[ 37.208395][ T26] audit: type=1800 audit(1554915270.831:27): pid=7711 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 37.233947][ T26] audit: type=1800 audit(1554915270.841:28): pid=7711 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. [ 38.074752][ T26] audit: type=1800 audit(1554915271.751:29): pid=7711 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 [....] startpar: service(s) returned failure: ssh ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts. syzkaller login: [ 55.727758][ T7885] IPVS: ftp: loaded support on port[0] = 21 [ 55.785390][ T7885] chnl_net:caif_netlink_parms(): no params data found [ 55.816418][ T7885] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.824051][ T7885] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.831966][ T7885] device bridge_slave_0 entered promiscuous mode [ 55.840428][ T7885] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.847677][ T7885] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.855233][ T7885] device bridge_slave_1 entered promiscuous mode [ 55.871809][ T7885] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.881894][ T7885] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.900775][ T7885] team0: Port device team_slave_0 added [ 55.907424][ T7885] team0: Port device team_slave_1 added [ 55.980192][ T7885] device hsr_slave_0 entered promiscuous mode [ 56.047909][ T7885] device hsr_slave_1 entered promiscuous mode [ 56.134833][ T7885] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.142050][ T7885] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.149909][ T7885] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.156953][ T7885] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.190099][ T7885] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.200920][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.221705][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.230207][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.239368][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 56.251116][ T7885] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.260580][ T2996] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.269114][ T2996] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.276198][ T2996] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.296125][ T7885] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.308168][ T7885] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.320445][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.329433][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.336476][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.344716][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.353219][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.361807][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.370355][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.378570][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.385996][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 56.401594][ T7885] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.414670][ T7885] kasan: CONFIG_KASAN_INLINE enabled [ 56.420091][ T7885] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 56.428174][ T7885] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 56.435129][ T7885] CPU: 0 PID: 7885 Comm: syz-executor503 Not tainted 5.1.0-rc4+ #61 [ 56.443088][ T7885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.453153][ T7885] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 56.459156][ T7885] 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 [ 56.478848][ T7885] RSP: 0018:ffff888093fe7108 EFLAGS: 00010246 [ 56.484949][ T7885] RAX: dffffc0000000000 RBX: ffff888099f38280 RCX: ffffffff860cc733 [ 56.492948][ T7885] RDX: 0000000000000000 RSI: ffffffff860cc770 RDI: ffff8880928e5a88 [ 56.501070][ T7885] RBP: ffff888093fe7130 R08: ffff8880a7a44300 R09: ffffed1015d05bc8 [ 56.509028][ T7885] R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: 0000000000000000 [ 56.517030][ T7885] R13: 0000000000000035 R14: ffff888099f38290 R15: ffffffffffffffff [ 56.524994][ T7885] FS: 0000000002579880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 56.533946][ T7885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.540514][ T7885] CR2: 0000000020000000 CR3: 0000000093c82000 CR4: 00000000001406f0 [ 56.548500][ T7885] Call Trace: [ 56.551858][ T7885] __xfrm_policy_check+0x1f8/0x2730 [ 56.557365][ T7885] ? find_held_lock+0x35/0x130 [ 56.562108][ T7885] ? vti6_tnl_lookup+0x287/0x1020 [ 56.567218][ T7885] ? __xfrm_route_forward+0x840/0x840 [ 56.572578][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.578802][ T7885] ? vti6_tnl_lookup+0x69a/0x1020 [ 56.583802][ T7885] ? vti6_init_net+0x820/0x820 [ 56.588674][ T7885] vti6_rcv+0x51a/0x970 [ 56.592816][ T7885] xfrm6_esp_rcv+0xd8/0x230 [ 56.597306][ T7885] ip6_protocol_deliver_rcu+0x303/0x16c0 [ 56.602919][ T7885] ? lock_acquire+0x16f/0x3f0 [ 56.607571][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.613794][ T7885] ? rcu_dynticks_curr_cpu_in_eqs+0x10/0xb0 [ 56.619671][ T7885] ip6_input_finish+0x84/0x170 [ 56.624412][ T7885] ip6_input+0xe4/0x3f0 [ 56.628590][ T7885] ? ip6_input_finish+0x170/0x170 [ 56.633601][ T7885] ? ip6_protocol_deliver_rcu+0x16c0/0x16c0 [ 56.639475][ T7885] ip6_rcv_finish+0x1e7/0x320 [ 56.644129][ T7885] ipv6_rcv+0x10e/0x420 [ 56.648264][ T7885] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 56.653707][ T7885] ? ip6_rcv_finish_core.isra.0+0x590/0x590 [ 56.659640][ T7885] ? mark_held_locks+0xf0/0xf0 [ 56.664398][ T7885] ? ip6_rcv_core.isra.0+0x1c00/0x1c00 [ 56.669834][ T7885] __netif_receive_skb_one_core+0x115/0x1a0 [ 56.675885][ T7885] ? __netif_receive_skb_core+0x3040/0x3040 [ 56.681757][ T7885] ? lock_acquire+0x16f/0x3f0 [ 56.686410][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.692628][ T7885] __netif_receive_skb+0x2c/0x1c0 [ 56.697643][ T7885] netif_receive_skb_internal+0x117/0x660 [ 56.703344][ T7885] ? dev_cpu_dead+0x920/0x920 [ 56.707998][ T7885] ? eth_gro_receive+0x890/0x890 [ 56.713024][ T7885] napi_gro_frags+0xade/0xd10 [ 56.717690][ T7885] tun_get_user+0x2f24/0x3fb0 [ 56.722351][ T7885] ? tun_build_skb.isra.0+0x12f0/0x12f0 [ 56.727871][ T7885] ? tun_get+0x171/0x290 [ 56.732098][ T7885] ? lock_downgrade+0x880/0x880 [ 56.736932][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.743157][ T7885] ? kasan_check_read+0x11/0x20 [ 56.747994][ T7885] tun_chr_write_iter+0xbd/0x156 [ 56.752925][ T7885] do_iter_readv_writev+0x5e1/0x8e0 [ 56.758109][ T7885] ? vfs_dedupe_file_range+0x780/0x780 [ 56.763554][ T7885] ? apparmor_file_permission+0x25/0x30 [ 56.769084][ T7885] ? rw_verify_area+0x118/0x360 [ 56.773922][ T7885] do_iter_write+0x184/0x610 [ 56.778487][ T7885] ? dup_iter+0x260/0x260 [ 56.782795][ T7885] vfs_writev+0x1b3/0x2f0 [ 56.787168][ T7885] ? vfs_iter_write+0xb0/0xb0 [ 56.791837][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.798054][ T7885] ? __handle_mm_fault+0x7cd/0x3ec0 [ 56.803230][ T7885] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 56.808756][ T7885] ? find_held_lock+0x35/0x130 [ 56.813498][ T7885] ? __do_page_fault+0x623/0xda0 [ 56.818496][ T7885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.824936][ T7885] ? __fget_light+0x1a9/0x230 [ 56.829600][ T7885] do_writev+0x15e/0x370 [ 56.833825][ T7885] ? vfs_writev+0x2f0/0x2f0 [ 56.838307][ T7885] ? do_syscall_64+0x26/0x610 [ 56.842965][ T7885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.849011][ T7885] ? do_syscall_64+0x26/0x610 [ 56.853670][ T7885] __x64_sys_writev+0x75/0xb0 [ 56.858332][ T7885] do_syscall_64+0x103/0x610 [ 56.862910][ T7885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.868823][ T7885] RIP: 0033:0x442060 [ 56.872704][ T7885] 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 [ 56.892289][ T7885] RSP: 002b:00007ffec60f7658 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 56.900681][ T7885] RAX: ffffffffffffffda RBX: 00007ffec60f76a0 RCX: 0000000000442060 [ 56.908690][ T7885] RDX: 0000000000000001 RSI: 00007ffec60f76a0 RDI: 00000000000000f0 [ 56.916685][ T7885] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 56.924637][ T7885] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec60f7670 [ 56.932589][ T7885] R13: 0000000000403490 R14: 0000000000000000 R15: 0000000000000000 [ 56.940546][ T7885] Modules linked in: [ 56.944495][ T7885] ---[ end trace ca00821ca7b93b5b ]--- [ 56.949970][ T7885] RIP: 0010:xfrmi_decode_session+0x15c/0x6c0 [ 56.955971][ T7885] 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 [ 56.975672][ T7885] RSP: 0018:ffff888093fe7108 EFLAGS: 00010246 [ 56.981741][ T7885] RAX: dffffc0000000000 RBX: ffff888099f38280 RCX: ffffffff860cc733 [ 56.989736][ T7885] RDX: 0000000000000000 RSI: ffffffff860cc770 RDI: ffff8880928e5a88 [ 56.997822][ T7885] RBP: ffff888093fe7130 R08: ffff8880a7a44300 R09: ffffed1015d05bc8 [ 57.005779][ T7885] R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: 0000000000000000 [ 57.013789][ T7885] R13: 0000000000000035 R14: ffff888099f38290 R15: ffffffffffffffff [ 57.021771][ T7885] FS: 0000000002579880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 57.030726][ T7885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.037296][ T7885] CR2: 0000000020000000 CR3: 0000000093c82000 CR4: 00000000001406f0 [ 57.045296][ T7885] Kernel panic - not syncing: Fatal exception in interrupt [ 57.053070][ T7885] Kernel Offset: disabled [ 57.057388][ T7885] Rebooting in 86400 seconds..