Warning: Permanently added '10.128.0.150' (ECDSA) to the list of known hosts.
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syzkaller login: [ 89.685373][ T1039] ------------[ cut here ]------------
[ 89.690990][ T1039] WARNING: CPU: 0 PID: 1039 at fs/fuse/file.c:1829 fuse_writepages_fill+0x1591/0x1a40
[ 89.701098][ T1039] Modules linked in:
[ 89.705152][ T1039] CPU: 0 PID: 1039 Comm: kworker/u4:6 Not tainted 5.15.0-rc5-next-20211015-syzkaller #0
[ 89.714934][ T1039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 89.725107][ T1039] Workqueue: writeback wb_workfn (flush-0:49)
[ 89.731205][ T1039] RIP: 0010:fuse_writepages_fill+0x1591/0x1a40
[ 89.737437][ T1039] Code: ff 4c 89 f7 e8 90 3c 0f ff e9 71 ec ff ff e8 86 3c 0f ff e9 98 ec ff ff e8 dc a9 c8 fe 4c 89 ff e8 84 82 a1 06 e8 cf a9 c8 fe <0f> 0b 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 10 48 c1 ea 03 80
[ 89.757163][ T1039] RSP: 0018:ffffc90004bff428 EFLAGS: 00010293
[ 89.763350][ T1039] RAX: 0000000000000000 RBX: ffffc90004bff680 RCX: 0000000000000000
[ 89.771461][ T1039] RDX: ffff88801b7b3a00 RSI: ffffffff82aebac1 RDI: 0000000000000001
executing program
[ 89.779573][ T1039] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff88806bcb85e3
[ 89.787690][ T1039] R10: ffffed100d7970bc R11: 0000000000000000 R12: ffffea0001b40f40
[ 89.795827][ T1039] R13: ffffc90004bff690 R14: ffff88806bcb84c8 R15: ffff88806bcb85e0
[ 89.803822][ T1039] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 89.812868][ T1039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 89.819592][ T1039] CR2: 00007f624f94a718 CR3: 000000000b88e000 CR4: 00000000003506f0
[ 89.827680][ T1039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 89.835759][ T1039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 89.843749][ T1039] Call Trace:
[ 89.847088][ T1039]
[ 89.850032][ T1039] write_cache_pages+0x6f4/0x10c0
[ 89.855148][ T1039] ? fuse_writepages+0x320/0x320
[ 89.860140][ T1039] ? __wb_update_bandwidth+0x5a0/0x5a0
[ 89.865699][ T1039] ? fs_reclaim_acquire+0xb2/0x160
[ 89.870831][ T1039] ? rcu_read_lock_sched_held+0x3a/0x70
[ 89.876452][ T1039] fuse_writepages+0x1c9/0x320
[ 89.881228][ T1039] ? fuse_writepages_send+0x400/0x400
[ 89.886687][ T1039] ? lock_downgrade+0x6e0/0x6e0
[ 89.891550][ T1039] ? rwlock_bug.part.0+0x90/0x90
[ 89.896567][ T1039] ? fuse_writepages_send+0x400/0x400
[ 89.901957][ T1039] do_writepages+0x1a4/0x670
[ 89.906678][ T1039] ? writeback_set_ratelimit+0x150/0x150
[ 89.912343][ T1039] ? find_held_lock+0x2d/0x110
[ 89.917221][ T1039] ? wbc_attach_and_unlock_inode+0x8a/0x8d0
[ 89.923133][ T1039] ? lock_downgrade+0x6e0/0x6e0
[ 89.928101][ T1039] ? writeback_sb_inodes+0x3a6/0xf00
executing program
[ 89.933423][ T1039] __writeback_single_inode+0x126/0xff0
[ 89.939048][ T1039] ? wbc_attach_and_unlock_inode+0x8a/0x8d0
[ 89.945047][ T1039] writeback_sb_inodes+0x53d/0xf00
[ 89.950187][ T1039] ? sync_inode_metadata+0xd0/0xd0
[ 89.955406][ T1039] __writeback_inodes_wb+0xc6/0x280
[ 89.960633][ T1039] wb_writeback+0x7f1/0xc30
[ 89.965294][ T1039] ? writeback_inodes_wb.constprop.0+0x1d0/0x1d0
[ 89.971653][ T1039] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 89.978935][ T1039] ? cpumask_next+0xa4/0xf0
[ 89.983470][ T1039] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 89.989310][ T1039] ? get_nr_dirty_inodes+0x16f/0x210
[ 89.994620][ T1039] wb_workfn+0xa21/0x1180
[ 89.999072][ T1039] ? inode_wait_for_writeback+0x30/0x30
[ 90.004655][ T1039] process_one_work+0x9b2/0x1690
[ 90.009691][ T1039] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 90.015171][ T1039] ? rwlock_bug.part.0+0x90/0x90
[ 90.020118][ T1039] ? _raw_spin_lock_irq+0x41/0x50
[ 90.025242][ T1039] worker_thread+0x658/0x11f0
[ 90.029961][ T1039] ? process_one_work+0x1690/0x1690
[ 90.035258][ T1039] kthread+0x405/0x4f0
[ 90.039358][ T1039] ? set_kthread_struct+0x130/0x130
[ 90.044553][ T1039] ret_from_fork+0x1f/0x30
[ 90.049053][ T1039]
[ 90.052073][ T1039] Kernel panic - not syncing: panic_on_warn set ...
[ 90.058641][ T1039] CPU: 0 PID: 1039 Comm: kworker/u4:6 Not tainted 5.15.0-rc5-next-20211015-syzkaller #0
[ 90.068347][ T1039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 90.078521][ T1039] Workqueue: writeback wb_workfn (flush-0:49)
[ 90.084616][ T1039] Call Trace:
[ 90.087890][ T1039]
[ 90.090851][ T1039] dump_stack_lvl+0xcd/0x134
[ 90.095478][ T1039] panic+0x2b0/0x6dd
[ 90.099457][ T1039] ? __warn_printk+0xf3/0xf3
[ 90.104047][ T1039] ? __warn.cold+0x1a/0x44
[ 90.108454][ T1039] ? fuse_writepages_fill+0x1591/0x1a40
[ 90.113991][ T1039] __warn.cold+0x35/0x44
[ 90.118227][ T1039] ? fuse_writepages_fill+0x1591/0x1a40
[ 90.123765][ T1039] report_bug+0x1bd/0x210
[ 90.128090][ T1039] handle_bug+0x3c/0x60
[ 90.132234][ T1039] exc_invalid_op+0x14/0x40
executing program
[ 90.136725][ T1039] asm_exc_invalid_op+0x12/0x20
[ 90.141571][ T1039] RIP: 0010:fuse_writepages_fill+0x1591/0x1a40
[ 90.147752][ T1039] Code: ff 4c 89 f7 e8 90 3c 0f ff e9 71 ec ff ff e8 86 3c 0f ff e9 98 ec ff ff e8 dc a9 c8 fe 4c 89 ff e8 84 82 a1 06 e8 cf a9 c8 fe <0f> 0b 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 10 48 c1 ea 03 80
[ 90.167377][ T1039] RSP: 0018:ffffc90004bff428 EFLAGS: 00010293
[ 90.173462][ T1039] RAX: 0000000000000000 RBX: ffffc90004bff680 RCX: 0000000000000000
[ 90.181443][ T1039] RDX: ffff88801b7b3a00 RSI: ffffffff82aebac1 RDI: 0000000000000001
[ 90.189497][ T1039] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff88806bcb85e3
[ 90.197549][ T1039] R10: ffffed100d7970bc R11: 0000000000000000 R12: ffffea0001b40f40
[ 90.205511][ T1039] R13: ffffc90004bff690 R14: ffff88806bcb84c8 R15: ffff88806bcb85e0
[ 90.213490][ T1039] ? fuse_writepages_fill+0x1591/0x1a40
[ 90.219060][ T1039] ? fuse_writepages_fill+0x1591/0x1a40
[ 90.224609][ T1039] write_cache_pages+0x6f4/0x10c0
[ 90.229631][ T1039] ? fuse_writepages+0x320/0x320
[ 90.234560][ T1039] ? __wb_update_bandwidth+0x5a0/0x5a0
[ 90.240010][ T1039] ? fs_reclaim_acquire+0xb2/0x160
[ 90.245129][ T1039] ? rcu_read_lock_sched_held+0x3a/0x70
[ 90.250678][ T1039] fuse_writepages+0x1c9/0x320
[ 90.255437][ T1039] ? fuse_writepages_send+0x400/0x400
[ 90.260798][ T1039] ? lock_downgrade+0x6e0/0x6e0
[ 90.265649][ T1039] ? rwlock_bug.part.0+0x90/0x90
[ 90.270621][ T1039] ? fuse_writepages_send+0x400/0x400
[ 90.276035][ T1039] do_writepages+0x1a4/0x670
[ 90.280636][ T1039] ? writeback_set_ratelimit+0x150/0x150
executing program
[ 90.286276][ T1039] ? find_held_lock+0x2d/0x110
[ 90.291045][ T1039] ? wbc_attach_and_unlock_inode+0x8a/0x8d0
[ 90.296934][ T1039] ? lock_downgrade+0x6e0/0x6e0
[ 90.301776][ T1039] ? writeback_sb_inodes+0x3a6/0xf00
[ 90.307059][ T1039] __writeback_single_inode+0x126/0xff0
[ 90.312606][ T1039] ? wbc_attach_and_unlock_inode+0x8a/0x8d0
[ 90.318502][ T1039] writeback_sb_inodes+0x53d/0xf00
[ 90.323649][ T1039] ? sync_inode_metadata+0xd0/0xd0
[ 90.328807][ T1039] __writeback_inodes_wb+0xc6/0x280
[ 90.334039][ T1039] wb_writeback+0x7f1/0xc30
[ 90.338572][ T1039] ? writeback_inodes_wb.constprop.0+0x1d0/0x1d0
[ 90.344932][ T1039] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 90.351198][ T1039] ? cpumask_next+0xa4/0xf0
[ 90.355726][ T1039] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 90.361465][ T1039] ? get_nr_dirty_inodes+0x16f/0x210
[ 90.366753][ T1039] wb_workfn+0xa21/0x1180
[ 90.371084][ T1039] ? inode_wait_for_writeback+0x30/0x30
[ 90.376628][ T1039] process_one_work+0x9b2/0x1690
[ 90.381574][ T1039] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 90.386949][ T1039] ? rwlock_bug.part.0+0x90/0x90
[ 90.391885][ T1039] ? _raw_spin_lock_irq+0x41/0x50
[ 90.396918][ T1039] worker_thread+0x658/0x11f0
[ 90.401597][ T1039] ? process_one_work+0x1690/0x1690
[ 90.406814][ T1039] kthread+0x405/0x4f0
[ 90.411158][ T1039] ? set_kthread_struct+0x130/0x130
[ 90.416355][ T1039] ret_from_fork+0x1f/0x30
[ 90.420772][ T1039]
[ 90.424159][ T1039] Kernel Offset: disabled
[ 90.428565][ T1039] Rebooting in 86400 seconds..