[info] Using makefile-style concurrent boot in runlevel 2. [ 27.853839] audit: type=1800 audit(1545319566.330:21): pid=5895 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.130' (ECDSA) to the list of known hosts. syzkaller login: [ 51.658241] IPVS: ftp: loaded support on port[0] = 21 [ 51.827717] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.834527] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.842106] device bridge_slave_0 entered promiscuous mode [ 51.860858] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.867559] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.874559] device bridge_slave_1 entered promiscuous mode [ 51.894071] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.918049] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.990977] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.020567] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.117376] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.124849] team0: Port device team_slave_0 added [ 52.142379] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.149834] team0: Port device team_slave_1 added [ 52.167779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.189276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.210080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.230352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 52.375999] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.382409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.389377] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.395739] bridge0: port 1(bridge_slave_0) entered forwarding state RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 52.912163] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.963795] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.016576] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.022682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.030503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.080577] 8021q: adding VLAN 0 to HW filter on device team0 executing program [ 53.366341] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 53.374183] device bridge_slave_0 left promiscuous mode [ 53.380295] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.458497] device bridge_slave_1 left promiscuous mode [ 53.463926] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.507227] bond0: Releasing backup interface bond_slave_0 [ 53.547438] bond0: Releasing backup interface bond_slave_1 [ 53.600920] team0: Port device team_slave_0 removed [ 53.607935] team0: Port device team_slave_1 removed [ 53.618626] netlink: 'syz-executor806': attribute type 3 has an invalid length. [ 53.626485] netlink: 'syz-executor806': attribute type 3 has an invalid length. [ 53.633932] netlink: 'syz-executor806': attribute type 3 has an invalid length. [ 53.641469] netlink: 'syz-executor806': attribute type 3 has an invalid length. [ 53.649296] team0: Mode changed to "activebackup" [ 53.654135] kasan: CONFIG_KASAN_INLINE enabled [ 53.658855] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 53.666303] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 53.672518] CPU: 0 PID: 6052 Comm: syz-executor806 Not tainted 4.20.0-rc7+ #158 [ 53.679939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.689382] RIP: 0010:team_nl_cmd_options_set+0xa2d/0x1370 [ 53.694992] Code: 8b 74 24 38 75 13 e9 eb 05 00 00 e8 bd 28 e0 fc 49 39 dc 0f 84 dd 05 00 00 e8 af 28 e0 fc 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 af 06 00 00 49 8b 44 24 10 4c 8d 60 f0 49 39 [ 53.713879] RSP: 0018:ffff8881c01e7270 EFLAGS: 00010203 [ 53.719226] RAX: 000000060dac2cae RBX: ffff8881bfcb4a00 RCX: ffffffff849f5b47 [ 53.726479] RDX: 0000000000000000 RSI: ffffffff849f5bc1 RDI: 000000306d616574 [ 53.733732] RBP: ffff8881c01e74d0 R08: ffff8881b37b0240 R09: ffffed103b5c3ef8 [ 53.740984] R10: ffffed103b5c3ef8 R11: ffff8881dae1f7c7 R12: 000000306d616564 [ 53.748249] R13: ffff8881bfcb4810 R14: ffff8881c01e7360 R15: dffffc0000000000 [ 53.755499] FS: 0000000002393880(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 53.763704] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.769566] CR2: 0000000020000040 CR3: 00000001c2502000 CR4: 00000000001406f0 [ 53.776820] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.784069] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.791316] Call Trace: [ 53.793888] ? team_nl_cmd_options_get+0x480/0x480 [ 53.798819] ? nla_memcmp+0x90/0x90 [ 53.802427] ? mutex_trylock+0x2b0/0x2b0 [ 53.806485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.812051] ? cap_capable+0x1f9/0x260 [ 53.815928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.821453] genl_family_rcv_msg+0x8a7/0x11a0 [ 53.825931] ? genl_unregister_family+0x8a0/0x8a0 [ 53.830757] ? lock_downgrade+0x900/0x900 [ 53.834900] ? check_preemption_disabled+0x48/0x280 [ 53.839897] ? rcu_read_unlock_special+0x1c0/0x1c0 [ 53.844807] ? kasan_check_read+0x11/0x20 [ 53.848932] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 53.854185] ? rcu_softirq_qs+0x20/0x20 [ 53.858146] genl_rcv_msg+0xc6/0x168 [ 53.861842] netlink_rcv_skb+0x172/0x440 [ 53.865887] ? genl_family_rcv_msg+0x11a0/0x11a0 [ 53.870627] ? netlink_ack+0xb80/0xb80 [ 53.874489] ? down_read+0x8d/0x120 [ 53.878099] genl_rcv+0x28/0x40 [ 53.881358] netlink_unicast+0x5a5/0x760 [ 53.885402] ? netlink_attachskb+0x9a0/0x9a0 [ 53.889792] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.895309] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 53.900306] netlink_sendmsg+0xa18/0xfc0 [ 53.904348] ? netlink_unicast+0x760/0x760 [ 53.908566] ? smack_socket_sendmsg+0xb0/0x190 [ 53.913129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.918648] ? security_socket_sendmsg+0x94/0xc0 [ 53.923379] ? netlink_unicast+0x760/0x760 [ 53.927618] sock_sendmsg+0xd5/0x120 [ 53.931501] ___sys_sendmsg+0x7fd/0x930 [ 53.935468] ? copy_msghdr_from_user+0x580/0x580 [ 53.940207] ? dentry_kill+0xce/0x680 [ 53.943996] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 53.949171] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.954716] ? __fget_light+0x2e9/0x430 [ 53.958690] ? fget_raw+0x20/0x20 [ 53.962131] ? task_work_run+0x1af/0x2a0 [ 53.966171] ? _raw_spin_unlock_irq+0x27/0x80 [ 53.970745] ? _raw_spin_unlock_irq+0x27/0x80 [ 53.975240] ? dlci_ioctl_set+0x40/0x40 [ 53.979194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.984716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 53.990234] ? sockfd_lookup_light+0xc5/0x160 [ 53.994711] __sys_sendmsg+0x11d/0x280 [ 53.998578] ? __ia32_sys_shutdown+0x80/0x80 [ 54.002972] ? do_syscall_64+0x9a/0x820 [ 54.006928] ? do_syscall_64+0x9a/0x820 [ 54.010883] ? trace_hardirqs_off_caller+0x310/0x310 [ 54.016085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.021610] ? ksys_ioctl+0x81/0xd0 [ 54.025222] __x64_sys_sendmsg+0x78/0xb0 [ 54.029349] do_syscall_64+0x1b9/0x820 [ 54.033239] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 54.038590] ? syscall_return_slowpath+0x5e0/0x5e0 [ 54.043509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.048332] ? trace_hardirqs_on_caller+0x310/0x310 [ 54.053331] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 54.058330] ? prepare_exit_to_usermode+0x291/0x3b0 [ 54.063328] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.068153] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.073318] RIP: 0033:0x446ec9 [ 54.076495] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 fb ce fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.095387] RSP: 002b:00007ffc2c614bc8 EFLAGS: 00000213 ORIG_RAX: 000000000000002e [ 54.103071] RAX: ffffffffffffffda RBX: 0000000020000e94 RCX: 0000000000446ec9 [ 54.110321] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000004 [ 54.117570] RBP: 00000000004a8ac0 R08: 00000000004a8ae8 R09: 0000000000000100 [ 54.124815] R10: 0000000020000ff8 R11: 0000000000000213 R12: 00000000004a8b60 [ 54.132063] R13: 00000000004042e0 R14: 0000000000000000 R15: 0000000000000000 [ 54.139315] Modules linked in: [ 54.144287] ---[ end trace 92f5d51784814501 ]--- [ 54.149103] RIP: 0010:team_nl_cmd_options_set+0xa2d/0x1370 [ 54.154714] Code: 8b 74 24 38 75 13 e9 eb 05 00 00 e8 bd 28 e0 fc 49 39 dc 0f 84 dd 05 00 00 e8 af 28 e0 fc 49 8d 7c 24 10 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 af 06 00 00 49 8b 44 24 10 4c 8d 60 f0 49 39 [ 54.173930] RSP: 0018:ffff8881c01e7270 EFLAGS: 00010203 [ 54.179337] RAX: 000000060dac2cae RBX: ffff8881bfcb4a00 RCX: ffffffff849f5b47 [ 54.186697] RDX: 0000000000000000 RSI: ffffffff849f5bc1 RDI: 000000306d616574 [ 54.193952] RBP: ffff8881c01e74d0 R08: ffff8881b37b0240 R09: ffffed103b5c3ef8 [ 54.201236] R10: ffffed103b5c3ef8 R11: ffff8881dae1f7c7 R12: 000000306d616564 [ 54.208520] R13: ffff8881bfcb4810 R14: ffff8881c01e7360 R15: dffffc0000000000 [ 54.215837] FS: 0000000002393880(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 54.224074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.229988] CR2: 0000000020000040 CR3: 00000001c2502000 CR4: 00000000001406f0 [ 54.237276] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.244559] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.251839] Kernel panic - not syncing: Fatal exception [ 54.266456] Kernel Offset: disabled [ 54.270077] Rebooting in 86400 seconds..