[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.717841][ T26] audit: type=1800 audit(1567769959.759:25): pid=8641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.762107][ T26] audit: type=1800 audit(1567769959.759:26): pid=8641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.791067][ T26] audit: type=1800 audit(1567769959.759:27): pid=8641 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.110' (ECDSA) to the list of known hosts. 2019/09/06 11:39:27 parsed 1 programs 2019/09/06 11:39:29 executed programs: 0 syzkaller login: [ 70.506218][ T8810] IPVS: ftp: loaded support on port[0] = 21 [ 70.568493][ T8810] chnl_net:caif_netlink_parms(): no params data found [ 70.597939][ T8810] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.605911][ T8810] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.614505][ T8810] device bridge_slave_0 entered promiscuous mode [ 70.622584][ T8810] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.629789][ T8810] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.637515][ T8810] device bridge_slave_1 entered promiscuous mode [ 70.653458][ T8810] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.664357][ T8810] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.681956][ T8810] team0: Port device team_slave_0 added [ 70.690570][ T8810] team0: Port device team_slave_1 added [ 70.755542][ T8810] device hsr_slave_0 entered promiscuous mode [ 70.793450][ T8810] device hsr_slave_1 entered promiscuous mode [ 70.880939][ T8810] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.888348][ T8810] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.896311][ T8810] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.903445][ T8810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.938221][ T8810] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.951799][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.961866][ T23] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.971058][ T23] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.979722][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.992023][ T8810] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.002495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.011191][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.018313][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.035189][ T8813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.044292][ T8813] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.051509][ T8813] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.069974][ T8810] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.081553][ T8810] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.094120][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.102927][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.111689][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.120569][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.129543][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.137349][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.155421][ T8810] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.428796][ T9303] ------------[ cut here ]------------ [ 74.434541][ T9303] WARNING: CPU: 1 PID: 9303 at net/xfrm/xfrm_policy.c:1543 xfrm_policy_insert_list+0x3b7/0xd10 [ 74.445045][ T9303] Kernel panic - not syncing: panic_on_warn set ... [ 74.451805][ T9303] CPU: 1 PID: 9303 Comm: syz-executor.0 Not tainted 5.3.0-rc6-next-20190830 #75 [ 74.460856][ T9303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.470922][ T9303] Call Trace: [ 74.474222][ T9303] dump_stack+0x172/0x1f0 [ 74.478539][ T9303] ? xfrm_policy_insert_list+0x310/0xd10 [ 74.484158][ T9303] panic+0x2dc/0x755 [ 74.488053][ T9303] ? add_taint.cold+0x16/0x16 [ 74.492730][ T9303] ? printk+0xba/0xed [ 74.496708][ T9303] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 74.502165][ T9303] ? __warn.cold+0x14/0x3c [ 74.506564][ T9303] ? __warn+0xd9/0x1d0 [ 74.510617][ T9303] ? xfrm_policy_insert_list+0x3b7/0xd10 [ 74.516243][ T9303] __warn.cold+0x2f/0x3c [ 74.520470][ T9303] ? report_bug.cold+0x63/0xad [ 74.525232][ T9303] ? xfrm_policy_insert_list+0x3b7/0xd10 [ 74.530847][ T9303] report_bug+0x289/0x300 [ 74.535168][ T9303] do_error_trap+0x11b/0x200 [ 74.539741][ T9303] do_invalid_op+0x37/0x50 [ 74.544240][ T9303] ? xfrm_policy_insert_list+0x3b7/0xd10 [ 74.549859][ T9303] invalid_op+0x23/0x30 [ 74.554000][ T9303] RIP: 0010:xfrm_policy_insert_list+0x3b7/0xd10 [ 74.560234][ T9303] Code: 14 20 48 89 f8 83 e0 07 83 c0 03 38 d0 0f 8c cf fd ff ff 84 d2 0f 84 c7 fd ff ff e8 43 6a 79 fb e9 bd fd ff ff e8 69 89 3e fb <0f> 0b 48 8b 45 c0 0f b6 10 48 8b 45 c8 83 e0 07 83 c0 03 38 d0 7c [ 74.579833][ T9303] RSP: 0018:ffff88808f9873a0 EFLAGS: 00010293 [ 74.585881][ T9303] RAX: ffff8880a1efe600 RBX: ffff8880a1a4b800 RCX: ffffffff8633ce55 [ 74.593858][ T9303] RDX: 0000000000000000 RSI: ffffffff8633cca7 RDI: ffff8880a1a4ba20 [ 74.601823][ T9303] RBP: ffff88808f987418 R08: ffff8880a1efe600 R09: ffff8880a1efee98 [ 74.609789][ T9303] R10: ffffed1011f30e87 R11: ffffffff89c577c7 R12: dffffc0000000000 [ 74.617741][ T9303] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 74.625724][ T9303] ? xfrm_policy_insert_list+0x565/0xd10 [ 74.631344][ T9303] ? xfrm_policy_insert_list+0x3b7/0xd10 [ 74.636970][ T9303] xfrm_policy_inexact_insert+0xef/0xba0 [ 74.642768][ T9303] ? rwlock_bug.part.0+0x90/0x90 [ 74.647786][ T9303] ? lock_acquire+0x190/0x410 [ 74.652447][ T9303] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 74.658324][ T9303] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 74.664023][ T9303] ? policy_hash_bysel+0x129/0xce0 [ 74.669125][ T9303] xfrm_policy_insert+0x530/0x750 [ 74.674165][ T9303] xfrm_add_policy+0x28f/0x530 [ 74.678931][ T9303] ? xfrm_policy_construct+0x680/0x680 [ 74.684382][ T9303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.690623][ T9303] ? ns_capable_common+0x93/0x100 [ 74.695648][ T9303] ? __nla_parse+0x43/0x60 [ 74.700062][ T9303] ? xfrm_policy_construct+0x680/0x680 [ 74.705521][ T9303] xfrm_user_rcv_msg+0x459/0x770 [ 74.710454][ T9303] ? copy_to_user_state_extra+0xdf0/0xdf0 [ 74.716174][ T9303] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 74.722162][ T9303] ? __mutex_lock+0x45d/0x13c0 [ 74.726944][ T9303] ? netlink_deliver_tap+0x22d/0xbf0 [ 74.732216][ T9303] ? xfrm_netlink_rcv+0x61/0x90 [ 74.737142][ T9303] netlink_rcv_skb+0x177/0x450 [ 74.741893][ T9303] ? copy_to_user_state_extra+0xdf0/0xdf0 [ 74.748034][ T9303] ? netlink_ack+0xb50/0xb50 [ 74.752619][ T9303] xfrm_netlink_rcv+0x70/0x90 [ 74.757278][ T9303] netlink_unicast+0x531/0x710 [ 74.763087][ T9303] ? netlink_attachskb+0x7c0/0x7c0 [ 74.768182][ T9303] ? _copy_from_iter_full+0x25d/0x8c0 [ 74.773532][ T9303] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 74.779235][ T9303] ? __check_object_size+0x3d/0x437 [ 74.784428][ T9303] netlink_sendmsg+0x8a5/0xd60 [ 74.789174][ T9303] ? netlink_unicast+0x710/0x710 [ 74.794091][ T9303] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 74.799629][ T9303] ? apparmor_socket_sendmsg+0x2a/0x30 [ 74.805429][ T9303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.811652][ T9303] ? security_socket_sendmsg+0x8d/0xc0 [ 74.817092][ T9303] ? netlink_unicast+0x710/0x710 [ 74.822012][ T9303] sock_sendmsg+0xd7/0x130 [ 74.826428][ T9303] ___sys_sendmsg+0x803/0x920 [ 74.831090][ T9303] ? copy_msghdr_from_user+0x440/0x440 [ 74.836548][ T9303] ? __kasan_check_read+0x11/0x20 [ 74.841554][ T9303] ? __fget+0x384/0x560 [ 74.845704][ T9303] ? ksys_dup3+0x3e0/0x3e0 [ 74.850107][ T9303] ? __fget_light+0x1a9/0x230 [ 74.854776][ T9303] ? __fdget+0x1b/0x20 [ 74.858836][ T9303] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.865067][ T9303] __sys_sendmsg+0x105/0x1d0 [ 74.869639][ T9303] ? __sys_sendmsg_sock+0xd0/0xd0 [ 74.874662][ T9303] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 74.880103][ T9303] ? do_syscall_64+0x26/0x760 [ 74.884773][ T9303] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.890831][ T9303] ? do_syscall_64+0x26/0x760 [ 74.895496][ T9303] __x64_sys_sendmsg+0x78/0xb0 [ 74.900243][ T9303] do_syscall_64+0xfa/0x760 [ 74.904742][ T9303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.910631][ T9303] RIP: 0033:0x459879 [ 74.914523][ T9303] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.934203][ T9303] RSP: 002b:00007f93895dfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.942775][ T9303] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879 [ 74.950729][ T9303] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 74.958769][ T9303] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 74.966768][ T9303] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93895e06d4 [ 74.974788][ T9303] R13: 00000000004c77d9 R14: 00000000004dd030 R15: 00000000ffffffff [ 74.984185][ T9303] Kernel Offset: disabled [ 74.988597][ T9303] Rebooting in 86400 seconds..