print_req_error: I/O error, dev loop0, sector 560
Buffer I/O error on dev loop0, logical block 70, lost async page write
reiserfs: enabling write barrier flush mode
EXT4-fs (loop4): group descriptors corrupted!
------------[ cut here ]------------
WARNING: CPU: 1 PID: 11250 at fs/inode.c:967 unlock_new_inode+0x9a/0xc0 fs/inode.c:967
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 11250 Comm: syz-executor.3 Not tainted 4.14.198-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:unlock_new_inode+0x9a/0xc0 fs/inode.c:967
RSP: 0018:ffff888029c17750 EFLAGS: 00010212
RAX: 0000000000040000 RBX: ffff88804eafa1a8 RCX: ffffc900090a5000
RDX: 00000000000212cf RSI: ffffffff819310aa RDI: ffff88804eafa234
RBP: 0000000000000000 R08: ffffffff8a182afc R09: 00000000000035d0
R10: 0000000000000001 R11: ffff888089fb46c0 R12: ffff88804eafa280
R13: ffff88804eafa230 R14: 0000000000000000 R15: 00000000fffffff4
 reiserfs_new_inode+0x3a4/0x2100 fs/reiserfs/inode.c:2167
 reiserfs_mkdir+0x41d/0x8b0 fs/reiserfs/namei.c:841
 create_privroot fs/reiserfs/xattr.c:873 [inline]
 reiserfs_xattr_init+0x393/0xa49 fs/reiserfs/xattr.c:995
 reiserfs_remount+0xebf/0x1390 fs/reiserfs/super.c:1599
 do_remount_sb+0x150/0x530 fs/super.c:868
 do_remount fs/namespace.c:2370 [inline]
 do_mount+0x1632/0x2a00 fs/namespace.c:2870
 SYSC_mount fs/namespace.c:3095 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3072
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x4607ea
RSP: 002b:00007fb658c49a88 EFLAGS: 00000216 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fb658c49b20 RCX: 00000000004607ea
RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000
RBP: 00007fb658c49ae0 R08: 00007fb658c49b20 R09: 0000000020000080
R10: 00000000020020b2 R11: 0000000000000216 R12: 0000000020000080
R13: 00000000200000c0 R14: 0000000000000000 R15: 0000000020001280
Kernel Offset: disabled
Rebooting in 86400 seconds..