EXT4-fs (sda1): Unrecognized mount option "init_iƒable" or missing value
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WARNING: CPU: 0 PID: 30829 at fs/ext4/ext4_jbd2.c:266 __ext4_handle_dirty_metadata+0x3e9/0x4c0 fs/ext4/ext4_jbd2.c:266
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 30829 Comm: syz-executor3 Not tainted 4.9.111-g03c70fe #5
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801ac0e7628 ffffffff81eb2729 ffffffff83c48980 00000000ffffffff
 0000000000000000 0000000000000000 000000000000010a ffff8801ac0e76e8
 ffffffff814219f5 0000000041b58ab3 ffffffff843ba8c0 ffffffff81421836
Call Trace:
 [<ffffffff81eb2729>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81eb2729>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff814219f5>] panic+0x1bf/0x3bc kernel/panic.c:179
 [<ffffffff81421ce1>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff811367dc>] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585
 [<ffffffff818076f9>] __ext4_handle_dirty_metadata+0x3e9/0x4c0 fs/ext4/ext4_jbd2.c:266
 [<ffffffff8173b841>] write_end_fn+0x71/0xa0 fs/ext4/inode.c:1310
 [<ffffffff81745dfc>] ext4_walk_page_buffers+0x9c/0x1a0 fs/ext4/inode.c:1030
 [<ffffffff8175cd9f>] ext4_journalled_write_end+0x2af/0x1280 fs/ext4/inode.c:1462
 [<ffffffff81435e19>] generic_perform_write+0x3b9/0x510 mm/filemap.c:2751
 [<ffffffff8143d7f2>] __generic_file_write_iter+0x352/0x540 mm/filemap.c:2865
 [<ffffffff8172cf93>] ext4_file_write_iter+0x463/0xd90 fs/ext4/file.c:165
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
 [<ffffffff8156ec30>] new_sync_write fs/read_write.c:496 [inline]
 [<ffffffff8156ec30>] __vfs_write+0x3e0/0x580 fs/read_write.c:509
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
 [<ffffffff81572a27>] vfs_write+0x187/0x530 fs/read_write.c:557
 [<ffffffff81576859>] SYSC_write fs/read_write.c:604 [inline]
 [<ffffffff81576859>] SyS_write+0xd9/0x1c0 fs/read_write.c:596
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff839f8cd3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..