REISERFS (device loop2): journal params: device loop2, size 15748, journal first block 18, max trans len 1024, max batch 900, max commit age 0, max trans age 30 REISERFS (device loop2): checking transaction log (loop2) REISERFS (device loop2): Using rupasov hash to sort names REISERFS (device loop2): using 3.5.x disk format ------------[ cut here ]------------ WARNING: CPU: 1 PID: 17217 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: 17217 Comm: syz-executor.2 Not tainted 4.14.198-syzkaller #0 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 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:ffff88805ab3f6d8 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88805e7e65a8 RCX: ffffc90008927000 RDX: 0000000000040000 RSI: ffffffff819310aa RDI: ffff88805e7e6634 RBP: 0000000000000000 R08: ffffffff8a1546bc R09: 0000000000002924 R10: 0000000000000001 R11: ffff888087dc8040 R12: ffff88805e7e6680 R13: ffff88805e7e6630 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_fill_super+0x1b10/0x28b6 fs/reiserfs/super.c:2180 mount_bdev+0x2b3/0x360 fs/super.c:1134 mount_fs+0x92/0x2a0 fs/super.c:1237 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046 vfs_kern_mount fs/namespace.c:1036 [inline] do_new_mount fs/namespace.c:2549 [inline] do_mount+0xe53/0x2a00 fs/namespace.c:2879 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: 0033:0x46004a RSP: 002b:00007f3e43375a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f3e43375b20 RCX: 000000000046004a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3e43375ae0 RBP: 00007f3e43375ae0 R08: 00007f3e43375b20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 0000000020000200 R15: 0000000020011500 Kernel Offset: disabled Rebooting in 86400 seconds..