Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
 gfs2_lm_withdraw.cold+0x1d8/0x251 fs/gfs2/util.c:73
------------[ cut here ]------------
WARNING: CPU: 1 PID: 10884 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 fs/sysfs/dir.c:30
Kernel panic - not syncing: kernel: panic_on_warn set ...

 gfs2_consist_inode_i+0xca/0x110 fs/gfs2/util.c:161
 gfs2_dinode_in fs/gfs2/glops.c:390 [inline]
 gfs2_inode_refresh+0xaca/0xd40 fs/gfs2/glops.c:410
 inode_go_lock+0x1d5/0x410 fs/gfs2/glops.c:436
 do_promote+0x39f/0xc60 fs/gfs2/glock.c:362
 finish_xmote+0x3ad/0xc30 fs/gfs2/glock.c:522
 do_xmote+0x453/0x580 fs/gfs2/glock.c:590
 run_queue+0x1d3/0x4d0 fs/gfs2/glock.c:655
 gfs2_glock_nq+0x830/0x1120 fs/gfs2/glock.c:1114
 gfs2_glock_nq_init fs/gfs2/glock.h:228 [inline]
 init_journal fs/gfs2/ops_fstype.c:723 [inline]
 init_inodes+0x10d2/0x18d0 fs/gfs2/ops_fstype.c:807
 fill_super+0x1721/0x2310 fs/gfs2/ops_fstype.c:1177
 gfs2_mount+0x439/0x510 fs/gfs2/ops_fstype.c:1340
 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:2572 [inline]
 do_mount+0xe65/0x2a30 fs/namespace.c:2905
 SYSC_mount fs/namespace.c:3121 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3098
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7fb07d6b462a
RSP: 002b:00007fb07bc24f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000012544 RCX: 00007fb07d6b462a
RDX: 0000000020000100 RSI: 0000000020012500 RDI: 00007fb07bc24fe0
RBP: 00007fb07bc25020 R08: 00007fb07bc25020 R09: 0000000000000819
R10: 0000000000000819 R11: 0000000000000202 R12: 0000000020000100
R13: 0000000020012500 R14: 00007fb07bc24fe0 R15: 0000000020000000
CPU: 1 PID: 10884 Comm: syz-executor.3 Not tainted 4.14.305-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x21d/0x451 kernel/panic.c:247
 check_panic_on_warn.cold+0x19/0x35 kernel/panic.c:171
 __warn+0xdf/0x1e0 kernel/panic.c:603
 report_bug+0x208/0x250 lib/bug.c:183
gfs2: fsid=syz:syz.0: can't acquire journal inode glock: -5
 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:967
RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 fs/sysfs/dir.c:30
RSP: 0018:ffff88804c4ef728 EFLAGS: 00010282
RAX: 000000000000003a RBX: ffff88804a3cc710 RCX: 0000000000000000
RDX: 000000000002e5c6 RSI: ffffffff81444380 RDI: ffffed100989dedb
RBP: ffff88808ca76c40 R08: 000000000000003a R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888238f96540
R13: ffff8880a5b3ba00 R14: ffff88804a3cc718 R15: ffff8880b47b88d8
 sysfs_create_dir_ns+0x16f/0x1d0 fs/sysfs/dir.c:59
 create_dir lib/kobject.c:71 [inline]
 kobject_add_internal+0x28b/0x930 lib/kobject.c:229
 kobject_add_varg lib/kobject.c:364 [inline]
 kobject_init_and_add+0xde/0x120 lib/kobject.c:436
gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
 gfs2_sys_fs_add+0x184/0x3f0 fs/gfs2/sys.c:652
gfs2: fsid=syz:syz: Now mounting FS...
gfs2: fsid=syz:syz.0: fatal: invalid metadata block
  bh = 16 (type: exp=4, found=1)
  function = gfs2_meta_indirect_buffer, file = fs/gfs2/meta_io.c, line = 419
 fill_super+0x118b/0x2310 fs/gfs2/ops_fstype.c:1127
gfs2: fsid=syz:syz.0: about to withdraw this file system
 gfs2_mount+0x439/0x510 fs/gfs2/ops_fstype.c:1340
gfs2: fsid=syz:syz.0: withdrawn
 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:2572 [inline]
 do_mount+0xe65/0x2a30 fs/namespace.c:2905
 SYSC_mount fs/namespace.c:3121 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3098
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7fe195b1c62a
RSP: 002b:00007fe19408cf88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000012544 RCX: 00007fe195b1c62a
RDX: 0000000020000100 RSI: 0000000020012500 RDI: 00007fe19408cfe0
RBP: 00007fe19408d020 R08: 00007fe19408d020 R09: 0000000000000819
R10: 0000000000000819 R11: 0000000000000202 R12: 0000000020000100
R13: 0000000020012500 R14: 00007fe19408cfe0 R15: 0000000020000000
CPU: 0 PID: 10901 Comm: syz-executor.4 Not tainted 4.14.305-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 gfs2_lm_withdraw.cold+0x1d8/0x251 fs/gfs2/util.c:73
 gfs2_metatype_check_ii+0x6a/0xb0 fs/gfs2/util.c:222
 gfs2_metatype_check_i fs/gfs2/util.h:114 [inline]
 gfs2_meta_indirect_buffer+0x211/0x380 fs/gfs2/meta_io.c:419
 gfs2_meta_inode_buffer fs/gfs2/meta_io.h:73 [inline]
 gfs2_inode_refresh+0x84/0xd40 fs/gfs2/glops.c:406
 inode_go_lock+0x1d5/0x410 fs/gfs2/glops.c:436
 do_promote+0x39f/0xc60 fs/gfs2/glock.c:362
 finish_xmote+0x3ad/0xc30 fs/gfs2/glock.c:522
 do_xmote+0x453/0x580 fs/gfs2/glock.c:590
 run_queue+0x1d3/0x4d0 fs/gfs2/glock.c:655
 gfs2_glock_nq+0x830/0x1120 fs/gfs2/glock.c:1114
 gfs2_glock_nq_init fs/gfs2/glock.h:228 [inline]
 gfs2_lookupi+0x299/0x560 fs/gfs2/inode.c:300
 gfs2_lookup_simple+0x89/0xc0 fs/gfs2/inode.c:251
 init_journal fs/gfs2/ops_fstype.c:676 [inline]
 init_inodes+0x242/0x18d0 fs/gfs2/ops_fstype.c:807
 fill_super+0x1721/0x2310 fs/gfs2/ops_fstype.c:1177
 gfs2_mount+0x439/0x510 fs/gfs2/ops_fstype.c:1340
 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:2572 [inline]
 do_mount+0xe65/0x2a30 fs/namespace.c:2905
 SYSC_mount fs/namespace.c:3121 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3098
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7f4be5dc462a
RSP: 002b:00007f4be4334f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 000000000001256d RCX: 00007f4be5dc462a
RDX: 0000000020000100 RSI: 0000000020012500 RDI: 00007f4be4334fe0
RBP: 00007f4be4335020 R08: 00007f4be4335020 R09: 0000000000000819
R10: 0000000000000819 R11: 0000000000000202 R12: 0000000020000100
R13: 0000000020012500 R14: 00007f4be4334fe0 R15: 0000000020000040
Kernel Offset: disabled
Rebooting in 86400 seconds..