Warning: Permanently added '10.128.10.57' (ECDSA) to the list of known hosts. [ 29.125238] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 29.125540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 29.145117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 29.165091] gfs2: fsid=syz:syz: Now mounting FS... [ 29.175042] ------------[ cut here ]------------ [ 29.179820] WARNING: CPU: 1 PID: 7974 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 29.180647] ------------[ cut here ]------------ [ 29.188034] Kernel panic - not syncing: panic_on_warn set ... [ 29.188034] [ 29.192783] WARNING: CPU: 0 PID: 7963 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 29.200110] CPU: 1 PID: 7974 Comm: syz-executor222 Not tainted 4.14.302-syzkaller #0 [ 29.208301] Modules linked in: [ 29.216153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 29.219323] Call Trace: [ 29.228664] CPU: 0 PID: 7963 Comm: syz-executor222 Not tainted 4.14.302-syzkaller #0 [ 29.231231] dump_stack+0x1b2/0x281 [ 29.239074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 29.242764] panic+0x1f9/0x42d [ 29.252085] task: ffff88809fa0c3c0 task.stack: ffff888095ec8000 [ 29.255252] ? add_taint.cold+0x16/0x16 [ 29.261281] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 29.265226] ? sysfs_warn_dup.cold+0x17/0x26 [ 29.270209] RSP: 0018:ffff888095ecf728 EFLAGS: 00010282 [ 29.274591] ? sysfs_warn_dup.cold+0x17/0x26 [ 29.274598] __warn.cold+0x20/0x44 [ 29.279943] RAX: 000000000000003a RBX: ffff888097159c10 RCX: 0000000000000000 [ 29.284325] ? ist_end_non_atomic+0x10/0x10 [ 29.287833] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1012bd9edb [ 29.295081] ? sysfs_warn_dup.cold+0x17/0x26 [ 29.299372] RBP: ffff888095562700 R08: 000000000000003a R09: 0000000000000000 [ 29.306622] report_bug+0x208/0x250 [ 29.310999] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88823880f540 [ 29.318249] do_error_trap+0x195/0x2d0 [ 29.321843] R13: ffff88809bcadc80 R14: ffff888097159c18 R15: ffff88809d8c9bd8 [ 29.329088] ? math_error+0x2d0/0x2d0 [ 29.332944] FS: 0000555556094300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 29.340197] ? ___preempt_schedule+0x16/0x18 [ 29.343967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.352342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.356716] CR2: 00007fffa09fdc10 CR3: 00000000a61b0000 CR4: 00000000003406f0 [ 29.362575] invalid_op+0x1b/0x40 [ 29.367383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.374630] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 29.378050] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.385299] RSP: 0018:ffff888096a8f728 EFLAGS: 00010282 [ 29.390299] Call Trace: [ 29.402881] sysfs_create_dir_ns+0x16f/0x1d0 [ 29.405432] RAX: 000000000000003a RBX: ffff888097f0dc50 RCX: 0000000000000000 [ 29.409814] kobject_add_internal+0x28b/0x930 [ 29.417226] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1012d51edb [ 29.421704] kobject_init_and_add+0xde/0x120 [ 29.428941] RBP: ffff8880955c2680 R08: 000000000000003a R09: 0000000000000000 [ 29.433325] ? kobject_create_and_add+0x200/0x200 [ 29.440567] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88823880f540 [ 29.445386] ? vsnprintf+0x260/0x1340 [ 29.452627] R13: ffff8880a0156cc0 R14: ffff888097f0dc58 R15: ffff888097159c18 [ 29.456407] gfs2_sys_fs_add+0x184/0x3f0 [ 29.463655] ? sysfs_warn_dup.cold+0x17/0x26 [ 29.467680] ? recover_store+0x100/0x100 [ 29.472058] sysfs_create_dir_ns+0x16f/0x1d0 [ 29.476090] ? snprintf+0xa5/0xd0 [ 29.480475] kobject_add_internal+0x28b/0x930 [ 29.483903] ? strscpy+0x94/0x280 [ 29.488474] kobject_init_and_add+0xde/0x120 [ 29.491898] fill_super+0x118b/0x2310 [ 29.496276] ? kobject_create_and_add+0x200/0x200 [ 29.500048] ? vsnprintf+0x260/0x1340 [ 29.504859] ? vsnprintf+0x260/0x1340 [ 29.508633] ? gfs2_online_uevent+0x1b0/0x1b0 [ 29.512408] gfs2_sys_fs_add+0x184/0x3f0 [ 29.516871] ? pointer+0x9e0/0x9e0 [ 29.520905] ? recover_store+0x100/0x100 [ 29.524418] ? snprintf+0xa5/0xd0 [ 29.528447] ? snprintf+0xa5/0xd0 [ 29.531873] ? vsprintf+0x30/0x30 [ 29.535300] ? strscpy+0x94/0x280 [ 29.538721] ? gfs2_open+0x160/0x160 [ 29.542147] fill_super+0x118b/0x2310 [ 29.545833] ? set_blocksize+0x125/0x380 [ 29.549607] ? vsnprintf+0x260/0x1340 [ 29.553641] gfs2_mount+0x439/0x510 [ 29.557412] ? gfs2_online_uevent+0x1b0/0x1b0 [ 29.561010] ? fill_super+0x2310/0x2310 [ 29.565477] ? pointer+0x9e0/0x9e0 [ 29.569446] ? alloc_pages_current+0x15d/0x260 [ 29.572948] ? snprintf+0xa5/0xd0 [ 29.577502] ? __lockdep_init_map+0x100/0x560 [ 29.580929] ? vsprintf+0x30/0x30 [ 29.585408] mount_fs+0x92/0x2a0 [ 29.588835] ? gfs2_open+0x160/0x160 [ 29.592197] vfs_kern_mount.part.0+0x5b/0x470 [ 29.595885] ? set_blocksize+0x125/0x380 [ 29.600542] do_mount+0xe65/0x2a30 [ 29.604579] gfs2_mount+0x439/0x510 [ 29.608092] ? do_raw_spin_unlock+0x164/0x220 [ 29.611690] ? fill_super+0x2310/0x2310 [ 29.616159] ? copy_mount_string+0x40/0x40 [ 29.620119] ? alloc_pages_current+0x15d/0x260 [ 29.624334] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.628912] ? __lockdep_init_map+0x100/0x560 [ 29.633899] ? copy_mnt_ns+0xa30/0xa30 [ 29.638365] mount_fs+0x92/0x2a0 [ 29.642224] ? copy_mount_options+0x1fa/0x2f0 [ 29.645567] vfs_kern_mount.part.0+0x5b/0x470 [ 29.650033] ? copy_mnt_ns+0xa30/0xa30 [ 29.654501] do_mount+0xe65/0x2a30 [ 29.658360] SyS_mount+0xa8/0x120 [ 29.661871] ? do_raw_spin_unlock+0x164/0x220 [ 29.665295] ? copy_mnt_ns+0xa30/0xa30 [ 29.669761] ? copy_mount_string+0x40/0x40 [ 29.673625] do_syscall_64+0x1d5/0x640 [ 29.677832] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.681693] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 29.686675] ? copy_mnt_ns+0xa30/0xa30 [ 29.691839] RIP: 0033:0x7fa8fddc36ba [ 29.695697] ? copy_mount_options+0x1fa/0x2f0 [ 29.699382] RSP: 002b:00007ffc77ab89e8 EFLAGS: 00000282 [ 29.703848] ? copy_mnt_ns+0xa30/0xa30 [ 29.703854] ORIG_RAX: 00000000000000a5 [ 29.709199] SyS_mount+0xa8/0x120 [ 29.713062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa8fddc36ba [ 29.717011] ? copy_mnt_ns+0xa30/0xa30 [ 29.720525] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007ffc77ab8a00 [ 29.727771] do_syscall_64+0x1d5/0x640 [ 29.731624] RBP: 00007ffc77ab8a00 R08: 00007ffc77ab8a40 R09: 0000000000000002 [ 29.738875] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 29.742728] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 29.749975] RIP: 0033:0x7fa8fddc36ba [ 29.755136] R13: 00005555560942c0 R14: 0000000000000000 R15: 00007ffc77ab8a40 [ 29.762464] RSP: 002b:00007ffc77ab89e8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 29.766163] Code: [ 29.773403] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa8fddc36ba [ 29.781198] bd [ 29.783413] RDX: 00000000200124c0 RSI: 0000000020000040 RDI: 00007ffc77ab8a00 [ 29.790654] ea [ 29.792518] RBP: 00007ffc77ab8a00 R08: 00007ffc77ab8a40 R09: 0000000000000002 [ 29.799757] ff [ 29.801623] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 29.808865] ff [ 29.810729] R13: 00005555560942c0 R14: 0000000000000000 R15: 00007ffc77ab8a40 [ 29.827100] 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 [ 29.844876] ---[ end trace 9c3e6f3f251a947a ]--- [ 29.849778] Kernel Offset: disabled [ 29.853435] Rebooting in 86400 seconds..