[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.107' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.815936] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 36.830729] attempt to access beyond end of device [ 36.836260] loop0: rw=0, want=576460752303423532, limit=2048 [ 36.844518] ------------[ cut here ]------------ [ 36.849434] WARNING: CPU: 0 PID: 7966 at include/linux/backing-dev.h:335 account_page_dirtied+0x8df/0xbb0 [ 36.859141] Kernel panic - not syncing: panic_on_warn set ... [ 36.859141] [ 36.866487] CPU: 0 PID: 7966 Comm: syz-executor401 Not tainted 4.14.295-syzkaller #0 [ 36.874364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 36.883885] Call Trace: [ 36.886462] dump_stack+0x1b2/0x281 [ 36.890069] panic+0x1f9/0x42d [ 36.893240] ? add_taint.cold+0x16/0x16 [ 36.897194] ? account_page_dirtied+0x8df/0xbb0 [ 36.901837] ? account_page_dirtied+0x8df/0xbb0 [ 36.906480] __warn.cold+0x20/0x44 [ 36.910020] ? ist_end_non_atomic+0x10/0x10 [ 36.914318] ? account_page_dirtied+0x8df/0xbb0 [ 36.918961] report_bug+0x208/0x250 [ 36.922571] do_error_trap+0x195/0x2d0 [ 36.926432] ? math_error+0x2d0/0x2d0 [ 36.930216] ? nilfs_btree_insert+0x81/0x1860 [ 36.934703] ? nilfs_btree_broken_node_block+0x41/0x300 [ 36.940498] ? trace_hardirqs_on+0x10/0x10 [ 36.944716] ? trace_hardirqs_on+0x10/0x10 [ 36.948942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.953762] invalid_op+0x1b/0x40 [ 36.957192] RIP: 0010:account_page_dirtied+0x8df/0xbb0 [ 36.962443] RSP: 0018:ffff8880946ef280 EFLAGS: 00010097 [ 36.967787] RAX: ffff8880901b8140 RBX: ffff8880af3b8280 RCX: 1ffffffff127a5d4 [ 36.975034] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000086 [ 36.982279] RBP: ffff88808de2ab58 R08: ffffffff8ba5db4c R09: 0000000000001c7e [ 36.989528] R10: 0000000000000001 R11: ffff8880901b8140 R12: ffffea00027205c0 [ 36.996776] R13: ffff88808de2a9c8 R14: ffff88808de2a9c8 R15: ffffea00027205e0 [ 37.004424] __set_page_dirty+0x77/0x2a0 [ 37.008472] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 37.013903] mark_buffer_dirty+0x307/0x480 [ 37.018120] nilfs_btree_do_insert+0x293/0x3b0 [ 37.022681] nilfs_btree_insert+0xc5a/0x1860 [ 37.027070] ? nilfs_btree_lookup_contig+0x9d0/0x9d0 [ 37.032154] nilfs_bmap_insert+0x21b/0x380 [ 37.036367] ? nilfs_bmap_lookup_contig+0x170/0x170 [ 37.041362] ? nilfs_ifile_read+0x170/0x170 [ 37.045662] ? nilfs_ifile_read+0x170/0x170 [ 37.049957] nilfs_mdt_get_block+0x4a1/0xb90 [ 37.054344] ? nilfs_ifile_read+0x170/0x170 [ 37.058679] ? nilfs_mdt_read_block+0x320/0x320 [ 37.063325] ? lock_downgrade+0x740/0x740 [ 37.067458] ? nilfs_ifile_read+0x170/0x170 [ 37.071759] nilfs_palloc_get_block+0xb2/0x250 [ 37.076326] nilfs_palloc_prepare_alloc_entry+0x235/0x950 [ 37.081843] ? nilfs_palloc_count_max_entries+0x240/0x240 [ 37.087358] nilfs_dat_prepare_alloc+0x1f/0xa0 [ 37.091914] ? nilfs_bmap_find_target_in_group+0xe/0x170 [ 37.097451] nilfs_direct_insert+0x2db/0x390 [ 37.101848] ? nilfs_direct_delete+0x250/0x250 [ 37.106408] nilfs_bmap_insert+0x21b/0x380 [ 37.110619] ? nilfs_direct_last_key+0xc0/0xc0 [ 37.115176] ? nilfs_bmap_lookup_contig+0x170/0x170 [ 37.120167] ? nilfs_get_block+0x210/0x7a0 [ 37.124820] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 37.130248] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 37.135241] ? nilfs_transaction_begin+0x274/0xa00 [ 37.140146] nilfs_get_block+0x434/0x7a0 [ 37.144194] ? __nilfs_mark_inode_dirty+0x1d0/0x1d0 [ 37.149272] ? create_empty_buffers+0x282/0x470 [ 37.153918] ? do_raw_spin_unlock+0x164/0x220 [ 37.158392] ? _raw_spin_unlock+0x29/0x40 [ 37.162514] ? create_page_buffers+0xce/0x1c0 [ 37.166983] __block_write_begin_int+0x35c/0x11d0 [ 37.171804] ? __nilfs_mark_inode_dirty+0x1d0/0x1d0 [ 37.176886] ? __breadahead_gfp+0x150/0x150 [ 37.181192] ? wait_for_stable_page+0xe3/0x260 [ 37.185752] ? __nilfs_mark_inode_dirty+0x1d0/0x1d0 [ 37.190741] block_write_begin+0x58/0x270 [ 37.194875] nilfs_write_begin+0x95/0x1c0 [ 37.199009] __page_symlink+0x13e/0x1b0 [ 37.202957] ? page_get_link+0x470/0x470 [ 37.206990] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 37.212414] ? nilfs_transaction_begin+0x274/0xa00 [ 37.217316] nilfs_symlink+0x1de/0x350 [ 37.221183] ? nilfs_rmdir+0x200/0x200 [ 37.225044] ? nilfs_update_inode+0x1c0/0x1c0 [ 37.229516] ? security_inode_symlink+0xbd/0xf0 [ 37.234164] vfs_symlink+0x3ce/0x620 [ 37.237855] ? security_path_symlink+0x102/0x150 [ 37.242587] SyS_symlinkat+0x1dc/0x240 [ 37.246455] ? SyS_unlink+0x20/0x20 [ 37.250060] ? __close_fd+0x159/0x230 [ 37.253833] ? do_syscall_64+0x4c/0x640 [ 37.257782] ? SyS_unlink+0x20/0x20 [ 37.261382] do_syscall_64+0x1d5/0x640 [ 37.265250] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 37.270419] RIP: 0033:0x7f193944c349 [ 37.274107] RSP: 002b:00007ffe26e4b458 EFLAGS: 00000246 ORIG_RAX: 000000000000010a [ 37.281787] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f193944c349 [ 37.289049] RDX: 0000000020000780 RSI: 0000000000000003 RDI: 00000000200001c0 [ 37.296292] RBP: 00007f193940bbb0 R08: 0000000000000000 R09: 0000000000000000 [ 37.303535] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f193940bc40 [ 37.310797] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.318279] Kernel Offset: disabled [ 37.321948] Rebooting in 86400 seconds..