__dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10f/0x159 lib/fault-inject.c:149 should_failslab+0xdb/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x2d7/0x780 mm/slab.c:3550 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 26071 at fs/super.c:1163 kill_block_super+0xc9/0xf0 fs/super.c:1163 kmem_cache_zalloc include/linux/slab.h:651 [inline] __kernfs_new_node+0x70/0x420 fs/kernfs/dir.c:633 Kernel panic - not syncing: panic_on_warn set ... kernfs_new_node+0x80/0xf0 fs/kernfs/dir.c:678 kernfs_create_dir_ns+0x41/0x140 fs/kernfs/dir.c:999 sysfs_create_dir_ns+0xbe/0x1d0 fs/sysfs/dir.c:55 create_dir lib/kobject.c:71 [inline] kobject_add_internal.part.0.cold+0x114/0x5ae lib/kobject.c:229 kobject_add_internal lib/kobject.c:205 [inline] kobject_add_varg lib/kobject.c:364 [inline] kobject_add+0x11f/0x180 lib/kobject.c:409 device_add+0x383/0x1490 drivers/base/core.c:1861 netdev_register_kobject+0x183/0x3a0 net/core/net-sysfs.c:1599 register_netdevice+0x814/0xca0 net/core/dev.c:7668 register_vlan_dev+0x292/0x6a0 net/8021q/vlan.c:168 register_vlan_device net/8021q/vlan.c:268 [inline] vlan_ioctl_handler+0x98d/0xcdf net/8021q/vlan.c:585 sock_ioctl+0x2f4/0x470 net/socket.c:1049 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45a679 RSP: 002b:00007f2054356c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2054356c90 RCX: 000000000045a679 RDX: 0000000020000080 RSI: 0000000000008983 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f20543576d4 R13: 00000000004d0d88 R14: 00000000004dd5f8 R15: 0000000000000004 CPU: 0 PID: 26071 Comm: syz-executor.1 Not tainted 4.14.157-syzkaller #0 kobject: 'loop3' (ffff8880a414cc20): kobject_uevent_env Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 kobject: 'loop3' (ffff8880a414cc20): fill_kobj_path: path = '/devices/virtual/block/loop3' __warn.cold+0x2f/0x2f kernel/panic.c:547 kobject_add_internal failed for team_slave_1.0 (error: -12 parent: net) report_bug+0x216/0x254 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295 kobject: 'loop5' (ffff8880a42375a0): kobject_uevent_env kobject: 'loop0' (ffff888083e55760): kobject_uevent_env do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963 RIP: 0010:kill_block_super+0xc9/0xf0 fs/super.c:1163 kobject: 'loop0' (ffff888083e55760): fill_kobj_path: path = '/devices/virtual/block/loop0' RSP: 0018:ffff88805358fb70 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90013182000 RDX: 0000000000040000 RSI: ffffffff818fec49 RDI: ffff8880a6d77a60 RBP: ffff88805358fb88 R08: ffff88809ba244c0 R09: 0000000000000001 R10: 0000000000000000 R11: ffff88809ba244c0 R12: ffff888054aa8c40 R13: ffff8880a6d776c0 R14: ffff888054aa8c40 R15: dffffc0000000000 kobject: 'loop5' (ffff8880a42375a0): fill_kobj_path: path = '/devices/virtual/block/loop5' reiserfs_kill_sb+0x17c/0x1e0 fs/reiserfs/super.c:570 deactivate_locked_super+0x74/0xe0 fs/super.c:319 REISERFS warning (device loop5): super-6502 reiserfs_getopt: unknown mount option "usæZquota=" sget_userns+0x9d9/0xc30 fs/super.c:537 kobject: 'loop2' (ffff8880a4104320): kobject_uevent_env sget+0xd6/0x120 fs/super.c:572 kobject: 'loop2' (ffff8880a4104320): fill_kobj_path: path = '/devices/virtual/block/loop2' mount_bdev+0xd5/0x370 fs/super.c:1107 get_super_block+0x35/0x40 fs/reiserfs/super.c:2605 kobject: 'team_slave_1.0' (ffff888045a472b0): kobject_add_internal: parent: 'net', set: 'devices' mount_fs+0x97/0x2a1 fs/super.c:1237 vfs_kern_mount.part.0+0x5e/0x3d0 fs/namespace.c:1046 vfs_kern_mount fs/namespace.c:1036 [inline] do_new_mount fs/namespace.c:2549 [inline] do_mount+0x417/0x27d0 fs/namespace.c:2879 kobject: 'loop2' (ffff8880a4104320): kobject_uevent_env SYSC_mount fs/namespace.c:3095 [inline] SyS_mount+0xab/0x120 fs/namespace.c:3072 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45d0ca RSP: 002b:00007f41b87f3a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f41b87f3b40 RCX: 000000000045d0ca RDX: 00007f41b87f3ae0 RSI: 0000000020000180 RDI: 00007f41b87f3b00 kobject: 'loop2' (ffff8880a4104320): fill_kobj_path: path = '/devices/virtual/block/loop2' RBP: 0000000000000000 R08: 00007f41b87f3b40 R09: 00007f41b87f3ae0 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004 R13: 00000000004cab02 R14: 00000000004e3f40 R15: 0000000000000003 Kernel Offset: disabled Rebooting in 86400 seconds..