Warning: Permanently added '10.128.0.228' (ECDSA) to the list of known hosts.
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[   36.330396] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   36.342748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   36.361471] ------------[ cut here ]------------
[   36.366286] WARNING: CPU: 0 PID: 7964 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26
[   36.366600] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   36.374500] Kernel panic - not syncing: panic_on_warn set ...
[   36.374500] 
[   36.374509] CPU: 0 PID: 7964 Comm: syz-executor160 Not tainted 4.14.302-syzkaller #0
[   36.374513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   36.374517] Call Trace:
[   36.374530]  dump_stack+0x1b2/0x281
[   36.374539]  panic+0x1f9/0x42d
[   36.383536] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[   36.388535]  ? add_taint.cold+0x16/0x16
[   36.388547]  ? sysfs_warn_dup.cold+0x17/0x26
[   36.388555]  ? sysfs_warn_dup.cold+0x17/0x26
[   36.388561]  __warn.cold+0x20/0x44
[   36.388570]  ? ist_end_non_atomic+0x10/0x10
[   36.388576]  ? sysfs_warn_dup.cold+0x17/0x26
[   36.388584]  report_bug+0x208/0x250
[   36.388593]  do_error_trap+0x195/0x2d0
[   36.388600]  ? math_error+0x2d0/0x2d0
[   36.388608]  ? ___preempt_schedule+0x16/0x18
[   36.388620]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   36.388633]  invalid_op+0x1b/0x40
[   36.388640] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26
[   36.388645] RSP: 0018:ffff8880b53df728 EFLAGS: 00010282
[   36.388652] RAX: 000000000000003a RBX: ffff88808f479b10 RCX: 0000000000000000
[   36.388657] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1016a7bedb
[   36.388662] RBP: ffff8880997ac7c0 R08: 000000000000003a R09: 0000000000000000
[   36.388665] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b12e5460
[   36.388670] R13: ffff8880a4cfdac0 R14: ffff88808f479b18 R15: ffff8880b2f99ad8
[   36.388686]  ? sysfs_warn_dup.cold+0x17/0x26
[   36.388695]  sysfs_create_dir_ns+0x16f/0x1d0
[   36.388707]  kobject_add_internal+0x28b/0x930
[   36.397018] ------------[ cut here ]------------
[   36.405912]  kobject_init_and_add+0xde/0x120
[   36.408479] WARNING: CPU: 1 PID: 7963 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26
[   36.412083]  ? kobject_create_and_add+0x200/0x200
[   36.415242] Modules linked in:
[   36.421886]  ? vsnprintf+0x260/0x1340
[   36.430222]  gfs2_sys_fs_add+0x184/0x3f0
[   36.434601] CPU: 1 PID: 7963 Comm: syz-executor160 Not tainted 4.14.302-syzkaller #0
[   36.438115]  ? recover_store+0x100/0x100
[   36.442420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   36.446821]  ? snprintf+0xa5/0xd0
[   36.450416] task: ffff8880b3690140 task.stack: ffff888095e58000
[   36.454283]  ? strscpy+0x94/0x280
[   36.458058] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26
[   36.462439]  fill_super+0x118b/0x2310
[   36.467250] RSP: 0018:ffff888095e5f728 EFLAGS: 00010282
[   36.470687]  ? vsnprintf+0x260/0x1340
[   36.481011]  ? gfs2_online_uevent+0x1b0/0x1b0
[   36.488258] RAX: 000000000000003a RBX: ffff8880b2d91b90 RCX: 0000000000000000
[   36.495519]  ? pointer+0x9e0/0x9e0
[   36.502769] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1012bcbedb
[   36.510129]  ? snprintf+0xa5/0xd0
[   36.517374] RBP: ffff8880968aaa40 R08: 000000000000003a R09: 0000000000000001
[   36.521764]  ? vsprintf+0x30/0x30
[   36.526146] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b12e5460
[   36.530619]  ? gfs2_open+0x160/0x160
[   36.535346] R13: ffff8880a51911c0 R14: ffff8880b2d91b98 R15: ffff8880b2c35b58
[   36.539735]  ? set_blocksize+0x125/0x380
[   36.547933] FS:  0000555556c34300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000
[   36.552756]  gfs2_mount+0x439/0x510
[   36.555934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.559729]  ? fill_super+0x2310/0x2310
[   36.563759] CR2: 00007f5da2e82f80 CR3: 00000000a5b67000 CR4: 00000000003406e0
[   36.571631]  ? alloc_pages_current+0x15d/0x260
[   36.575663] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   36.585022]  ? __lockdep_init_map+0x100/0x560
[   36.588455] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   36.588462] Call Trace:
[   36.594514]  mount_fs+0x92/0x2a0
[   36.597954]  sysfs_create_dir_ns+0x16f/0x1d0
[   36.602952]  vfs_kern_mount.part.0+0x5b/0x470
[   36.606729]  kobject_add_internal+0x28b/0x930
[   36.612080]  do_mount+0xe65/0x2a30
[   36.615874]  kobject_init_and_add+0xde/0x120
[   36.620343]  ? do_raw_spin_unlock+0x164/0x220
[   36.627592]  ? kobject_create_and_add+0x200/0x200
[   36.631107]  ? copy_mount_string+0x40/0x40
[   36.638357]  ? vsnprintf+0x260/0x1340
[   36.641784]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[   36.649035]  gfs2_sys_fs_add+0x184/0x3f0
[   36.652459]  ? copy_mnt_ns+0xa30/0xa30
[   36.659708]  ? recover_store+0x100/0x100
[   36.663396]  ? copy_mount_options+0x1fa/0x2f0
[   36.670641]  ? snprintf+0xa5/0xd0
[   36.674676]  ? copy_mnt_ns+0xa30/0xa30
[   36.682881]  ? strscpy+0x94/0x280
[   36.686480]  SyS_mount+0xa8/0x120
[   36.692340]  fill_super+0x118b/0x2310
[   36.696287]  ? copy_mnt_ns+0xa30/0xa30
[   36.703576]  ? vsnprintf+0x260/0x1340
[   36.708134]  do_syscall_64+0x1d5/0x640
[   36.715382]  ? gfs2_online_uevent+0x1b0/0x1b0
[   36.719870]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[   36.727124]  ? pointer+0x9e0/0x9e0
[   36.729681] RIP: 0033:0x7f5da2eaf6ca
[   36.733031]  ? snprintf+0xa5/0xd0
[   36.737411] RSP: 002b:00007fff6b363398 EFLAGS: 00000282
[   36.741887]  ? vsprintf+0x30/0x30
[   36.746352]  ORIG_RAX: 00000000000000a5
[   36.749870]  ? gfs2_open+0x160/0x160
[   36.754250] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5da2eaf6ca
[   36.758722]  ? set_blocksize+0x125/0x380
[   36.763535] RDX: 0000000020037f40 RSI: 0000000020037f80 RDI: 00007fff6b3633b0
[   36.767749]  gfs2_mount+0x439/0x510
[   36.771520] RBP: 00007fff6b3633b0 R08: 00007fff6b3633f0 R09: 0000000000000002
[   36.776515]  ? fill_super+0x2310/0x2310
[   36.780549] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004
[   36.784427]  ? alloc_pages_current+0x15d/0x260
[   36.788448] R13: 0000555556c342c0 R14: 0000000000000000 R15: 00007fff6b3633f0
[   36.792926]  ? __lockdep_init_map+0x100/0x560
[   36.915859]  mount_fs+0x92/0x2a0
[   36.919217]  vfs_kern_mount.part.0+0x5b/0x470
[   36.923699]  do_mount+0xe65/0x2a30
[   36.927224]  ? do_raw_spin_unlock+0x164/0x220
[   36.931710]  ? copy_mount_string+0x40/0x40
[   36.935932]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[   36.940933]  ? copy_mnt_ns+0xa30/0xa30
[   36.944804]  ? copy_mount_options+0x1fa/0x2f0
[   36.949280]  ? copy_mnt_ns+0xa30/0xa30
[   36.953152]  SyS_mount+0xa8/0x120
[   36.956590]  ? copy_mnt_ns+0xa30/0xa30
[   36.960461]  do_syscall_64+0x1d5/0x640
[   36.964336]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[   36.969509] RIP: 0033:0x7f5da2eaf6ca
[   36.973202] RSP: 002b:00007fff6b363398 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   36.980897] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5da2eaf6ca
[   36.988152] RDX: 0000000020037f40 RSI: 0000000020037f80 RDI: 00007fff6b3633b0
[   36.995409] RBP: 00007fff6b3633b0 R08: 00007fff6b3633f0 R09: 0000000000000002
[   37.002664] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004
[   37.009920] R13: 0000555556c342c0 R14: 0000000000000000 R15: 00007fff6b3633f0
[   37.017182] Code: bd ea ff ff ff e9 8f c2 9f fa 4c 89 ff e8 74 de 7a fa eb da e8 6d 1d 51 fa 4c 89 ea 48 89 ee 48 c7 c7 80 c4 95 87 e8 e5 fb fe ff <0f> 0b 48 89 ef 5d 41 5c 41 5d e9 4c b4 7a fa e8 47 1d 51 fa 4d 
[   37.036371] ---[ end trace 70ce5ec13ee2f137 ]---
[   37.041268] Kernel Offset: disabled
[   37.044928] Rebooting in 86400 seconds..