[ 36.271710][ T26] audit: type=1800 audit(1552105035.661:27): pid=7557 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 36.298016][ T26] audit: type=1800 audit(1552105035.671:28): pid=7557 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 37.181940][ T26] audit: type=1800 audit(1552105036.651:29): pid=7557 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 37.207938][ T26] audit: type=1800 audit(1552105036.651:30): pid=7557 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.188' (ECDSA) to the list of known hosts. syzkaller login: [ 46.119387][ T7709] IPVS: ftp: loaded support on port[0] = 21 [ 46.176830][ T7709] chnl_net:caif_netlink_parms(): no params data found [ 46.203995][ T7709] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.212473][ T7709] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.220383][ T7709] device bridge_slave_0 entered promiscuous mode [ 46.228593][ T7709] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.236255][ T7709] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.243834][ T7709] device bridge_slave_1 entered promiscuous mode [ 46.260173][ T7709] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.270866][ T7709] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.288483][ T7709] team0: Port device team_slave_0 added [ 46.295278][ T7709] team0: Port device team_slave_1 added [ 46.376393][ T7709] device hsr_slave_0 entered promiscuous mode [ 46.424601][ T7709] device hsr_slave_1 entered promiscuous mode [ 46.471120][ T7709] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.478846][ T7709] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.486680][ T7709] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.493754][ T7709] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.526576][ T7709] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.537626][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.558687][ T2988] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.567357][ T2988] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.576371][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 46.588226][ T7709] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.599657][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.608902][ T3480] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.616038][ T3480] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.626780][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.635360][ T2988] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.642656][ T2988] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.661513][ T7709] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.672840][ T7709] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.686613][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.696086][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.704924][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.714271][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 46.723038][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.730678][ T3480] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.747918][ T7709] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.760120][ T7709] kasan: CONFIG_KASAN_INLINE enabled [ 46.765677][ T7709] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 46.774304][ T7709] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 46.781231][ T7709] CPU: 1 PID: 7709 Comm: syz-executor664 Not tainted 5.0.0-next-20190306 #4 [ 46.789965][ T7709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.800044][ T7709] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 46.806026][ T7709] Code: 7c fc 08 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 2e 05 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 fc 08 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 01 05 00 00 4d 8b 3c 24 e8 e1 8b 52 fb e8 cc e3 [ 46.825615][ T7709] RSP: 0018:ffff88808f657018 EFLAGS: 00010246 [ 46.831701][ T7709] RAX: dffffc0000000000 RBX: ffff8880a09d4840 RCX: ffffffff860baf43 [ 46.839665][ T7709] RDX: 0000000000000000 RSI: ffffffff860baf80 RDI: ffff88809333dd88 [ 46.847637][ T7709] RBP: ffff88808f657040 R08: ffff88809938e5c0 R09: ffffed1015d25bc8 [ 46.855622][ T7709] R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000 [ 46.863749][ T7709] R13: 0000000000000035 R14: ffff8880a09d4850 R15: ffffffffffffffff [ 46.871841][ T7709] FS: 0000000002629880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 46.880764][ T7709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.887331][ T7709] CR2: 0000000020000440 CR3: 0000000086c5c000 CR4: 00000000001406e0 [ 46.895321][ T7709] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.903596][ T7709] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.911548][ T7709] Call Trace: [ 46.914829][ T7709] __xfrm_policy_check+0x1f8/0x2730 [ 46.920009][ T7709] ? find_held_lock+0x35/0x130 [ 46.924758][ T7709] ? vti6_tnl_lookup+0x287/0x1020 [ 46.929773][ T7709] ? __xfrm_route_forward+0x840/0x840 [ 46.935140][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.941361][ T7709] ? vti6_tnl_lookup+0x69a/0x1020 [ 46.946372][ T7709] ? vti6_init_net+0x820/0x820 [ 46.951120][ T7709] vti6_rcv+0x51a/0x970 [ 46.955355][ T7709] xfrm6_esp_rcv+0xd8/0x230 [ 46.959846][ T7709] ip6_protocol_deliver_rcu+0x303/0x16c0 [ 46.965470][ T7709] ? lock_acquire+0x16f/0x3f0 [ 46.970164][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 46.976407][ T7709] ? rcu_dynticks_curr_cpu_in_eqs+0x40/0xb0 [ 46.982283][ T7709] ip6_input_finish+0x84/0x170 [ 46.987040][ T7709] ip6_input+0xe4/0x3f0 [ 46.991176][ T7709] ? ip6_input_finish+0x170/0x170 [ 46.996196][ T7709] ? ip6_protocol_deliver_rcu+0x16c0/0x16c0 [ 47.002076][ T7709] ? ipv6_chk_mcast_addr+0x2f2/0x6f0 [ 47.007362][ T7709] ip6_mc_input+0x4aa/0xf30 [ 47.012244][ T7709] ? ip6_input+0x3f0/0x3f0 [ 47.016660][ T7709] ip6_rcv_finish+0x1e7/0x320 [ 47.021338][ T7709] ipv6_rcv+0x10e/0x420 [ 47.025494][ T7709] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 47.031029][ T7709] ? ip6_rcv_finish_core.isra.0+0x590/0x590 [ 47.036907][ T7709] ? mark_held_locks+0xf0/0xf0 [ 47.041680][ T7709] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 47.047148][ T7709] __netif_receive_skb_one_core+0x115/0x1a0 [ 47.053470][ T7709] ? __netif_receive_skb_core+0x3040/0x3040 [ 47.063526][ T7709] ? lock_acquire+0x16f/0x3f0 [ 47.068325][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.074997][ T7709] __netif_receive_skb+0x2c/0x1c0 [ 47.080027][ T7709] netif_receive_skb_internal+0x117/0x660 [ 47.086282][ T7709] ? dev_cpu_dead+0x920/0x920 [ 47.090940][ T7709] ? eth_gro_receive+0x890/0x890 [ 47.095873][ T7709] napi_gro_frags+0xade/0xd10 [ 47.100529][ T7709] tun_get_user+0x2c17/0x3d70 [ 47.105207][ T7709] ? __lock_acquire+0x548/0x3fb0 [ 47.110125][ T7709] ? tun_build_skb.isra.0+0x12f0/0x12f0 [ 47.115654][ T7709] ? tun_get+0x171/0x290 [ 47.119894][ T7709] ? lock_downgrade+0x880/0x880 [ 47.124723][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.130959][ T7709] ? kasan_check_read+0x11/0x20 [ 47.136223][ T7709] tun_chr_write_iter+0xbd/0x160 [ 47.141140][ T7709] do_iter_readv_writev+0x5e1/0x8e0 [ 47.146340][ T7709] ? vfs_dedupe_file_range+0x780/0x780 [ 47.151786][ T7709] ? apparmor_file_permission+0x25/0x30 [ 47.157403][ T7709] ? rw_verify_area+0x118/0x360 [ 47.162237][ T7709] do_iter_write+0x184/0x610 [ 47.167985][ T7709] ? dup_iter+0x260/0x260 [ 47.172315][ T7709] vfs_writev+0x1b3/0x2f0 [ 47.176642][ T7709] ? vfs_iter_write+0xb0/0xb0 [ 47.181322][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.187723][ T7709] ? __handle_mm_fault+0x7cd/0x3ec0 [ 47.192912][ T7709] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 47.198443][ T7709] ? find_held_lock+0x35/0x130 [ 47.203187][ T7709] ? __do_page_fault+0x623/0xda0 [ 47.208109][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.214336][ T7709] ? __fget_light+0x1a9/0x230 [ 47.219005][ T7709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.225585][ T7709] do_writev+0xf6/0x290 [ 47.229733][ T7709] ? vfs_writev+0x2f0/0x2f0 [ 47.234221][ T7709] ? do_syscall_64+0x26/0x610 [ 47.238900][ T7709] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.244954][ T7709] ? do_syscall_64+0x26/0x610 [ 47.249614][ T7709] __x64_sys_writev+0x75/0xb0 [ 47.254636][ T7709] do_syscall_64+0x103/0x610 [ 47.259233][ T7709] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.265103][ T7709] RIP: 0033:0x441ef0 [ 47.268983][ T7709] Code: 05 48 3d 01 f0 ff ff 0f 83 3d 0f fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 21 91 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0f fc ff c3 48 83 ec 08 e8 7a 2b 00 00 [ 47.288575][ T7709] RSP: 002b:00007fff4c1af9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 47.296979][ T7709] RAX: ffffffffffffffda RBX: 00007fff4c1af9f0 RCX: 0000000000441ef0 [ 47.304934][ T7709] RDX: 0000000000000001 RSI: 00007fff4c1af9f0 RDI: 00000000000000f0 [ 47.312887][ T7709] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 47.320842][ T7709] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff4c1af9c0 [ 47.328804][ T7709] R13: 0000000000403320 R14: 0000000000000000 R15: 0000000000000000 [ 47.336763][ T7709] Modules linked in: [ 47.340707][ T7709] ---[ end trace 45455958f071d5ee ]--- [ 47.346216][ T7709] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 47.352234][ T7709] Code: 7c fc 08 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 2e 05 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 fc 08 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 01 05 00 00 4d 8b 3c 24 e8 e1 8b 52 fb e8 cc e3 [ 47.372272][ T7709] RSP: 0018:ffff88808f657018 EFLAGS: 00010246 [ 47.378364][ T7709] RAX: dffffc0000000000 RBX: ffff8880a09d4840 RCX: ffffffff860baf43 [ 47.386355][ T7709] RDX: 0000000000000000 RSI: ffffffff860baf80 RDI: ffff88809333dd88 [ 47.395445][ T7709] RBP: ffff88808f657040 R08: ffff88809938e5c0 R09: ffffed1015d25bc8 [ 47.403400][ T7709] R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000 [ 47.411520][ T7709] R13: 0000000000000035 R14: ffff8880a09d4850 R15: ffffffffffffffff [ 47.419519][ T7709] FS: 0000000002629880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 47.428487][ T7709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.435176][ T7709] CR2: 0000000020000440 CR3: 0000000086c5c000 CR4: 00000000001406e0 [ 47.443221][ T7709] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.451209][ T7709] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.459476][ T7709] Kernel panic - not syncing: Fatal exception in interrupt [ 47.467686][ T7709] Kernel Offset: disabled [ 47.472048][ T7709] Rebooting in 86400 seconds..