[ 82.850823] audit: type=1800 audit(1557228797.895:25): pid=10151 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 82.876838] audit: type=1800 audit(1557228797.925:26): pid=10151 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 82.911796] audit: type=1800 audit(1557228797.955:27): pid=10151 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. [ 84.076960] sshd (10219) used greatest stack depth: 54296 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.38' (ECDSA) to the list of known hosts. 2019/05/07 11:34:37 parsed 1 programs syzkaller login: [ 167.314892] ld (10314) used greatest stack depth: 53696 bytes left 2019/05/07 11:34:58 executed programs: 0 [ 183.903320] IPVS: ftp: loaded support on port[0] = 21 [ 183.932351] IPVS: ftp: loaded support on port[0] = 21 [ 183.983059] IPVS: ftp: loaded support on port[0] = 21 [ 184.016173] IPVS: ftp: loaded support on port[0] = 21 [ 184.016803] IPVS: ftp: loaded support on port[0] = 21 [ 184.051740] IPVS: ftp: loaded support on port[0] = 21 [ 184.396228] chnl_net:caif_netlink_parms(): no params data found [ 184.422597] chnl_net:caif_netlink_parms(): no params data found [ 184.627359] bridge0: port 1(bridge_slave_0) entered blocking state [ 184.634099] bridge0: port 1(bridge_slave_0) entered disabled state [ 184.642481] device bridge_slave_0 entered promiscuous mode [ 184.696387] chnl_net:caif_netlink_parms(): no params data found [ 184.706455] bridge0: port 1(bridge_slave_0) entered blocking state [ 184.713276] bridge0: port 1(bridge_slave_0) entered disabled state [ 184.721701] device bridge_slave_0 entered promiscuous mode [ 184.737698] bridge0: port 2(bridge_slave_1) entered blocking state [ 184.744459] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.752834] device bridge_slave_1 entered promiscuous mode [ 184.818865] bridge0: port 2(bridge_slave_1) entered blocking state [ 184.825574] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.833861] device bridge_slave_1 entered promiscuous mode [ 184.872930] chnl_net:caif_netlink_parms(): no params data found [ 184.887010] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 184.905865] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 184.932247] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 184.996591] chnl_net:caif_netlink_parms(): no params data found [ 185.009980] team0: Port device team_slave_0 added [ 185.018808] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 185.029436] team0: Port device team_slave_1 added [ 185.120897] team0: Port device team_slave_0 added [ 185.136027] chnl_net:caif_netlink_parms(): no params data found [ 185.184434] device hsr_slave_0 entered promiscuous mode [ 185.262240] device hsr_slave_1 entered promiscuous mode [ 185.318858] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.325563] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.333781] device bridge_slave_0 entered promiscuous mode [ 185.357253] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.364050] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.372515] device bridge_slave_1 entered promiscuous mode [ 185.392864] team0: Port device team_slave_1 added [ 185.414690] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 185.460165] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 185.479505] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.487158] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.495750] device bridge_slave_0 entered promiscuous mode [ 185.511292] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.518008] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.526593] device bridge_slave_1 entered promiscuous mode [ 185.533816] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.540407] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.548590] device bridge_slave_0 entered promiscuous mode [ 185.557717] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.564616] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.572957] device bridge_slave_1 entered promiscuous mode [ 185.676272] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.683092] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.692140] device bridge_slave_0 entered promiscuous mode [ 185.704354] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 185.712427] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.718997] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.727491] device bridge_slave_1 entered promiscuous mode [ 185.747568] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 185.759236] team0: Port device team_slave_0 added [ 185.772592] team0: Port device team_slave_1 added [ 185.781742] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 185.803394] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 185.855271] device hsr_slave_0 entered promiscuous mode [ 185.902171] device hsr_slave_1 entered promiscuous mode [ 185.997001] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 186.009520] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 186.040524] team0: Port device team_slave_0 added [ 186.105390] device hsr_slave_0 entered promiscuous mode [ 186.152476] device hsr_slave_1 entered promiscuous mode [ 186.235742] team0: Port device team_slave_0 added [ 186.244789] team0: Port device team_slave_1 added [ 186.253286] team0: Port device team_slave_1 added [ 186.275216] team0: Port device team_slave_0 added [ 186.333628] team0: Port device team_slave_1 added [ 186.405519] device hsr_slave_0 entered promiscuous mode [ 186.462894] device hsr_slave_1 entered promiscuous mode [ 186.585337] device hsr_slave_0 entered promiscuous mode [ 186.652198] device hsr_slave_1 entered promiscuous mode [ 186.765392] device hsr_slave_0 entered promiscuous mode [ 186.812381] device hsr_slave_1 entered promiscuous mode [ 187.157186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.179169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.210511] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.238619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.247104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.264590] 8021q: adding VLAN 0 to HW filter on device team0 [ 187.278727] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.306798] 8021q: adding VLAN 0 to HW filter on device team0 [ 187.314210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.322263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.330014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.337804] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.354543] 8021q: adding VLAN 0 to HW filter on device team0 [ 187.395271] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.408019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 187.416882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 187.425234] bridge0: port 1(bridge_slave_0) entered blocking state [ 187.431841] bridge0: port 1(bridge_slave_0) entered forwarding state [ 187.440694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.448581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.456569] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 187.465578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 187.473916] bridge0: port 1(bridge_slave_0) entered blocking state [ 187.480462] bridge0: port 1(bridge_slave_0) entered forwarding state [ 187.488233] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 187.497078] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 187.505341] bridge0: port 2(bridge_slave_1) entered blocking state [ 187.512051] bridge0: port 2(bridge_slave_1) entered forwarding state [ 187.526848] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 187.534686] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 187.542595] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 187.551193] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 187.560403] bridge0: port 2(bridge_slave_1) entered blocking state [ 187.567027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 187.579901] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.593882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 187.602510] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 187.610771] bridge0: port 1(bridge_slave_0) entered blocking state [ 187.617380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 187.635141] 8021q: adding VLAN 0 to HW filter on device team0 [ 187.642658] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 187.688657] 8021q: adding VLAN 0 to HW filter on device team0 [ 187.696429] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 187.705529] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 187.713792] bridge0: port 2(bridge_slave_1) entered blocking state [ 187.720327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 187.728529] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 187.737675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 187.746817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 187.755574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 187.763802] bridge0: port 1(bridge_slave_0) entered blocking state [ 187.770470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 187.778255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 187.787346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.794974] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.806303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 187.833922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 187.843098] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 187.851299] bridge0: port 2(bridge_slave_1) entered blocking state [ 187.857932] bridge0: port 2(bridge_slave_1) entered forwarding state [ 187.866377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 187.875643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 187.884249] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 187.892496] bridge0: port 1(bridge_slave_0) entered blocking state [ 187.899070] bridge0: port 1(bridge_slave_0) entered forwarding state [ 187.906819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 187.914659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 187.922444] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 187.937588] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 187.949347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 187.973960] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 187.982697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 187.990892] bridge0: port 2(bridge_slave_1) entered blocking state [ 187.997523] bridge0: port 2(bridge_slave_1) entered forwarding state [ 188.005993] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 188.023470] 8021q: adding VLAN 0 to HW filter on device team0 [ 188.051875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 188.061201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 188.071412] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.080468] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.089276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.098283] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.107134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 188.116369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.125436] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.175344] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.183551] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.191782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.199971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.208200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.216423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.224612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 188.233018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 188.241030] bridge0: port 1(bridge_slave_0) entered blocking state [ 188.247669] bridge0: port 1(bridge_slave_0) entered forwarding state [ 188.254949] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 188.263396] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 188.271357] bridge0: port 2(bridge_slave_1) entered blocking state [ 188.277968] bridge0: port 2(bridge_slave_1) entered forwarding state [ 188.285387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.294288] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.303053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.311421] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.319859] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.328252] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.336849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.345475] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.353935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.362250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.374489] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 188.382996] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.391263] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.405959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.428084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.437069] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.445930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.455248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.463398] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 188.472326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.480275] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.489168] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.513572] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 188.532289] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.540639] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.549002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.557425] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.573154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.598172] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 188.610300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.632638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.640897] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.649268] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 188.658361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 188.666658] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 188.674978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.684379] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.693232] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.701172] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.712558] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 188.720574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.728995] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.754376] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 188.764176] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 188.779742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.803736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 188.815754] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 188.824580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 188.832898] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 188.841759] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.850156] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.862332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.900545] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 188.912981] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 188.921340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 188.929634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 188.958507] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 188.990969] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 189.017417] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 189.040924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 189.061899] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/05/07 11:35:04 executed programs: 6 2019/05/07 11:35:09 executed programs: 149 2019/05/07 11:35:14 executed programs: 306 2019/05/07 11:35:19 executed programs: 464 2019/05/07 11:35:24 executed programs: 625 2019/05/07 11:35:29 executed programs: 791 2019/05/07 11:35:34 executed programs: 952 2019/05/07 11:35:39 executed programs: 1115 2019/05/07 11:35:44 executed programs: 1282 2019/05/07 11:35:49 executed programs: 1451 2019/05/07 11:35:54 executed programs: 1615 2019/05/07 11:35:59 executed programs: 1775 [ 246.323293] ================================================================== [ 246.332992] BUG: KMSAN: uninit-value in gre_parse_header+0x1395/0x1690 [ 246.339681] CPU: 1 PID: 17514 Comm: syz-executor.0 Not tainted 5.1.0-rc7+ #5 [ 246.346872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.356234] Call Trace: [ 246.358850] [ 246.361023] dump_stack+0x191/0x1f0 [ 246.364690] kmsan_report+0x130/0x2a0 [ 246.368532] __msan_warning+0x75/0xe0 [ 246.372370] gre_parse_header+0x1395/0x1690 [ 246.376845] gre_rcv+0x1ee/0x18b0 [ 246.380609] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 246.385999] ? raw_local_deliver+0xdd/0x1940 [ 246.390439] ? nf_confirm+0x5c0/0x720 [ 246.394261] ? erspan_xmit+0x35a0/0x35a0 [ 246.398344] ? erspan_xmit+0x35a0/0x35a0 [ 246.403937] gre_rcv+0x2dd/0x3c0 [ 246.407327] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.412548] ? gre_parse_header+0x1690/0x1690 [ 246.417066] ip_protocol_deliver_rcu+0x504/0xad0 [ 246.421865] ip_local_deliver+0x628/0x7b0 [ 246.426054] ? ip_local_deliver+0x7b0/0x7b0 [ 246.430399] ? ip_protocol_deliver_rcu+0xad0/0xad0 [ 246.435361] ip_rcv+0x6c5/0x740 [ 246.438675] ? ip_rcv_core+0x11d0/0x11d0 [ 246.442758] process_backlog+0x6da/0x1070 [ 246.446944] ? ip_local_deliver_finish+0x320/0x320 [ 246.451905] ? rps_trigger_softirq+0x2e0/0x2e0 [ 246.456503] net_rx_action+0x738/0x1940 [ 246.460520] ? net_tx_action+0xb70/0xb70 [ 246.464611] __do_softirq+0x4ad/0x858 [ 246.468445] do_softirq_own_stack+0x49/0x80 [ 246.472781] [ 246.475030] __local_bh_enable_ip+0x199/0x1e0 [ 246.479550] local_bh_enable+0x36/0x40 [ 246.483458] ip_finish_output2+0x1721/0x1930 [ 246.487915] ip_finish_output+0xd2a/0xfd0 [ 246.492110] ip_mc_output+0x1172/0x1710 [ 246.496138] ? ip_mc_finish_output+0x3b0/0x3b0 [ 246.500739] ? ip_build_and_send_pkt+0xe80/0xe80 [ 246.505504] raw_sendmsg+0x41dc/0x4670 [ 246.509460] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 246.514845] ? aa_sk_perm+0x730/0xaf0 [ 246.518679] ? raw_getfrag+0x640/0x640 [ 246.522586] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.527788] ? compat_raw_ioctl+0x100/0x100 [ 246.532137] inet_sendmsg+0x546/0x720 [ 246.535969] ? inet_getname+0x490/0x490 [ 246.539966] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.545192] ? inet_getname+0x490/0x490 [ 246.549179] __sys_sendto+0x8cf/0xad0 [ 246.553041] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.558259] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 246.563725] ? prepare_exit_to_usermode+0x114/0x420 [ 246.568756] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.573973] __se_sys_sendto+0x107/0x130 [ 246.578068] __x64_sys_sendto+0x6e/0x90 [ 246.582061] do_syscall_64+0xbc/0xf0 [ 246.585792] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 246.590995] RIP: 0033:0x458da9 [ 246.594196] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 246.613197] RSP: 002b:00007f3fd0035c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 246.620929] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000458da9 [ 246.628219] RDX: 00000000000005aa RSI: 00000000200000c0 RDI: 0000000000000003 [ 246.635595] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000120 [ 246.642880] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3fd00366d4 [ 246.650174] R13: 00000000004c6726 R14: 00000000004db0d8 R15: 00000000ffffffff [ 246.657481] [ 246.659115] Uninit was stored to memory at: [ 246.663471] kmsan_internal_chain_origin+0x133/0x230 [ 246.668588] kmsan_memcpy_memmove_metadata+0x969/0xd40 [ 246.673882] kmsan_memcpy_metadata+0xb/0x10 [ 246.678224] __msan_memcpy+0x56/0x70 [ 246.681951] pskb_expand_head+0x3aa/0x1a30 [ 246.686197] ip_tunnel_xmit+0x2bd5/0x3290 [ 246.690615] erspan_xmit+0x1efe/0x35a0 [ 246.694521] dev_hard_start_xmit+0x594/0xb20 [ 246.698940] sch_direct_xmit+0x571/0x870 [ 246.703019] __qdisc_run+0x158b/0x3380 [ 246.706936] __dev_queue_xmit+0x21a0/0x3b60 [ 246.711269] dev_queue_xmit+0x4b/0x60 [ 246.715075] neigh_resolve_output+0xab7/0xb50 [ 246.719576] ip_finish_output2+0x1709/0x1930 [ 246.723996] ip_finish_output+0xd2a/0xfd0 [ 246.728162] ip_mc_output+0x1172/0x1710 [ 246.732157] raw_sendmsg+0x41dc/0x4670 [ 246.736061] inet_sendmsg+0x546/0x720 [ 246.739864] __sys_sendto+0x8cf/0xad0 [ 246.743670] __se_sys_sendto+0x107/0x130 [ 246.747737] __x64_sys_sendto+0x6e/0x90 [ 246.751717] do_syscall_64+0xbc/0xf0 [ 246.755437] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 246.760649] [ 246.762281] Uninit was created at: [ 246.765945] kmsan_internal_poison_shadow+0x92/0x150 [ 246.771075] kmsan_kmalloc+0xa4/0x130 [ 246.774889] kmsan_slab_alloc+0xe/0x10 [ 246.778796] __kmalloc_node_track_caller+0xcba/0xf30 [ 246.784175] __alloc_skb+0x306/0xa10 [ 246.787899] alloc_skb_with_frags+0x18c/0xa80 [ 246.792424] sock_alloc_send_pskb+0xafd/0x10a0 [ 246.797019] sock_alloc_send_skb+0xca/0xe0 [ 246.801264] raw_sendmsg+0x238f/0x4670 [ 246.805171] inet_sendmsg+0x546/0x720 [ 246.808985] __sys_sendto+0x8cf/0xad0 [ 246.812807] __se_sys_sendto+0x107/0x130 [ 246.816911] __x64_sys_sendto+0x6e/0x90 [ 246.821428] do_syscall_64+0xbc/0xf0 [ 246.825165] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 246.830457] ================================================================== [ 246.837815] Disabling lock debugging due to kernel taint [ 246.843273] Kernel panic - not syncing: panic_on_warn set ... [ 246.849176] CPU: 1 PID: 17514 Comm: syz-executor.0 Tainted: G B 5.1.0-rc7+ #5 [ 246.857766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.867140] Call Trace: [ 246.869740] [ 246.871926] dump_stack+0x191/0x1f0 [ 246.875617] panic+0x3ca/0xafe [ 246.878876] kmsan_report+0x298/0x2a0 [ 246.882718] __msan_warning+0x75/0xe0 [ 246.886588] gre_parse_header+0x1395/0x1690 [ 246.891762] gre_rcv+0x1ee/0x18b0 [ 246.895252] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 246.900641] ? raw_local_deliver+0xdd/0x1940 [ 246.905185] ? nf_confirm+0x5c0/0x720 [ 246.909073] ? erspan_xmit+0x35a0/0x35a0 [ 246.913910] ? erspan_xmit+0x35a0/0x35a0 [ 246.918445] gre_rcv+0x2dd/0x3c0 [ 246.921848] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 246.927079] ? gre_parse_header+0x1690/0x1690 [ 246.931607] ip_protocol_deliver_rcu+0x504/0xad0 [ 246.936414] ip_local_deliver+0x628/0x7b0 [ 246.940603] ? ip_local_deliver+0x7b0/0x7b0 [ 246.944960] ? ip_protocol_deliver_rcu+0xad0/0xad0 [ 246.949917] ip_rcv+0x6c5/0x740 [ 246.953239] ? ip_rcv_core+0x11d0/0x11d0 [ 246.957348] process_backlog+0x6da/0x1070 [ 246.961555] ? ip_local_deliver_finish+0x320/0x320 [ 246.966531] ? rps_trigger_softirq+0x2e0/0x2e0 [ 246.971156] net_rx_action+0x738/0x1940 [ 246.975193] ? net_tx_action+0xb70/0xb70 [ 246.979291] __do_softirq+0x4ad/0x858 [ 246.983222] do_softirq_own_stack+0x49/0x80 [ 246.987547] [ 246.989805] __local_bh_enable_ip+0x199/0x1e0 [ 246.994328] local_bh_enable+0x36/0x40 [ 246.998257] ip_finish_output2+0x1721/0x1930 [ 247.002713] ip_finish_output+0xd2a/0xfd0 [ 247.006902] ip_mc_output+0x1172/0x1710 [ 247.010918] ? ip_mc_finish_output+0x3b0/0x3b0 [ 247.015520] ? ip_build_and_send_pkt+0xe80/0xe80 [ 247.020289] raw_sendmsg+0x41dc/0x4670 [ 247.024249] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 247.029628] ? aa_sk_perm+0x730/0xaf0 [ 247.033465] ? raw_getfrag+0x640/0x640 [ 247.037544] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 247.042755] ? compat_raw_ioctl+0x100/0x100 [ 247.047090] inet_sendmsg+0x546/0x720 [ 247.050913] ? inet_getname+0x490/0x490 [ 247.054916] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 247.060158] ? inet_getname+0x490/0x490 [ 247.064167] __sys_sendto+0x8cf/0xad0 [ 247.068020] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 247.073237] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 247.078704] ? prepare_exit_to_usermode+0x114/0x420 [ 247.083745] ? kmsan_get_shadow_origin_ptr+0x71/0x470 [ 247.088963] __se_sys_sendto+0x107/0x130 [ 247.093065] __x64_sys_sendto+0x6e/0x90 [ 247.097056] do_syscall_64+0xbc/0xf0 [ 247.100881] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 247.106089] RIP: 0033:0x458da9 [ 247.109290] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 247.128206] RSP: 002b:00007f3fd0035c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 247.135938] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000458da9 [ 247.143572] RDX: 00000000000005aa RSI: 00000000200000c0 RDI: 0000000000000003 [ 247.150851] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000120 [ 247.158168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3fd00366d4 [ 247.165456] R13: 00000000004c6726 R14: 00000000004db0d8 R15: 00000000ffffffff [ 247.173776] Kernel Offset: disabled [ 247.177438] Rebooting in 86400 seconds..