REISERFS (device loop4): checking transaction log (loop4) REISERFS (device loop4): Using rupasov hash to sort names REISERFS (device loop4): using 3.5.x disk format reiserfs: enabling write barrier flush mode ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8711 at fs/inode.c:967 unlock_new_inode+0x9a/0xc0 fs/inode.c:967 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8711 Comm: syz-executor.4 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:ffff888055bcf750 EFLAGS: 00010212 RAX: 0000000000040000 RBX: ffff8880516ae788 RCX: ffffc90008aa8000 RDX: 000000000002012b RSI: ffffffff819310aa RDI: ffff8880516ae814 RBP: 0000000000000000 R08: ffffffff8a161dfc R09: 0000000000002b60 R10: 0000000000000001 R11: ffff888092ab43c0 R12: ffff8880516ae860 R13: ffff8880516ae810 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: 0033:0x460bca RSP: 002b:00007f7b70624a88 EFLAGS: 00000212 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f7b70624b20 RCX: 0000000000460bca RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 RBP: 00007f7b70624ae0 R08: 00007f7b70624b20 R09: 0000000020000080 R10: 00000000020020b2 R11: 0000000000000212 R12: 0000000020000080 R13: 00000000200000c0 R14: 0000000000000000 R15: 0000000020001280 Kernel Offset: disabled Rebooting in 86400 seconds..