Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts.
executing program
[ 87.950134][ T4249] loop0: detected capacity change from 0 to 32768
[ 87.977640][ T4249] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 87.996265][ T4249] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[ 88.026880][ T4249] gfs2: fsid=syz:syz.0: journal 0 mapped with 14 extents in 3ms
[ 88.039901][ T951] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 88.048039][ T951] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 88.117912][ T951] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 69ms
[ 88.133369][ T951] gfs2: fsid=syz:syz.0: jid=0: Done
[ 88.139678][ T4249] gfs2: fsid=syz:syz.0: first mount done, others may mount
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 92.389337][ T27] cfg80211: failed to load regulatory.db
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 118.551518][ T41] ------------[ cut here ]------------
[ 118.557830][ T41] WARNING: CPU: 0 PID: 41 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0
[ 118.568861][ T41] Modules linked in:
[ 118.573232][ T41] CPU: 0 PID: 41 Comm: kworker/u4:2 Not tainted 6.1.141-syzkaller #0
[ 118.583411][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 118.595772][ T41] Workqueue: writeback wb_workfn (flush-7:0)
[ 118.603254][ T41] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 118.609786][ T41] 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
[ 118.631777][ T41] RSP: 0018:ffffc90000b27138 EFLAGS: 00010093
[ 118.639032][ T41] RAX: ffffffff81ae4ced RBX: ffffea000091c3c0 RCX: ffff88801c6a8000
[ 118.648775][ T41] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 118.657775][ T41] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f1e930
[ 118.667791][ T41] R10: ffffed1002f1e930 R11: 1ffff11002f1e92f R12: 1ffff11002f1e92f
[ 118.677158][ T41] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880178f4978
[ 118.685893][ T41] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 118.696380][ T41] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 118.704012][ T41] CR2: 00007f29b4c83130 CR3: 000000007e5ef000 CR4: 00000000003506f0
[ 118.712917][ T41] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 118.722534][ T41] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 118.730908][ T41] Call Trace:
[ 118.735302][ T41]
[ 118.738817][ T41] ? folio_mapping+0x1ba/0x4d0
[ 118.744065][ T41] mark_buffer_dirty+0x33f/0x7a0
[ 118.750156][ T41] gfs2_unpin+0x125/0x9a0
[ 118.755332][ T41] ? log_pull_tail+0x7f/0x370
[ 118.760742][ T41] buf_lo_after_commit+0x15a/0x1a0
[ 118.766761][ T41] ? buf_lo_before_commit+0xf0/0xf0
[ 118.772799][ T41] gfs2_log_flush+0x10be/0x24e0
[ 118.778166][ T41] ? do_raw_spin_unlock+0x11d/0x230
[ 118.784681][ T41] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 118.790560][ T41] ? __lock_acquire+0x7c50/0x7c50
[ 118.796607][ T41] ? do_raw_spin_lock+0x11d/0x280
[ 118.804184][ T41] gfs2_write_inode+0x23b/0x3d0
[ 118.809264][ T41] __writeback_single_inode+0x75b/0x1160
[ 118.815846][ T41] writeback_sb_inodes+0xad8/0x17d0
[ 118.821918][ T41] ? queue_io+0x5a0/0x5a0
[ 118.827475][ T41] __writeback_inodes_wb+0x12a/0x3f0
[ 118.834498][ T41] wb_writeback+0x47a/0xd00
[ 118.839705][ T41] ? percpu_ref_tryget+0x250/0x250
[ 118.845236][ T41] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 118.851832][ T41] ? get_nr_dirty_inodes+0x290/0x2c0
[ 118.859817][ T41] wb_workfn+0xb66/0xec0
[ 118.866151][ T41] ? inode_wait_for_writeback+0x200/0x200
[ 118.874120][ T41] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 118.882029][ T41] ? read_lock_is_recursive+0x10/0x10
[ 118.888427][ T41] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 118.895205][ T41] ? _raw_spin_unlock+0x40/0x40
[ 118.900808][ T41] ? _raw_spin_unlock_irq+0x1f/0x40
[ 118.906914][ T41] ? process_one_work+0x7a1/0x1160
[ 118.912262][ T41] process_one_work+0x898/0x1160
[ 118.917445][ T41] ? worker_detach_from_pool+0x240/0x240
[ 118.923657][ T41] ? _raw_spin_lock_irq+0xab/0xe0
[ 118.929567][ T41] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 118.935675][ T41] ? kthread_data+0x4b/0xc0
[ 118.941520][ T41] worker_thread+0xaa2/0x1250
[ 118.946831][ T41] ? __kthread_parkme+0x162/0x1c0
[ 118.952438][ T41] kthread+0x29d/0x330
[ 118.957293][ T41] ? worker_clr_flags+0x1a0/0x1a0
[ 118.963663][ T41] ? kthread_blkcg+0xd0/0xd0
[ 118.969106][ T41] ret_from_fork+0x1f/0x30
[ 118.973875][ T41]
[ 118.977297][ T41] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 118.986107][ T41] CPU: 0 PID: 41 Comm: kworker/u4:2 Not tainted 6.1.141-syzkaller #0
[ 118.994875][ T41] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 119.006109][ T41] Workqueue: writeback wb_workfn (flush-7:0)
[ 119.012896][ T41] Call Trace:
[ 119.016645][ T41]
[ 119.020018][ T41] dump_stack_lvl+0x168/0x22e
[ 119.025028][ T41] ? memcpy+0x3c/0x60
[ 119.029949][ T41] ? show_regs_print_info+0x12/0x12
[ 119.035473][ T41] ? load_image+0x3b0/0x3b0
[ 119.040497][ T41] panic+0x2c9/0x710
[ 119.044890][ T41] ? bpf_jit_dump+0xd0/0xd0
[ 119.050469][ T41] ? ret_from_fork+0x1f/0x30
[ 119.057363][ T41] __warn+0x2f8/0x4f0
[ 119.062287][ T41] ? __folio_mark_dirty+0x95d/0x11e0
[ 119.068104][ T41] ? __folio_mark_dirty+0x95d/0x11e0
[ 119.073874][ T41] report_bug+0x2ba/0x4f0
[ 119.079404][ T41] ? __folio_mark_dirty+0x95d/0x11e0
[ 119.085395][ T41] handle_bug+0x3a/0x70
[ 119.089606][ T41] exc_invalid_op+0x16/0x40
[ 119.094747][ T41] asm_exc_invalid_op+0x16/0x20
[ 119.101039][ T41] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 119.107937][ T41] 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
[ 119.130701][ T41] RSP: 0018:ffffc90000b27138 EFLAGS: 00010093
[ 119.138325][ T41] RAX: ffffffff81ae4ced RBX: ffffea000091c3c0 RCX: ffff88801c6a8000
[ 119.147546][ T41] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 119.156508][ T41] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed1002f1e930
[ 119.167473][ T41] R10: ffffed1002f1e930 R11: 1ffff11002f1e92f R12: 1ffff11002f1e92f
[ 119.176368][ T41] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880178f4978
[ 119.185454][ T41] ? __folio_mark_dirty+0x95d/0x11e0
[ 119.191832][ T41] ? __folio_mark_dirty+0x95d/0x11e0
[ 119.197875][ T41] ? folio_mapping+0x1ba/0x4d0
[ 119.203221][ T41] mark_buffer_dirty+0x33f/0x7a0
[ 119.209083][ T41] gfs2_unpin+0x125/0x9a0
[ 119.213925][ T41] ? log_pull_tail+0x7f/0x370
[ 119.220172][ T41] buf_lo_after_commit+0x15a/0x1a0
[ 119.225522][ T41] ? buf_lo_before_commit+0xf0/0xf0
[ 119.232605][ T41] gfs2_log_flush+0x10be/0x24e0
[ 119.238565][ T41] ? do_raw_spin_unlock+0x11d/0x230
[ 119.244201][ T41] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 119.249864][ T41] ? __lock_acquire+0x7c50/0x7c50
[ 119.255833][ T41] ? do_raw_spin_lock+0x11d/0x280
[ 119.261366][ T41] gfs2_write_inode+0x23b/0x3d0
[ 119.266990][ T41] __writeback_single_inode+0x75b/0x1160
[ 119.273379][ T41] writeback_sb_inodes+0xad8/0x17d0
[ 119.279257][ T41] ? queue_io+0x5a0/0x5a0
[ 119.283761][ T41] __writeback_inodes_wb+0x12a/0x3f0
[ 119.290065][ T41] wb_writeback+0x47a/0xd00
[ 119.295102][ T41] ? percpu_ref_tryget+0x250/0x250
[ 119.300527][ T41] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 119.306951][ T41] ? get_nr_dirty_inodes+0x290/0x2c0
[ 119.313013][ T41] wb_workfn+0xb66/0xec0
[ 119.317765][ T41] ? inode_wait_for_writeback+0x200/0x200
[ 119.325378][ T41] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 119.332141][ T41] ? read_lock_is_recursive+0x10/0x10
[ 119.338360][ T41] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 119.344745][ T41] ? _raw_spin_unlock+0x40/0x40
[ 119.351000][ T41] ? _raw_spin_unlock_irq+0x1f/0x40
[ 119.357352][ T41] ? process_one_work+0x7a1/0x1160
[ 119.364778][ T41] process_one_work+0x898/0x1160
[ 119.370652][ T41] ? worker_detach_from_pool+0x240/0x240
[ 119.376592][ T41] ? _raw_spin_lock_irq+0xab/0xe0
[ 119.381841][ T41] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 119.387714][ T41] ? kthread_data+0x4b/0xc0
[ 119.393639][ T41] worker_thread+0xaa2/0x1250
[ 119.399893][ T41] ? __kthread_parkme+0x162/0x1c0
[ 119.405640][ T41] kthread+0x29d/0x330
[ 119.410312][ T41] ? worker_clr_flags+0x1a0/0x1a0
[ 119.415596][ T41] ? kthread_blkcg+0xd0/0xd0
[ 119.421332][ T41] ret_from_fork+0x1f/0x30
[ 119.426678][ T41]
[ 119.430490][ T41] Kernel Offset: disabled
[ 119.436475][ T41] Rebooting in 86400 seconds..