Warning: Permanently added '10.128.1.26' (ECDSA) to the list of known hosts. executing program [ 32.815073] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 32.823621] REISERFS (device loop0): using ordered data mode [ 32.830830] reiserfs: using flush barriers [ 32.843419] REISERFS (device loop0): journal params: device loop0, size 8192, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 32.860604] REISERFS (device loop0): checking transaction log (loop0) [ 33.468152] REISERFS (device loop0): Using rupasov hash to sort names [ 33.475229] BUG: unable to handle kernel NULL pointer dereference at (null) [ 33.483209] IP: (null) [ 33.486597] PGD 9bd31067 P4D 9bd31067 PUD 9bcbf067 PMD 0 [ 33.492207] Oops: 0010 [#1] PREEMPT SMP KASAN [ 33.496682] Modules linked in: [ 33.499868] CPU: 0 PID: 7982 Comm: syz-executor633 Not tainted 4.14.232-syzkaller #0 [ 33.507741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.517095] task: ffff8880b32ca100 task.stack: ffff888091fc8000 [ 33.523142] RIP: 0010: (null) [ 33.527010] RSP: 0018:ffff888091fcfa30 EFLAGS: 00010246 [ 33.532387] RAX: dffffc0000000000 RBX: ffffffff8796bbc0 RCX: 0000000000000000 [ 33.539636] RDX: 0000000000000000 RSI: ffff88808e5f7e40 RDI: ffff88808a523748 [ 33.546883] RBP: ffff88808a523748 R08: 0000000000000001 R09: 0000000000000002 [ 33.554139] R10: 0000000000000000 R11: ffff8880b32ca100 R12: ffff88808e5f7e40 [ 33.561504] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000076 [ 33.568774] FS: 0000000001a8e300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 33.576977] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.582832] CR2: 0000000000000000 CR3: 00000000a491f000 CR4: 00000000001406f0 [ 33.590514] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.597765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.605015] Call Trace: [ 33.607584] __lookup_hash+0x1bb/0x270 [ 33.611629] ? __inode_permission+0xcd/0x2f0 [ 33.616017] lookup_one_len+0x279/0x3a0 [ 33.619968] ? lookup_one_len_unlocked+0x410/0x410 [ 33.624877] reiserfs_lookup_privroot+0x92/0x270 [ 33.629609] reiserfs_fill_super+0x1ae0/0x28c0 [ 33.634168] ? reiserfs_remount+0x1390/0x1390 [ 33.638650] ? lock_downgrade+0x740/0x740 [ 33.642783] ? snprintf+0xa5/0xd0 [ 33.646215] mount_bdev+0x2b3/0x360 [ 33.649820] ? reiserfs_remount+0x1390/0x1390 [ 33.654291] mount_fs+0x92/0x2a0 [ 33.657642] vfs_kern_mount.part.0+0x5b/0x470 [ 33.662124] do_mount+0xe53/0x2a00 [ 33.665651] ? copy_mount_string+0x40/0x40 [ 33.669874] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 33.674885] ? copy_mnt_ns+0xa30/0xa30 [ 33.678881] ? copy_mount_options+0x1fa/0x2f0 [ 33.683359] ? copy_mnt_ns+0xa30/0xa30 [ 33.687224] SyS_mount+0xa8/0x120 [ 33.690652] ? copy_mnt_ns+0xa30/0xa30 [ 33.694519] do_syscall_64+0x1d5/0x640 [ 33.698384] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 33.703548] RIP: 0033:0x4451ea [ 33.706710] RSP: 002b:00007ffcbadebf08 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 33.714392] RAX: ffffffffffffffda RBX: 00007ffcbadebf60 RCX: 00000000004451ea [ 33.721637] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffcbadebf20 [ 33.728991] RBP: 00007ffcbadebf20 R08: 00007ffcbadebf60 R09: 0000000000000000 [ 33.736247] R10: 0000000000000000 R11: 0000000000000286 R12: 00000000200002a8 [ 33.743498] R13: 0000000000000003 R14: 0000000000000004 R15: 0000000000000007 [ 33.750762] Code: Bad RIP value. [ 33.754236] RIP: (null) RSP: ffff888091fcfa30 [ 33.759584] CR2: 0000000000000000 [ 33.763105] ---[ end trace e7a1b6af51a34816 ]--- [ 33.767902] Kernel panic - not syncing: Fatal exception [ 33.773891] Kernel Offset: disabled [ 33.777502] Rebooting in 86400 seconds..