Warning: Permanently added '10.128.0.232' (ECDSA) to the list of known hosts. syzkaller login: [ 28.129367] gfs2: can't find protocol lock_݌ؾt w-9%U!HS54 e|tc_tuPcٳ̹`tdl}n\J/ޓ ,iLKplֹTga  [ 28.145552] sysfs: cannot create duplicate filename '/fs/gfs2/Pcٳ̹`tdl}n\J_ޓ ,iLKplֹTga ' [ 28.150076] sysfs: cannot create duplicate filename '/fs/gfs2/Pcٳ̹`tdl}n\J_ޓ ,iLKplֹTga ' [ 28.174818] sysfs: cannot create duplicate filename '/fs/gfs2/Pcٳ̹`tdl}n\J_ޓ ,iLKplֹTga ' [ 28.175552] sysfs: cannot create duplicate filename '/fs/gfs2/Pcٳ̹`tdl}n\J_ޓ ,iLKplֹTga ' [ 28.192408] ------------[ cut here ]------------ [ 28.200054] ------------[ cut here ]------------ [ 28.203048] WARNING: CPU: 1 PID: 7997 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 28.207779] WARNING: CPU: 0 PID: 8005 at fs/sysfs/dir.c:30 sysfs_warn_dup.cold+0x17/0x26 [ 28.215976] Kernel panic - not syncing: panic_on_warn set ... [ 28.215976] [ 28.224177] Modules linked in: [ 28.231513] CPU: 1 PID: 7997 Comm: syz-executor110 Not tainted 4.14.295-syzkaller #0 [ 28.231522] CPU: 0 PID: 8005 Comm: syz-executor110 Not tainted 4.14.295-syzkaller #0 [ 28.234681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.234685] Call Trace: [ 28.242545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.250406] dump_stack+0x1b2/0x281 [ 28.259741] task: ffff8880b3e7a680 task.stack: ffff888096658000 [ 28.262333] panic+0x1f9/0x42d [ 28.271667] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 28.275265] ? add_taint.cold+0x16/0x16 [ 28.281291] RSP: 0018:ffff88809665f728 EFLAGS: 00010282 [ 28.284468] ? sysfs_warn_dup.cold+0x17/0x26 [ 28.289455] RAX: 0000000000000074 RBX: ffff8880b3069c90 RCX: 0000000000000000 [ 28.293409] ? sysfs_warn_dup.cold+0x17/0x26 [ 28.298738] RDX: 0000000000000000 RSI: ffffffff878bc9e0 RDI: ffffed1012ccbedb [ 28.303119] __warn.cold+0x20/0x44 [ 28.310364] RBP: ffff888095bb2b00 R08: 0000000000000074 R09: 0000000000000000 [ 28.314747] ? ist_end_non_atomic+0x10/0x10 [ 28.321989] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888238fd00e0 [ 28.325503] ? sysfs_warn_dup.cold+0x17/0x26 [ 28.332745] R13: ffff8880ac362080 R14: ffff8880b3069c98 R15: ffff888095aa5c58 [ 28.332752] FS: 0000555557155300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 28.337053] report_bug+0x208/0x250 [ 28.344299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.348687] do_error_trap+0x195/0x2d0 [ 28.355932] CR2: 00007f03f67514f0 CR3: 000000009fb08000 CR4: 00000000003406f0 [ 28.364139] ? math_error+0x2d0/0x2d0 [ 28.367736] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.373596] ? ___preempt_schedule+0x16/0x18 [ 28.377454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.377458] Call Trace: [ 28.384712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.388489] sysfs_create_dir_ns+0x16f/0x1d0 [ 28.395741] invalid_op+0x1b/0x40 [ 28.400157] kobject_add_internal+0x28b/0x930 [ 28.407406] RIP: 0010:sysfs_warn_dup.cold+0x17/0x26 [ 28.409968] kobject_init_and_add+0xde/0x120 [ 28.414776] RSP: 0018:ffff88809cc9f728 EFLAGS: 00010282 [ 28.419169] ? kobject_create_and_add+0x200/0x200 [ 28.422595] RAX: 0000000000000074 RBX: ffff8880b3c79bd0 RCX: 0000000000000000 [ 28.427068] ? vsnprintf+0x260/0x1340 [ 28.432052] RDX: 0000000000000000 RSI: ffffffff878bc9e0 RDI: ffffed1013993edb [ 28.432057] RBP: ffff8880b3708ac0 R08: 0000000000000074 R09: 0000000000000000 [ 28.436455] gfs2_sys_fs_add+0x184/0x3f0 [ 28.441789] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888238fd00e0 [ 28.446610] ? recover_store+0x100/0x100 [ 28.453856] R13: ffff88809a834d80 R14: ffff8880b3c79bd8 R15: ffff8880b30cdb98 [ 28.453874] ? sysfs_warn_dup.cold+0x17/0x26 [ 28.457641] ? snprintf+0xa5/0xd0 [ 28.464889] sysfs_create_dir_ns+0x16f/0x1d0 [ 28.472138] ? memcpy+0x35/0x50 [ 28.476176] kobject_add_internal+0x28b/0x930 [ 28.483431] fill_super+0x118b/0x2310 [ 28.487492] kobject_init_and_add+0xde/0x120 [ 28.494736] ? vsnprintf+0x260/0x1340 [ 28.499136] ? kobject_create_and_add+0x200/0x200 [ 28.502565] ? gfs2_online_uevent+0x1b0/0x1b0 [ 28.506950] ? vsnprintf+0x260/0x1340 [ 28.510206] ? pointer+0x9e0/0x9e0 [ 28.514680] gfs2_sys_fs_add+0x184/0x3f0 [ 28.518456] ? snprintf+0xa5/0xd0 [ 28.522836] ? recover_store+0x100/0x100 [ 28.526608] ? vsprintf+0x30/0x30 [ 28.531427] ? snprintf+0xa5/0xd0 [ 28.535896] ? gfs2_open+0x160/0x160 [ 28.539677] ? memcpy+0x35/0x50 [ 28.543194] ? set_blocksize+0x125/0x380 [ 28.547227] fill_super+0x118b/0x2310 [ 28.550668] gfs2_mount+0x439/0x510 [ 28.554705] ? vsnprintf+0x260/0x1340 [ 28.558153] ? fill_super+0x2310/0x2310 [ 28.561585] ? gfs2_online_uevent+0x1b0/0x1b0 [ 28.565290] ? alloc_pages_current+0x15d/0x260 [ 28.568619] ? pointer+0x9e0/0x9e0 [ 28.572655] ? __lockdep_init_map+0x100/0x560 [ 28.576432] ? snprintf+0xa5/0xd0 [ 28.580032] mount_fs+0x92/0x2a0 [ 28.583806] ? vsprintf+0x30/0x30 [ 28.587758] vfs_kern_mount.part.0+0x5b/0x470 [ 28.592227] ? gfs2_open+0x160/0x160 [ 28.596786] do_mount+0xe65/0x2a30 [ 28.600298] ? set_blocksize+0x125/0x380 [ 28.604773] ? copy_mount_string+0x40/0x40 [ 28.608286] gfs2_mount+0x439/0x510 [ 28.611626] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.615056] ? fill_super+0x2310/0x2310 [ 28.619525] ? copy_mnt_ns+0xa30/0xa30 [ 28.623228] ? alloc_pages_current+0x15d/0x260 [ 28.626732] ? copy_mount_options+0x1fa/0x2f0 [ 28.630773] ? __lockdep_init_map+0x100/0x560 [ 28.634979] ? copy_mnt_ns+0xa30/0xa30 [ 28.638578] mount_fs+0x92/0x2a0 [ 28.643571] SyS_mount+0xa8/0x120 [ 28.647527] vfs_kern_mount.part.0+0x5b/0x470 [ 28.651389] ? copy_mnt_ns+0xa30/0xa30 [ 28.655949] do_mount+0xe65/0x2a30 [ 28.660424] do_syscall_64+0x1d5/0x640 [ 28.664898] ? copy_mount_string+0x40/0x40 [ 28.668763] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.672103] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.675527] RIP: 0033:0x7f03f677dc3a [ 28.679996] ? copy_mnt_ns+0xa30/0xa30 [ 28.683941] RSP: 002b:00007fff14c39628 EFLAGS: 00000282 [ 28.687461] ? copy_mount_options+0x1fa/0x2f0 [ 28.691318] ORIG_RAX: 00000000000000a5 [ 28.695531] ? copy_mnt_ns+0xa30/0xa30 [ 28.700693] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03f677dc3a [ 28.705695] SyS_mount+0xa8/0x120 [ 28.709381] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fff14c39640 [ 28.713244] ? copy_mnt_ns+0xa30/0xa30 [ 28.718579] RBP: 00007fff14c39640 R08: 00007fff14c39680 R09: 0000000000000002 [ 28.723051] do_syscall_64+0x1d5/0x640 [ 28.726997] R10: 0000000000000008 R11: 0000000000000282 R12: 0000000000000004 [ 28.730864] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.738114] R13: 00007fff14c39680 R14: 0000000000000001 R15: 0000000020000218 [ 28.741544] RIP: 0033:0x7f03f677dc3a [ 28.748792] Code: [ 28.752910] RSP: 002b:00007fff14c39628 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 28.760174] bd [ 28.764038] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03f677dc3a [ 28.771284] ea [ 28.776452] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fff14c39640 [ 28.783701] ff [ 28.788611] RBP: 00007fff14c39640 R08: 00007fff14c39680 R09: 0000000000000002 [ 28.790758] ff [ 28.798453] R10: 0000000000000008 R11: 0000000000000282 R12: 0000000000000004 [ 28.800404] ff [ 28.807663] R13: 00007fff14c39680 R14: 0000000000000001 R15: 0000000020000218 [ 28.809525] e9 e3 0e a0 fa 4c 89 ff e8 b8 2c 7b fa eb da e8 91 72 51 fa 4c 89 ea 48 89 ee 48 c7 c7 00 bd 95 87 e8 04 fc fe ff <0f> 0b 48 89 ef 5d 41 5c 41 5d e9 90 02 7b fa e8 6b 72 51 fa 4d [ 28.861729] ---[ end trace d8080c19ff8c0e3c ]--- [ 28.866621] Kernel Offset: disabled [ 28.870275] Rebooting in 86400 seconds..