[....] 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. [ 67.615500][ T26] kauditd_printk_skb: 7 callbacks suppressed [ 67.615510][ T26] audit: type=1800 audit(1567762520.203:29): pid=9712 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 [ 67.652933][ T26] audit: type=1800 audit(1567762520.203:30): pid=9712 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 '10.128.0.138' (ECDSA) to the list of known hosts. 2019/09/06 09:35:29 parsed 1 programs 2019/09/06 09:35:31 executed programs: 0 syzkaller login: [ 78.820252][ T9883] IPVS: ftp: loaded support on port[0] = 21 [ 78.866885][ T9883] chnl_net:caif_netlink_parms(): no params data found [ 78.891381][ T9883] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.899207][ T9883] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.906874][ T9883] device bridge_slave_0 entered promiscuous mode [ 78.914366][ T9883] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.921557][ T9883] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.929191][ T9883] device bridge_slave_1 entered promiscuous mode [ 78.943591][ T9883] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.953981][ T9883] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.971195][ T9883] team0: Port device team_slave_0 added [ 78.977776][ T9883] team0: Port device team_slave_1 added [ 79.059893][ T9883] device hsr_slave_0 entered promiscuous mode [ 79.148533][ T9883] device hsr_slave_1 entered promiscuous mode [ 79.224189][ T9883] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.231339][ T9883] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.238817][ T9883] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.245883][ T9883] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.270924][ T9883] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.282763][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.301983][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.309912][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.317615][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 79.328417][ T9883] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.340567][ T9885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.349283][ T9885] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.356324][ T9885] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.363929][ T9885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.372867][ T9885] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.379965][ T9885] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.393462][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.402437][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.412347][ T9885] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.424828][ T9883] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 79.436172][ T9883] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 79.448143][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.456687][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.465004][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.479269][ T9883] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.959132][T10366] ------------[ cut here ]------------ [ 81.965026][T10366] WARNING: CPU: 0 PID: 10366 at net/xfrm/xfrm_policy.c:1541 xfrm_policy_insert_list.cold+0x11/0x90 [ 81.975823][T10366] Kernel panic - not syncing: panic_on_warn set ... [ 81.982487][T10366] CPU: 0 PID: 10366 Comm: syz-executor.0 Not tainted 5.3.0-rc7+ #0 [ 81.990485][T10366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.000534][T10366] Call Trace: [ 82.003822][T10366] dump_stack+0x172/0x1f0 [ 82.008149][T10366] ? __xfrm_sk_clone_policy+0xa70/0xae0 [ 82.013677][T10366] panic+0x2dc/0x755 [ 82.017598][T10366] ? add_taint.cold+0x16/0x16 [ 82.022255][T10366] ? __kasan_check_write+0x14/0x20 [ 82.027357][T10366] ? __warn.cold+0x5/0x4c [ 82.031665][T10366] ? __warn+0xe7/0x1e0 [ 82.035726][T10366] ? xfrm_policy_insert_list.cold+0x11/0x90 [ 82.041733][T10366] __warn.cold+0x20/0x4c [ 82.045973][T10366] ? wake_up_klogd+0x99/0xd0 [ 82.050550][T10366] ? xfrm_policy_insert_list.cold+0x11/0x90 [ 82.056428][T10366] report_bug+0x263/0x2b0 [ 82.060777][T10366] do_error_trap+0x11b/0x200 [ 82.065344][T10366] do_invalid_op+0x37/0x50 [ 82.069749][T10366] ? xfrm_policy_insert_list.cold+0x11/0x90 [ 82.075626][T10366] invalid_op+0x23/0x30 [ 82.079766][T10366] RIP: 0010:xfrm_policy_insert_list.cold+0x11/0x90 [ 82.086251][T10366] Code: 51 7b fb e9 67 fa ff ff 88 55 c0 e8 59 52 7b fb 0f b6 55 c0 e9 83 fa ff ff e8 db 43 41 fb 48 c7 c7 a0 f6 31 88 e8 23 e3 2a fb <0f> 0b 48 8b 45 b8 42 0f b6 14 20 48 8b 45 d0 83 e0 07 83 c0 03 38 [ 82.106040][T10366] RSP: 0018:ffff8880908473a0 EFLAGS: 00010282 [ 82.112282][T10366] RAX: 0000000000000024 RBX: ffff8880a1bb8d80 RCX: 0000000000000000 [ 82.120241][T10366] RDX: 0000000000000000 RSI: ffffffff815c26f6 RDI: ffffed1012108e66 [ 82.128278][T10366] RBP: ffff888090847420 R08: 0000000000000024 R09: ffffed1015d060d1 [ 82.136239][T10366] R10: ffffed1015d060d0 R11: ffff8880ae830687 R12: dffffc0000000000 [ 82.144377][T10366] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880a15c76c0 [ 82.152354][T10366] ? vprintk_func+0x86/0x189 [ 82.156947][T10366] xfrm_policy_inexact_insert+0xec/0x1000 [ 82.162753][T10366] ? lock_acquire+0x190/0x410 [ 82.167433][T10366] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 82.173320][T10366] ? __sanitizer_cov_trace_cmp1+0x17/0x20 [ 82.179022][T10366] xfrm_policy_insert+0x530/0x750 [ 82.184026][T10366] xfrm_add_policy+0x28f/0x530 [ 82.189225][T10366] ? xfrm_policy_construct+0x680/0x680 [ 82.194748][T10366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.200987][T10366] ? ns_capable_common+0x93/0x100 [ 82.205996][T10366] ? __nla_parse+0x43/0x60 [ 82.210390][T10366] ? xfrm_policy_construct+0x680/0x680 [ 82.215839][T10366] xfrm_user_rcv_msg+0x459/0x770 [ 82.220788][T10366] ? copy_to_user_state_extra+0xdf0/0xdf0 [ 82.226618][T10366] ? consume_skb+0x108/0x3b0 [ 82.231322][T10366] ? lock_downgrade+0x920/0x920 [ 82.236184][T10366] ? __mutex_lock+0x45d/0x13c0 [ 82.240963][T10366] ? xfrm_netlink_rcv+0x61/0x90 [ 82.245800][T10366] netlink_rcv_skb+0x177/0x450 [ 82.250555][T10366] ? copy_to_user_state_extra+0xdf0/0xdf0 [ 82.256256][T10366] ? netlink_ack+0xb30/0xb30 [ 82.260832][T10366] xfrm_netlink_rcv+0x70/0x90 [ 82.265494][T10366] netlink_unicast+0x531/0x710 [ 82.270242][T10366] ? netlink_attachskb+0x7c0/0x7c0 [ 82.275331][T10366] ? _copy_from_iter_full+0x25d/0x8a0 [ 82.280684][T10366] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 82.286391][T10366] ? __check_object_size+0x3d/0x437 [ 82.291582][T10366] netlink_sendmsg+0x8a5/0xd60 [ 82.296335][T10366] ? netlink_unicast+0x710/0x710 [ 82.301269][T10366] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 82.306816][T10366] ? apparmor_socket_sendmsg+0x2a/0x30 [ 82.312256][T10366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.318475][T10366] ? security_socket_sendmsg+0x8d/0xc0 [ 82.323929][T10366] ? netlink_unicast+0x710/0x710 [ 82.328864][T10366] sock_sendmsg+0xd7/0x130 [ 82.333302][T10366] ___sys_sendmsg+0x803/0x920 [ 82.337969][T10366] ? copy_msghdr_from_user+0x440/0x440 [ 82.343410][T10366] ? __fget+0xa3/0x560 [ 82.347459][T10366] ? __fget+0x384/0x560 [ 82.351595][T10366] ? ksys_dup3+0x3e0/0x3e0 [ 82.355990][T10366] ? __might_fault+0xfb/0x1e0 [ 82.360645][T10366] ? __fget_light+0x1a9/0x230 [ 82.365316][T10366] ? __fdget+0x1b/0x20 [ 82.369374][T10366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 82.375618][T10366] __sys_sendmsg+0x105/0x1d0 [ 82.380191][T10366] ? __sys_sendmsg_sock+0xd0/0xd0 [ 82.385227][T10366] ? __x64_sys_clock_gettime+0x16d/0x240 [ 82.390841][T10366] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 82.396891][T10366] __x64_sys_sendmsg+0x78/0xb0 [ 82.401636][T10366] do_syscall_64+0xfd/0x6a0 [ 82.406381][T10366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.412264][T10366] RIP: 0033:0x459879 [ 82.416147][T10366] 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 [ 82.435746][T10366] RSP: 002b:00007fdf81e8ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 82.444166][T10366] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879 [ 82.452161][T10366] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 82.460112][T10366] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 82.468083][T10366] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf81e8f6d4 [ 82.476035][T10366] R13: 00000000004c77d9 R14: 00000000004dd030 R15: 00000000ffffffff [ 82.485407][T10366] Kernel Offset: disabled [ 82.489741][T10366] Rebooting in 86400 seconds..