[ 30.289974] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 30.300545] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 30.307847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.318165] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 30.329461] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 30.336995] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.423535] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 30.846061] can: request_module (can-proto-0) failed. [ 30.855962] can: request_module (can-proto-0) failed. [ 30.864902] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.113' (ECDSA) to the list of known hosts. 2021/08/08 22:18:36 parsed 1 programs 2021/08/08 22:18:36 executed programs: 0 [ 40.606987] Bluetooth: hci1 command 0x0409 tx timeout [ 40.676307] Bluetooth: hci4 command 0x0409 tx timeout [ 40.681713] Bluetooth: hci5 command 0x0409 tx timeout [ 40.687872] Bluetooth: hci3 command 0x0409 tx timeout [ 40.693184] Bluetooth: hci2 command 0x0409 tx timeout [ 40.786310] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 [ 42.675809] Bluetooth: hci1 command 0x041b tx timeout [ 42.755403] Bluetooth: hci2 command 0x041b tx timeout [ 42.760759] Bluetooth: hci3 command 0x041b tx timeout [ 42.767431] Bluetooth: hci5 command 0x041b tx timeout [ 42.773182] Bluetooth: hci4 command 0x041b tx timeout [ 44.754641] Bluetooth: hci1 command 0x040f tx timeout [ 44.834610] Bluetooth: hci4 command 0x040f tx timeout [ 44.840405] Bluetooth: hci5 command 0x040f tx timeout [ 44.845714] Bluetooth: hci3 command 0x040f tx timeout [ 44.851760] Bluetooth: hci2 command 0x040f tx timeout [ 46.833902] Bluetooth: hci1 command 0x0419 tx timeout [ 46.913931] Bluetooth: hci2 command 0x0419 tx timeout [ 46.919270] Bluetooth: hci3 command 0x0419 tx timeout [ 46.925093] Bluetooth: hci5 command 0x0419 tx timeout [ 46.930396] Bluetooth: hci4 command 0x0419 tx timeout [ 49.073653] BUG: sleeping function called from invalid context at net/core/sock.c:2787 [ 49.082414] in_atomic(): 1, irqs_disabled(): 0, pid: 8338, name: syz-executor.4 [ 49.090227] 1 lock held by syz-executor.4/8338: [ 49.095132] #0: (hci_sk_list.lock){++++}, at: [] hci_sock_dev_event+0x348/0x5c0 [ 49.105126] Preemption disabled at: [ 49.105141] [] hci_sock_dev_event+0x348/0x5c0 [ 49.115077] CPU: 1 PID: 8338 Comm: syz-executor.4 Not tainted 4.14.243-syzkaller #0 [ 49.123186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.132799] Call Trace: [ 49.135478] dump_stack+0x14b/0x1e7 [ 49.139175] ? hci_sock_dev_event+0x348/0x5c0 [ 49.143733] ___might_sleep.cold.19+0x1f1/0x265 [ 49.148387] __might_sleep+0x93/0xb0 [ 49.152162] lock_sock_nested+0x24/0x100 [ 49.156211] hci_sock_dev_event+0x3cc/0x5c0 [ 49.160604] ? hci_send_monitor_ctrl_event+0x4b0/0x4b0 [ 49.166031] hci_unregister_dev+0x20b/0x870 [ 49.170414] vhci_release+0x6b/0xe0 [ 49.174204] __fput+0x232/0x740 [ 49.177564] ? _raw_spin_unlock_irq+0x27/0x90 [ 49.182064] ____fput+0x9/0x10 [ 49.185344] task_work_run+0xe5/0x170 [ 49.189131] do_exit+0x98b/0x2c90 [ 49.192643] ? mm_update_next_owner+0x630/0x630 [ 49.197333] ? lock_downgrade+0x7f0/0x7f0 [ 49.201583] ? up_read+0x1a/0x40 [ 49.205097] ? __do_page_fault+0x4ef/0xa90 [ 49.209391] ? SyS_write+0x100/0x250 [ 49.213169] do_group_exit+0xf8/0x2c0 [ 49.217119] ? do_group_exit+0x2c0/0x2c0 [ 49.221609] SyS_exit_group+0x18/0x20 [ 49.225620] do_syscall_64+0x1c7/0x5b0 [ 49.229799] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.234734] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 49.239928] RIP: 0033:0x4665f9 [ 49.243620] RSP: 002b:00007ffdca6045f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.251915] RAX: ffffffffffffffda RBX: 00007ffdca604db8 RCX: 00000000004665f9 [ 49.259628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 49.267197] RBP: 0000000000000000 R08: 0000000000000025 R09: 00007ffdca604db8 [ 49.274457] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000004bef7c [ 49.281708] R13: 0000000000000010 R14: 0000000000000000 R15: 0000000000400538