Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1[ 37.325936] audit: type=1800 audit(1572206274.714:33): pid=7368 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 G[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 41.018507] kauditd_printk_skb: 1 callbacks suppressed [ 41.018520] audit: type=1400 audit(1572206278.404:35): avc: denied { map } for pid=7545 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.148' (ECDSA) to the list of known hosts. 2019/10/27 20:13:54 parsed 1 programs [ 996.937598] audit: type=1400 audit(1572207234.324:36): avc: denied { map } for pid=7557 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 997.007799] audit: type=1400 audit(1572207234.394:37): avc: denied { map } for pid=7557 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=14960 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/10/27 20:13:56 executed programs: 0 [ 999.526965] IPVS: ftp: loaded support on port[0] = 21 [ 999.568006] IPVS: ftp: loaded support on port[0] = 21 [ 999.605332] IPVS: ftp: loaded support on port[0] = 21 [ 999.606019] IPVS: ftp: loaded support on port[0] = 21 [ 999.613833] IPVS: ftp: loaded support on port[0] = 21 [ 999.675679] IPVS: ftp: loaded support on port[0] = 21 [ 999.795127] chnl_net:caif_netlink_parms(): no params data found [ 999.969892] chnl_net:caif_netlink_parms(): no params data found [ 1000.004119] chnl_net:caif_netlink_parms(): no params data found [ 1000.014963] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.021663] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.029649] device bridge_slave_0 entered promiscuous mode [ 1000.039728] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.046091] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.053472] device bridge_slave_1 entered promiscuous mode [ 1000.066014] chnl_net:caif_netlink_parms(): no params data found [ 1000.094375] chnl_net:caif_netlink_parms(): no params data found [ 1000.142886] chnl_net:caif_netlink_parms(): no params data found [ 1000.162694] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.170255] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.177220] device bridge_slave_0 entered promiscuous mode [ 1000.187991] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.195218] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.202772] device bridge_slave_1 entered promiscuous mode [ 1000.211823] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.238147] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.246416] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.252903] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.259914] device bridge_slave_0 entered promiscuous mode [ 1000.294936] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.301614] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.308905] device bridge_slave_1 entered promiscuous mode [ 1000.324977] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.350936] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.357390] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.364630] device bridge_slave_0 entered promiscuous mode [ 1000.380005] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.387405] team0: Port device team_slave_0 added [ 1000.395175] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.402995] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.409559] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.416546] device bridge_slave_0 entered promiscuous mode [ 1000.423446] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.431153] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.438098] device bridge_slave_1 entered promiscuous mode [ 1000.451625] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.459978] bridge0: port 1(bridge_slave_0) entered blocking state [ 1000.466332] bridge0: port 1(bridge_slave_0) entered disabled state [ 1000.473949] device bridge_slave_0 entered promiscuous mode [ 1000.480958] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1000.488211] team0: Port device team_slave_1 added [ 1000.494293] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1000.505860] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1000.513120] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.519947] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.526919] device bridge_slave_1 entered promiscuous mode [ 1000.545417] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.553117] bridge0: port 2(bridge_slave_1) entered blocking state [ 1000.559805] bridge0: port 2(bridge_slave_1) entered disabled state [ 1000.566788] device bridge_slave_1 entered promiscuous mode [ 1000.651750] device hsr_slave_0 entered promiscuous mode [ 1000.688884] device hsr_slave_1 entered promiscuous mode [ 1000.734634] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1000.745924] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1000.753008] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.761080] team0: Port device team_slave_0 added [ 1000.767324] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.777214] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.797443] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1000.807193] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.815718] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1000.823164] team0: Port device team_slave_1 added [ 1000.829563] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.838140] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1000.851662] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.859355] team0: Port device team_slave_0 added [ 1000.869362] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1000.893351] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1000.901424] team0: Port device team_slave_1 added [ 1000.906731] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1000.914462] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.921746] team0: Port device team_slave_0 added [ 1000.931613] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1000.939161] team0: Port device team_slave_1 added [ 1000.951329] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.959235] team0: Port device team_slave_0 added [ 1000.965571] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1000.977736] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1000.986418] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1000.994324] team0: Port device team_slave_0 added [ 1000.999825] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1001.007073] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1001.014443] team0: Port device team_slave_1 added [ 1001.020298] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1001.027554] team0: Port device team_slave_1 added [ 1001.090560] device hsr_slave_0 entered promiscuous mode [ 1001.128680] device hsr_slave_1 entered promiscuous mode [ 1001.168914] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1001.176179] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.185219] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1001.192771] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1001.200399] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1001.213332] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1001.220772] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.246794] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.290247] device hsr_slave_0 entered promiscuous mode [ 1001.328736] device hsr_slave_1 entered promiscuous mode [ 1001.369160] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.376352] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.431417] device hsr_slave_0 entered promiscuous mode [ 1001.498854] device hsr_slave_1 entered promiscuous mode [ 1001.542987] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.590182] device hsr_slave_0 entered promiscuous mode [ 1001.628775] device hsr_slave_1 entered promiscuous mode [ 1001.669019] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.721399] device hsr_slave_0 entered promiscuous mode [ 1001.758733] device hsr_slave_1 entered promiscuous mode [ 1001.819659] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 1001.826566] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.833776] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.847845] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 1001.859671] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.889250] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.897337] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.904938] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1001.926649] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1002.003227] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.012863] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.040960] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.056651] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.066809] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.075948] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.084551] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.093261] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.103870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.112419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.119825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.126673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.137002] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.144608] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.152230] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.160235] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.166331] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.175385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.184760] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.194415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.202795] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.215009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.224711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.232730] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.239287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.246681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.254869] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.262858] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.269318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.277589] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.287680] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.296767] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.304802] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.313625] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.323453] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.331327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.341763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.350532] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.356881] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.364540] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.371658] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.378697] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.385723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.394261] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.400792] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.409086] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1002.418068] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.425260] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.433188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.446180] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1002.452668] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.460283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1002.467554] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.474787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.482840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.492222] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.499671] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.509537] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.523126] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1002.531859] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1002.542789] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1002.551776] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.560990] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.569363] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.576900] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.583303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.590411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1002.598268] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1002.606352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1002.614254] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.622447] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.630141] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.636479] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.643458] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.650601] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.665824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1002.674950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1002.685318] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1002.693093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1002.702164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1002.710320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.717922] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.724325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.731405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1002.739438] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1002.748020] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.758134] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1002.770188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.779797] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1002.786989] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1002.796559] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.805615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.813801] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.820196] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.827247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1002.836948] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1002.845352] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.854539] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1002.864068] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1002.873676] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1002.880614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1002.892602] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1002.900896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.908950] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.916677] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.923089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.931102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1002.939391] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1002.946918] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.953338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.960522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1002.968261] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1002.976856] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1002.986349] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1002.996461] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1003.006069] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.016199] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1003.024749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1003.032520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1003.043431] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1003.051314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1003.059108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.066701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1003.073809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1003.080904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1003.089928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1003.099440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1003.108094] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1003.116980] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1003.126540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1003.139283] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 1003.145384] 8021q: adding VLAN 0 to HW filter on device team0 [ 1003.152291] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1003.160681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1003.168602] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1003.176156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1003.184270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1003.192275] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1003.207028] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1003.215363] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1003.223498] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1003.233701] bridge0: port 1(bridge_slave_0) entered blocking state [ 1003.240351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1003.247976] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1003.256718] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1003.264929] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1003.274989] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1003.283149] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.292368] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1003.301494] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1003.310221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1003.318029] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1003.326926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1003.334715] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.342503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1003.350616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1003.358170] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1003.366038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.373582] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1003.381692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1003.389686] bridge0: port 2(bridge_slave_1) entered blocking state [ 1003.396030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1003.403075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1003.411207] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1003.421267] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.431436] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1003.437495] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.446905] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1003.456721] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1003.465557] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1003.474249] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1003.481497] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1003.489096] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.496463] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1003.504675] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1003.512427] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1003.520690] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1003.529900] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1003.537591] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1003.548672] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1003.554744] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.565178] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1003.581273] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.591558] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1003.602054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1003.610058] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.617441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1003.625167] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.632638] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1003.640483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.647907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1003.664691] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1003.676812] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.686611] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1003.697565] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1003.707655] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1003.713982] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.722266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1003.730924] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1003.741629] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1003.747675] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.754723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1003.763315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.771024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1003.779143] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1003.786635] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.795098] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1003.809288] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1003.822654] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1003.828822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.842355] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1003.849068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1003.856665] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.869765] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1003.876724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1003.885119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1003.894380] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1003.909182] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1003.919737] audit: type=1400 audit(1572207241.314:38): avc: denied { associate } for pid=7586 comm="syz-executor.5" name="syz5" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 1003.927048] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1003.961554] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 1003.975173] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1003.984599] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1003.993779] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1004.001894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1004.011194] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1004.022716] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1004.032691] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1004.041458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 1004.057352] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1004.066517] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1004.086001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1004.096722] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1004.112351] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1004.125902] audit: type=1400 audit(1572207241.514:39): avc: denied { create } for pid=7604 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 1004.205556] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 1004.242455] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1004.297567] audit: type=1400 audit(1572207241.594:40): avc: denied { write } for pid=7606 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 1004.324018] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 1004.402840] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/10/27 20:14:01 executed programs: 14 [ 1004.464983] audit: type=1400 audit(1572207241.594:41): avc: denied { read } for pid=7606 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 2019/10/27 20:14:06 executed programs: 245 2019/10/27 20:14:11 executed programs: 487 2019/10/27 20:14:16 executed programs: 721 2019/10/27 20:14:21 executed programs: 960 2019/10/27 20:14:26 executed programs: 1197 2019/10/27 20:14:31 executed programs: 1426 2019/10/27 20:14:36 executed programs: 1661 2019/10/27 20:14:42 executed programs: 1896 2019/10/27 20:14:47 executed programs: 2126 [ 1183.763455] audit: type=1400 audit(1572207421.154:42): avc: denied { map } for pid=16257 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 1200.618547] INFO: task syz-executor.2:16233 blocked for more than 140 seconds. [ 1200.626496] Not tainted 4.19.80 #0 [ 1200.636558] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1200.644815] syz-executor.2 D28664 16233 7581 0x00000004 [ 1200.656500] Call Trace: [ 1200.659498] __schedule+0x866/0x1dc0 [ 1200.663218] ? __mutex_lock+0x721/0x1300 [ 1200.667290] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1200.679242] ? kasan_check_read+0x11/0x20 [ 1200.683455] schedule+0x92/0x1c0 [ 1200.686826] schedule_preempt_disabled+0x13/0x20 [ 1200.698179] __mutex_lock+0x726/0x1300 [ 1200.702449] ? genl_rcv_msg+0x13e/0x170 [ 1200.706439] ? mutex_trylock+0x1e0/0x1e0 [ 1200.716482] ? __lock_acquire+0x6ee/0x49c0 [ 1200.721058] ? __local_bh_enable_ip+0x15a/0x270 [ 1200.725797] ? __dev_queue_xmit+0x892/0x2fe0 [ 1200.736303] mutex_lock_nested+0x16/0x20 [ 1200.740720] ? mutex_lock_nested+0x16/0x20 [ 1200.744970] genl_rcv_msg+0x13e/0x170 [ 1200.755024] netlink_rcv_skb+0x17d/0x460 [ 1200.759388] ? genl_family_rcv_msg+0xd30/0xd30 [ 1200.763981] ? netlink_ack+0xb30/0xb30 [ 1200.767899] genl_rcv+0x29/0x40 [ 1200.777322] netlink_unicast+0x537/0x720 [ 1200.781715] ? netlink_attachskb+0x770/0x770 [ 1200.786192] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1200.797768] netlink_sendmsg+0x8ae/0xd70 [ 1200.802247] ? netlink_unicast+0x720/0x720 [ 1200.806600] ? selinux_socket_sendmsg+0x36/0x40 [ 1200.817966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1200.823848] ? security_socket_sendmsg+0x8d/0xc0 [ 1200.834510] ? netlink_unicast+0x720/0x720 [ 1200.839083] sock_sendmsg+0xd7/0x130 [ 1200.842812] ___sys_sendmsg+0x803/0x920 [ 1200.846790] ? copy_msghdr_from_user+0x430/0x430 [ 1200.857528] ? lock_downgrade+0x880/0x880 [ 1200.863821] ? kasan_check_read+0x11/0x20 [ 1200.868039] ? __fget+0x367/0x540 [ 1200.877665] ? iterate_fd+0x360/0x360 [ 1200.881729] ? find_held_lock+0x35/0x130 [ 1200.885796] ? __fd_install+0x1bc/0x640 [ 1200.895649] ? __fget_light+0x1a9/0x230 [ 1200.899885] ? __fdget+0x1b/0x20 [ 1200.903261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1200.914687] __sys_sendmsg+0x105/0x1d0 [ 1200.918836] ? __ia32_sys_shutdown+0x80/0x80 [ 1200.923323] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1200.928099] ? do_syscall_64+0x26/0x620 [ 1200.938219] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1200.944819] ? do_syscall_64+0x26/0x620 [ 1200.954940] __x64_sys_sendmsg+0x78/0xb0 [ 1200.959308] do_syscall_64+0xfd/0x620 [ 1200.963121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1200.968311] RIP: 0033:0x413bf1 [ 1200.977619] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1201.002652] RSP: 002b:00007f21c700c9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1201.011687] RAX: ffffffffffffffda RBX: 00007f21c700ca58 RCX: 0000000000413bf1 [ 1201.023937] RDX: 0000000000000000 RSI: 00007f21c700ca00 RDI: 0000000000000005 [ 1201.032434] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1201.045726] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f21c700ca40 [ 1201.054205] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1201.066462] INFO: task syz-executor.2:16248 blocked for more than 140 seconds. [ 1201.075800] Not tainted 4.19.80 #0 [ 1201.084808] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1201.094030] syz-executor.2 D27912 16248 7581 0x00000004 [ 1201.106447] Call Trace: [ 1201.110260] __schedule+0x866/0x1dc0 [ 1201.113978] ? __mutex_lock+0x721/0x1300 [ 1201.118047] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1201.128013] ? kasan_check_read+0x11/0x20 [ 1201.133378] schedule+0x92/0x1c0 [ 1201.136754] schedule_preempt_disabled+0x13/0x20 [ 1201.146431] __mutex_lock+0x726/0x1300 [ 1201.151528] ? genl_rcv_msg+0x13e/0x170 [ 1201.155518] ? mutex_trylock+0x1e0/0x1e0 [ 1201.164502] ? __lock_acquire+0x6ee/0x49c0 [ 1201.169952] ? __local_bh_enable_ip+0x15a/0x270 [ 1201.174633] ? __dev_queue_xmit+0x892/0x2fe0 [ 1201.185164] mutex_lock_nested+0x16/0x20 [ 1201.190589] ? mutex_lock_nested+0x16/0x20 [ 1201.194831] genl_rcv_msg+0x13e/0x170 [ 1201.204370] netlink_rcv_skb+0x17d/0x460 [ 1201.209664] ? genl_family_rcv_msg+0xd30/0xd30 [ 1201.214261] ? netlink_ack+0xb30/0xb30 [ 1201.218163] genl_rcv+0x29/0x40 [ 1201.226401] netlink_unicast+0x537/0x720 [ 1201.231681] ? netlink_attachskb+0x770/0x770 [ 1201.236099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1201.247402] netlink_sendmsg+0x8ae/0xd70 [ 1201.253211] ? netlink_unicast+0x720/0x720 [ 1201.257462] ? selinux_socket_sendmsg+0x36/0x40 [ 1201.267070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1201.273859] ? security_socket_sendmsg+0x8d/0xc0 [ 1201.283651] ? netlink_unicast+0x720/0x720 [ 1201.287906] sock_sendmsg+0xd7/0x130 [ 1201.292963] ___sys_sendmsg+0x803/0x920 [ 1201.296977] ? copy_msghdr_from_user+0x430/0x430 [ 1201.306819] ? lock_downgrade+0x880/0x880 [ 1201.312295] ? kasan_check_read+0x11/0x20 [ 1201.316466] ? __fget+0x367/0x540 [ 1201.324887] ? iterate_fd+0x360/0x360 [ 1201.330718] ? find_held_lock+0x35/0x130 [ 1201.334798] ? __fd_install+0x1bc/0x640 [ 1201.343777] ? __fget_light+0x1a9/0x230 [ 1201.347771] ? __fdget+0x1b/0x20 [ 1201.352400] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1201.358128] __sys_sendmsg+0x105/0x1d0 [ 1201.367079] ? __ia32_sys_shutdown+0x80/0x80 [ 1201.372812] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1201.377578] ? do_syscall_64+0x26/0x620 [ 1201.386628] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1201.393227] ? do_syscall_64+0x26/0x620 [ 1201.397214] __x64_sys_sendmsg+0x78/0xb0 [ 1201.406428] do_syscall_64+0xfd/0x620 [ 1201.411484] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1201.416683] RIP: 0033:0x413bf1 [ 1201.427435] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1201.452748] RSP: 002b:00007f21c6feb9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1201.463968] RAX: ffffffffffffffda RBX: 00007f21c6feba58 RCX: 0000000000413bf1 [ 1201.476224] RDX: 0000000000000000 RSI: 00007f21c6feba00 RDI: 0000000000000005 [ 1201.484735] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1201.497006] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f21c6feba40 [ 1201.505628] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1201.518137] INFO: task syz-executor.0:16241 blocked for more than 140 seconds. [ 1201.526772] Not tainted 4.19.80 #0 [ 1201.535694] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1201.544866] syz-executor.0 D28664 16241 7583 0x00000004 [ 1201.555410] Call Trace: [ 1201.558017] __schedule+0x866/0x1dc0 [ 1201.562960] ? __mutex_lock+0x721/0x1300 [ 1201.567033] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1201.576982] ? kasan_check_read+0x11/0x20 [ 1201.583309] schedule+0x92/0x1c0 [ 1201.586691] schedule_preempt_disabled+0x13/0x20 [ 1201.597161] __mutex_lock+0x726/0x1300 [ 1201.602326] ? genl_rcv_msg+0x13e/0x170 [ 1201.606312] ? mutex_trylock+0x1e0/0x1e0 [ 1201.615533] ? __lock_acquire+0x6ee/0x49c0 [ 1201.621011] ? __local_bh_enable_ip+0x15a/0x270 [ 1201.625693] ? __dev_queue_xmit+0x892/0x2fe0 [ 1201.635130] mutex_lock_nested+0x16/0x20 [ 1201.640425] ? mutex_lock_nested+0x16/0x20 [ 1201.644663] genl_rcv_msg+0x13e/0x170 [ 1201.653380] netlink_rcv_skb+0x17d/0x460 [ 1201.657448] ? genl_family_rcv_msg+0xd30/0xd30 [ 1201.665114] ? netlink_ack+0xb30/0xb30 [ 1201.673917] genl_rcv+0x29/0x40 [ 1201.677208] netlink_unicast+0x537/0x720 [ 1201.682500] ? netlink_attachskb+0x770/0x770 [ 1201.686919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1201.697399] netlink_sendmsg+0x8ae/0xd70 [ 1201.702782] ? netlink_unicast+0x720/0x720 [ 1201.707030] ? selinux_socket_sendmsg+0x36/0x40 [ 1201.716705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1201.724270] ? security_socket_sendmsg+0x8d/0xc0 [ 1201.734065] ? netlink_unicast+0x720/0x720 [ 1201.741706] sock_sendmsg+0xd7/0x130 [ 1201.745868] ___sys_sendmsg+0x803/0x920 [ 1201.754889] ? copy_msghdr_from_user+0x430/0x430 [ 1201.760902] ? lock_downgrade+0x880/0x880 [ 1201.765078] ? kasan_check_read+0x11/0x20 [ 1201.774368] ? __fget+0x367/0x540 [ 1201.777864] ? iterate_fd+0x360/0x360 [ 1201.782982] ? find_held_lock+0x35/0x130 [ 1201.787050] ? __fd_install+0x1bc/0x640 [ 1201.795975] ? __fget_light+0x1a9/0x230 [ 1201.801179] ? __fdget+0x1b/0x20 [ 1201.804553] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1201.815073] __sys_sendmsg+0x105/0x1d0 [ 1201.820213] ? __ia32_sys_shutdown+0x80/0x80 [ 1201.824646] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1201.834618] ? do_syscall_64+0x26/0x620 [ 1201.839822] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1201.845188] ? do_syscall_64+0x26/0x620 [ 1201.854886] __x64_sys_sendmsg+0x78/0xb0 [ 1201.860195] do_syscall_64+0xfd/0x620 [ 1201.864016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1201.874142] RIP: 0033:0x413bf1 [ 1201.877445] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1201.908631] RSP: 002b:00007fcbfff3c9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1201.916388] RAX: ffffffffffffffda RBX: 00007fcbfff3ca58 RCX: 0000000000413bf1 [ 1201.932350] RDX: 0000000000000000 RSI: 00007fcbfff3ca00 RDI: 0000000000000005 [ 1201.941007] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1201.948290] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fcbfff3ca40 [ 1201.961887] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1201.971372] INFO: task syz-executor.0:16246 blocked for more than 140 seconds. [ 1201.983552] Not tainted 4.19.80 #0 [ 1201.987620] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1201.997797] syz-executor.0 D27912 16246 7583 0x00000004 [ 1202.007437] Call Trace: [ 1202.012168] __schedule+0x866/0x1dc0 [ 1202.015892] ? __mutex_lock+0x721/0x1300 [ 1202.024172] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1202.031369] ? kasan_check_read+0x11/0x20 [ 1202.035536] schedule+0x92/0x1c0 [ 1202.043146] schedule_preempt_disabled+0x13/0x20 [ 1202.047931] __mutex_lock+0x726/0x1300 [ 1202.054056] ? genl_rcv_msg+0x13e/0x170 [ 1202.058063] ? mutex_trylock+0x1e0/0x1e0 [ 1202.066157] ? __lock_acquire+0x6ee/0x49c0 [ 1202.072551] ? __local_bh_enable_ip+0x15a/0x270 [ 1202.077233] ? __dev_queue_xmit+0x892/0x2fe0 [ 1202.085658] mutex_lock_nested+0x16/0x20 [ 1202.091873] ? mutex_lock_nested+0x16/0x20 [ 1202.096113] genl_rcv_msg+0x13e/0x170 [ 1202.103893] netlink_rcv_skb+0x17d/0x460 [ 1202.108063] ? genl_family_rcv_msg+0xd30/0xd30 [ 1202.115704] ? netlink_ack+0xb30/0xb30 [ 1202.123628] genl_rcv+0x29/0x40 [ 1202.126927] netlink_unicast+0x537/0x720 [ 1202.133189] ? netlink_attachskb+0x770/0x770 [ 1202.137609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1202.151031] netlink_sendmsg+0x8ae/0xd70 [ 1202.155119] ? netlink_unicast+0x720/0x720 [ 1202.162446] ? selinux_socket_sendmsg+0x36/0x40 [ 1202.167125] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1202.175908] ? security_socket_sendmsg+0x8d/0xc0 [ 1202.183752] ? netlink_unicast+0x720/0x720 [ 1202.188017] sock_sendmsg+0xd7/0x130 [ 1202.194847] ___sys_sendmsg+0x803/0x920 [ 1202.201933] ? copy_msghdr_from_user+0x430/0x430 [ 1202.206766] ? lock_downgrade+0x880/0x880 [ 1202.214005] ? kasan_check_read+0x11/0x20 [ 1202.218168] ? __fget+0x367/0x540 [ 1202.225645] ? iterate_fd+0x360/0x360 [ 1202.232517] ? find_held_lock+0x35/0x130 [ 1202.236597] ? __fd_install+0x1bc/0x640 [ 1202.244445] ? __fget_light+0x1a9/0x230 [ 1202.251540] ? __fdget+0x1b/0x20 [ 1202.254917] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1202.263773] __sys_sendmsg+0x105/0x1d0 [ 1202.267680] ? __ia32_sys_shutdown+0x80/0x80 [ 1202.275191] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1202.282992] ? do_syscall_64+0x26/0x620 [ 1202.286983] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1202.295433] ? do_syscall_64+0x26/0x620 [ 1202.302759] __x64_sys_sendmsg+0x78/0xb0 [ 1202.306832] do_syscall_64+0xfd/0x620 [ 1202.313824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1202.322183] RIP: 0033:0x413bf1 [ 1202.325472] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1202.350390] RSP: 002b:00007fcbfff1b9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1202.358116] RAX: ffffffffffffffda RBX: 00007fcbfff1ba58 RCX: 0000000000413bf1 [ 1202.372197] RDX: 0000000000000000 RSI: 00007fcbfff1ba00 RDI: 0000000000000005 [ 1202.381819] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1202.393157] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fcbfff1ba40 [ 1202.402577] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1202.413936] INFO: task syz-executor.4:16242 blocked for more than 140 seconds. [ 1202.423401] Not tainted 4.19.80 #0 [ 1202.427459] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1202.441349] syz-executor.4 D28664 16242 7584 0x00000004 [ 1202.447001] Call Trace: [ 1202.451779] __schedule+0x866/0x1dc0 [ 1202.455526] ? __mutex_lock+0x721/0x1300 [ 1202.463678] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1202.471083] ? kasan_check_read+0x11/0x20 [ 1202.475241] schedule+0x92/0x1c0 [ 1202.482773] schedule_preempt_disabled+0x13/0x20 [ 1202.487538] __mutex_lock+0x726/0x1300 [ 1202.493662] ? genl_rcv_msg+0x13e/0x170 [ 1202.497997] ? mutex_trylock+0x1e0/0x1e0 [ 1202.506899] ? __lock_acquire+0x6ee/0x49c0 [ 1202.513306] ? __local_bh_enable_ip+0x15a/0x270 [ 1202.517987] ? __dev_queue_xmit+0x892/0x2fe0 [ 1202.526512] mutex_lock_nested+0x16/0x20 [ 1202.532906] ? mutex_lock_nested+0x16/0x20 [ 1202.537146] genl_rcv_msg+0x13e/0x170 [ 1202.546127] netlink_rcv_skb+0x17d/0x460 [ 1202.552393] ? genl_family_rcv_msg+0xd30/0xd30 [ 1202.556992] ? netlink_ack+0xb30/0xb30 [ 1202.564920] genl_rcv+0x29/0x40 [ 1202.568214] netlink_unicast+0x537/0x720 [ 1202.574495] ? netlink_attachskb+0x770/0x770 [ 1202.582992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1202.590740] netlink_sendmsg+0x8ae/0xd70 [ 1202.594818] ? netlink_unicast+0x720/0x720 [ 1202.603228] ? selinux_socket_sendmsg+0x36/0x40 [ 1202.607905] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1202.615649] ? security_socket_sendmsg+0x8d/0xc0 [ 1202.625339] ? netlink_unicast+0x720/0x720 [ 1202.632538] sock_sendmsg+0xd7/0x130 [ 1202.636264] ___sys_sendmsg+0x803/0x920 [ 1202.644360] ? copy_msghdr_from_user+0x430/0x430 [ 1202.651310] ? lock_downgrade+0x880/0x880 [ 1202.655469] ? kasan_check_read+0x11/0x20 [ 1202.663639] ? __fget+0x367/0x540 [ 1202.667206] ? iterate_fd+0x360/0x360 [ 1202.673208] ? find_held_lock+0x35/0x130 [ 1202.677276] ? __fd_install+0x1bc/0x640 [ 1202.685291] ? __fget_light+0x1a9/0x230 [ 1202.691699] ? __fdget+0x1b/0x20 [ 1202.695077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1202.704757] __sys_sendmsg+0x105/0x1d0 [ 1202.710913] ? __ia32_sys_shutdown+0x80/0x80 [ 1202.715348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1202.724125] ? do_syscall_64+0x26/0x620 [ 1202.728108] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1202.737060] ? do_syscall_64+0x26/0x620 [ 1202.745041] __x64_sys_sendmsg+0x78/0xb0 [ 1202.751287] do_syscall_64+0xfd/0x620 [ 1202.755105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1202.765396] RIP: 0033:0x413bf1 [ 1202.770872] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1202.795915] RSP: 002b:00007fd4918a99c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1202.804129] RAX: ffffffffffffffda RBX: 00007fd4918a9a58 RCX: 0000000000413bf1 [ 1202.817928] RDX: 0000000000000000 RSI: 00007fd4918a9a00 RDI: 0000000000000005 [ 1202.825490] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1202.838719] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fd4918a9a40 [ 1202.846702] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1202.860050] INFO: task syz-executor.4:16247 blocked for more than 140 seconds. [ 1202.867419] Not tainted 4.19.80 #0 [ 1202.875665] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1202.885924] syz-executor.4 D27912 16247 7584 0x00000004 [ 1202.896436] Call Trace: [ 1202.901284] __schedule+0x866/0x1dc0 [ 1202.905032] ? __mutex_lock+0x721/0x1300 [ 1202.913834] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1202.921172] ? kasan_check_read+0x11/0x20 [ 1202.925512] schedule+0x92/0x1c0 [ 1202.932930] schedule_preempt_disabled+0x13/0x20 [ 1202.937716] __mutex_lock+0x726/0x1300 [ 1202.946003] ? genl_rcv_msg+0x13e/0x170 [ 1202.954316] ? mutex_trylock+0x1e0/0x1e0 [ 1202.960587] ? __lock_acquire+0x6ee/0x49c0 [ 1202.964837] ? __local_bh_enable_ip+0x15a/0x270 [ 1202.973547] ? __dev_queue_xmit+0x892/0x2fe0 [ 1202.977990] mutex_lock_nested+0x16/0x20 [ 1202.984240] ? mutex_lock_nested+0x16/0x20 [ 1202.992581] genl_rcv_msg+0x13e/0x170 [ 1202.996415] netlink_rcv_skb+0x17d/0x460 [ 1203.002647] ? genl_family_rcv_msg+0xd30/0xd30 [ 1203.007246] ? netlink_ack+0xb30/0xb30 [ 1203.015267] genl_rcv+0x29/0x40 [ 1203.021578] netlink_unicast+0x537/0x720 [ 1203.025654] ? netlink_attachskb+0x770/0x770 [ 1203.034190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.042075] netlink_sendmsg+0x8ae/0xd70 [ 1203.046152] ? netlink_unicast+0x720/0x720 [ 1203.054422] ? selinux_socket_sendmsg+0x36/0x40 [ 1203.061317] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.066865] ? security_socket_sendmsg+0x8d/0xc0 [ 1203.075680] ? netlink_unicast+0x720/0x720 [ 1203.082087] sock_sendmsg+0xd7/0x130 [ 1203.085813] ___sys_sendmsg+0x803/0x920 [ 1203.093800] ? copy_msghdr_from_user+0x430/0x430 [ 1203.100724] ? lock_downgrade+0x880/0x880 [ 1203.104883] ? kasan_check_read+0x11/0x20 [ 1203.113044] ? __fget+0x367/0x540 [ 1203.116518] ? iterate_fd+0x360/0x360 [ 1203.122557] ? find_held_lock+0x35/0x130 [ 1203.126625] ? __fd_install+0x1bc/0x640 [ 1203.134920] ? __fget_light+0x1a9/0x230 [ 1203.142269] ? __fdget+0x1b/0x20 [ 1203.145670] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1203.156035] __sys_sendmsg+0x105/0x1d0 [ 1203.162103] ? __ia32_sys_shutdown+0x80/0x80 [ 1203.166708] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1203.175596] ? do_syscall_64+0x26/0x620 [ 1203.183574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1203.192947] ? do_syscall_64+0x26/0x620 [ 1203.196957] __x64_sys_sendmsg+0x78/0xb0 [ 1203.203336] do_syscall_64+0xfd/0x620 [ 1203.207170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1203.216445] RIP: 0033:0x413bf1 [ 1203.221807] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1203.246954] RSP: 002b:00007fd4918889c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1203.254962] RAX: ffffffffffffffda RBX: 00007fd491888a58 RCX: 0000000000413bf1 [ 1203.269126] RDX: 0000000000000000 RSI: 00007fd491888a00 RDI: 0000000000000005 [ 1203.276417] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1203.290270] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fd491888a40 [ 1203.297643] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1203.310731] INFO: task syz-executor.3:16243 blocked for more than 140 seconds. [ 1203.318123] Not tainted 4.19.80 #0 [ 1203.325149] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1203.336048] syz-executor.3 D28664 16243 7588 0x00000004 [ 1203.344861] Call Trace: [ 1203.347473] __schedule+0x866/0x1dc0 [ 1203.354148] ? __mutex_lock+0x721/0x1300 [ 1203.358224] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1203.366201] ? kasan_check_read+0x11/0x20 [ 1203.373285] schedule+0x92/0x1c0 [ 1203.376692] schedule_preempt_disabled+0x13/0x20 [ 1203.384406] __mutex_lock+0x726/0x1300 [ 1203.388306] ? genl_rcv_msg+0x13e/0x170 [ 1203.395243] ? mutex_trylock+0x1e0/0x1e0 [ 1203.402225] ? __lock_acquire+0x6ee/0x49c0 [ 1203.406476] ? __local_bh_enable_ip+0x15a/0x270 [ 1203.414093] ? __dev_queue_xmit+0x892/0x2fe0 [ 1203.422261] mutex_lock_nested+0x16/0x20 [ 1203.426337] ? mutex_lock_nested+0x16/0x20 [ 1203.433623] genl_rcv_msg+0x13e/0x170 [ 1203.437437] netlink_rcv_skb+0x17d/0x460 [ 1203.444455] ? genl_family_rcv_msg+0xd30/0xd30 [ 1203.452208] ? netlink_ack+0xb30/0xb30 [ 1203.456122] genl_rcv+0x29/0x40 [ 1203.462617] netlink_unicast+0x537/0x720 [ 1203.466784] ? netlink_attachskb+0x770/0x770 [ 1203.474155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.482699] netlink_sendmsg+0x8ae/0xd70 [ 1203.486785] ? netlink_unicast+0x720/0x720 [ 1203.493973] ? selinux_socket_sendmsg+0x36/0x40 [ 1203.501993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.507555] ? security_socket_sendmsg+0x8d/0xc0 [ 1203.515270] ? netlink_unicast+0x720/0x720 [ 1203.522499] sock_sendmsg+0xd7/0x130 [ 1203.526229] ___sys_sendmsg+0x803/0x920 [ 1203.533159] ? copy_msghdr_from_user+0x430/0x430 [ 1203.537939] ? lock_downgrade+0x880/0x880 [ 1203.545037] ? kasan_check_read+0x11/0x20 [ 1203.553120] ? __fget+0x367/0x540 [ 1203.556593] ? iterate_fd+0x360/0x360 [ 1203.563578] ? find_held_lock+0x35/0x130 [ 1203.567651] ? __fd_install+0x1bc/0x640 [ 1203.574578] ? __fget_light+0x1a9/0x230 [ 1203.581531] ? __fdget+0x1b/0x20 [ 1203.584909] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1203.593581] __sys_sendmsg+0x105/0x1d0 [ 1203.597499] ? __ia32_sys_shutdown+0x80/0x80 [ 1203.604887] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1203.612584] ? do_syscall_64+0x26/0x620 [ 1203.616570] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1203.624907] ? do_syscall_64+0x26/0x620 [ 1203.632337] __x64_sys_sendmsg+0x78/0xb0 [ 1203.636408] do_syscall_64+0xfd/0x620 [ 1203.643152] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1203.651256] RIP: 0033:0x413bf1 [ 1203.654462] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1203.681429] RSP: 002b:00007f1c83f729c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1203.692149] RAX: ffffffffffffffda RBX: 00007f1c83f72a58 RCX: 0000000000413bf1 [ 1203.702384] RDX: 0000000000000000 RSI: 00007f1c83f72a00 RDI: 0000000000000005 [ 1203.712830] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1203.723056] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f1c83f72a40 [ 1203.733246] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1203.743492] INFO: task syz-executor.3:16249 blocked for more than 140 seconds. [ 1203.753789] Not tainted 4.19.80 #0 [ 1203.757855] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1203.771943] syz-executor.3 D27912 16249 7588 0x00000004 [ 1203.777620] Call Trace: [ 1203.782286] __schedule+0x866/0x1dc0 [ 1203.786017] ? __mutex_lock+0x721/0x1300 [ 1203.793973] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1203.801004] ? kasan_check_read+0x11/0x20 [ 1203.805166] schedule+0x92/0x1c0 [ 1203.813206] schedule_preempt_disabled+0x13/0x20 [ 1203.817981] __mutex_lock+0x726/0x1300 [ 1203.824255] ? genl_rcv_msg+0x13e/0x170 [ 1203.828250] ? mutex_trylock+0x1e0/0x1e0 [ 1203.836186] ? __lock_acquire+0x6ee/0x49c0 [ 1203.842433] ? __local_bh_enable_ip+0x15a/0x270 [ 1203.847115] ? __dev_queue_xmit+0x892/0x2fe0 [ 1203.855404] mutex_lock_nested+0x16/0x20 [ 1203.861481] ? mutex_lock_nested+0x16/0x20 [ 1203.865745] genl_rcv_msg+0x13e/0x170 [ 1203.873416] netlink_rcv_skb+0x17d/0x460 [ 1203.877666] ? genl_family_rcv_msg+0xd30/0xd30 [ 1203.884260] ? netlink_ack+0xb30/0xb30 [ 1203.888170] genl_rcv+0x29/0x40 [ 1203.895367] netlink_unicast+0x537/0x720 [ 1203.901605] ? netlink_attachskb+0x770/0x770 [ 1203.906034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.915444] netlink_sendmsg+0x8ae/0xd70 [ 1203.921523] ? netlink_unicast+0x720/0x720 [ 1203.925771] ? selinux_socket_sendmsg+0x36/0x40 [ 1203.934619] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1203.943128] ? security_socket_sendmsg+0x8d/0xc0 [ 1203.947909] ? netlink_unicast+0x720/0x720 [ 1203.956155] sock_sendmsg+0xd7/0x130 [ 1203.961915] ___sys_sendmsg+0x803/0x920 [ 1203.965903] ? copy_msghdr_from_user+0x430/0x430 [ 1203.974543] ? lock_downgrade+0x880/0x880 [ 1203.982537] ? kasan_check_read+0x11/0x20 [ 1203.986706] ? __fget+0x367/0x540 [ 1203.994305] ? iterate_fd+0x360/0x360 [ 1203.998123] ? find_held_lock+0x35/0x130 [ 1204.004192] ? __fd_install+0x1bc/0x640 [ 1204.008183] ? __fget_light+0x1a9/0x230 [ 1204.016026] ? __fdget+0x1b/0x20 [ 1204.021391] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1204.026941] __sys_sendmsg+0x105/0x1d0 [ 1204.034699] ? __ia32_sys_shutdown+0x80/0x80 [ 1204.041138] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1204.045905] ? do_syscall_64+0x26/0x620 [ 1204.053734] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.061301] ? do_syscall_64+0x26/0x620 [ 1204.065294] __x64_sys_sendmsg+0x78/0xb0 [ 1204.074048] do_syscall_64+0xfd/0x620 [ 1204.077883] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.085080] RIP: 0033:0x413bf1 [ 1204.088279] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1204.116869] RSP: 002b:00007f1c83f519c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1204.125256] RAX: ffffffffffffffda RBX: 00007f1c83f51a58 RCX: 0000000000413bf1 [ 1204.138451] RDX: 0000000000000000 RSI: 00007f1c83f51a00 RDI: 0000000000000005 [ 1204.145735] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1204.158967] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f1c83f51a40 [ 1204.166250] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1204.179542] INFO: task syz-executor.1:16245 blocked for more than 140 seconds. [ 1204.186999] Not tainted 4.19.80 #0 [ 1204.195055] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1204.205968] syz-executor.1 D28200 16245 7578 0x00000004 [ 1204.215849] Call Trace: [ 1204.222429] __schedule+0x866/0x1dc0 [ 1204.227805] ? __mutex_lock+0x721/0x1300 [ 1204.235916] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1204.243091] ? kasan_check_read+0x11/0x20 [ 1204.247250] schedule+0x92/0x1c0 [ 1204.254632] schedule_preempt_disabled+0x13/0x20 [ 1204.261648] __mutex_lock+0x726/0x1300 [ 1204.265546] ? genl_rcv_msg+0x13e/0x170 [ 1204.273563] ? mutex_trylock+0x1e0/0x1e0 [ 1204.277636] ? __lock_acquire+0x6ee/0x49c0 [ 1204.284029] ? __local_bh_enable_ip+0x15a/0x270 [ 1204.292694] ? __dev_queue_xmit+0x892/0x2fe0 [ 1204.297131] mutex_lock_nested+0x16/0x20 [ 1204.304274] ? mutex_lock_nested+0x16/0x20 [ 1204.312538] genl_rcv_msg+0x13e/0x170 [ 1204.316354] netlink_rcv_skb+0x17d/0x460 [ 1204.322797] ? genl_family_rcv_msg+0xd30/0xd30 [ 1204.327395] ? netlink_ack+0xb30/0xb30 [ 1204.336219] genl_rcv+0x29/0x40 [ 1204.341648] netlink_unicast+0x537/0x720 [ 1204.345725] ? netlink_attachskb+0x770/0x770 [ 1204.354174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1204.361863] netlink_sendmsg+0x8ae/0xd70 [ 1204.365939] ? netlink_unicast+0x720/0x720 [ 1204.374180] ? selinux_socket_sendmsg+0x36/0x40 [ 1204.381332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1204.386881] ? security_socket_sendmsg+0x8d/0xc0 [ 1204.395739] ? netlink_unicast+0x720/0x720 [ 1204.402127] sock_sendmsg+0xd7/0x130 [ 1204.405853] ___sys_sendmsg+0x803/0x920 [ 1204.413835] ? copy_msghdr_from_user+0x430/0x430 [ 1204.420734] ? lock_downgrade+0x880/0x880 [ 1204.424889] ? kasan_check_read+0x11/0x20 [ 1204.434137] ? __fget+0x367/0x540 [ 1204.437639] ? iterate_fd+0x360/0x360 [ 1204.443613] ? find_held_lock+0x35/0x130 [ 1204.447691] ? __fd_install+0x1bc/0x640 [ 1204.455782] ? __fget_light+0x1a9/0x230 [ 1204.463684] ? __fdget+0x1b/0x20 [ 1204.467058] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1204.476618] __sys_sendmsg+0x105/0x1d0 [ 1204.482654] ? __ia32_sys_shutdown+0x80/0x80 [ 1204.487084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1204.495840] ? do_syscall_64+0x26/0x620 [ 1204.501945] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.507314] ? do_syscall_64+0x26/0x620 [ 1204.515298] __x64_sys_sendmsg+0x78/0xb0 [ 1204.521500] do_syscall_64+0xfd/0x620 [ 1204.525311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.534507] RIP: 0033:0x413bf1 [ 1204.537721] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1204.563689] RSP: 002b:00007f1c268239c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1204.571957] RAX: ffffffffffffffda RBX: 00007f1c26823a58 RCX: 0000000000413bf1 [ 1204.585078] RDX: 0000000000000000 RSI: 00007f1c26823a00 RDI: 0000000000000005 [ 1204.593536] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1204.606671] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f1c26823a40 [ 1204.614233] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1204.627412] INFO: task syz-executor.1:16250 blocked for more than 140 seconds. [ 1204.635036] Not tainted 4.19.80 #0 [ 1204.645110] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1204.653318] syz-executor.1 D27912 16250 7578 0x00000004 [ 1204.664861] Call Trace: [ 1204.667474] __schedule+0x866/0x1dc0 [ 1204.671478] ? __mutex_lock+0x721/0x1300 [ 1204.675548] ? pci_mmcfg_check_reserved+0x170/0x170 [ 1204.686414] ? kasan_check_read+0x11/0x20 [ 1204.690841] schedule+0x92/0x1c0 [ 1204.694213] schedule_preempt_disabled+0x13/0x20 [ 1204.705760] __mutex_lock+0x726/0x1300 [ 1204.709924] ? genl_rcv_msg+0x13e/0x170 [ 1204.713911] ? mutex_trylock+0x1e0/0x1e0 [ 1204.717976] ? __lock_acquire+0x6ee/0x49c0 [ 1204.728719] ? __local_bh_enable_ip+0x15a/0x270 [ 1204.733429] ? __dev_queue_xmit+0x892/0x2fe0 [ 1204.737856] mutex_lock_nested+0x16/0x20 [ 1204.747671] ? mutex_lock_nested+0x16/0x20 [ 1204.752166] genl_rcv_msg+0x13e/0x170 [ 1204.756387] netlink_rcv_skb+0x17d/0x460 [ 1204.766227] ? genl_family_rcv_msg+0xd30/0xd30 [ 1204.771011] ? netlink_ack+0xb30/0xb30 [ 1204.774915] genl_rcv+0x29/0x40 [ 1204.778202] netlink_unicast+0x537/0x720 [ 1204.788240] ? netlink_attachskb+0x770/0x770 [ 1204.792826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1204.804083] netlink_sendmsg+0x8ae/0xd70 [ 1204.808170] ? netlink_unicast+0x720/0x720 [ 1204.812593] ? selinux_socket_sendmsg+0x36/0x40 [ 1204.817267] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1204.828526] ? security_socket_sendmsg+0x8d/0xc0 [ 1204.833307] ? netlink_unicast+0x720/0x720 [ 1204.837551] sock_sendmsg+0xd7/0x130 [ 1204.845882] ___sys_sendmsg+0x803/0x920 [ 1204.850966] ? copy_msghdr_from_user+0x430/0x430 [ 1204.855739] ? lock_downgrade+0x880/0x880 [ 1204.865555] ? kasan_check_read+0x11/0x20 [ 1204.870783] ? __fget+0x367/0x540 [ 1204.874249] ? iterate_fd+0x360/0x360 [ 1204.878051] ? find_held_lock+0x35/0x130 [ 1204.886833] ? __fd_install+0x1bc/0x640 [ 1204.891894] ? __fget_light+0x1a9/0x230 [ 1204.895900] ? __fdget+0x1b/0x20 [ 1204.904159] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1204.910853] __sys_sendmsg+0x105/0x1d0 [ 1204.914755] ? __ia32_sys_shutdown+0x80/0x80 [ 1204.923984] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1204.929889] ? do_syscall_64+0x26/0x620 [ 1204.933878] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.944034] ? do_syscall_64+0x26/0x620 [ 1204.948038] __x64_sys_sendmsg+0x78/0xb0 [ 1204.953341] do_syscall_64+0xfd/0x620 [ 1204.957223] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1204.967436] RIP: 0033:0x413bf1 [ 1204.971726] Code: f8 ff 89 c3 66 41 89 84 24 c8 00 00 00 75 86 66 2e 0f 1f 84 00 00 00 00 00 ba 29 f8 ff ff eb 95 66 0f 1f 84 00 00 00 00 00 e8 73 ff ff 8b 18 ba 00 04 00 00 48 89 e6 48 89 c5 89 df e8 c7 c8 [ 1204.997434] RSP: 002b:00007f1c268029c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 1205.005479] RAX: ffffffffffffffda RBX: 00007f1c26802a58 RCX: 0000000000413bf1 [ 1205.020541] RDX: 0000000000000000 RSI: 00007f1c26802a00 RDI: 0000000000000005 [ 1205.027871] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 1205.041182] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f1c26802a40 [ 1205.051580] R13: 00000000004d17d0 R14: 00000000004e0b68 R15: 00000000ffffffff [ 1205.062082] [ 1205.062082] Showing all locks held in the system: [ 1205.071761] 1 lock held by khungtaskd/1037: [ 1205.076082] #0: 00000000e9a21afc (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 1205.088037] 1 lock held by rsyslogd/7407: [ 1205.095290] #0: 000000005acf9339 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 1205.113906] 2 locks held by getty/7528: [ 1205.117920] #0: 00000000f5eab39e (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.127339] #1: 00000000680b2935 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.142352] 2 locks held by getty/7529: [ 1205.146333] #0: 0000000018e00c44 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.155891] #1: 00000000d5ba5fc4 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.170751] 2 locks held by getty/7530: [ 1205.174732] #0: 00000000b7e4e697 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.186137] #1: 00000000463d786e (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.198180] 2 locks held by getty/7531: [ 1205.205468] #0: 00000000df4bfb51 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.216855] #1: 000000005f29c11c (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.231651] 2 locks held by getty/7532: [ 1205.235631] #0: 000000005830013c (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.246097] #1: 0000000042010bc4 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.263713] 2 locks held by getty/7533: [ 1205.267699] #0: 00000000791eb19d (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.282094] #1: 0000000045e59e9c (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.293370] 2 locks held by getty/7534: [ 1205.297354] #0: 000000000074955c (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1205.311654] #1: 00000000802323e8 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 [ 1205.322815] 3 locks held by syz-executor.5/16234: [ 1205.327661] 2 locks held by syz-executor.2/16233: [ 1205.336529] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.346723] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.360694] 2 locks held by syz-executor.2/16248: [ 1205.365549] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.375877] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.386752] 2 locks held by syz-executor.0/16241: [ 1205.395467] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.405599] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.416553] 2 locks held by syz-executor.0/16246: [ 1205.424611] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.434747] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.446111] 2 locks held by syz-executor.4/16242: [ 1205.454656] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.464682] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.477191] 2 locks held by syz-executor.4/16247: [ 1205.485063] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.495164] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.506167] 2 locks held by syz-executor.3/16243: [ 1205.514180] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.525097] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.535933] 2 locks held by syz-executor.3/16249: [ 1205.543844] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.554202] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.565034] 2 locks held by syz-executor.1/16245: [ 1205.572950] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.583338] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.594376] 2 locks held by syz-executor.1/16250: [ 1205.602329] #0: 00000000094314ab (cb_lock){++++}, at: genl_rcv+0x1a/0x40 [ 1205.612391] #1: 000000002e0a2608 (genl_mutex){+.+.}, at: genl_rcv_msg+0x13e/0x170 [ 1205.623196] [ 1205.624823] ============================================= [ 1205.624823] [ 1205.634998] NMI backtrace for cpu 0 [ 1205.638738] CPU: 0 PID: 1037 Comm: khungtaskd Not tainted 4.19.80 #0 [ 1205.645226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1205.654574] Call Trace: [ 1205.657201] dump_stack+0x172/0x1f0 [ 1205.660836] nmi_cpu_backtrace.cold+0x63/0xa4 [ 1205.665379] ? lapic_can_unplug_cpu.cold+0x47/0x47 [ 1205.670310] nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 [ 1205.675596] arch_trigger_cpumask_backtrace+0x14/0x20 [ 1205.680788] watchdog+0x9df/0xee0 [ 1205.684294] kthread+0x354/0x420 [ 1205.687662] ? reset_hung_task_detector+0x30/0x30 [ 1205.692506] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 1205.698062] ret_from_fork+0x24/0x30 [ 1205.702031] Sending NMI from CPU 0 to CPUs 1: [ 1205.707871] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.131 msecs [ 1205.708563] NMI backtrace for cpu 1 [ 1205.708569] CPU: 1 PID: 16234 Comm: syz-executor.5 Not tainted 4.19.80 #0 [ 1205.708576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1205.708581] RIP: 0010:rcu_dynticks_curr_cpu_in_eqs+0x17/0xb0 [ 1205.708593] Code: c7 c7 40 46 72 88 e8 e8 59 48 00 eb b6 66 0f 1f 44 00 00 55 48 89 e5 41 54 53 48 c7 c3 80 39 02 00 48 83 ec 08 e8 b9 0c cb 01 <48> ba 00 00 00 00 00 fc ff df 89 c0 48 8d 3c c5 e0 be 4d 88 48 89 [ 1205.708597] RSP: 0018:ffff888094a0ed10 EFLAGS: 00000282 [ 1205.708605] RAX: 0000000000000001 RBX: 0000000000023980 RCX: ffffffff83240dea [ 1205.708611] RDX: 0000000000000000 RSI: ffffffff83240df8 RDI: 0000000000000005 [ 1205.708617] RBP: ffff888094a0ed28 R08: ffff88808217c640 R09: 0000000000000003 [ 1205.708622] R10: ffffed1015d24732 R11: ffff8880ae923993 R12: 0000000000000000 [ 1205.708628] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 [ 1205.708634] FS: 00007f183f41f700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 1205.708638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1205.708644] CR2: 0000000001e2c218 CR3: 000000009f932000 CR4: 00000000001406e0 [ 1205.708650] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1205.708655] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1205.708658] Call Trace: [ 1205.708662] rcu_is_watching+0x10/0x30 [ 1205.708666] tipc_sk_lookup+0x6c4/0xbc0 [ 1205.708669] ? validate_nla+0x32f/0x810 [ 1205.708673] ? __tipc_nl_add_sk+0x400/0x400 [ 1205.708678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1205.708682] ? nla_parse+0x1fc/0x2f0 [ 1205.708686] tipc_nl_publ_dump+0x1fb/0xd63 [ 1205.708690] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1205.708694] ? lockdep_hardirqs_on+0x415/0x5d0 [ 1205.708699] ? trace_hardirqs_on_caller+0x6a/0x220 [ 1205.708702] ? tipc_nl_sk_dump+0x30/0x30 [ 1205.708706] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1205.708711] ? __tipc_nl_compat_dumpit.isra.0+0x242/0x950 [ 1205.708715] ? __tipc_nl_compat_dumpit.isra.0+0x51c/0x950 [ 1205.708720] __tipc_nl_compat_dumpit.isra.0+0x21a/0x950 [ 1205.708724] ? kasan_unpoison_shadow+0x35/0x50 [ 1205.708728] ? kasan_kmalloc+0xce/0xf0 [ 1205.708732] ? __tipc_add_link_prop.isra.0+0x210/0x210 [ 1205.708737] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1205.708741] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1205.708745] ? __nla_put+0x37/0x40 [ 1205.708748] ? nla_put+0x116/0x150 [ 1205.708753] tipc_nl_compat_sk_dump+0x6c2/0x950 [ 1205.708757] ? __tipc_nl_compat_dumpit.isra.0+0x950/0x950 [ 1205.708761] ? retint_kernel+0x2d/0x2d [ 1205.708765] ? tipc_nl_sk_dump+0x30/0x30 [ 1205.708769] ? tipc_tlv_sprintf+0x300/0x300 [ 1205.708773] ? validate_nla+0x7c/0x810 [ 1205.708776] ? validate_nla+0x8a/0x810 [ 1205.708781] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 1205.708785] __tipc_nl_compat_dumpit.isra.0+0x320/0x950 [ 1205.708789] ? __tipc_add_link_prop.isra.0+0x210/0x210 [ 1205.708794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1205.708798] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1205.708801] ? skb_put+0x183/0x1e0 [ 1205.708805] tipc_nl_compat_dumpit+0x24c/0x510 [ 1205.708809] tipc_nl_compat_recv+0x5a6/0xaf0 [ 1205.708813] ? tipc_nl_compat_doit+0x5e0/0x5e0 [ 1205.708817] ? __lock_is_held+0xb6/0x140 [ 1205.708821] ? tipc_dump_start+0x90/0x90 [ 1205.708825] ? __tipc_nl_compat_dumpit.isra.0+0x950/0x950 [ 1205.708829] ? genl_rcv_msg+0x13e/0x170 [ 1205.708833] genl_family_rcv_msg+0x6db/0xd30 [ 1205.708837] ? genl_unregister_family+0x790/0x790 [ 1205.708841] ? __local_bh_enable_ip+0x15a/0x270 [ 1205.708846] ? __dev_queue_xmit+0x892/0x2fe0 [ 1205.708849] genl_rcv_msg+0xca/0x170 [ 1205.708853] netlink_rcv_skb+0x17d/0x460 [ 1205.708857] ? genl_family_rcv_msg+0xd30/0xd30 [ 1205.708861] ? netlink_ack+0xb30/0xb30 [ 1205.708864] genl_rcv+0x29/0x40 [ 1205.708868] netlink_unicast+0x537/0x720 [ 1205.708872] ? netlink_attachskb+0x770/0x770 [ 1205.708877] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1205.708880] netlink_sendmsg+0x8ae/0xd70 [ 1205.708884] ? netlink_unicast+0x720/0x720 [ 1205.708889] ? selinux_socket_sendmsg+0x36/0x40 [ 1205.708893] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1205.708897] ? security_socket_sendmsg+0x8d/0xc0 [ 1205.708901] ? netlink_unicast+0x720/0x720 [ 1205.708905] sock_sendmsg+0xd7/0x130 [ 1205.708908] ___sys_sendmsg+0x803/0x920 [ 1205.708913] ? copy_msghdr_from_user+0x430/0x430 [ 1205.708916] ? lock_downgrade+0x880/0x880 [ 1205.708920] ? kasan_check_read+0x11/0x20 [ 1205.708924] ? __fget+0x367/0x540 [ 1205.708927] ? iterate_fd+0x360/0x360 [ 1205.708931] ? lock_downgrade+0x880/0x880 [ 1205.708935] ? __fget_light+0x1a9/0x230 [ 1205.708938] ? __fdget+0x1b/0x20 [ 1205.708943] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1205.708946] __sys_sendmsg+0x105/0x1d0 [ 1205.708950] ? __ia32_sys_shutdown+0x80/0x80 [ 1205.708954] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1205.708958] ? do_syscall_64+0x26/0x620 [ 1205.708963] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1205.708966] ? do_syscall_64+0x26/0x620 [ 1205.708970] __x64_sys_sendmsg+0x78/0xb0 [ 1205.708974] do_syscall_64+0xfd/0x620 [ 1205.708978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1205.708982] RIP: 0033:0x459f39 [ 1205.708993] 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 [ 1205.708997] RSP: 002b:00007f183f41ec78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1205.709006] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459f39 [ 1205.709012] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000004 [ 1205.709018] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 1205.709023] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f183f41f6d4 [ 1205.709028] R13: 00000000004cf980 R14: 00000000004de090 R15: 00000000ffffffff [ 1205.717670] Kernel panic - not syncing: hung_task: blocked tasks [ 1206.269685] CPU: 0 PID: 1037 Comm: khungtaskd Not tainted 4.19.80 #0 [ 1206.276183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1206.285620] Call Trace: [ 1206.288213] dump_stack+0x172/0x1f0 [ 1206.291934] panic+0x26a/0x50e [ 1206.295130] ? __warn_printk+0xf3/0xf3 [ 1206.299016] ? lapic_can_unplug_cpu.cold+0x47/0x47 [ 1206.303949] ? ___preempt_schedule+0x16/0x18 [ 1206.308358] ? nmi_trigger_cpumask_backtrace+0x165/0x1f8 [ 1206.313808] ? nmi_trigger_cpumask_backtrace+0x1c1/0x1f8 [ 1206.319262] ? nmi_trigger_cpumask_backtrace+0x1cb/0x1f8 [ 1206.324718] ? nmi_trigger_cpumask_backtrace+0x165/0x1f8 [ 1206.330173] watchdog+0x9f0/0xee0 [ 1206.333647] kthread+0x354/0x420 [ 1206.337028] ? reset_hung_task_detector+0x30/0x30 [ 1206.341869] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 1206.347408] ret_from_fork+0x24/0x30 [ 1206.352722] Kernel Offset: disabled [ 1206.356464] Rebooting in 86400 seconds..