[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.79' (ECDSA) to the list of known hosts. syzkaller login: [ 28.051794] IPVS: ftp: loaded support on port[0] = 21 executing program [ 28.217958] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 28.228241] REISERFS (device loop0): using ordered data mode [ 28.234903] reiserfs: using flush barriers [ 28.242226] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 28.257943] REISERFS (device loop0): checking transaction log (loop0) [ 28.266588] REISERFS (device loop0): Using r5 hash to sort names [ 28.273667] reiserfs: enabling write barrier flush mode [ 28.284086] REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 3937, free_space(entry_count) 2 [ 28.299210] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 531. Fsck? [ 28.309093] REISERFS (device loop0): Remounting filesystem read-only [ 28.315694] REISERFS error (device loop0): vs-13050 reiserfs_update_sd_size: i/o failure occurred trying to update [2 1 0x0 SD] stat data [ 28.328363] REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 3937, free_space(entry_count) 2 [ 28.343006] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 531. Fsck? [ 28.353075] REISERFS error (device loop0): zam-7001 reiserfs_find_entry: io error [ 28.360794] REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 3937, free_space(entry_count) 2 [ 28.375538] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 531. Fsck? [ 28.385452] REISERFS error (device loop0): vs-13050 reiserfs_update_sd_size: i/o failure occurred trying to update [2 1 0x0 SD] stat data [ 28.398287] REISERFS warning (device loop0): jdm-20006 create_privroot: xattrs/ACLs enabled and couldn't find/create .reiserfs_priv. Failing mount. [ 28.415916] ------------[ cut here ]------------ [ 28.420680] kernel BUG at fs/reiserfs/journal.c:1924! [ 28.425960] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 28.431314] Modules linked in: [ 28.434493] CPU: 1 PID: 7990 Comm: syz-executor357 Not tainted 4.14.302-syzkaller #0 [ 28.442351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 28.451700] task: ffff888096c4c180 task.stack: ffff88809ed08000 [ 28.457743] RIP: 0010:journal_release+0x2b4/0x450 [ 28.462562] RSP: 0018:ffff88809ed0fb18 EFLAGS: 00010297 [ 28.468030] RAX: ffff888096c4c180 RBX: 1ffff11013da1f63 RCX: 0000000000000000 [ 28.475280] RDX: 0000000000000000 RSI: ffff8880b3b08600 RDI: ffff88809ed0fc04 [ 28.482533] RBP: ffff8880b3b08600 R08: 00000000fffffffb R09: ffff88809ed0fbf0 [ 28.489785] R10: ffff88809ed0fc27 R11: ffff888096c4c180 R12: ffff88809ed0fbf0 [ 28.497121] R13: ffff8880b3b08c80 R14: ffffc90001af2000 R15: fffffbfff1412776 [ 28.504372] FS: 00005555571b2300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 28.512577] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.518437] CR2: 00007f89e5a95140 CR3: 0000000008e6a000 CR4: 00000000003406e0 [ 28.525727] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.532977] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.540412] Call Trace: [ 28.542985] ? reiserfs_end_persistent_transaction+0x190/0x190 [ 28.548940] reiserfs_put_super+0xbb/0x560 [ 28.553158] ? reiserfs_quota_write+0x660/0x660 [ 28.557809] ? fsnotify_unmount_inodes+0x1a2/0x210 [ 28.562716] ? reiserfs_quota_write+0x660/0x660 [ 28.567366] generic_shutdown_super+0x144/0x370 [ 28.572017] kill_block_super+0x95/0xe0 [ 28.575975] deactivate_locked_super+0x6c/0xd0 [ 28.580536] deactivate_super+0x7f/0xa0 [ 28.584506] cleanup_mnt+0x186/0x2c0 [ 28.588229] task_work_run+0x11f/0x190 [ 28.592097] do_exit+0xa44/0x2850 [ 28.595648] ? __do_page_fault+0x571/0xad0 [ 28.599861] ? mm_update_next_owner+0x5b0/0x5b0 [ 28.604512] ? lock_downgrade+0x740/0x740 [ 28.608645] do_group_exit+0x100/0x2e0 [ 28.612520] SyS_exit_group+0x19/0x20 [ 28.617135] ? do_group_exit+0x2e0/0x2e0 [ 28.621176] do_syscall_64+0x1d5/0x640 [ 28.625050] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.630222] RIP: 0033:0x7f89e5a20b39 [ 28.633913] RSP: 002b:00007ffdf3fd35f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.641601] RAX: ffffffffffffffda RBX: 00007f89e5a97330 RCX: 00007f89e5a20b39 [ 28.649119] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 28.656369] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000000000 [ 28.663724] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f89e5a97330 [ 28.670971] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 28.678240] Code: 3c 02 00 0f 85 48 01 00 00 49 8b 37 4c 89 e7 e8 53 82 ff ff be 01 00 00 00 4c 89 e7 e8 06 a0 ff ff e9 80 fe ff ff e8 2c fd a1 ff <0f> 0b e8 25 fd a1 ff 31 f6 ba 38 00 00 00 4c 8d 64 24 20 4c 89 [ 28.697333] RIP: journal_release+0x2b4/0x450 RSP: ffff88809ed0fb18 [ 28.704746] ---[ end trace 01042fdc247336f8 ]--- [ 28.709596] Kernel panic - not syncing: Fatal exception [ 28.715142] Kernel Offset: disabled [ 28.718753] Rebooting in 86400 seconds..