680438][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.680474][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.680509][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.680549][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.680583][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.680637][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.680676][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.680713][ T6865]  do_write_page+0x40f/0xab0
[  325.680743][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.680770][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.680810][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.680853][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.680891][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.680935][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.680983][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.681011][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.681034][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.681060][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.681089][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.681149][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.681219][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.681250][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.681292][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.681328][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.681363][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.681388][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.681416][ T6865]  do_writepages+0x32e/0x550
[  325.681450][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.681478][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.681508][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.681579][ T6865]  ? down_write+0x16d/0x200
[  325.681607][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.681645][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.681763][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.681809][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.681840][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.681865][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.681892][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.681921][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.681942][ T6865]  ? __fget_files+0x2a/0x420
[  325.681975][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.681995][ T6865]  ? __fget_files+0x2a/0x420
[  325.682029][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.682055][ T6865]  do_syscall_64+0x14d/0xf80
[  325.682082][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.682106][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.682127][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.682152][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.682174][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.682197][ T6865] 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
[  325.682214][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.682237][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.682252][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.682278][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.682292][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.682305][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.682340][ T6865]  </TASK>
[  325.682401][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.692829][   T31] , at: debug_show_all_locks+0x2e/0x180
[  325.740253][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.740281][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.740293][ T6865] Call Trace:
[  325.740302][ T6865]  <TASK>
[  325.740310][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.740345][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.740379][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.740418][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.740459][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.740514][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.740546][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.740580][ T6865]  do_write_page+0x40f/0xab0
[  325.740610][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.740637][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.740675][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.740718][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.740756][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.740800][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.740847][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.740877][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.740901][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.740926][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.740952][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.741013][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.741082][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.741113][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.741155][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.741191][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.741226][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.741250][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.741280][ T6865]  do_writepages+0x32e/0x550
[  325.741313][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.741348][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.741377][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.741447][ T6865]  ? down_write+0x16d/0x200
[  325.741471][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.741503][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.741525][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.741556][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.741584][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.741607][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.741631][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.741658][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.741677][ T6865]  ? __fget_files+0x2a/0x420
[  325.741707][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.741726][ T6865]  ? __fget_files+0x2a/0x420
[  325.741761][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.741787][ T6865]  do_syscall_64+0x14d/0xf80
[  325.741811][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.741834][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.741854][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.741878][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.741898][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.741918][ T6865] 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
[  325.741934][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.741956][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.741971][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.741984][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.741996][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.742009][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.742041][ T6865]  </TASK>
[  325.745853][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.748867][   T31] 4 locks held by kworker/u8:2/36:
[  325.794160][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.794191][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.794204][ T6865] Call Trace:
[  325.794212][ T6865]  <TASK>
[  325.794221][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.794257][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.794294][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.794336][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.794370][ T6865]  f2fs_submit_page_write+0x1002/0x24f0
[  325.794426][ T6865]  ? __pfx_f2fs_submit_page_write+0x10/0x10
[  325.794458][ T6865]  ? __f2fs_is_valid_blkaddr+0xd2a/0x14f0
[  325.794495][ T6865]  do_write_page+0x40f/0xab0
[  325.794526][ T6865]  f2fs_outplace_write_data+0x11a/0x220
[  325.794553][ T6865]  f2fs_do_write_data_page+0x123b/0x16f0
[  325.794595][ T6865]  ? __pfx_f2fs_do_write_data_page+0x10/0x10
[  325.794638][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.794682][ T6865]  f2fs_write_single_data_page+0x906/0x1880
[  325.794728][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.794776][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.794805][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.794829][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.794855][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.794883][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.794944][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.795024][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.795054][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.795096][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.795132][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.795167][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.795191][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.795221][ T6865]  do_writepages+0x32e/0x550
[  325.795254][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.795282][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.795313][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.795379][ T6865]  ? down_write+0x16d/0x200
[  325.795407][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.795444][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.795466][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.795496][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.795524][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.795547][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.795571][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.795599][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.795620][ T6865]  ? __fget_files+0x2a/0x420
[  325.795651][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.795670][ T6865]  ? __fget_files+0x2a/0x420
[  325.795710][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.795735][ T6865]  do_syscall_64+0x14d/0xf80
[  325.795760][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.795821][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.795840][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.795865][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.795884][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.795914][ T6865] 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
[  325.795931][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.795954][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.795969][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.795982][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.795995][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.796007][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.796041][ T6865]  </TASK>
[  325.796076][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.807602][   T31]  #0: 
[  325.832834][ T6865] syz.0.32: attempt to access beyond end of device
[  325.832834][ T6865] loop0: rw=2049, sector=56976, nr_sectors = 8 limit=40427
[  325.836059][   T31] ffff88801b0ac140
[  325.855639][ T6865] CPU: 0 UID: 0 PID: 6865 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) 
[  325.855670][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  325.855683][ T6865] Call Trace:
[  325.855691][ T6865]  <TASK>
[  325.855700][ T6865]  dump_stack_lvl+0xe8/0x150
[  325.855741][ T6865]  f2fs_handle_critical_error+0x37c/0x540
[  325.855774][ T6865]  f2fs_write_end_io+0x1274/0x1740
[  325.855814][ T6865]  __submit_merged_bio+0x256/0x6a0
[  325.855847][ T6865]  f2fs_submit_merged_write+0x284/0x390
[  325.855878][ T6865]  ? __pfx_f2fs_submit_merged_write+0x10/0x10
[  325.855901][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.855936][ T6865]  ? folio_unlock+0x101/0x160
[  325.855963][ T6865]  f2fs_write_single_data_page+0x134e/0x1880
[  325.856008][ T6865]  ? __pfx_f2fs_write_single_data_page+0x10/0x10
[  325.856054][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.856083][ T6865]  ? folio_clear_dirty_for_io+0x570/0x710
[  325.856107][ T6865]  ? folio_clear_dirty_for_io+0x1d4/0x710
[  325.856133][ T6865]  f2fs_write_data_pages+0x1a42/0x34f0
[  325.856160][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.856221][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.856290][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.856328][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.856369][ T6865]  ? __lock_acquire+0x6b5/0x2cf0
[  325.856405][ T6865]  ? do_raw_spin_lock+0x12b/0x2f0
[  325.856439][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.856463][ T6865]  ? __pfx_f2fs_write_data_pages+0x10/0x10
[  325.856489][ T6865]  do_writepages+0x32e/0x550
[  325.856515][ T6865]  ? do_raw_spin_unlock+0xf5/0x210
[  325.856538][ T6865]  filemap_write_and_wait_range+0x335/0x3f0
[  325.856561][ T6865]  ? __pfx_filemap_write_and_wait_range+0x10/0x10
[  325.856794][ T6865]  ? down_write+0x16d/0x200
[  325.856835][ T6865]  ? __pfx_down_write+0x10/0x10
[  325.856874][ T6865]  f2fs_collapse_range+0x48f/0x530
[  325.856896][ T6865]  ? inode_dio_wait+0x7f/0x270
[  325.856925][ T6865]  ? __pfx_f2fs_collapse_range+0x10/0x10
[  325.856954][ T6865]  ? mnt_put_write_access_file+0xc0/0x100
[  325.856977][ T6865]  ? file_update_time_flags+0x400/0x4a0
[  325.857005][ T6865]  f2fs_fallocate+0x54d/0x980
[  325.857033][ T6865]  vfs_fallocate+0x669/0x7e0
[  325.857054][ T6865]  ? __fget_files+0x2a/0x420
[  325.857085][ T6865]  ? __pfx_vfs_fallocate+0x10/0x10
[  325.857101][ T6865]  ? __fget_files+0x2a/0x420
[  325.857131][ T6865]  __x64_sys_fallocate+0xc0/0x110
[  325.857155][ T6865]  do_syscall_64+0x14d/0xf80
[  325.857177][ T6865]  ? trace_irq_disable+0x3b/0x140
[  325.857199][ T6865]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.857218][ T6865]  ? clear_bhb_loop+0x40/0x90
[  325.857241][ T6865]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  325.857262][ T6865] RIP: 0033:0x7fba7eb9c629
[  325.857283][ T6865] 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
[  325.857300][ T6865] RSP: 002b:00007fba7f9f3028 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
[  325.857322][ T6865] RAX: ffffffffffffffda RBX: 00007fba7ee15fa0 RCX: 00007fba7eb9c629
[  325.857336][ T6865] RDX: 0000000000004000 RSI: 0000000000000008 RDI: 0000000000000006
[  325.857348][ T6865] RBP: 00007fba7ec32b39 R08: 0000000000000000 R09: 0000000000000000
[  325.857369][ T6865] R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000000
[  325.857382][ T6865] R13: 00007fba7ee16038 R14: 00007fba7ee15fa0 R15: 00007ffeb12ddbd8
[  325.857415][ T6865]  </TASK>
[  325.870852][ T6865] F2FS-fs (loop0): Stopped filesystem due to reason: 3
[  325.874289][   T31]  ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x890/0x1710
[  329.083892][   T31]  #1: ffffc90000ac7c40 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x8b7/0x1710
[  329.094630][   T31]  #2: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60
[  329.103866][   T31]  #3: ffffffff8e763a28 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2d0/0x770
[  329.115425][   T31] 4 locks held by kworker/u8:4/58:
[  329.120809][   T31]  #0: ffff88801c2b6140 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x890/0x1710
[  329.131447][   T31]  #1: ffffc900015f7c40 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x8b7/0x1710
[  329.141654][   T31]  #2: ffffffff8fbc6d48 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xf4/0x800
[  329.151452][   T31]  #3: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: wg_netns_pre_exit+0x1c/0x200
[  329.160898][   T31] 1 lock held by dhcpcd/5506:
[  329.165761][   T31]  #0: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x404/0x1ad0
[  329.175649][   T31] 2 locks held by getty/5596:
[  329.180543][   T31]  #0: ffff88803715f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  329.192404][   T31]  #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13a0
[  329.203578][   T31] 3 locks held by kworker/0:4/5951:
[  329.209239][   T31]  #0: ffff8880b863ae60 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x31/0x150
[  329.219366][   T31]  #1: ffff8880b8624588 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880
[  329.228590][   T31]  #2: ffff8880b8626118 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x1ae/0xf30
[  329.237832][   T31] 1 lock held by syz.0.32/6885:
[  329.242871][   T31]  #0: ffffffff8e763a28 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x38d/0x770
[  329.253840][   T31] 1 lock held by syz-executor/7063:
[  329.259187][   T31]  #0: ffffffff8e7638f8 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x4c/0x580
[  329.269363][   T31] 1 lock held by syz-executor/7102:
[  329.274656][   T31]  #0: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8a1/0x1be0
[  329.284367][   T31] 1 lock held by syz-executor/7105:
[  329.290379][   T31]  #0: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8a1/0x1be0
[  329.301202][   T31] 1 lock held by syz-executor/7108:
[  329.306812][   T31]  #0: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8a1/0x1be0
[  329.316253][   T31] 2 locks held by syz-executor/7111:
[  329.321643][   T31]  #0: ffffffff8f3353e8 (&ops->srcu#2){.+.+}-{0:0}, at: rtnl_link_ops_get+0x23/0x250
[  329.331334][   T31]  #1: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x8a1/0x1be0
[  329.340673][   T31] 2 locks held by syz-executor/7182:
[  329.346007][   T31]  #0: ffffffff8fbc6d48 (pernet_ops_rwsem){++++}-{4:4}, at: copy_net_ns+0x4f7/0x730
[  329.355494][   T31]  #1: ffffffff8fbd5d40 (rtnl_mutex){+.+.}-{4:4}, at: register_netdevice_notifier_net+0x1a/0xa0
[  329.368597][   T31] 
[  329.372155][   T31] =============================================
[  329.372155][   T31] 
[  329.380787][   T31] NMI backtrace for cpu 1
[  329.380805][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  329.380823][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  329.380835][   T31] Call Trace:
[  329.380844][   T31]  <TASK>
[  329.380851][   T31]  dump_stack_lvl+0xe8/0x150
[  329.380883][   T31]  nmi_cpu_backtrace+0x274/0x2d0
[  329.380904][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  329.380932][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  329.380956][   T31]  sys_info+0x135/0x170
[  329.380983][   T31]  watchdog+0xfd3/0x1030
[  329.381013][   T31]  ? watchdog+0x1c9/0x1030
[  329.381049][   T31]  kthread+0x388/0x470
[  329.381072][   T31]  ? __pfx_watchdog+0x10/0x10
[  329.381094][   T31]  ? __pfx_kthread+0x10/0x10
[  329.381118][   T31]  ret_from_fork+0x51e/0xb90
[  329.381146][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  329.381171][   T31]  ? __switch_to+0xc7d/0x1420
[  329.381200][   T31]  ? __pfx_kthread+0x10/0x10
[  329.381224][   T31]  ret_from_fork_asm+0x1a/0x30
[  329.381259][   T31]  </TASK>
[  329.381267][   T31] Sending NMI from CPU 1 to CPUs 0:
[  329.496052][    C0] NMI backtrace for cpu 0
[  329.496082][    C0] CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) 
[  329.496105][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  329.496117][    C0] Workqueue: bat_events batadv_tt_purge
[  329.496143][    C0] RIP: 0010:__lock_acquire+0x524/0x2cf0
[  329.496173][    C0] Code: 00 48 83 c3 28 41 89 c4 49 39 cf 0f 8d c7 00 00 00 49 83 ff 31 0f 83 83 00 00 00 8b 03 25 ff 1f 00 00 48 0f a3 05 dc e9 82 12 <73> 10 48 69 c0 c8 00 00 00 48 8d 88 30 53 c6 93 eb 32 83 3d a3 79
[  329.496189][    C0] RSP: 0018:ffffc90000117828 EFLAGS: 00000003
[  329.496203][    C0] RAX: 00000000000008ba RBX: ffff88801deb8b98 RCX: 0000000000000002
[  329.496216][    C0] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000000
[  329.496227][    C0] RBP: ffff88801deb8ba0 R08: ffffffff8b7f59ea R09: ffff888058189218
[  329.496240][    C0] R10: dffffc0000000000 R11: fffffbfff202479f R12: 00000000ffffff05
[  329.496253][    C0] R13: ffff88801deb8ba0 R14: ffff88801deb8000 R15: 0000000000000001
[  329.496267][    C0] FS:  0000000000000000(0000) GS:ffff888125448000(0000) knlGS:0000000000000000
[  329.496282][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  329.496294][    C0] CR2: 00007fba7f9d29a0 CR3: 000000000e54a000 CR4: 00000000003526f0
[  329.496311][    C0] Call Trace:
[  329.496318][    C0]  <TASK>
[  329.496333][    C0]  ? irqentry_exit+0x61a/0x700
[  329.496357][    C0]  ? lockdep_hardirqs_on+0x7a/0x110
[  329.496379][    C0]  ? irqentry_exit+0x61a/0x700
[  329.496402][    C0]  ? batadv_tt_local_purge+0x10a/0x340
[  329.496420][    C0]  lock_acquire+0x106/0x350
[  329.496444][    C0]  ? batadv_tt_local_purge+0x10a/0x340
[  329.496465][    C0]  ? batadv_tt_local_purge+0x2a7/0x340
[  329.496485][    C0]  ? batadv_tt_local_purge+0x10a/0x340
[  329.496502][    C0]  _raw_spin_lock_bh+0x36/0x50
[  329.496523][    C0]  ? batadv_tt_local_purge+0x10a/0x340
[  329.496541][    C0]  batadv_tt_local_purge+0x10a/0x340
[  329.496563][    C0]  ? process_one_work+0x8b7/0x1710
[  329.496589][    C0]  batadv_tt_purge+0x35/0x9e0
[  329.496610][    C0]  ? process_one_work+0x8b7/0x1710
[  329.496635][    C0]  process_one_work+0x9a3/0x1710
[  329.496667][    C0]  ? __pfx_process_one_work+0x10/0x10
[  329.496692][    C0]  ? do_raw_spin_lock+0x12b/0x2f0
[  329.496719][    C0]  worker_thread+0xba8/0x11e0
[  329.496744][    C0]  kthread+0x388/0x470
[  329.496764][    C0]  ? __pfx_worker_thread+0x10/0x10
[  329.496780][    C0]  ? __pfx_kthread+0x10/0x10
[  329.496799][    C0]  ret_from_fork+0x51e/0xb90
[  329.496826][    C0]  ? __pfx_ret_from_fork+0x10/0x10
[  329.496849][    C0]  ? __switch_to+0xc7d/0x1420
[  329.496872][    C0]  ? __pfx_kthread+0x10/0x10
[  329.496892][    C0]  ret_from_fork_asm+0x1a/0x30
[  329.496915][    C0]  </TASK>
[  329.768323][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  329.775193][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  329.784553][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[  329.794797][   T31] Call Trace:
[  329.798074][   T31]  <TASK>
[  329.800993][   T31]  vpanic+0x56c/0xa60
[  329.804987][   T31]  ? __pfx___schedule+0x10/0x10
[  329.809954][   T31]  ? __pfx_vpanic+0x10/0x10
[  329.814581][   T31]  ? nmi_trigger_cpumask_backtrace+0x1f4/0x300
[  329.820834][   T31]  panic+0xc5/0xd0
[  329.824576][   T31]  ? __pfx_panic+0x10/0x10
[  329.829019][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  329.834500][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  329.840676][   T31]  watchdog+0x102c/0x1030
[  329.845030][   T31]  ? watchdog+0x1c9/0x1030
[  329.849639][   T31]  kthread+0x388/0x470
[  329.853803][   T31]  ? __pfx_watchdog+0x10/0x10
[  329.858489][   T31]  ? __pfx_kthread+0x10/0x10
[  329.863248][   T31]  ret_from_fork+0x51e/0xb90
[  329.867840][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  329.872963][   T31]  ? __switch_to+0xc7d/0x1420
[  329.877855][   T31]  ? __pfx_kthread+0x10/0x10
[  329.882472][   T31]  ret_from_fork_asm+0x1a/0x30
[  329.887358][   T31]  </TASK>
[  329.891455][   T31] Kernel Offset: disabled
[  329.895874][   T31] Rebooting in 86400 seconds..