Warning: Permanently added '10.128.10.27' (ECDSA) to the list of known hosts. syzkaller login: [ 34.353284] IPVS: ftp: loaded support on port[0] = 21 executing program [ 34.518613] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 34.526956] gfs2: fsid=syz:syz: Now mounting FS... [ 34.555851] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents [ 34.562234] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 34.568632] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 34.581111] gfs2: fsid=syz:syz.0: jid=0: Done [ 34.585859] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 34.705715] audit: type=1800 audit(1673128238.381:2): pid=8139 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor342" name="bus" dev="loop0" ino=9375 res=0 [ 34.741537] WARNING: CPU: 0 PID: 8139 at include/linux/backing-dev.h:340 account_page_dirtied+0x8cc/0xbb0 [ 34.751335] Kernel panic - not syncing: panic_on_warn set ... [ 34.751335] [ 34.758697] CPU: 0 PID: 8139 Comm: syz-executor342 Not tainted 4.19.211-syzkaller #0 [ 34.766650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 34.775986] Call Trace: [ 34.778561] dump_stack+0x1fc/0x2ef [ 34.782170] panic+0x26a/0x50e [ 34.785344] ? __warn_printk+0xf3/0xf3 [ 34.789213] ? account_page_dirtied+0x8cc/0xbb0 [ 34.793859] ? __probe_kernel_read+0x130/0x1b0 [ 34.798428] ? __warn.cold+0x5/0x5a [ 34.802041] ? __warn+0xe4/0x200 [ 34.805397] ? account_page_dirtied+0x8cc/0xbb0 [ 34.810045] __warn.cold+0x20/0x5a [ 34.813564] ? account_page_dirtied+0x8cc/0xbb0 [ 34.818212] report_bug+0x262/0x2b0 [ 34.821835] do_error_trap+0x1d7/0x310 [ 34.825713] ? math_error+0x310/0x310 [ 34.829511] ? mark_held_locks+0xf0/0xf0 [ 34.833562] ? error_entry+0x72/0xd0 [ 34.837269] ? trace_hardirqs_off_caller+0x2c/0x210 [ 34.842277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.847113] invalid_op+0x14/0x20 [ 34.850551] RIP: 0010:account_page_dirtied+0x8cc/0xbb0 [ 34.855812] Code: 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 ec e1 ca ff 31 ff 89 c3 89 c6 e8 f1 b3 e2 ff 85 db 0f 85 39 f9 ff ff e8 74 b2 e2 ff <0f> 0b e9 2d f9 ff ff e8 68 b2 e2 ff 4c 89 e6 4c 89 ef e8 9d b3 2d [ 34.874704] RSP: 0018:ffff88809539f940 EFLAGS: 00010093 [ 34.880058] RAX: ffff8880951284c0 RBX: 0000000000000000 RCX: ffffffff817fd2ef [ 34.887310] RDX: 0000000000000000 RSI: ffffffff817fd2fc RDI: 0000000000000005 [ 34.894558] RBP: ffff8880ae1aaa60 R08: 0000000000000001 R09: 0000000000000000 [ 34.901806] R10: 0000000000000005 R11: 0000000000000000 R12: ffffea0002a53e80 [ 34.909053] R13: ffff8880ae1aa8d8 R14: ffff8880b0720ee0 R15: ffffea0002a53e88 [ 34.916316] ? account_page_dirtied+0x8bf/0xbb0 [ 34.920968] ? account_page_dirtied+0x8cc/0xbb0 [ 34.925622] __set_page_dirty+0x7f/0x3e0 [ 34.929665] ? lock_page_memcg+0xa7/0x220 [ 34.933795] mark_buffer_dirty+0x424/0x5c0 [ 34.938013] gfs2_unpin+0xd6/0xe80 [ 34.941535] ? log_write_header+0x29b/0x1010 [ 34.945923] ? wait_woken+0x250/0x250 [ 34.949704] buf_lo_after_commit+0x140/0x210 [ 34.954096] ? gfs2_unpin+0xe80/0xe80 [ 34.957877] gfs2_log_flush+0x9fa/0x1ef0 [ 34.961921] ? lock_acquire+0x170/0x3c0 [ 34.965876] ? gfs2_log_shutdown+0x3f0/0x3f0 [ 34.970266] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 34.975359] ? debug_check_no_obj_freed+0x201/0x490 [ 34.980354] ? mark_held_locks+0xa6/0xf0 [ 34.984392] ? kfree+0x110/0x210 [ 34.987738] ? unregister_shrinker+0x1cb/0x300 [ 34.992302] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 34.996868] gfs2_kill_sb+0x54/0x1a0 [ 35.000564] deactivate_locked_super+0x94/0x160 [ 35.005211] deactivate_super+0x174/0x1a0 [ 35.009341] ? deactivate_locked_super+0x160/0x160 [ 35.014252] ? dput+0x31/0x640 [ 35.017441] cleanup_mnt+0x1a8/0x290 [ 35.021145] task_work_run+0x148/0x1c0 [ 35.025015] do_exit+0xbf3/0x2be0 [ 35.028455] ? lock_downgrade+0x720/0x720 [ 35.032591] ? mm_update_next_owner+0x650/0x650 [ 35.037244] ? up_read+0x17/0x110 [ 35.040679] ? __do_page_fault+0x180/0xd60 [ 35.044903] do_group_exit+0x125/0x310 [ 35.048779] __x64_sys_exit_group+0x3a/0x50 [ 35.053080] do_syscall_64+0xf9/0x620 [ 35.056861] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.062027] RIP: 0033:0x7f4168f029e9 [ 35.065720] Code: Bad RIP value. [ 35.069242] RSP: 002b:00007ffc85349eb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 35.076934] RAX: ffffffffffffffda RBX: 00007f4168faf330 RCX: 00007f4168f029e9 [ 35.084181] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 35.091442] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f4168fa9e40 [ 35.098690] R10: 00007ffc85349dd0 R11: 0000000000000246 R12: 00007f4168faf330 [ 35.105936] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 35.113539] Kernel Offset: disabled [ 35.117215] Rebooting in 86400 seconds..