[ 37.799281][ T26] audit: type=1800 audit(1554914401.766:27): pid=7522 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 37.820313][ T26] audit: type=1800 audit(1554914401.766:28): pid=7522 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. [ 38.712970][ T26] audit: type=1800 audit(1554914402.726:29): pid=7522 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 [ 38.740149][ T26] audit: type=1800 audit(1554914402.726:30): pid=7522 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 '10.128.10.6' (ECDSA) to the list of known hosts. syzkaller login: [ 58.088422][ T7675] IPVS: ftp: loaded support on port[0] = 21 [ 58.145457][ T7675] chnl_net:caif_netlink_parms(): no params data found [ 58.177026][ T7675] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.184841][ T7675] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.192888][ T7675] device bridge_slave_0 entered promiscuous mode [ 58.201553][ T7675] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.208755][ T7675] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.216563][ T7675] device bridge_slave_1 entered promiscuous mode [ 58.233161][ T7675] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.242773][ T7675] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.259145][ T7675] team0: Port device team_slave_0 added [ 58.266555][ T7675] team0: Port device team_slave_1 added [ 58.342652][ T7675] device hsr_slave_0 entered promiscuous mode [ 58.379651][ T7675] device hsr_slave_1 entered promiscuous mode [ 58.426159][ T7675] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.433359][ T7675] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.441272][ T7675] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.448330][ T7675] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.476880][ T7675] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.489749][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.511075][ T7677] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.520729][ T7677] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.528878][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 58.541119][ T7675] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.551577][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.560046][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.567082][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.588103][ T7675] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.599101][ T7675] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.611457][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.620559][ T7677] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.627626][ T7677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.635796][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.644663][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.653246][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.661897][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.670275][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.677857][ T7677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 58.696376][ T7675] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.707716][ T7675] kasan: CONFIG_KASAN_INLINE enabled [ 58.713202][ T7675] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 58.721458][ T7675] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 58.728412][ T7675] CPU: 1 PID: 7675 Comm: syz-executor005 Not tainted 5.1.0-rc4+ #160 [ 58.737203][ T7675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.747280][ T7675] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 58.753254][ T7675] 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 21 73 51 fb e8 ac c6 [ 58.773022][ T7675] RSP: 0018:ffff888099fb7108 EFLAGS: 00010246 [ 58.779584][ T7675] RAX: dffffc0000000000 RBX: ffff8880938e9800 RCX: ffffffff860cc733 [ 58.787543][ T7675] RDX: 0000000000000000 RSI: ffffffff860cc770 RDI: ffff8880a0c81a88 [ 58.795504][ T7675] RBP: ffff888099fb7130 R08: ffff88809be7e640 R09: ffffed1015d25bc8 [ 58.803492][ T7675] R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000 [ 58.811445][ T7675] R13: 0000000000000035 R14: ffff8880938e9810 R15: ffffffffffffffff [ 58.819401][ T7675] FS: 0000000001ae8880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 58.828437][ T7675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.835014][ T7675] CR2: 0000000020000000 CR3: 00000000a3a1a000 CR4: 00000000001406e0 [ 58.842966][ T7675] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.850926][ T7675] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.858962][ T7675] Call Trace: [ 58.862255][ T7675] __xfrm_policy_check+0x1f8/0x2730 [ 58.867783][ T7675] ? find_held_lock+0x35/0x130 [ 58.872724][ T7675] ? vti6_tnl_lookup+0x287/0x1020 [ 58.877885][ T7675] ? __xfrm_route_forward+0x840/0x840 [ 58.883267][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.889588][ T7675] ? vti6_tnl_lookup+0x69a/0x1020 [ 58.894715][ T7675] ? vti6_init_net+0x820/0x820 [ 58.899890][ T7675] vti6_rcv+0x51a/0x970 [ 58.904144][ T7675] xfrm6_esp_rcv+0xd8/0x230 [ 58.909815][ T7675] ip6_protocol_deliver_rcu+0x303/0x16c0 [ 58.918318][ T7675] ? lock_acquire+0x16f/0x3f0 [ 58.923094][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.929320][ T7675] ? rcu_dynticks_curr_cpu_in_eqs+0x10/0xb0 [ 58.935654][ T7675] ip6_input_finish+0x84/0x170 [ 58.940402][ T7675] ip6_input+0xe4/0x3f0 [ 58.944543][ T7675] ? ip6_input_finish+0x170/0x170 [ 58.949575][ T7675] ? ip6_protocol_deliver_rcu+0x16c0/0x16c0 [ 58.955537][ T7675] ip6_rcv_finish+0x1e7/0x320 [ 58.960203][ T7675] ipv6_rcv+0x10e/0x420 [ 58.964784][ T7675] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 58.970229][ T7675] ? ip6_rcv_finish_core.isra.0+0x590/0x590 [ 58.976642][ T7675] ? mark_held_locks+0xf0/0xf0 [ 58.981409][ T7675] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 58.986844][ T7675] __netif_receive_skb_one_core+0x115/0x1a0 [ 58.992718][ T7675] ? __netif_receive_skb_core+0x3040/0x3040 [ 58.998594][ T7675] ? lock_acquire+0x16f/0x3f0 [ 59.003250][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.009702][ T7675] __netif_receive_skb+0x2c/0x1c0 [ 59.014711][ T7675] netif_receive_skb_internal+0x117/0x660 [ 59.020419][ T7675] ? dev_cpu_dead+0x920/0x920 [ 59.025088][ T7675] ? eth_gro_receive+0x890/0x890 [ 59.030003][ T7675] napi_gro_frags+0xade/0xd10 [ 59.034661][ T7675] tun_get_user+0x2f24/0x3fb0 [ 59.039320][ T7675] ? tun_build_skb.isra.0+0x12f0/0x12f0 [ 59.044844][ T7675] ? tun_get+0x171/0x290 [ 59.049070][ T7675] ? lock_downgrade+0x880/0x880 [ 59.053898][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.060117][ T7675] ? kasan_check_read+0x11/0x20 [ 59.064946][ T7675] tun_chr_write_iter+0xbd/0x156 [ 59.069928][ T7675] do_iter_readv_writev+0x5e1/0x8e0 [ 59.075200][ T7675] ? vfs_dedupe_file_range+0x780/0x780 [ 59.080637][ T7675] ? apparmor_file_permission+0x25/0x30 [ 59.086160][ T7675] ? rw_verify_area+0x118/0x360 [ 59.090995][ T7675] do_iter_write+0x184/0x610 [ 59.095561][ T7675] ? dup_iter+0x260/0x260 [ 59.099886][ T7675] vfs_writev+0x1b3/0x2f0 [ 59.104218][ T7675] ? vfs_iter_write+0xb0/0xb0 [ 59.112519][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.120214][ T7675] ? __handle_mm_fault+0x7cd/0x3ec0 [ 59.125405][ T7675] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 59.130945][ T7675] ? find_held_lock+0x35/0x130 [ 59.142691][ T7675] ? __do_page_fault+0x623/0xda0 [ 59.147885][ T7675] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.154104][ T7675] ? __fget_light+0x1a9/0x230 [ 59.158783][ T7675] do_writev+0x15e/0x370 [ 59.163007][ T7675] ? vfs_writev+0x2f0/0x2f0 [ 59.167497][ T7675] ? do_syscall_64+0x26/0x610 [ 59.172175][ T7675] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.178220][ T7675] ? do_syscall_64+0x26/0x610 [ 59.183185][ T7675] __x64_sys_writev+0x75/0xb0 [ 59.187858][ T7675] do_syscall_64+0x103/0x610 [ 59.195146][ T7675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.201017][ T7675] RIP: 0033:0x442060 [ 59.204903][ T7675] 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 b1 8f 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 [ 59.224503][ T7675] RSP: 002b:00007fffb7c2fa88 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 59.238120][ T7675] RAX: ffffffffffffffda RBX: 00007fffb7c2fad0 RCX: 0000000000442060 [ 59.246246][ T7675] RDX: 0000000000000001 RSI: 00007fffb7c2fad0 RDI: 00000000000000f0 [ 59.254197][ T7675] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 59.262148][ T7675] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffb7c2faa0 [ 59.270271][ T7675] R13: 0000000000403490 R14: 0000000000000000 R15: 0000000000000000 [ 59.278255][ T7675] Modules linked in: [ 59.282214][ T7675] ---[ end trace cc585ebec019bd9d ]--- [ 59.287686][ T7675] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 59.293721][ T7675] 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 21 73 51 fb e8 ac c6 [ 59.313466][ T7675] RSP: 0018:ffff888099fb7108 EFLAGS: 00010246 [ 59.319581][ T7675] RAX: dffffc0000000000 RBX: ffff8880938e9800 RCX: ffffffff860cc733 [ 59.327566][ T7675] RDX: 0000000000000000 RSI: ffffffff860cc770 RDI: ffff8880a0c81a88 [ 59.335674][ T7675] RBP: ffff888099fb7130 R08: ffff88809be7e640 R09: ffffed1015d25bc8 [ 59.343665][ T7675] R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 0000000000000000 [ 59.351660][ T7675] R13: 0000000000000035 R14: ffff8880938e9810 R15: ffffffffffffffff [ 59.359646][ T7675] FS: 0000000001ae8880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 59.368570][ T7675] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.375195][ T7675] CR2: 0000000020000000 CR3: 00000000a3a1a000 CR4: 00000000001406e0 [ 59.383206][ T7675] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.391290][ T7675] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.399498][ T7675] Kernel panic - not syncing: Fatal exception in interrupt [ 59.407628][ T7675] Kernel Offset: disabled [ 59.411985][ T7675] Rebooting in 86400 seconds..