Warning: Permanently added '10.128.1.38' (ECDSA) to the list of known hosts. [ 36.743913] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 36.766940] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 36.771234] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 36.778052] gfs2: fsid=syz:syz: Now mounting FS... [ 36.790246] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 36.801683] ------------[ cut here ]------------ [ 36.806127] ------------[ cut here ]------------ [ 36.806467] WARNING: CPU: 0 PID: 7984 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 36.811199] WARNING: CPU: 1 PID: 7990 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 36.819395] Kernel panic - not syncing: panic_on_warn set ... [ 36.819395] [ 36.827597] Modules linked in: [ 36.834932] CPU: 0 PID: 7984 Comm: syz-executor341 Not tainted 4.14.302-syzkaller #0 [ 36.834940] CPU: 1 PID: 7990 Comm: syz-executor341 Not tainted 4.14.302-syzkaller #0 [ 36.838104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 36.845956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 36.853806] Call Trace: [ 36.863136] task: ffff8880b379e300 task.stack: ffff88808c848000 [ 36.872473] dump_stack+0x1b2/0x281 [ 36.875028] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 36.881059] panic+0x1f9/0x42d [ 36.884659] RSP: 0018:ffff88808c84f728 EFLAGS: 00010282 [ 36.889652] ? add_taint.cold+0x16/0x16 [ 36.898154] ? sysfs_warn_dup.cold+0x17/0x26 [ 36.902095] RAX: 000000000000003a RBX: ffff888095651ad0 RCX: 0000000000000000 [ 36.906480] ? sysfs_warn_dup.cold+0x17/0x26 [ 36.913720] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed1011909edb [ 36.913726] RBP: ffff8880b12706c0 R08: 000000000000003a R09: 0000000000000000 [ 36.918108] __warn.cold+0x20/0x44 [ 36.925353] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b0f8da80 [ 36.932605] ? ist_end_non_atomic+0x10/0x10 [ 36.936200] R13: ffff8880b613a540 R14: ffff888095651ad8 R15: ffff888095001a98 [ 36.943546] ? sysfs_warn_dup.cold+0x17/0x26 [ 36.947839] FS: 0000555556427300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 36.955085] report_bug+0x208/0x250 [ 36.959465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.967678] do_error_trap+0x195/0x2d0 [ 36.971277] CR2: 00007ffc2cfdfc98 CR3: 00000000b4ccf000 CR4: 00000000003406e0 [ 36.977223] ? math_error+0x2d0/0x2d0 [ 36.981089] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.988336] ? ___preempt_schedule+0x16/0x18 [ 36.992105] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.999358] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.003732] Call Trace: [ 37.010985] invalid_op+0x1b/0x40 [ 37.015800] sysfs_create_dir_ns+0x16f/0x1d0 [ 37.018356] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 37.021782] kobject_add_internal+0x28b/0x930 [ 37.026162] RSP: 0018:ffff8880b34e7728 EFLAGS: 00010282 [ 37.031176] kobject_init_and_add+0xde/0x120 [ 37.035637] RAX: 000000000000003a RBX: ffff8880957d1b10 RCX: 0000000000000000 [ 37.040980] ? kobject_create_and_add+0x200/0x200 [ 37.045361] RDX: 0000000000000000 RSI: ffffffff878bd020 RDI: ffffed101669cedb [ 37.052632] ? vsnprintf+0x260/0x1340 [ 37.057446] RBP: ffff8880957089c0 R08: 000000000000003a R09: 0000000000000000 [ 37.064697] gfs2_sys_fs_add+0x184/0x3f0 [ 37.068468] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b0f8da80 [ 37.075718] ? recover_store+0x100/0x100 [ 37.079749] R13: ffff8880b0585240 R14: ffff8880957d1b18 R15: ffff888095651ad8 [ 37.086997] ? snprintf+0xa5/0xd0 [ 37.091038] ? sysfs_warn_dup.cold+0x17/0x26 [ 37.098382] ? strscpy+0x94/0x280 [ 37.101848] sysfs_create_dir_ns+0x16f/0x1d0 [ 37.106230] fill_super+0x118b/0x2310 [ 37.109663] kobject_add_internal+0x28b/0x930 [ 37.114044] ? vsnprintf+0x260/0x1340 [ 37.117816] kobject_init_and_add+0xde/0x120 [ 37.122284] ? gfs2_online_uevent+0x1b0/0x1b0 [ 37.126099] ? kobject_create_and_add+0x200/0x200 [ 37.130477] ? pointer+0x9e0/0x9e0 [ 37.134950] ? vsnprintf+0x260/0x1340 [ 37.139765] ? snprintf+0xa5/0xd0 [ 37.143280] gfs2_sys_fs_add+0x184/0x3f0 [ 37.147057] ? vsprintf+0x30/0x30 [ 37.150483] ? recover_store+0x100/0x100 [ 37.154517] ? gfs2_open+0x160/0x160 [ 37.157946] ? snprintf+0xa5/0xd0 [ 37.161983] ? set_blocksize+0x125/0x380 [ 37.165672] ? strscpy+0x94/0x280 [ 37.169098] gfs2_mount+0x439/0x510 [ 37.173132] fill_super+0x118b/0x2310 [ 37.176567] ? fill_super+0x2310/0x2310 [ 37.180167] ? vsnprintf+0x260/0x1340 [ 37.183956] ? alloc_pages_current+0x15d/0x260 [ 37.187904] ? gfs2_online_uevent+0x1b0/0x1b0 [ 37.191680] ? __lockdep_init_map+0x100/0x560 [ 37.196234] ? pointer+0x9e0/0x9e0 [ 37.200704] mount_fs+0x92/0x2a0 [ 37.205180] ? snprintf+0xa5/0xd0 [ 37.208692] vfs_kern_mount.part.0+0x5b/0x470 [ 37.212025] ? vsprintf+0x30/0x30 [ 37.215453] do_mount+0xe65/0x2a30 [ 37.219940] ? gfs2_open+0x160/0x160 [ 37.223379] ? copy_mount_string+0x40/0x40 [ 37.226891] ? set_blocksize+0x125/0x380 [ 37.230589] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 37.234798] gfs2_mount+0x439/0x510 [ 37.238831] ? copy_mnt_ns+0xa30/0xa30 [ 37.243820] ? fill_super+0x2310/0x2310 [ 37.247421] ? copy_mount_options+0x1fa/0x2f0 [ 37.251293] ? alloc_pages_current+0x15d/0x260 [ 37.255230] ? copy_mnt_ns+0xa30/0xa30 [ 37.259702] ? __lockdep_init_map+0x100/0x560 [ 37.264257] SyS_mount+0xa8/0x120 [ 37.268115] mount_fs+0x92/0x2a0 [ 37.272583] ? copy_mnt_ns+0xa30/0xa30 [ 37.276039] vfs_kern_mount.part.0+0x5b/0x470 [ 37.279380] do_syscall_64+0x1d5/0x640 [ 37.283242] do_mount+0xe65/0x2a30 [ 37.287712] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.291574] ? copy_mount_string+0x40/0x40 [ 37.295086] RIP: 0033:0x7f34777b96da [ 37.300250] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 37.304452] RSP: 002b:00007ffde225df78 EFLAGS: 00000282 [ 37.308141] ? copy_mnt_ns+0xa30/0xa30 [ 37.313125] ORIG_RAX: 00000000000000a5 [ 37.318466] ? copy_mount_options+0x1fa/0x2f0 [ 37.322326] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34777b96da [ 37.326274] ? copy_mnt_ns+0xa30/0xa30 [ 37.330738] RDX: 0000000020037f40 RSI: 0000000020037f80 RDI: 00007ffde225df90 [ 37.337989] SyS_mount+0xa8/0x120 [ 37.341845] RBP: 00007ffde225df90 R08: 00007ffde225dfd0 R09: 0000000000000002 [ 37.341851] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 37.349101] ? copy_mnt_ns+0xa30/0xa30 [ 37.352531] R13: 00005555564272c0 R14: 0000000000000000 R15: 00007ffde225dfd0 [ 37.359787] do_syscall_64+0x1d5/0x640 [ 37.367034] Code: [ 37.370898] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.378141] bd [ 37.382007] RIP: 0033:0x7f34777b96da [ 37.384129] ea [ 37.389291] RSP: 002b:00007ffde225df78 EFLAGS: 00000282 [ 37.391154] ff [ 37.394851] ORIG_RAX: 00000000000000a5 [ 37.396711] ff [ 37.402047] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34777b96da [ 37.403909] ff [ 37.407857] RDX: 0000000020037f40 RSI: 0000000020037f80 RDI: 00007ffde225df90 [ 37.409719] e9 [ 37.416968] RBP: 00007ffde225df90 R08: 00007ffde225dfd0 R09: 0000000000000002 [ 37.418827] 8f [ 37.426074] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 37.427939] c2 [ 37.435184] R13: 00005555564272c0 R14: 0000000000000000 R15: 00007ffde225dfd0 [ 37.453419] 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 [ 37.469969] ---[ end trace 5bf1c81df28c2300 ]--- [ 37.474865] Kernel Offset: disabled [ 37.478524] Rebooting in 86400 seconds..