[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 85.138820][ T31] audit: type=1800 audit(1574347116.205:25): pid=12014 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 85.161581][ T31] audit: type=1800 audit(1574347116.225:26): pid=12014 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 85.204703][ T31] audit: type=1800 audit(1574347116.255:27): pid=12014 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 '10.128.1.26' (ECDSA) to the list of known hosts. 2019/11/21 14:38:49 parsed 1 programs 2019/11/21 14:39:10 executed programs: 0 syzkaller login: [ 119.568954][T12188] IPVS: ftp: loaded support on port[0] = 21 [ 119.592861][T12189] IPVS: ftp: loaded support on port[0] = 21 [ 119.609136][T12191] IPVS: ftp: loaded support on port[0] = 21 [ 119.616788][T12195] IPVS: ftp: loaded support on port[0] = 21 [ 119.636352][T12196] IPVS: ftp: loaded support on port[0] = 21 [ 119.665834][T12197] IPVS: ftp: loaded support on port[0] = 21 [ 120.057823][T12189] chnl_net:caif_netlink_parms(): no params data found [ 120.115569][T12196] chnl_net:caif_netlink_parms(): no params data found [ 120.193196][T12188] chnl_net:caif_netlink_parms(): no params data found [ 120.221156][T12197] chnl_net:caif_netlink_parms(): no params data found [ 120.365369][T12196] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.372660][T12196] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.381804][T12196] device bridge_slave_0 entered promiscuous mode [ 120.403804][T12196] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.411132][T12196] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.419857][T12196] device bridge_slave_1 entered promiscuous mode [ 120.437937][T12191] chnl_net:caif_netlink_parms(): no params data found [ 120.476434][T12189] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.483619][T12189] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.492777][T12189] device bridge_slave_0 entered promiscuous mode [ 120.506866][T12197] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.514240][T12197] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.522813][T12197] device bridge_slave_0 entered promiscuous mode [ 120.532702][T12197] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.539973][T12197] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.548741][T12197] device bridge_slave_1 entered promiscuous mode [ 120.590091][T12189] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.597591][T12189] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.606223][T12189] device bridge_slave_1 entered promiscuous mode [ 120.631823][T12195] chnl_net:caif_netlink_parms(): no params data found [ 120.665708][T12189] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.678771][T12197] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.710444][T12188] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.718051][T12188] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.727073][T12188] device bridge_slave_0 entered promiscuous mode [ 120.738295][T12189] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.756619][T12197] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.779028][T12196] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.797599][T12188] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.804986][T12188] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.813541][T12188] device bridge_slave_1 entered promiscuous mode [ 120.864544][T12189] team0: Port device team_slave_0 added [ 120.873082][T12196] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.885110][T12189] team0: Port device team_slave_1 added [ 120.902867][T12197] team0: Port device team_slave_0 added [ 120.929837][T12191] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.937169][T12191] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.946009][T12191] device bridge_slave_0 entered promiscuous mode [ 120.957497][T12197] team0: Port device team_slave_1 added [ 120.963665][T12191] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.970974][T12191] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.979914][T12191] device bridge_slave_1 entered promiscuous mode [ 121.024002][T12188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 121.035959][T12196] team0: Port device team_slave_0 added [ 121.045882][T12196] team0: Port device team_slave_1 added [ 121.054684][T12188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 121.110516][T12191] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 121.120893][T12195] bridge0: port 1(bridge_slave_0) entered blocking state [ 121.128469][T12195] bridge0: port 1(bridge_slave_0) entered disabled state [ 121.137151][T12195] device bridge_slave_0 entered promiscuous mode [ 121.227825][T12196] device hsr_slave_0 entered promiscuous mode [ 121.294420][T12196] device hsr_slave_1 entered promiscuous mode [ 121.336679][T12191] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 121.346437][T12195] bridge0: port 2(bridge_slave_1) entered blocking state [ 121.353528][T12195] bridge0: port 2(bridge_slave_1) entered disabled state [ 121.362269][T12195] device bridge_slave_1 entered promiscuous mode [ 121.447683][T12189] device hsr_slave_0 entered promiscuous mode [ 121.494637][T12189] device hsr_slave_1 entered promiscuous mode [ 121.534109][T12189] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.644616][T12197] device hsr_slave_0 entered promiscuous mode [ 121.695884][T12197] device hsr_slave_1 entered promiscuous mode [ 121.745223][T12197] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.757123][T12195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 121.775944][T12188] team0: Port device team_slave_0 added [ 121.872776][T12188] team0: Port device team_slave_1 added [ 121.903724][T12191] team0: Port device team_slave_0 added [ 121.942595][T12195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 121.991505][T12191] team0: Port device team_slave_1 added [ 122.212082][T12188] device hsr_slave_0 entered promiscuous mode [ 122.275210][T12188] device hsr_slave_1 entered promiscuous mode [ 122.334946][T12188] debugfs: Directory 'hsr0' with parent '/' already present! [ 122.463432][T12191] device hsr_slave_0 entered promiscuous mode [ 122.536498][T12191] device hsr_slave_1 entered promiscuous mode [ 122.616165][T12191] debugfs: Directory 'hsr0' with parent '/' already present! [ 122.627495][T12195] team0: Port device team_slave_0 added [ 122.737601][T12195] team0: Port device team_slave_1 added [ 122.814615][T12196] 8021q: adding VLAN 0 to HW filter on device bond0 [ 123.229845][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 123.238594][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.359437][T12196] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.594398][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 123.604314][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 123.613335][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.620640][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.629023][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 123.638463][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 123.647584][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.654825][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.739057][T12195] device hsr_slave_0 entered promiscuous mode [ 123.836379][T12195] device hsr_slave_1 entered promiscuous mode [ 123.904684][T12195] debugfs: Directory 'hsr0' with parent '/' already present! [ 123.941383][T12189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 124.242653][T12196] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 124.253592][T12196] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 124.328371][T12189] 8021q: adding VLAN 0 to HW filter on device team0 [ 124.394673][T12197] 8021q: adding VLAN 0 to HW filter on device bond0 [ 124.655709][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 124.664621][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 124.675056][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 124.685153][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 124.695190][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 124.704888][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 124.714787][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 124.724504][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 124.734016][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.743768][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 124.752474][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.761211][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 124.772982][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.782354][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 124.791980][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.801053][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.808325][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.816869][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 124.826514][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.835572][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.842756][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.852645][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 124.861443][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.880441][T12197] 8021q: adding VLAN 0 to HW filter on device team0 [ 125.041669][T12191] 8021q: adding VLAN 0 to HW filter on device bond0 [ 125.168774][T12188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 125.311995][T12196] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 125.429439][T12191] 8021q: adding VLAN 0 to HW filter on device team0 [ 125.538605][T12189] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 125.549147][T12189] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 125.624018][T12197] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 125.634641][T12197] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 125.688137][T12188] 8021q: adding VLAN 0 to HW filter on device team0 [ 126.143012][T12195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 126.212191][T12191] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 126.223152][T12191] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 126.311131][T12189] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 126.452104][T12197] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 126.478792][T12195] 8021q: adding VLAN 0 to HW filter on device team0 [ 126.615587][T12188] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 126.626519][T12188] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 126.913928][T12191] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 127.265843][T12195] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 127.276780][T12195] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 127.319801][T12188] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 127.989276][T12195] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 128.124078][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 128.133248][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 128.141969][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 128.150806][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 128.160362][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 128.169741][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.177011][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.185564][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 128.195036][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 128.204143][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.211324][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.219865][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.230042][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.240150][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 128.247947][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 128.255812][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.266057][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.276179][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 128.286137][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 128.295826][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 128.305716][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 128.315337][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 128.323948][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 128.332561][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 128.342558][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 128.352082][T12411] ===================================================== [ 128.352250][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 128.359052][T12411] BUG: KMSAN: uninit-value in __crc32c_le_base+0x4fa/0xd30 [ 128.359068][T12411] CPU: 1 PID: 12411 Comm: syz-executor.1 Not tainted 5.4.0-rc5-syzkaller #0 [ 128.359074][T12411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.359080][T12411] Call Trace: [ 128.359102][T12411] dump_stack+0x191/0x1f0 [ 128.359147][T12411] kmsan_report+0x128/0x220 [ 128.368450][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 128.374263][T12411] __msan_warning+0x73/0xe0 [ 128.374283][T12411] __crc32c_le_base+0x4fa/0xd30 [ 128.374317][T12411] chksum_update+0xb2/0x110 [ 128.374353][T12411] ? chksum_init+0xd0/0xd0 [ 128.384932][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 128.393191][T12411] crypto_shash_update+0x4c5/0x530 [ 128.397884][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 128.400974][T12411] ? sctp_chunk_free+0xb0/0xc0 [ 128.406700][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 128.413270][T12411] ? sctp_outq_flush+0x1823/0x5d80 [ 128.419633][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 128.425721][T12411] ? sctp_apply_peer_addr_params+0x212/0x1d40 [ 128.425741][T12411] ? kmsan_internal_set_origin+0x6a/0xb0 [ 128.425757][T12411] ? __msan_poison_alloca+0x148/0x190 [ 128.425776][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.425812][T12411] crc32c+0x150/0x220 [ 128.431831][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 128.434728][T12411] ? kmsan_get_shadow_origin_ptr+0x196/0x4b0 [ 128.434749][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.434768][T12411] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 128.434780][T12411] ? kmem_cache_free+0x5de/0x2b70 [ 128.434815][T12411] ? sctp_chunk_put+0x280/0x3e0 [ 128.443770][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 128.447708][T12411] sctp_csum_update+0x89/0xa0 [ 128.447725][T12411] ? __sctp_packet_append_chunk+0x1750/0x1750 [ 128.447740][T12411] __skb_checksum+0x1297/0x12a0 [ 128.447766][T12411] ? __sctp_packet_append_chunk+0x1750/0x1750 [ 128.447800][T12411] sctp_packet_transmit+0x40fb/0x4250 [ 128.457272][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 128.460320][T12411] sctp_outq_flush+0x1823/0x5d80 [ 128.469643][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 128.473479][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.482563][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 128.487310][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.487342][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.487363][T12411] sctp_outq_uncork+0xd0/0xf0 [ 128.487389][T12411] sctp_do_sm+0x8fe1/0x9720 [ 128.487426][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.494920][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 128.499037][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 128.506137][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 128.508914][T12411] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 128.517816][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 128.522665][T12411] ? __update_load_avg_cfs_rq+0x106/0x1270 [ 128.529481][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.534615][T12411] ? __update_load_avg_se+0x108/0x1220 [ 128.534645][T12411] sctp_primitive_REQUESTHEARTBEAT+0x175/0x1a0 [ 128.534671][T12411] sctp_apply_peer_addr_params+0x212/0x1d40 [ 128.534711][T12411] ? __msan_metadata_ptr_for_store_4+0x10/0x20 [ 128.539825][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.544583][T12411] sctp_setsockopt+0x189bb/0x19090 [ 128.544648][T12411] ? sctp_shutdown+0x270/0x270 [ 128.553504][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 128.557010][T12411] sock_common_setsockopt+0x13b/0x170 [ 128.557033][T12411] __sys_setsockopt+0x7c3/0xa30 [ 128.557055][T12411] ? sock_common_recvmsg+0x290/0x290 [ 128.557091][T12411] __se_sys_setsockopt+0xdd/0x100 [ 128.564324][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 128.567995][T12411] __x64_sys_setsockopt+0x62/0x80 [ 128.574961][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.579428][T12411] do_syscall_64+0xb6/0x160 [ 128.586805][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.591556][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 128.600303][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.604940][T12411] RIP: 0033:0x45a639 [ 128.604956][T12411] Code: ad b6 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.604964][T12411] RSP: 002b:00007f2a8cb65c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 128.604978][T12411] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a639 [ 128.604986][T12411] RDX: 0000000000000009 RSI: 0000000000000084 RDI: 0000000000000004 [ 128.605014][T12411] RBP: 000000000075bfc8 R08: 0000000000000098 R09: 0000000000000000 [ 128.614775][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.618689][T12411] R10: 0000000020000440 R11: 0000000000000246 R12: 00007f2a8cb666d4 [ 128.626523][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 128.629252][T12411] R13: 00000000004d1a88 R14: 00000000004e08f0 R15: 00000000ffffffff [ 128.635395][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 128.639654][T12411] [ 128.648875][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 128.653239][T12411] Uninit was stored to memory at: [ 128.662680][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 128.667344][T12411] kmsan_internal_chain_origin+0xbd/0x180 [ 128.667357][T12411] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 128.667369][T12411] kmsan_memcpy_metadata+0xb/0x10 [ 128.667381][T12411] __msan_memcpy+0x56/0x70 [ 128.667392][T12411] sctp_packet_transmit+0x1d9e/0x4250 [ 128.667426][T12411] sctp_outq_flush+0x1823/0x5d80 [ 128.676303][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.681199][T12411] sctp_outq_uncork+0xd0/0xf0 [ 128.688377][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.693665][T12411] sctp_do_sm+0x8fe1/0x9720 [ 128.701074][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 128.705756][T12411] sctp_primitive_REQUESTHEARTBEAT+0x175/0x1a0 [ 128.705771][T12411] sctp_apply_peer_addr_params+0x212/0x1d40 [ 128.705784][T12411] sctp_setsockopt+0x189bb/0x19090 [ 128.705798][T12411] sock_common_setsockopt+0x13b/0x170 [ 128.705829][T12411] __sys_setsockopt+0x7c3/0xa30 [ 128.713189][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 128.719156][T12411] __se_sys_setsockopt+0xdd/0x100 [ 128.719168][T12411] __x64_sys_setsockopt+0x62/0x80 [ 128.719180][T12411] do_syscall_64+0xb6/0x160 [ 128.719193][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 128.719196][T12411] [ 128.719201][T12411] Uninit was stored to memory at: [ 128.719216][T12411] kmsan_internal_chain_origin+0xbd/0x180 [ 128.719248][T12411] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 128.725290][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.729132][T12411] kmsan_memcpy_metadata+0xb/0x10 [ 128.737520][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.742706][T12411] __msan_memcpy+0x56/0x70 [ 128.748803][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 128.752843][T12411] sctp_make_heartbeat+0x612/0x9e0 [ 128.758309][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 128.765808][T12411] sctp_sf_do_prm_requestheartbeat+0x8f/0x4b0 [ 128.765819][T12411] sctp_do_sm+0x2b2/0x9720 [ 128.765831][T12411] sctp_primitive_REQUESTHEARTBEAT+0x175/0x1a0 [ 128.765845][T12411] sctp_apply_peer_addr_params+0x212/0x1d40 [ 128.765857][T12411] sctp_setsockopt+0x189bb/0x19090 [ 128.765893][T12411] sock_common_setsockopt+0x13b/0x170 [ 128.771224][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 128.777904][T12411] __sys_setsockopt+0x7c3/0xa30 [ 128.777916][T12411] __se_sys_setsockopt+0xdd/0x100 [ 128.777927][T12411] __x64_sys_setsockopt+0x62/0x80 [ 128.777939][T12411] do_syscall_64+0xb6/0x160 [ 128.777953][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 128.777957][T12411] [ 128.777982][T12411] Uninit was stored to memory at: [ 128.784231][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 128.789672][T12411] kmsan_internal_chain_origin+0xbd/0x180 [ 128.797124][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 128.803433][T12411] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 128.808445][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 128.826895][T12411] kmsan_memcpy_metadata+0xb/0x10 [ 128.826907][T12411] __msan_memcpy+0x56/0x70 [ 128.826919][T12411] sctp_make_heartbeat+0x3e9/0x9e0 [ 128.826932][T12411] sctp_sf_do_prm_requestheartbeat+0x8f/0x4b0 [ 128.826944][T12411] sctp_do_sm+0x2b2/0x9720 [ 128.826955][T12411] sctp_primitive_REQUESTHEARTBEAT+0x175/0x1a0 [ 128.826991][T12411] sctp_apply_peer_addr_params+0x212/0x1d40 [ 128.837052][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 128.843368][T12411] sctp_setsockopt+0x189bb/0x19090 [ 128.853260][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 128.859276][T12411] sock_common_setsockopt+0x13b/0x170 [ 128.859288][T12411] __sys_setsockopt+0x7c3/0xa30 [ 128.859299][T12411] __se_sys_setsockopt+0xdd/0x100 [ 128.859309][T12411] __x64_sys_setsockopt+0x62/0x80 [ 128.859322][T12411] do_syscall_64+0xb6/0x160 [ 128.859357][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 128.869173][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 128.875182][T12411] [ 128.875187][T12411] Uninit was stored to memory at: [ 128.875209][T12411] kmsan_internal_chain_origin+0xbd/0x180 [ 128.875222][T12411] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 128.875234][T12411] kmsan_memcpy_metadata+0xb/0x10 [ 128.875246][T12411] __msan_memcpy+0x56/0x70 [ 128.875257][T12411] sctp_transport_new+0x248/0xa00 [ 128.875270][T12411] sctp_assoc_add_peer+0x5ba/0x2030 [ 128.875304][T12411] sctp_process_init+0x162b/0x3e30 [ 128.884415][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 128.891346][T12411] sctp_do_sm+0x1b8b/0x9720 [ 128.900428][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 128.901466][T12411] sctp_assoc_bh_rcv+0x65a/0xd80 [ 128.911373][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 128.914505][T12411] sctp_inq_push+0x300/0x420 [ 128.914517][T12411] sctp_backlog_rcv+0x2d7/0x11a0 [ 128.914532][T12411] __release_sock+0x448/0x640 [ 128.914544][T12411] release_sock+0x99/0x2a0 [ 128.914576][T12411] sctp_wait_for_connect+0x3d7/0x840 [ 128.924574][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 128.928696][T12411] __sctp_connect+0x1e9d/0x1f20 [ 128.935251][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 128.939928][T12411] sctp_setsockopt+0x960d/0x19090 [ 128.944639][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 128.949693][T12411] sock_common_setsockopt+0x13b/0x170 [ 128.956461][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 128.961669][T12411] __sys_setsockopt+0x7c3/0xa30 [ 128.967927][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 128.973526][T12411] __se_sys_setsockopt+0xdd/0x100 [ 128.979331][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 128.986081][T12411] __x64_sys_setsockopt+0x62/0x80 [ 128.986094][T12411] do_syscall_64+0xb6/0x160 [ 128.986107][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 128.986110][T12411] [ 128.986117][T12411] Local variable description: ----addr.i@sctp_process_init [ 128.986120][T12411] Variable was created at: [ 128.986134][T12411] sctp_process_init+0x603/0x3e30 [ 128.986144][T12411] sctp_process_init+0x603/0x3e30 [ 128.986168][T12411] ===================================================== [ 128.993466][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 128.998168][T12411] Disabling lock debugging due to kernel taint [ 128.998176][T12411] Kernel panic - not syncing: panic_on_warn set ... [ 128.998194][T12411] CPU: 1 PID: 12411 Comm: syz-executor.1 Tainted: G B 5.4.0-rc5-syzkaller #0 [ 128.998201][T12411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.998205][T12411] Call Trace: [ 128.998228][T12411] dump_stack+0x191/0x1f0 [ 128.998248][T12411] panic+0x3c9/0xc1e [ 128.998289][T12411] kmsan_report+0x215/0x220 [ 129.004672][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 129.008781][T12411] __msan_warning+0x73/0xe0 [ 129.015422][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 129.021592][T12411] __crc32c_le_base+0x4fa/0xd30 [ 129.027848][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 129.031622][T12411] chksum_update+0xb2/0x110 [ 129.037365][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 129.041989][T12411] ? chksum_init+0xd0/0xd0 [ 129.045527][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 129.049327][T12411] crypto_shash_update+0x4c5/0x530 [ 129.055941][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 129.061029][T12411] ? sctp_chunk_free+0xb0/0xc0 [ 129.068450][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 129.073304][T12411] ? sctp_outq_flush+0x1823/0x5d80 [ 129.081847][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 129.085048][T12411] ? sctp_apply_peer_addr_params+0x212/0x1d40 [ 129.085071][T12411] ? kmsan_internal_set_origin+0x6a/0xb0 [ 129.085105][T12411] ? __msan_poison_alloca+0x148/0x190 [ 129.093592][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 129.097477][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.097496][T12411] crc32c+0x150/0x220 [ 129.097522][T12411] ? kmsan_get_shadow_origin_ptr+0x196/0x4b0 [ 129.097558][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.105714][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 129.110887][T12411] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 129.115422][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 129.121420][T12411] ? kmem_cache_free+0x5de/0x2b70 [ 129.128471][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 129.132395][T12411] ? sctp_chunk_put+0x280/0x3e0 [ 129.768248][T12411] sctp_csum_update+0x89/0xa0 [ 129.772917][T12411] ? __sctp_packet_append_chunk+0x1750/0x1750 [ 129.778978][T12411] __skb_checksum+0x1297/0x12a0 [ 129.783914][T12411] ? __sctp_packet_append_chunk+0x1750/0x1750 [ 129.789971][T12411] sctp_packet_transmit+0x40fb/0x4250 [ 129.795367][T12411] sctp_outq_flush+0x1823/0x5d80 [ 129.800316][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.806200][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.812105][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.818009][T12411] sctp_outq_uncork+0xd0/0xf0 [ 129.822688][T12411] sctp_do_sm+0x8fe1/0x9720 [ 129.827287][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.833217][T12411] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 129.839121][T12411] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 129.845179][T12411] ? __update_load_avg_cfs_rq+0x106/0x1270 [ 129.851252][T12411] ? __update_load_avg_se+0x108/0x1220 [ 129.856713][T12411] sctp_primitive_REQUESTHEARTBEAT+0x175/0x1a0 [ 129.862970][T12411] sctp_apply_peer_addr_params+0x212/0x1d40 [ 129.868860][T12411] ? __msan_metadata_ptr_for_store_4+0x10/0x20 [ 129.875284][T12411] sctp_setsockopt+0x189bb/0x19090 [ 129.880413][T12411] ? sctp_shutdown+0x270/0x270 [ 129.885179][T12411] sock_common_setsockopt+0x13b/0x170 [ 129.890547][T12411] __sys_setsockopt+0x7c3/0xa30 [ 129.895666][T12411] ? sock_common_recvmsg+0x290/0x290 [ 129.900954][T12411] __se_sys_setsockopt+0xdd/0x100 [ 129.905985][T12411] __x64_sys_setsockopt+0x62/0x80 [ 129.911002][T12411] do_syscall_64+0xb6/0x160 [ 129.915496][T12411] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 129.921387][T12411] RIP: 0033:0x45a639 [ 129.925274][T12411] Code: ad b6 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.944871][T12411] RSP: 002b:00007f2a8cb65c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 129.953271][T12411] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a639 [ 129.961232][T12411] RDX: 0000000000000009 RSI: 0000000000000084 RDI: 0000000000000004 [ 129.969190][T12411] RBP: 000000000075bfc8 R08: 0000000000000098 R09: 0000000000000000 [ 129.977149][T12411] R10: 0000000020000440 R11: 0000000000000246 R12: 00007f2a8cb666d4 [ 129.985104][T12411] R13: 00000000004d1a88 R14: 00000000004e08f0 R15: 00000000ffffffff [ 129.994414][T12411] Kernel Offset: disabled [ 129.998744][T12411] Rebooting in 86400 seconds..