Warning: Permanently added '10.128.0.204' (ECDSA) to the list of known hosts.
executing program
[   33.844009] audit: type=1400 audit(1600196349.218:8): avc:  denied  { execmem } for  pid=6345 comm="syz-executor129" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[   33.856800] F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
[   33.873828] F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock
[   33.882834] F2FS-fs (loop0): invalid crc value
[   33.925182] F2FS-fs (loop0): access invalid blkaddr:16401
[   33.931029] ------------[ cut here ]------------
[   33.935775] WARNING: CPU: 0 PID: 6345 at fs/f2fs/checkpoint.c:150 f2fs_is_valid_blkaddr+0x2d9/0x920
[   33.944942] Kernel panic - not syncing: panic_on_warn set ...
[   33.944942] 
[   33.952287] CPU: 0 PID: 6345 Comm: syz-executor129 Not tainted 4.14.198-syzkaller #0
[   33.960142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   33.969482] Call Trace:
[   33.972051]  dump_stack+0x1b2/0x283
[   33.975669]  panic+0x1f9/0x42d
[   33.978851]  ? add_taint.cold+0x16/0x16
[   33.982814]  ? f2fs_is_valid_blkaddr+0x2d9/0x920
[   33.987557]  ? f2fs_is_valid_blkaddr+0x2d9/0x920
[   33.992287]  __warn.cold+0x20/0x4b
[   33.995808]  ? ist_end_non_atomic+0x10/0x10
[   34.000109]  ? f2fs_is_valid_blkaddr+0x2d9/0x920
[   34.004853]  report_bug+0x208/0x249
[   34.008459]  do_error_trap+0x195/0x2d0
[   34.012322]  ? math_error+0x2d0/0x2d0
[   34.016099]  ? log_store.cold+0x16/0x16
[   34.020050]  ? trace_hardirqs_on_caller+0x3a8/0x580
[   34.025114]  ? _raw_spin_unlock_irqrestore+0x66/0xe0
[   34.030213]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   34.035044]  invalid_op+0x1b/0x40
[   34.038488] RIP: 0010:f2fs_is_valid_blkaddr+0x2d9/0x920
[   34.044180] RSP: 0018:ffff888086c07a00 EFLAGS: 00010282
[   34.049552] RAX: dffffc0000000000 RBX: ffff88809797a900 RCX: 0000000000000000
[   34.056817] RDX: 0000000000000000 RSI: ffffffff86ac12c0 RDI: ffffed1010d80f1a
[   34.064060] RBP: 0000000000000005 R08: 000000000000002d R09: 0000000000000000
[   34.071305] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000004011
[   34.078551] R13: ffff8880a8f173c0 R14: 0000000000000009 R15: 0000000000000200
[   34.085812]  f2fs_iget+0x11b0/0x3760
[   34.089508]  f2fs_fill_super+0x30ac/0x56a0
[   34.093727]  ? snprintf+0xa5/0xd0
[   34.097157]  ? f2fs_commit_super+0x3a0/0x3a0
[   34.101540]  ? ns_test_super+0x50/0x50
[   34.105412]  ? set_blocksize+0x125/0x380
[   34.109553]  mount_bdev+0x2b3/0x360
[   34.113166]  ? f2fs_commit_super+0x3a0/0x3a0
[   34.117561]  mount_fs+0x92/0x2a0
[   34.120925]  vfs_kern_mount.part.0+0x5b/0x470
[   34.125416]  do_mount+0xe53/0x2a00
[   34.128950]  ? copy_mount_string+0x40/0x40
[   34.133164]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[   34.138167]  ? copy_mnt_ns+0xa30/0xa30
[   34.142031]  ? copy_mount_options+0x1fa/0x2f0
[   34.146523]  ? copy_mnt_ns+0xa30/0xa30
[   34.150387]  SyS_mount+0xa8/0x120
[   34.153841]  ? copy_mnt_ns+0xa30/0xa30
[   34.157726]  do_syscall_64+0x1d5/0x640
[   34.161594]  entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   34.166783] RIP: 0033:0x44765a
[   34.169947] RSP: 002b:00007fff8155fbb8 EFLAGS: 00000297 ORIG_RAX: 00000000000000a5
[   34.177630] RAX: ffffffffffffffda RBX: 00007fff8155fc10 RCX: 000000000044765a
[   34.184877] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fff8155fbd0
[   34.192132] RBP: 00007fff8155fbd0 R08: 00007fff8155fc10 R09: 00007fff00000015
[   34.199384] R10: 0000000000000000 R11: 0000000000000297 R12: 0000000000000024
[   34.206637] R13: 0000000000000004 R14: 0000000000000003 R15: 0000000000000003
[   34.215328] Kernel Offset: disabled
[   34.218985] Rebooting in 86400 seconds..