[info] Using makefile-style concurrent boot in runlevel 2. [ 25.141019] audit: type=1800 audit(1543769366.429:21): pid=5817 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 25.168912] audit: type=1800 audit(1543769366.429:22): pid=5817 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 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 syzkaller login: [ 30.577045] sshd (5956) used greatest stack depth: 15744 bytes left Warning: Permanently added '10.128.15.213' (ECDSA) to the list of known hosts. [ 37.317503] IPVS: ftp: loaded support on port[0] = 21 [ 37.471412] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.478527] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.485663] device bridge_slave_0 entered promiscuous mode [ 37.504138] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.510632] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.517915] device bridge_slave_1 entered promiscuous mode [ 37.536881] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.554744] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.603594] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.623745] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.697620] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.704980] team0: Port device team_slave_0 added [ 37.722233] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.730290] team0: Port device team_slave_1 added [ 37.746837] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.768067] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.788602] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.808535] 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 [ 37.948302] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.954740] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.961598] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.967976] 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 [ 38.459977] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.510279] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.560458] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.566695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.573884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.624184] 8021q: adding VLAN 0 to HW filter on device team0 executing program [ 39.220892] BUG: unable to handle kernel paging request at ffff888220000000 [ 39.228178] PGD be01067 P4D be01067 PUD be04067 PMD 0 [ 39.233445] Oops: 0000 [#1] PREEMPT SMP KASAN [ 39.237920] CPU: 0 PID: 5973 Comm: syz-executor302 Not tainted 4.20.0-rc4+ #211 [ 39.245352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.254706] RIP: 0010:do_csum+0x192/0x410 [ 39.258886] Code: 85 f6 74 54 4d 89 ef e8 ec ad a6 f9 41 83 ee 01 31 ff 31 c0 44 89 f6 49 03 1f 49 13 5f 08 49 13 5f 10 49 13 5f 18 49 13 5f 20 <49> 13 5f 28 49 13 5f 30 49 13 5f 38 48 11 c3 e8 ca ae a6 f9 49 83 [ 39.277774] RSP: 0018:ffff8881d88ee568 EFLAGS: 00010286 [ 39.283123] RAX: 0000000000000000 RBX: a5cd3355fbb2654e RCX: ffffffff87d8dd46 [ 39.290375] RDX: 0000000000000000 RSI: 0000000002632006 RDI: 0000000000000000 [ 39.297629] RBP: ffff8881d88ee5a0 R08: ffff8881c221c300 R09: ffff8881b8c90194 [ 39.304879] R10: 000000000000ffd4 R11: ffffea0006fd9c37 R12: 00000000ffff0038 [ 39.312130] R13: ffff8881b8c90198 R14: 0000000002632006 R15: ffff88821fffffd8 [ 39.319388] FS: 000000000256a880(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 39.327596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.333457] CR2: ffff888220000000 CR3: 00000001c328e000 CR4: 00000000001406f0 [ 39.340850] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.348290] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.355543] Call Trace: [ 39.358120] csum_partial+0x21/0x30 [ 39.361743] tcp_gso_segment+0xa7d/0x17b0 [ 39.365898] ? sk_common_release+0x320/0x320 [ 39.370299] tcp6_gso_segment+0x1c8/0x580 [ 39.374439] ipv6_gso_segment+0x554/0x1130 [ 39.378781] ? tag_mount+0xfd2/0x1ce0 [ 39.382718] ? sit_ip6ip6_gro_receive+0x100/0x100 [ 39.387555] ? __lock_is_held+0xb5/0x140 [ 39.391615] ? sit_ip6ip6_gro_receive+0x100/0x100 [ 39.396459] inet_gso_segment+0x639/0x1350 [ 39.400692] ? inet_sock_destruct+0x9b0/0x9b0 [ 39.405174] ipv6_gso_segment+0x554/0x1130 [ 39.409395] ? skb_mac_gso_segment+0x229/0x740 [ 39.413982] ? sit_ip6ip6_gro_receive+0x100/0x100 [ 39.418986] ? kasan_check_read+0x11/0x20 [ 39.423300] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 39.428569] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 39.433745] ? rcu_softirq_qs+0x20/0x20 [ 39.437729] ? skb_network_protocol+0xfc/0x4c0 [ 39.442499] skb_mac_gso_segment+0x3b3/0x740 [ 39.446903] ? sit_ip6ip6_gro_receive+0x100/0x100 [ 39.451732] ? skb_network_protocol+0x4c0/0x4c0 [ 39.456468] ? print_usage_bug+0xc0/0xc0 [ 39.460671] ? __lock_acquire+0x2aff/0x4c20 [ 39.465577] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 39.470757] ? skb_network_protocol+0xfc/0x4c0 [ 39.475466] __skb_gso_segment+0x3c3/0x880 [ 39.479799] ? skb_mac_gso_segment+0x740/0x740 [ 39.484377] validate_xmit_skb+0x640/0xf30 [ 39.488592] ? netif_skb_features+0xb70/0xb70 [ 39.493071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.498588] ? check_preemption_disabled+0x48/0x280 [ 39.503581] validate_xmit_skb_list+0xd1/0x140 [ 39.508147] sch_direct_xmit+0x30e/0x1130 [ 39.512274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.517797] ? check_preemption_disabled+0x48/0x280 [ 39.522795] ? dev_watchdog+0xb10/0xb10 [ 39.526752] ? __lock_is_held+0xb5/0x140 [ 39.530803] __qdisc_run+0x636/0x1990 [ 39.534582] ? sch_direct_xmit+0x1130/0x1130 [ 39.538969] ? lock_acquire+0x1ed/0x520 [ 39.542922] ? dev_queue_xmit+0x17/0x20 [ 39.546877] ? lock_release+0xa00/0xa00 [ 39.550831] ? mini_qdisc_pair_init+0x160/0x160 [ 39.555498] __dev_queue_xmit+0x1915/0x3ad0 [ 39.559797] ? dev_queue_xmit+0x17/0x20 [ 39.563751] ? netdev_pick_tx+0x310/0x310 [ 39.567892] ? __alloc_skb+0x4c6/0x770 [ 39.571767] ? mark_held_locks+0x130/0x130 [ 39.575989] ? kasan_check_read+0x11/0x20 [ 39.580126] ? zap_class+0x640/0x640 [ 39.583830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.589350] ? refcount_add_not_zero_checked+0x21e/0x330 [ 39.594786] ? find_held_lock+0x36/0x1c0 [ 39.598834] ? perf_trace_sched_process_exec+0x860/0x860 [ 39.604267] ? kasan_check_write+0x14/0x20 [ 39.608497] ? copyin+0xb7/0x100 [ 39.611846] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 39.616863] ? copy_page_from_iter+0x541/0x8f0 [ 39.621428] ? _copy_from_iter+0xf70/0xf70 [ 39.625640] ? _copy_from_iter_full+0x2d8/0xce0 [ 39.630291] ? kasan_check_read+0x11/0x20 [ 39.634418] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 39.639686] ? depot_save_stack+0x292/0x470 [ 39.643987] ? skb_copy_datagram_from_iter+0x451/0x660 [ 39.649243] dev_queue_xmit+0x17/0x20 [ 39.653024] ? dev_queue_xmit+0x17/0x20 [ 39.656979] packet_sendmsg+0x430a/0x6570 [ 39.661119] ? find_held_lock+0x36/0x1c0 [ 39.665160] ? packet_getname+0x5f0/0x5f0 [ 39.669288] ? perf_trace_sched_process_exec+0x860/0x860 [ 39.674720] ? usercopy_warn+0x110/0x110 [ 39.678795] ? perf_trace_sched_wake_idle_without_ipi+0x5f0/0x600 [ 39.685011] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.690533] ? _copy_from_user+0xdf/0x150 [ 39.694664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.700182] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 39.705090] ? aa_sk_perm+0x22b/0x8e0 [ 39.708885] ? import_iovec+0x2a3/0x4b0 [ 39.712836] ? aa_af_perm+0x5a0/0x5a0 [ 39.716619] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.722135] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 39.727044] ? apparmor_socket_sendmsg+0x29/0x30 [ 39.731778] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.737290] ? security_socket_sendmsg+0x94/0xc0 [ 39.742027] ? packet_getname+0x5f0/0x5f0 [ 39.746155] sock_sendmsg+0xd5/0x120 [ 39.749847] ___sys_sendmsg+0x7fd/0x930 [ 39.753816] ? find_held_lock+0x36/0x1c0 [ 39.757857] ? copy_msghdr_from_user+0x580/0x580 [ 39.762589] ? zap_class+0x640/0x640 [ 39.766291] ? perf_trace_sched_process_exec+0x860/0x860 [ 39.771732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.777395] ? __fget_light+0x2e9/0x430 [ 39.781347] ? fget_raw+0x20/0x20 [ 39.784790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.790317] ? aa_af_perm+0x5a0/0x5a0 [ 39.794136] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.799655] ? sockfd_lookup_light+0xc5/0x160 [ 39.804128] __sys_sendmsg+0x11d/0x280 [ 39.807995] ? __ia32_sys_shutdown+0x80/0x80 [ 39.812380] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.817899] ? __sys_setsockopt+0x254/0x3c0 [ 39.822200] ? do_syscall_64+0x9a/0x820 [ 39.826154] ? do_syscall_64+0x9a/0x820 [ 39.830110] ? trace_hardirqs_off_caller+0x310/0x310 [ 39.835194] __x64_sys_sendmsg+0x78/0xb0 [ 39.839235] do_syscall_64+0x1b9/0x820 [ 39.843100] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 39.848448] ? syscall_return_slowpath+0x5e0/0x5e0 [ 39.853357] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.858178] ? trace_hardirqs_on_caller+0x310/0x310 [ 39.863185] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 39.868179] ? prepare_exit_to_usermode+0x291/0x3b0 [ 39.873173] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.877998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 39.883165] RIP: 0033:0x441449 [ 39.886342] 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 db 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 39.905312] RSP: 002b:00007ffd55791568 EFLAGS: 00000286 ORIG_RAX: 000000000000002e [ 39.913002] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000441449 [ 39.920249] RDX: 0000000000000000 RSI: 0000000020000480 RDI: 0000000000000003 [ 39.927593] RBP: 00000000006cc018 R08: 0000000000000100 R09: 0000000000000100 [ 39.934841] R10: 0000000000000100 R11: 0000000000000286 R12: 00000000004023b0 [ 39.942092] R13: 0000000000402440 R14: 0000000000000000 R15: 0000000000000000 [ 39.949356] Modules linked in: [ 39.952531] CR2: ffff888220000000 [ 39.955965] ---[ end trace 369915d27e5633b0 ]--- [ 39.960702] RIP: 0010:do_csum+0x192/0x410 [ 39.964834] Code: 85 f6 74 54 4d 89 ef e8 ec ad a6 f9 41 83 ee 01 31 ff 31 c0 44 89 f6 49 03 1f 49 13 5f 08 49 13 5f 10 49 13 5f 18 49 13 5f 20 <49> 13 5f 28 49 13 5f 30 49 13 5f 38 48 11 c3 e8 ca ae a6 f9 49 83 [ 39.983714] RSP: 0018:ffff8881d88ee568 EFLAGS: 00010286 [ 39.989064] RAX: 0000000000000000 RBX: a5cd3355fbb2654e RCX: ffffffff87d8dd46 [ 39.996312] RDX: 0000000000000000 RSI: 0000000002632006 RDI: 0000000000000000 [ 40.003558] RBP: ffff8881d88ee5a0 R08: ffff8881c221c300 R09: ffff8881b8c90194 [ 40.010806] R10: 000000000000ffd4 R11: ffffea0006fd9c37 R12: 00000000ffff0038 [ 40.018056] R13: ffff8881b8c90198 R14: 0000000002632006 R15: ffff88821fffffd8 [ 40.025305] FS: 000000000256a880(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 [ 40.033507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.039395] CR2: ffff888220000000 CR3: 00000001c328e000 CR4: 00000000001406f0 [ 40.046644] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.053901] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.061162] Kernel panic - not syncing: Fatal exception in interrupt [ 40.068785] Kernel Offset: disabled [ 40.072405] Rebooting in 86400 seconds..