[info] Using makefile-style concurrent boot in runlevel 2. [ 53.597385][ T26] audit: type=1800 audit(1564307547.426:21): pid=9146 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 53.616645][ T26] audit: type=1800 audit(1564307547.426:22): pid=9146 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 Warning: Permanently added '10.128.0.117' (ECDSA) to the list of known hosts. syzkaller login: [ 65.285690][ T9296] IPVS: ftp: loaded support on port[0] = 21 [ 65.320767][ T9296] chnl_net:caif_netlink_parms(): no params data found [ 65.340235][ T9296] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.348077][ T9296] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.355558][ T9296] device bridge_slave_0 entered promiscuous mode [ 65.362775][ T9296] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.369827][ T9296] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.377407][ T9296] device bridge_slave_1 entered promiscuous mode [ 65.389462][ T9296] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.399682][ T9296] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.414643][ T9296] team0: Port device team_slave_0 added [ 65.420924][ T9296] team0: Port device team_slave_1 added [ 65.502374][ T9296] device hsr_slave_0 entered promiscuous mode [ 65.551383][ T9296] device hsr_slave_1 entered promiscuous mode [ 65.645961][ T9296] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.653069][ T9296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.660349][ T9296] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.667444][ T9296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.689273][ T9296] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.698698][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.708011][ T3021] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.715707][ T3021] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.723177][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 65.733253][ T9296] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.741952][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.750231][ T3615] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.757290][ T3615] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.774599][ T9296] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.785302][ T9296] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.797076][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.805667][ T3615] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.812843][ T3615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.820874][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.829192][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.837354][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready executing program [ 65.845528][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.853617][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.861098][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.873717][ T9296] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.898916][ T9296] Started in network mode [ 65.903472][ T9296] Own node identity ac14141, cluster identity 4711 [ 65.910129][ T9296] New replicast peer: 172.20.20.0 [ 65.915669][ T9296] check_preemption_disabled: 8 callbacks suppressed [ 65.915674][ T9296] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor997/9296 [ 65.932007][ T9296] caller is debug_smp_processor_id+0x1c/0x20 [ 65.937961][ T9296] CPU: 0 PID: 9296 Comm: syz-executor997 Not tainted 5.3.0-rc1+ #52 [ 65.945914][ T9296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.955945][ T9296] Call Trace: [ 65.959220][ T9296] dump_stack+0x1d8/0x2f8 [ 65.963537][ T9296] check_preemption_disabled+0x257/0x2a0 [ 65.969155][ T9296] debug_smp_processor_id+0x1c/0x20 [ 65.974326][ T9296] dst_cache_get+0x9d/0x530 [ 65.978801][ T9296] ? should_fail+0x18e/0x860 [ 65.983360][ T9296] ? setup_fault_attr+0x2b0/0x2b0 [ 65.988373][ T9296] ? sock_hash_bucket_hash+0x750/0x750 [ 65.993806][ T9296] tipc_udp_xmit+0xb5/0xb90 [ 65.998280][ T9296] ? __copy_skb_header+0x438/0x570 [ 66.003363][ T9296] ? rcu_lock_release+0x30/0x30 [ 66.008204][ T9296] ? __copy_skb_header+0x438/0x570 [ 66.013287][ T9296] ? alloc_skb_for_msg+0x260/0x260 [ 66.018370][ T9296] ? __kasan_check_write+0x14/0x20 [ 66.023463][ T9296] ? __alloc_skb+0x393/0x500 [ 66.028041][ T9296] ? __pskb_copy_fclone+0x258/0x12b0 [ 66.033296][ T9296] ? __pskb_copy_fclone+0x9d0/0x12b0 [ 66.038552][ T9296] tipc_udp_send_msg+0x2b1/0x3d0 [ 66.043470][ T9296] tipc_bearer_xmit_skb+0x29f/0x3b0 [ 66.048637][ T9296] __tipc_nl_bearer_enable+0xbba/0xec0 [ 66.054076][ T9296] ? tipc_nl_bearer_disable+0x270/0x270 [ 66.059614][ T9296] ? mutex_lock_io_nested+0x60/0x60 [ 66.064784][ T9296] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 66.070407][ T9296] tipc_nl_bearer_enable+0x22/0x30 [ 66.075490][ T9296] genl_rcv_msg+0xe7a/0x1330 [ 66.080049][ T9296] ? genl_unbind+0x2b0/0x2b0 [ 66.084615][ T9296] ? trace_lock_release+0x135/0x1a0 [ 66.089785][ T9296] netlink_rcv_skb+0x1f0/0x460 [ 66.094520][ T9296] ? genl_unbind+0x2b0/0x2b0 [ 66.099078][ T9296] ? netlink_ack+0xae0/0xae0 [ 66.103654][ T9296] ? genl_rcv+0x19/0x40 [ 66.107786][ T9296] genl_rcv+0x28/0x40 [ 66.111744][ T9296] netlink_unicast+0x809/0x9a0 [ 66.116481][ T9296] ? netlink_detachskb+0x50/0x50 [ 66.121397][ T9296] ? __check_object_size+0x313/0x400 [ 66.126661][ T9296] ? security_netlink_send+0x94/0xb0 [ 66.132005][ T9296] netlink_sendmsg+0xa70/0xd30 [ 66.136741][ T9296] ? netlink_getsockopt+0x9f0/0x9f0 [ 66.141921][ T9296] ? tomoyo_socket_sendmsg+0x25/0x30 [ 66.147183][ T9296] ? security_socket_sendmsg+0xa0/0xd0 [ 66.152699][ T9296] ? netlink_getsockopt+0x9f0/0x9f0 [ 66.157866][ T9296] ___sys_sendmsg+0x66b/0x9a0 [ 66.162513][ T9296] ? __sys_sendmsg_sock+0x100/0x100 [ 66.167680][ T9296] ? _raw_spin_unlock_irqrestore+0x77/0xe0 [ 66.173474][ T9296] ? trace_irq_enable_rcuidle+0x23/0x1e0 [ 66.179075][ T9296] ? _raw_spin_unlock_irqrestore+0xbc/0xe0 [ 66.184867][ T9296] ? trace_lock_release+0x135/0x1a0 [ 66.190056][ T9296] ? trace_lock_acquire+0x159/0x1d0 [ 66.195253][ T9296] ? __kasan_check_write+0x14/0x20 [ 66.200334][ T9296] ? __fpregs_load_activate+0x1ee/0x2a0 [ 66.205869][ T9296] ? __kasan_check_read+0x11/0x20 [ 66.210869][ T9296] ? __fdget+0x156/0x200 [ 66.215087][ T9296] __x64_sys_sendmsg+0x1cf/0x290 [ 66.219995][ T9296] ? __sys_sendmsg+0x250/0x250 [ 66.224747][ T9296] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 66.230624][ T9296] ? trace_hardirqs_off_caller+0x58/0x80 [ 66.236229][ T9296] ? do_syscall_64+0x1d/0x140 [ 66.240878][ T9296] do_syscall_64+0xfe/0x140 [ 66.245377][ T9296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.251254][ T9296] RIP: 0033:0x4458d9 [ 66.255124][ T9296] 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 9b d4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.274782][ T9296] RSP: 002b:00007ffe9d52ebf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 66.283160][ T9296] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004458d9 [ 66.291122][ T9296] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 66.299273][ T9296] RBP: 00007ffe9d52ec10 R08: 0000000000000000 R09: 0000000001bbbbbb [ 66.311531][ T9296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 66.319503][ T9296] R13: 0000000000403290 R14: 0000000000000000 R15: 0000000000000000 [ 66.329232][ T9296] Enabled bearer , priority 10