Warning: Permanently added '10.128.0.184' (ECDSA) to the list of known hosts. executing program [ 35.609797] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 35.628665] WARNING: CPU: 0 PID: 8117 at include/linux/backing-dev.h:340 account_page_dirtied+0x8cc/0xbb0 [ 35.638530] Kernel panic - not syncing: panic_on_warn set ... [ 35.638530] [ 35.645901] CPU: 0 PID: 8117 Comm: segctord Not tainted 4.19.211-syzkaller #0 [ 35.653167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 35.662514] Call Trace: [ 35.665091] dump_stack+0x1fc/0x2ef [ 35.668699] panic+0x26a/0x50e [ 35.671959] ? __warn_printk+0xf3/0xf3 [ 35.675833] ? account_page_dirtied+0x8cc/0xbb0 [ 35.680571] ? __probe_kernel_read+0x130/0x1b0 [ 35.685133] ? __warn.cold+0x5/0x5a [ 35.688738] ? __warn+0xe4/0x200 [ 35.692096] ? account_page_dirtied+0x8cc/0xbb0 [ 35.696743] __warn.cold+0x20/0x5a [ 35.700264] ? account_page_dirtied+0x8cc/0xbb0 [ 35.706192] report_bug+0x262/0x2b0 [ 35.709806] do_error_trap+0x1d7/0x310 [ 35.713672] ? math_error+0x310/0x310 [ 35.717455] ? nilfs_segctor_construct+0x764/0xae0 [ 35.722362] ? nilfs_segctor_thread+0x3cb/0xf50 [ 35.727024] ? mark_held_locks+0xf0/0xf0 [ 35.731208] ? error_entry+0x72/0xd0 [ 35.734903] ? trace_hardirqs_off_caller+0x2c/0x210 [ 35.739902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.744727] invalid_op+0x14/0x20 [ 35.748173] RIP: 0010:account_page_dirtied+0x8cc/0xbb0 [ 35.753775] 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 [ 35.772754] RSP: 0018:ffff888092dff868 EFLAGS: 00010093 [ 35.778095] RAX: ffff888092df0640 RBX: 0000000000000000 RCX: ffffffff817fd2ef [ 35.785344] RDX: 0000000000000000 RSI: ffffffff817fd2fc RDI: 0000000000000005 [ 35.792604] RBP: ffff88808dbc1b48 R08: 0000000000000000 R09: 0000000000000000 [ 35.799945] R10: 0000000000000005 R11: 0000000000000000 R12: ffffea0002ab61c0 [ 35.807545] R13: ffff88808dbc19c0 R14: ffff88808dbc1838 R15: ffffea0002ab61c8 [ 35.814895] ? account_page_dirtied+0x8bf/0xbb0 [ 35.819548] ? account_page_dirtied+0x8cc/0xbb0 [ 35.824196] ? account_page_dirtied+0x8cc/0xbb0 [ 35.828845] __set_page_dirty+0x7f/0x3e0 [ 35.832884] ? lock_page_memcg+0xa7/0x220 [ 35.837012] mark_buffer_dirty+0x424/0x5c0 [ 35.841228] nilfs_btree_propagate+0x728/0xd80 [ 35.845882] nilfs_bmap_propagate+0x73/0x170 [ 35.850271] nilfs_collect_dat_data+0x45/0xd0 [ 35.854749] nilfs_segctor_apply_buffers+0x14a/0x490 [ 35.859830] ? nilfs_collect_file_bmap+0x70/0x70 [ 35.864567] nilfs_segctor_scan_file+0x3f4/0x6f0 [ 35.869302] ? nilfs_collect_file_data+0xd0/0xd0 [ 35.874040] ? check_preemption_disabled+0x41/0x280 [ 35.879158] nilfs_segctor_do_construct+0x1562/0x8360 [ 35.884339] ? nilfs_segctor_scan_file+0x6f0/0x6f0 [ 35.889262] ? lock_downgrade+0x720/0x720 [ 35.893389] ? lock_acquire+0x170/0x3c0 [ 35.897354] ? nilfs_segctor_confirm+0xe1/0x180 [ 35.902004] ? do_raw_spin_unlock+0x171/0x230 [ 35.906482] ? _raw_spin_unlock+0x29/0x40 [ 35.910611] nilfs_segctor_construct+0x764/0xae0 [ 35.915351] nilfs_segctor_thread+0x3cb/0xf50 [ 35.919840] ? nilfs_segctor_construct+0xae0/0xae0 [ 35.924750] ? __kthread_parkme+0x5d/0x1e0 [ 35.928966] ? wait_woken+0x250/0x250 [ 35.932758] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.937325] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 35.942407] ? __kthread_parkme+0x133/0x1e0 [ 35.946712] ? nilfs_segctor_construct+0xae0/0xae0 [ 35.951619] kthread+0x33f/0x460 [ 35.954963] ? kthread_park+0x180/0x180 [ 35.958922] ret_from_fork+0x24/0x30 [ 35.962846] Kernel Offset: disabled [ 35.966523] Rebooting in 86400 seconds..