Warning: Permanently added '10.128.1.118' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 75.620531][ T4252] loop0: detected capacity change from 0 to 32768
[ 75.633106][ T4252] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 75.641742][ T4252] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[ 75.663098][ T4252] gfs2: fsid=syz:syz.0: journal 0 mapped with 14 extents in 0ms
[ 75.674332][ T33] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 75.681466][ T33] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 75.740146][ T33] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms
[ 75.750464][ T33] gfs2: fsid=syz:syz.0: jid=0: Done
[ 75.756736][ T4252] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 75.918480][ T26] audit: type=1800 audit(1749781447.659:2): pid=4252 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor749" name="bus" dev="loop0" ino=2342 res=0 errno=0
[ 75.958427][ T4252] ------------[ cut here ]------------
[ 75.967623][ T4252] WARNING: CPU: 1 PID: 4252 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0
[ 75.978029][ T4252] Modules linked in:
[ 75.981987][ T4252] CPU: 1 PID: 4252 Comm: syz-executor749 Not tainted 6.1.141-syzkaller #0
[ 75.990524][ T4252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 76.000628][ T4252] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 76.006586][ T4252] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2
[ 76.026239][ T4252] RSP: 0018:ffffc90003c878f8 EFLAGS: 00010093
[ 76.032361][ T4252] RAX: ffffffff81ae4ced RBX: ffffea0001df5c80 RCX: ffff88801a30d940
[ 76.040376][ T4252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 76.048388][ T4252] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f12930
[ 76.056401][ T4252] R10: ffffed1002f12930 R11: 1ffff11002f1292f R12: 1ffff11002f1292f
[ 76.064385][ T4252] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888017894978
[ 76.072371][ T4252] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 76.081312][ T4252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.087901][ T4252] CR2: 00007f6f0c584130 CR3: 000000000c68e000 CR4: 00000000003506e0
[ 76.095966][ T4252] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 76.103954][ T4252] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 76.111929][ T4252] Call Trace:
[ 76.115279][ T4252]
[ 76.118227][ T4252] ? folio_mapping+0x1ba/0x4d0
[ 76.123001][ T4252] mark_buffer_dirty+0x33f/0x7a0
[ 76.127985][ T4252] gfs2_unpin+0x125/0x9a0
[ 76.132329][ T4252] ? log_pull_tail+0x7f/0x370
[ 76.137054][ T4252] buf_lo_after_commit+0x15a/0x1a0
[ 76.142220][ T4252] ? buf_lo_before_commit+0xf0/0xf0
[ 76.147429][ T4252] gfs2_log_flush+0x10be/0x24e0
[ 76.152289][ T4252] ? unregister_shrinker+0x225/0x310
[ 76.157593][ T4252] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 76.162712][ T4252] ? unregister_shrinker+0x24e/0x310
[ 76.168002][ T4252] ? unregister_shrinker+0x24e/0x310
[ 76.173300][ T4252] ? kfree+0x30/0x190
[ 76.177290][ T4252] gfs2_kill_sb+0x50/0xd0
[ 76.181627][ T4252] deactivate_locked_super+0x93/0xf0
[ 76.186922][ T4252] cleanup_mnt+0x463/0x4f0
[ 76.191346][ T4252] ? lockdep_hardirqs_on+0x94/0x140
[ 76.196676][ T4252] task_work_run+0x1ca/0x250
[ 76.201290][ T4252] ? task_work_cancel+0x230/0x230
[ 76.206327][ T4252] ? do_exit+0x931/0x2400
[ 76.210674][ T4252] ? kmem_cache_free+0xf7/0x290
[ 76.215548][ T4252] do_exit+0x936/0x2400
[ 76.219740][ T4252] ? put_task_struct+0x80/0x80
[ 76.224527][ T4252] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 76.230534][ T4252] ? lock_chain_count+0x20/0x20
[ 76.235393][ T4252] ? _raw_spin_lock_irq+0xab/0xe0
[ 76.240516][ T4252] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 76.245894][ T4252] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 76.251918][ T4252] ? _raw_spin_unlock_irq+0x1f/0x40
[ 76.257145][ T4252] ? lockdep_hardirqs_on+0x94/0x140
[ 76.262372][ T4252] do_group_exit+0x217/0x2d0
[ 76.266990][ T4252] __x64_sys_exit_group+0x3b/0x40
[ 76.272027][ T4252] do_syscall_64+0x4c/0xa0
[ 76.276451][ T4252] ? clear_bhb_loop+0x60/0xb0
[ 76.281131][ T4252] ? clear_bhb_loop+0x60/0xb0
[ 76.285816][ T4252] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 76.291727][ T4252] RIP: 0033:0x7f6f0c4f7b09
[ 76.296155][ T4252] Code: Unable to access opcode bytes at 0x7f6f0c4f7adf.
[ 76.303166][ T4252] RSP: 002b:00007ffcfb7b5bd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 76.311584][ T4252] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6f0c4f7b09
[ 76.319569][ T4252] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 76.327541][ T4252] RBP: 00007f6f0c5862b0 R08: ffffffffffffffb8 R09: 0000000000000006
[ 76.335516][ T4252] R10: 00007ffcfb7b5b00 R11: 0000000000000246 R12: 00007f6f0c5862b0
[ 76.343489][ T4252] R13: 0000000000000000 R14: 00007f6f0c587020 R15: 00007f6f0c4c6040
[ 76.351474][ T4252]
[ 76.354508][ T4252] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 76.361793][ T4252] CPU: 1 PID: 4252 Comm: syz-executor749 Not tainted 6.1.141-syzkaller #0
[ 76.370300][ T4252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 76.380354][ T4252] Call Trace:
[ 76.383637][ T4252]
[ 76.386570][ T4252] dump_stack_lvl+0x168/0x22e
[ 76.391255][ T4252] ? memcpy+0x3c/0x60
[ 76.395243][ T4252] ? show_regs_print_info+0x12/0x12
[ 76.400453][ T4252] ? load_image+0x3b0/0x3b0
[ 76.404962][ T4252] panic+0x2c9/0x710
[ 76.408859][ T4252] ? bpf_jit_dump+0xd0/0xd0
[ 76.413370][ T4252] __warn+0x2f8/0x4f0
[ 76.417354][ T4252] ? __folio_mark_dirty+0x95d/0x11e0
[ 76.422650][ T4252] ? __folio_mark_dirty+0x95d/0x11e0
[ 76.427940][ T4252] report_bug+0x2ba/0x4f0
[ 76.432321][ T4252] ? __folio_mark_dirty+0x95d/0x11e0
[ 76.437619][ T4252] handle_bug+0x3a/0x70
[ 76.441781][ T4252] exc_invalid_op+0x16/0x40
[ 76.446294][ T4252] asm_exc_invalid_op+0x16/0x20
[ 76.451146][ T4252] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 76.457044][ T4252] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2
[ 76.476658][ T4252] RSP: 0018:ffffc90003c878f8 EFLAGS: 00010093
[ 76.482728][ T4252] RAX: ffffffff81ae4ced RBX: ffffea0001df5c80 RCX: ffff88801a30d940
[ 76.490700][ T4252] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 76.498673][ T4252] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f12930
[ 76.506647][ T4252] R10: ffffed1002f12930 R11: 1ffff11002f1292f R12: 1ffff11002f1292f
[ 76.514625][ T4252] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888017894978
[ 76.522613][ T4252] ? __folio_mark_dirty+0x95d/0x11e0
[ 76.527915][ T4252] ? __folio_mark_dirty+0x95d/0x11e0
[ 76.533210][ T4252] ? folio_mapping+0x1ba/0x4d0
[ 76.537977][ T4252] mark_buffer_dirty+0x33f/0x7a0
[ 76.542927][ T4252] gfs2_unpin+0x125/0x9a0
[ 76.547263][ T4252] ? log_pull_tail+0x7f/0x370
[ 76.551958][ T4252] buf_lo_after_commit+0x15a/0x1a0
[ 76.557078][ T4252] ? buf_lo_before_commit+0xf0/0xf0
[ 76.562291][ T4252] gfs2_log_flush+0x10be/0x24e0
[ 76.567153][ T4252] ? unregister_shrinker+0x225/0x310
[ 76.572457][ T4252] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 76.577579][ T4252] ? unregister_shrinker+0x24e/0x310
[ 76.582867][ T4252] ? unregister_shrinker+0x24e/0x310
[ 76.588150][ T4252] ? kfree+0x30/0x190
[ 76.592133][ T4252] gfs2_kill_sb+0x50/0xd0
[ 76.596467][ T4252] deactivate_locked_super+0x93/0xf0
[ 76.601759][ T4252] cleanup_mnt+0x463/0x4f0
[ 76.606178][ T4252] ? lockdep_hardirqs_on+0x94/0x140
[ 76.611397][ T4252] task_work_run+0x1ca/0x250
[ 76.615995][ T4252] ? task_work_cancel+0x230/0x230
[ 76.621024][ T4252] ? do_exit+0x931/0x2400
[ 76.625361][ T4252] ? kmem_cache_free+0xf7/0x290
[ 76.630223][ T4252] do_exit+0x936/0x2400
[ 76.634392][ T4252] ? put_task_struct+0x80/0x80
[ 76.639160][ T4252] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 76.645146][ T4252] ? lock_chain_count+0x20/0x20
[ 76.649997][ T4252] ? _raw_spin_lock_irq+0xab/0xe0
[ 76.655028][ T4252] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 76.660403][ T4252] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 76.666390][ T4252] ? _raw_spin_unlock_irq+0x1f/0x40
[ 76.671594][ T4252] ? lockdep_hardirqs_on+0x94/0x140
[ 76.676885][ T4252] do_group_exit+0x217/0x2d0
[ 76.681499][ T4252] __x64_sys_exit_group+0x3b/0x40
[ 76.686555][ T4252] do_syscall_64+0x4c/0xa0
[ 76.690977][ T4252] ? clear_bhb_loop+0x60/0xb0
[ 76.695666][ T4252] ? clear_bhb_loop+0x60/0xb0
[ 76.700364][ T4252] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 76.706315][ T4252] RIP: 0033:0x7f6f0c4f7b09
[ 76.710738][ T4252] Code: Unable to access opcode bytes at 0x7f6f0c4f7adf.
[ 76.717760][ T4252] RSP: 002b:00007ffcfb7b5bd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 76.726218][ T4252] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6f0c4f7b09
[ 76.734200][ T4252] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 76.742200][ T4252] RBP: 00007f6f0c5862b0 R08: ffffffffffffffb8 R09: 0000000000000006
[ 76.750195][ T4252] R10: 00007ffcfb7b5b00 R11: 0000000000000246 R12: 00007f6f0c5862b0
[ 76.758177][ T4252] R13: 0000000000000000 R14: 00007f6f0c587020 R15: 00007f6f0c4c6040
[ 76.766166][ T4252]
[ 76.769565][ T4252] Kernel Offset: disabled
[ 76.774019][ T4252] Rebooting in 86400 seconds..