[ 38.697420] audit: type=1800 audit(1570949362.654:31): pid=7420 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 38.719128] audit: type=1800 audit(1570949362.654:32): pid=7420 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2450 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?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 '10.128.0.12' (ECDSA) to the list of known hosts. 2019/10/13 07:05:17 parsed 1 programs syzkaller login: [ 993.873545] kauditd_printk_skb: 3 callbacks suppressed [ 993.873561] audit: type=1400 audit(1570950317.894:36): avc: denied { map } for pid=7605 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 993.947924] audit: type=1400 audit(1570950317.964:37): avc: denied { map } for pid=7605 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=14997 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/10/13 07:05:19 executed programs: 0 [ 995.345763] IPVS: ftp: loaded support on port[0] = 21 [ 995.407524] chnl_net:caif_netlink_parms(): no params data found [ 995.439127] bridge0: port 1(bridge_slave_0) entered blocking state [ 995.445998] bridge0: port 1(bridge_slave_0) entered disabled state [ 995.453190] device bridge_slave_0 entered promiscuous mode [ 995.460317] bridge0: port 2(bridge_slave_1) entered blocking state [ 995.466849] bridge0: port 2(bridge_slave_1) entered disabled state [ 995.473905] device bridge_slave_1 entered promiscuous mode [ 995.488540] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 995.497778] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 995.513913] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 995.521820] team0: Port device team_slave_0 added [ 995.527176] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 995.534471] team0: Port device team_slave_1 added [ 995.539603] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 995.546927] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 995.592814] device hsr_slave_0 entered promiscuous mode [ 995.631253] device hsr_slave_1 entered promiscuous mode [ 995.671461] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 995.678421] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 995.692037] bridge0: port 2(bridge_slave_1) entered blocking state [ 995.698522] bridge0: port 2(bridge_slave_1) entered forwarding state [ 995.705480] bridge0: port 1(bridge_slave_0) entered blocking state [ 995.711872] bridge0: port 1(bridge_slave_0) entered forwarding state [ 995.741162] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 995.747264] 8021q: adding VLAN 0 to HW filter on device bond0 [ 995.756323] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 995.764401] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 995.783847] bridge0: port 1(bridge_slave_0) entered disabled state [ 995.791601] bridge0: port 2(bridge_slave_1) entered disabled state [ 995.798593] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 995.808738] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 995.815114] 8021q: adding VLAN 0 to HW filter on device team0 [ 995.824082] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 995.831729] bridge0: port 1(bridge_slave_0) entered blocking state [ 995.838061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 995.857609] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 995.867634] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 995.879112] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 995.886320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 995.894143] bridge0: port 2(bridge_slave_1) entered blocking state [ 995.900468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 995.907965] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 995.915667] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 995.923757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 995.931535] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 995.939024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 995.945888] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 995.957329] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 995.967361] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 995.978176] audit: type=1400 audit(1570950319.994:38): avc: denied { associate } for pid=7623 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 2019/10/13 07:05:24 executed programs: 298 2019/10/13 07:05:29 executed programs: 646 2019/10/13 07:05:34 executed programs: 992 2019/10/13 07:05:39 executed programs: 1337 2019/10/13 07:05:44 executed programs: 1681 2019/10/13 07:05:49 executed programs: 2032 2019/10/13 07:05:54 executed programs: 2379 2019/10/13 07:05:59 executed programs: 2731 2019/10/13 07:06:04 executed programs: 3070 2019/10/13 07:06:09 executed programs: 3413 2019/10/13 07:06:14 executed programs: 3749 2019/10/13 07:06:19 executed programs: 4094 2019/10/13 07:06:24 executed programs: 4436 2019/10/13 07:06:29 executed programs: 4776 2019/10/13 07:06:34 executed programs: 5109 2019/10/13 07:06:39 executed programs: 5434 2019/10/13 07:06:44 executed programs: 5763 [ 1083.606676] netlink: 88 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1083.647133] ------------[ cut here ]------------ [ 1083.652750] WARNING: CPU: 1 PID: 29441 at net/xfrm/xfrm_policy.c:761 xfrm_policy_insert.cold+0x11/0x8c [ 1083.662268] Kernel panic - not syncing: panic_on_warn set ... [ 1083.662268] [ 1083.669620] CPU: 1 PID: 29441 Comm: syz-executor.0 Not tainted 4.19.79 #0 [ 1083.676526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1083.685899] Call Trace: [ 1083.688520] dump_stack+0x172/0x1f0 [ 1083.692200] panic+0x263/0x507 [ 1083.695413] ? __warn_printk+0xf3/0xf3 [ 1083.699293] ? xfrm_policy_insert.cold+0x11/0x8c [ 1083.704078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.709612] ? __warn.cold+0x5/0x4a [ 1083.713254] ? __warn+0xe8/0x1d0 [ 1083.716607] ? xfrm_policy_insert.cold+0x11/0x8c [ 1083.721607] __warn.cold+0x20/0x4a [ 1083.725147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.730671] ? xfrm_policy_insert.cold+0x11/0x8c [ 1083.735413] report_bug+0x263/0x2b0 [ 1083.739073] do_error_trap+0x204/0x360 [ 1083.742965] ? math_error+0x340/0x340 [ 1083.746751] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.752322] ? wake_up_klogd+0x99/0xd0 [ 1083.756225] ? error_entry+0x7c/0xe0 [ 1083.760071] ? trace_hardirqs_off_caller+0x65/0x220 [ 1083.765117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1083.769960] do_invalid_op+0x1b/0x20 [ 1083.773657] invalid_op+0x14/0x20 [ 1083.777116] RIP: 0010:xfrm_policy_insert.cold+0x11/0x8c [ 1083.782474] Code: ff e8 f0 6a 78 fb 48 c7 c7 c0 4e e9 87 e8 98 d2 62 fb 0f 0b e9 c2 c5 fe ff e8 d8 6a 78 fb 48 c7 c7 c0 4e e9 87 e8 80 d2 62 fb <0f> 0b 48 8b 45 c0 42 0f b6 14 20 48 8b 45 d0 83 e0 07 83 c0 03 38 [ 1083.801381] RSP: 0018:ffff88808d227468 EFLAGS: 00010286 [ 1083.806742] RAX: 0000000000000024 RBX: ffff8880846f1240 RCX: 0000000000000000 [ 1083.813993] RDX: 0000000000000000 RSI: ffffffff8155f4a6 RDI: ffffed1011a44e7f [ 1083.821251] RBP: ffff88808d227508 R08: 0000000000000024 R09: ffffed1015d25079 [ 1083.828514] R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: dffffc0000000000 [ 1083.835781] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880846f0940 [ 1083.843065] ? vprintk_func+0x86/0x189 [ 1083.846965] ? xfrm_policy_insert.cold+0x11/0x8c [ 1083.851716] xfrm_add_policy+0x28f/0x530 [ 1083.855770] ? xfrm_policy_construct+0x680/0x680 [ 1083.860510] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1083.865611] ? validate_nla+0x32f/0x810 [ 1083.869588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.875108] ? nla_parse+0x1fc/0x2f0 [ 1083.878820] ? xfrm_policy_construct+0x680/0x680 [ 1083.883567] xfrm_user_rcv_msg+0x450/0x720 [ 1083.887805] ? xfrm_dump_sa_done+0xf0/0xf0 [ 1083.892124] ? __dev_queue_xmit+0x1757/0x2fe0 [ 1083.896696] ? __local_bh_enable_ip+0x15a/0x270 [ 1083.901362] ? __dev_queue_xmit+0x178a/0x2fe0 [ 1083.905842] ? __local_bh_enable_ip+0x15a/0x270 [ 1083.910508] ? __mutex_lock+0x3cd/0x1300 [ 1083.914617] ? netlink_deliver_tap+0x22d/0xc20 [ 1083.919183] ? xfrm_netlink_rcv+0x61/0x90 [ 1083.923319] netlink_rcv_skb+0x17d/0x460 [ 1083.927365] ? xfrm_dump_sa_done+0xf0/0xf0 [ 1083.931585] ? netlink_ack+0xb30/0xb30 [ 1083.935464] xfrm_netlink_rcv+0x70/0x90 [ 1083.939421] netlink_unicast+0x537/0x720 [ 1083.943482] ? netlink_attachskb+0x770/0x770 [ 1083.947878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.953412] netlink_sendmsg+0x8ae/0xd70 [ 1083.957468] ? netlink_unicast+0x720/0x720 [ 1083.961784] ? selinux_socket_sendmsg+0x36/0x40 [ 1083.966449] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1083.971976] ? security_socket_sendmsg+0x8d/0xc0 [ 1083.976815] ? netlink_unicast+0x720/0x720 [ 1083.981093] sock_sendmsg+0xd7/0x130 [ 1083.985921] ___sys_sendmsg+0x803/0x920 [ 1083.989877] ? copy_msghdr_from_user+0x430/0x430 [ 1083.994660] ? lock_downgrade+0x880/0x880 [ 1083.998863] ? kasan_check_read+0x11/0x20 [ 1084.003030] ? __fget+0x367/0x540 [ 1084.006471] ? iterate_fd+0x360/0x360 [ 1084.010257] ? lock_downgrade+0x880/0x880 [ 1084.014390] ? __fget_light+0x1a9/0x230 [ 1084.018359] ? __fdget+0x1b/0x20 [ 1084.021711] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1084.027235] __sys_sendmsg+0x105/0x1d0 [ 1084.031121] ? __ia32_sys_shutdown+0x80/0x80 [ 1084.035520] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1084.040259] ? do_syscall_64+0x26/0x620 [ 1084.044226] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1084.049574] ? do_syscall_64+0x26/0x620 [ 1084.053537] __x64_sys_sendmsg+0x78/0xb0 [ 1084.057594] do_syscall_64+0xfd/0x620 [ 1084.061392] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1084.066570] RIP: 0033:0x459a59 [ 1084.069745] 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 [ 1084.088638] RSP: 002b:00007ff881b34c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1084.096336] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 1084.103588] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 1084.110846] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1084.118103] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff881b356d4 [ 1084.125361] R13: 00000000004c7bff R14: 00000000004dd998 R15: 00000000ffffffff [ 1084.134114] Kernel Offset: disabled [ 1084.137802] Rebooting in 86400 seconds..