team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves block nbd0: Connection timed out BUG: sleeping function called from invalid context at kernel/locking/mutex.c:908 in_atomic(): 0, irqs_disabled(): 0, pid: 2391, name: kworker/1:1H INFO: lockdep is turned off. Preemption disabled at: [] wake_up_klogd+0x6c/0x180 kernel/printk/printk.c:2890 CPU: 1 PID: 2391 Comm: kworker/1:1H Not tainted 4.19.0-rc5-next-20180928+ #84 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: kblockd blk_mq_timeout_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c4 lib/dump_stack.c:113 ___might_sleep.cold.89+0x1ba/0x1f3 kernel/sched/core.c:6149 __might_sleep+0x95/0x190 kernel/sched/core.c:6102 __mutex_lock_common kernel/locking/mutex.c:908 [inline] __mutex_lock+0x138/0x1700 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 sock_shutdown+0x160/0x250 drivers/block/nbd.c:335 nbd_xmit_timeout+0x2d6/0x6a0 drivers/block/nbd.c:394 blk_mq_rq_timed_out block/blk-mq.c:781 [inline] blk_mq_check_expired+0x60e/0x740 block/blk-mq.c:841 bt_iter+0x1e5/0x260 block/blk-mq-tag.c:238 __sbitmap_for_each_set include/linux/sbitmap.h:271 [inline] sbitmap_for_each_set include/linux/sbitmap.h:292 [inline] bt_for_each block/blk-mq-tag.c:265 [inline] blk_mq_queue_tag_busy_iter+0x58a/0xdb0 block/blk-mq-tag.c:405 blk_mq_timeout_work+0x34a/0x8a0 block/blk-mq.c:870 process_one_work+0xc8b/0x1b80 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 block nbd0: shutting down sockets print_req_error: I/O error, dev nbd0, sector 0 XFS (nbd0): SB validate failed with error -5. block nbd0: Attempted send on invalid socket print_req_error: I/O error, dev nbd0, sector 0 XFS (nbd0): SB validate failed with error -5. IPVS: ftp: loaded support on port[0] = 21 bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered disabled state device bridge_slave_0 entered promiscuous mode bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready bond0: Enslaving bond_slave_0 as an active interface with an up link bond0: Enslaving bond_slave_1 as an active interface with an up link IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready team0: Port device team_slave_1 added IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 8021q: adding VLAN 0 to HW filter on device team0 block nbd0: Attempted send on invalid socket print_req_error: I/O error, dev nbd0, sector 0 XFS (nbd0): SB validate failed with error -5. block nbd0: NBD_DISCONNECT FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 825 Comm: syz-executor3 Tainted: G W 4.19.0-rc5-next-20180928+ #84 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c4 lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc_node mm/slab.c:3299 [inline] kmem_cache_alloc_node+0x26e/0x730 mm/slab.c:3642 __alloc_skb+0x114/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] netlink_alloc_large_skb net/netlink/af_netlink.c:1182 [inline] netlink_sendmsg+0xb29/0xfc0 net/netlink/af_netlink.c:1876 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd5/0x120 net/socket.c:632 sock_xmit.isra.14+0x2cc/0x700 drivers/block/nbd.c:432 send_disconnects drivers/block/nbd.c:1078 [inline] nbd_disconnect+0x3e1/0x570 drivers/block/nbd.c:1092 __nbd_ioctl drivers/block/nbd.c:1235 [inline] nbd_ioctl+0x3c6/0xd40 drivers/block/nbd.c:1306 __blkdev_driver_ioctl block/ioctl.c:303 [inline] blkdev_ioctl+0x9ac/0x2010 block/ioctl.c:601 block_ioctl+0xee/0x130 fs/block_dev.c:1883 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f7690bd6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7690bd6c90 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7690bd76d4 R13: 00000000004c04d6 R14: 00000000004d0678 R15: 0000000000000005 block nbd0: Send disconnect failed -105 device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves