Warning: Permanently added '10.128.0.127' (ED25519) to the list of known hosts.
executing program
[ 96.635673][ T4251] loop0: detected capacity change from 0 to 32768
[ 96.657730][ T4251] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 96.676766][ T4251] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 96.697143][ T4251] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[ 96.708404][ T952] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 96.716758][ T952] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 96.786027][ T952] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 69ms
[ 96.797876][ T952] gfs2: fsid=syz:syz.0: jid=0: Done
[ 96.805116][ T4251] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 96.995948][ T4251] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 97.050984][ T4251] ------------[ cut here ]------------
[ 97.058319][ T4251] WARNING: CPU: 0 PID: 4251 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0
[ 97.070502][ T4251] Modules linked in:
[ 97.074835][ T4251] CPU: 0 PID: 4251 Comm: syz-executor837 Not tainted 6.1.141-syzkaller #0
[ 97.084576][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 97.096024][ T4251] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 97.102645][ T4251] 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
[ 97.124365][ T4251] RSP: 0018:ffffc90003b57638 EFLAGS: 00010093
[ 97.131063][ T4251] RAX: ffffffff81ae4ced RBX: ffffea0001da0140 RCX: ffff88802e180000
[ 97.139643][ T4251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 97.148949][ T4251] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10046b97d0
[ 97.158059][ T4251] R10: ffffed10046b97d0 R11: 1ffff110046b97cf R12: 1ffff110046b97cf
[ 97.167845][ T4251] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880235cbe78
[ 97.177295][ T4251] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 97.187305][ T4251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 97.194799][ T4251] CR2: 00007f7baef53000 CR3: 000000001e3a2000 CR4: 00000000003506f0
[ 97.204381][ T4251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 97.213364][ T4251] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 97.223095][ T4251] Call Trace:
[ 97.226922][ T4251]
[ 97.230229][ T4251] ? folio_mapping+0x1ba/0x4d0
[ 97.235653][ T4251] mark_buffer_dirty+0x33f/0x7a0
[ 97.241084][ T4251] gfs2_unpin+0x125/0x9a0
[ 97.246098][ T4251] buf_lo_after_commit+0x15a/0x1a0
[ 97.251704][ T4251] ? buf_lo_before_commit+0xf0/0xf0
[ 97.257992][ T4251] gfs2_log_flush+0x10be/0x24e0
[ 97.263462][ T4251] ? lock_chain_count+0x20/0x20
[ 97.269206][ T4251] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 97.275186][ T4251] ? slab_free_freelist_hook+0x131/0x1a0
[ 97.281602][ T4251] ? do_sync+0x93b/0xc00
[ 97.286501][ T4251] ? __kmem_cache_free+0xb6/0x1f0
[ 97.292183][ T4251] do_sync+0x996/0xc00
[ 97.296774][ T4251] ? slot_put+0x1e0/0x1e0
[ 97.301917][ T4251] ? do_raw_spin_unlock+0x11d/0x230
[ 97.307861][ T4251] gfs2_quota_sync+0x32c/0x6f0
[ 97.314377][ T4251] gfs2_sync_fs+0x48/0xb0
[ 97.319381][ T4251] sync_filesystem+0xe6/0x220
[ 97.324826][ T4251] generic_shutdown_super+0x6b/0x340
[ 97.331198][ T4251] kill_block_super+0x7c/0xe0
[ 97.336663][ T4251] deactivate_locked_super+0x93/0xf0
[ 97.342810][ T4251] cleanup_mnt+0x463/0x4f0
[ 97.347494][ T22] cfg80211: failed to load regulatory.db
[ 97.348039][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 97.360927][ T4251] task_work_run+0x1ca/0x250
[ 97.366272][ T4251] ? task_work_cancel+0x230/0x230
[ 97.372141][ T4251] ? do_exit+0x931/0x2400
[ 97.376904][ T4251] ? kmem_cache_free+0xf7/0x290
[ 97.382347][ T4251] do_exit+0x936/0x2400
[ 97.387355][ T4251] ? put_task_struct+0x80/0x80
[ 97.393163][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 97.399913][ T4251] ? lock_chain_count+0x20/0x20
[ 97.405959][ T4251] ? _raw_spin_lock_irq+0xab/0xe0
[ 97.411542][ T4251] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 97.417824][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 97.425322][ T4251] ? _raw_spin_unlock_irq+0x1f/0x40
[ 97.431909][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 97.438081][ T4251] do_group_exit+0x217/0x2d0
[ 97.443566][ T4251] __x64_sys_exit_group+0x3b/0x40
[ 97.449013][ T4251] do_syscall_64+0x4c/0xa0
[ 97.454008][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 97.459242][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 97.464864][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 97.471864][ T4251] RIP: 0033:0x7f861bd35b09
[ 97.477105][ T4251] Code: Unable to access opcode bytes at 0x7f861bd35adf.
[ 97.485269][ T4251] RSP: 002b:00007ffdf10280f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 97.494989][ T4251] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f861bd35b09
[ 97.503939][ T4251] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 97.512590][ T4251] RBP: 00007f861bdc42b0 R08: ffffffffffffffb8 R09: 00000000000125aa
[ 97.521833][ T4251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f861bdc42b0
[ 97.530773][ T4251] R13: 0000000000000000 R14: 00007f861bdc5020 R15: 00007f861bd04050
[ 97.541407][ T4251]
[ 97.547698][ T4251] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 97.556513][ T4251] CPU: 0 PID: 4251 Comm: syz-executor837 Not tainted 6.1.141-syzkaller #0
[ 97.566892][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 97.578093][ T4251] Call Trace:
[ 97.582214][ T4251]
[ 97.585502][ T4251] dump_stack_lvl+0x168/0x22e
[ 97.591184][ T4251] ? memcpy+0x3c/0x60
[ 97.597019][ T4251] ? show_regs_print_info+0x12/0x12
[ 97.603202][ T4251] ? load_image+0x3b0/0x3b0
[ 97.608697][ T4251] panic+0x2c9/0x710
[ 97.613962][ T4251] ? bpf_jit_dump+0xd0/0xd0
[ 97.619363][ T4251] __warn+0x2f8/0x4f0
[ 97.623703][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 97.629977][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 97.635999][ T4251] report_bug+0x2ba/0x4f0
[ 97.641433][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 97.647699][ T4251] handle_bug+0x3a/0x70
[ 97.652254][ T4251] exc_invalid_op+0x16/0x40
[ 97.657387][ T4251] asm_exc_invalid_op+0x16/0x20
[ 97.662857][ T4251] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 97.669639][ T4251] 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
[ 97.692997][ T4251] RSP: 0018:ffffc90003b57638 EFLAGS: 00010093
[ 97.701572][ T4251] RAX: ffffffff81ae4ced RBX: ffffea0001da0140 RCX: ffff88802e180000
[ 97.712003][ T4251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 97.721867][ T4251] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10046b97d0
[ 97.731035][ T4251] R10: ffffed10046b97d0 R11: 1ffff110046b97cf R12: 1ffff110046b97cf
[ 97.742851][ T4251] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880235cbe78
[ 97.752463][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 97.758359][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 97.765790][ T4251] ? folio_mapping+0x1ba/0x4d0
[ 97.771104][ T4251] mark_buffer_dirty+0x33f/0x7a0
[ 97.777716][ T4251] gfs2_unpin+0x125/0x9a0
[ 97.783170][ T4251] buf_lo_after_commit+0x15a/0x1a0
[ 97.788587][ T4251] ? buf_lo_before_commit+0xf0/0xf0
[ 97.794936][ T4251] gfs2_log_flush+0x10be/0x24e0
[ 97.801243][ T4251] ? lock_chain_count+0x20/0x20
[ 97.807217][ T4251] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 97.812991][ T4251] ? slab_free_freelist_hook+0x131/0x1a0
[ 97.820825][ T4251] ? do_sync+0x93b/0xc00
[ 97.826362][ T4251] ? __kmem_cache_free+0xb6/0x1f0
[ 97.831835][ T4251] do_sync+0x996/0xc00
[ 97.836702][ T4251] ? slot_put+0x1e0/0x1e0
[ 97.841617][ T4251] ? do_raw_spin_unlock+0x11d/0x230
[ 97.847820][ T4251] gfs2_quota_sync+0x32c/0x6f0
[ 97.853616][ T4251] gfs2_sync_fs+0x48/0xb0
[ 97.859077][ T4251] sync_filesystem+0xe6/0x220
[ 97.864971][ T4251] generic_shutdown_super+0x6b/0x340
[ 97.871857][ T4251] kill_block_super+0x7c/0xe0
[ 97.877774][ T4251] deactivate_locked_super+0x93/0xf0
[ 97.883707][ T4251] cleanup_mnt+0x463/0x4f0
[ 97.888918][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 97.894513][ T4251] task_work_run+0x1ca/0x250
[ 97.899713][ T4251] ? task_work_cancel+0x230/0x230
[ 97.905321][ T4251] ? do_exit+0x931/0x2400
[ 97.910064][ T4251] ? kmem_cache_free+0xf7/0x290
[ 97.915292][ T4251] do_exit+0x936/0x2400
[ 97.920425][ T4251] ? put_task_struct+0x80/0x80
[ 97.926620][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 97.932932][ T4251] ? lock_chain_count+0x20/0x20
[ 97.938893][ T4251] ? _raw_spin_lock_irq+0xab/0xe0
[ 97.947789][ T4251] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 97.954504][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 97.961491][ T4251] ? _raw_spin_unlock_irq+0x1f/0x40
[ 97.968537][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 97.974764][ T4251] do_group_exit+0x217/0x2d0
[ 97.980159][ T4251] __x64_sys_exit_group+0x3b/0x40
[ 97.985640][ T4251] do_syscall_64+0x4c/0xa0
[ 97.990801][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 97.995941][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 98.001272][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 98.008356][ T4251] RIP: 0033:0x7f861bd35b09
[ 98.013246][ T4251] Code: Unable to access opcode bytes at 0x7f861bd35adf.
[ 98.022259][ T4251] RSP: 002b:00007ffdf10280f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 98.032802][ T4251] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f861bd35b09
[ 98.042790][ T4251] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 98.052909][ T4251] RBP: 00007f861bdc42b0 R08: ffffffffffffffb8 R09: 00000000000125aa
[ 98.062887][ T4251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f861bdc42b0
[ 98.072015][ T4251] R13: 0000000000000000 R14: 00007f861bdc5020 R15: 00007f861bd04050
[ 98.081600][ T4251]
[ 98.086492][ T4251] Kernel Offset: disabled
[ 98.092244][ T4251] Rebooting in 86400 seconds..