[ 45.489626][ T23] audit: type=1800 audit(1575464120.275:25): pid=8133 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 45.508963][ T23] audit: type=1800 audit(1575464120.275:26): pid=8133 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.529984][ T23] audit: type=1800 audit(1575464120.275:27): pid=8133 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.530005][ T23] audit: type=1800 audit(1575464120.275:28): pid=8133 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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 '10.128.1.45' (ECDSA) to the list of known hosts. 2019/12/04 12:55:30 fuzzer started 2019/12/04 12:55:32 dialing manager at 10.128.0.26:36481 2019/12/04 12:55:32 syscalls: 2691 2019/12/04 12:55:32 code coverage: enabled 2019/12/04 12:55:32 comparison tracing: enabled 2019/12/04 12:55:32 extra coverage: extra coverage is not supported by the kernel 2019/12/04 12:55:32 setuid sandbox: enabled 2019/12/04 12:55:32 namespace sandbox: enabled 2019/12/04 12:55:32 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 12:55:32 fault injection: enabled 2019/12/04 12:55:32 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 12:55:32 net packet injection: enabled 2019/12/04 12:55:32 net device setup: enabled 2019/12/04 12:55:32 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 12:55:32 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:55:33 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00003dd000)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246) 12:55:33 executing program 1: r0 = socket$inet_smc(0x2b, 0x1, 0x0) listen(r0, 0x0) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x3, &(0x7f0000000040)=@gcm_128={{}, "57923370753369ee", "907abce7f1329ba0cf2eb7fda527e682", "1ef2ad66", "172c643d7e29056c"}, 0x28) syzkaller login: [ 58.616801][ T8298] IPVS: ftp: loaded support on port[0] = 21 12:55:33 executing program 2: setsockopt$IP_VS_SO_SET_EDIT(0xffffffffffffffff, 0x0, 0x60, &(0x7f0000000080)={0x0, @rand_addr, 0x0, 0x0, 'sh\x00\x00\x00\x00\x00P\x00\x01*h\xe1\x8d\x00'}, 0xffffffffffffff14) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000140)={0x0, {0x2, 0x0, @remote}, {0x2, 0x0, @multicast2}, {0x2, 0x0, @multicast2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x898fd13755b449c, &(0x7f0000000100)=[{&(0x7f0000000040)="800000003804000019000300e60100006c000000000000010000000001000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0xff66, 0x400}], 0x5, 0x0) [ 58.827690][ T8298] chnl_net:caif_netlink_parms(): no params data found [ 58.893022][ T8303] IPVS: ftp: loaded support on port[0] = 21 [ 58.926520][ T8304] IPVS: ftp: loaded support on port[0] = 21 [ 58.943121][ T8298] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.967313][ T8298] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.975147][ T8298] device bridge_slave_0 entered promiscuous mode [ 58.984227][ T8298] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.992169][ T8298] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.000136][ T8298] device bridge_slave_1 entered promiscuous mode [ 59.053479][ T8298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.067905][ T8298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 12:55:33 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=@newsa={0xf0, 0x10, 0x713, 0x0, 0x0, {{@in=@multicast2, @in, 0x0, 0x0, 0x0, 0x0, 0x2}, {@in6=@ipv4={[0xfffffff0], [], @broadcast}, 0x0, 0x32}, @in6=@ipv4, {}, {}, {}, 0x0, 0x0, 0xa}}, 0xf0}}, 0x0) [ 59.145038][ T8298] team0: Port device team_slave_0 added [ 59.166089][ T8298] team0: Port device team_slave_1 added [ 59.226993][ T8304] chnl_net:caif_netlink_parms(): no params data found [ 59.295185][ T8303] chnl_net:caif_netlink_parms(): no params data found [ 59.369496][ T8298] device hsr_slave_0 entered promiscuous mode 12:55:34 executing program 4: r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f00006dbffc)=0x1, 0x4) bind$inet(r0, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) recvmsg(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000004c0)=""/102400, 0x19000}, 0x0) [ 59.416843][ T8298] device hsr_slave_1 entered promiscuous mode [ 59.532336][ T8308] IPVS: ftp: loaded support on port[0] = 21 [ 59.599867][ T8304] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.608792][ T8304] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.618721][ T8304] device bridge_slave_0 entered promiscuous mode 12:55:34 executing program 5: r0 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x12, 0x0, &(0x7f00000000c0)) [ 59.650009][ T8304] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.667518][ T8304] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.675787][ T8304] device bridge_slave_1 entered promiscuous mode [ 59.692367][ T8298] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.739616][ T8298] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.832949][ T8298] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.891731][ T8304] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.905654][ T8303] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.913160][ T8303] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.921024][ T8303] device bridge_slave_0 entered promiscuous mode [ 59.928868][ T8298] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.982998][ T8304] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.000013][ T8303] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.008450][ T8303] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.016625][ T8303] device bridge_slave_1 entered promiscuous mode [ 60.043086][ T8313] IPVS: ftp: loaded support on port[0] = 21 [ 60.052300][ T8311] IPVS: ftp: loaded support on port[0] = 21 [ 60.055608][ T8304] team0: Port device team_slave_0 added [ 60.088939][ T8303] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.100287][ T8303] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.118983][ T8304] team0: Port device team_slave_1 added [ 60.208421][ T8304] device hsr_slave_0 entered promiscuous mode [ 60.236910][ T8304] device hsr_slave_1 entered promiscuous mode [ 60.286663][ T8304] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.331696][ T8303] team0: Port device team_slave_0 added [ 60.373707][ T8303] team0: Port device team_slave_1 added [ 60.386248][ T8304] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.430523][ T8304] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.523838][ T8308] chnl_net:caif_netlink_parms(): no params data found [ 60.538687][ T8304] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.582011][ T8304] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.699448][ T8303] device hsr_slave_0 entered promiscuous mode [ 60.736783][ T8303] device hsr_slave_1 entered promiscuous mode [ 60.786576][ T8303] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.811503][ T8313] chnl_net:caif_netlink_parms(): no params data found [ 60.857422][ T8308] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.864509][ T8308] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.872778][ T8308] device bridge_slave_0 entered promiscuous mode [ 60.904279][ T8308] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.915371][ T8308] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.925337][ T8308] device bridge_slave_1 entered promiscuous mode [ 60.952418][ T8303] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.009226][ T8303] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.068341][ T8303] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.122785][ T8303] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.189647][ T8313] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.197454][ T8313] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.205041][ T8313] device bridge_slave_0 entered promiscuous mode [ 61.213161][ T8313] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.220540][ T8313] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.228842][ T8313] device bridge_slave_1 entered promiscuous mode [ 61.261923][ T8311] chnl_net:caif_netlink_parms(): no params data found [ 61.286097][ T8308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.300161][ T8308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.330664][ T8313] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.348133][ T8308] team0: Port device team_slave_0 added [ 61.355942][ T8308] team0: Port device team_slave_1 added [ 61.369313][ T8313] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.420588][ T8308] device hsr_slave_0 entered promiscuous mode [ 61.466848][ T8308] device hsr_slave_1 entered promiscuous mode [ 61.516492][ T8308] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.531262][ T8298] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.558738][ T8313] team0: Port device team_slave_0 added [ 61.565952][ T8313] team0: Port device team_slave_1 added [ 61.581284][ T8298] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.594206][ T8311] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.601516][ T8311] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.609421][ T8311] device bridge_slave_0 entered promiscuous mode [ 61.619121][ T8311] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.626168][ T8311] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.634553][ T8311] device bridge_slave_1 entered promiscuous mode [ 61.655701][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.664065][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.671857][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.680311][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.689101][ T3122] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.696270][ T3122] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.704529][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.713373][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.721818][ T3122] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.728958][ T3122] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.737216][ T3122] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.749731][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.758642][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.839227][ T8313] device hsr_slave_0 entered promiscuous mode [ 61.877728][ T8313] device hsr_slave_1 entered promiscuous mode [ 61.919393][ T8313] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.935955][ T8315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.944872][ T8315] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.954205][ T8315] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.970972][ T8311] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.983164][ T8303] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.998544][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.011258][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.031293][ T8311] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.053410][ T8308] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.109170][ T8308] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.150893][ T8308] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.211649][ T8304] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.234249][ T8311] team0: Port device team_slave_0 added [ 62.244723][ T8308] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.301812][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.310286][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.319428][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.327416][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.335220][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.343459][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.354548][ T8304] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.369767][ T8303] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.378980][ T8311] team0: Port device team_slave_1 added [ 62.384771][ T8313] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.428914][ T8313] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.490940][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.500049][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.508861][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.518107][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.526555][ T8314] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.533600][ T8314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.541625][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.564741][ T8313] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.591255][ T8298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.608311][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.617497][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.625914][ T8314] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.633031][ T8314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.640875][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.649885][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.658341][ T8314] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.665376][ T8314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.673060][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.682118][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.690932][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.699294][ T8314] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.706391][ T8314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.713980][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.723283][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.732332][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.740991][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.749785][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.758530][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.766687][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.831952][ T8311] device hsr_slave_0 entered promiscuous mode [ 62.887691][ T8311] device hsr_slave_1 entered promiscuous mode [ 62.926928][ T8311] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.949703][ T8313] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 63.023587][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.032112][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.043184][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.052962][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.061624][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.070438][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.079199][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.087448][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.095599][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.103339][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.110929][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.151330][ T8303] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.163132][ T8303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.173286][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.182060][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.190238][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.198628][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.207075][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.215219][ T8314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.228593][ T8298] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.237612][ T8311] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 63.288243][ T8311] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 63.341563][ T8304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.353525][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.361244][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.369344][ T8311] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 63.421304][ T8311] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 63.500193][ T8303] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.514499][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.523283][ T50] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.537958][ T8304] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.597577][ T8313] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.684998][ T8308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 168.676338][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 168.683363][ C1] (detected by 1, t=10502 jiffies, g=6601, q=124) [ 168.689855][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294954001-4294943498), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 168.703197][ C1] blkid R running task 28200 8322 8269 0x8000400a [ 168.711189][ C1] Call Trace: [ 168.714505][ C1] [ 168.717362][ C1] sched_show_task+0x40f/0x560 [ 168.722142][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 168.727426][ C1] update_process_times+0x12d/0x180 [ 168.732631][ C1] tick_sched_timer+0x263/0x420 [ 168.737474][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.743017][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.748218][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.753158][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.758476][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.764011][ C1] apic_timer_interrupt+0xf/0x20 [ 168.768932][ C1] [ 168.771865][ C1] RIP: 0010:__memcg_kmem_uncharge+0x139/0x1a0 [ 168.777922][ C1] Code: 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d 44 89 e1 80 e1 07 80 c1 03 38 c1 7c 96 4c 89 e7 e8 41 fd fa ff [ 168.797519][ C1] RSP: 0018:ffffc900022279e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 168.805918][ C1] RAX: 0000000000000001 RBX: ffffea00024ed7c0 RCX: 0000000000000000 [ 168.813879][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00024ed7c0 [ 168.821839][ C1] RBP: ffffc90002227a28 R08: 000000000003a728 R09: ffffed1015088ea7 [ 168.829818][ C1] R10: ffffed1015088ea7 R11: 0000000000000000 R12: ffff8880a83e9c20 [ 168.837780][ C1] R13: dffffc0000000000 R14: 1ffff1101507d384 R15: ffff8880a8447528 [ 168.845769][ C1] ? free_thread_stack+0x12e/0x590 [ 168.850875][ C1] put_task_stack+0xa3/0x130 [ 168.855463][ C1] finish_task_switch+0x3f1/0x550 [ 168.860485][ C1] __schedule+0x9a8/0xcc0 [ 168.864813][ C1] ? ___preempt_schedule+0x16/0x18 [ 168.869915][ C1] preempt_schedule+0xdb/0x120 [ 168.874673][ C1] ___preempt_schedule+0x16/0x18 [ 168.879604][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 168.885244][ C1] __wake_up_sync_key+0xe2/0x150 [ 168.890177][ C1] pipe_release+0x17b/0x330 [ 168.894669][ C1] ? fifo_open+0xc70/0xc70 [ 168.899075][ C1] __fput+0x2e4/0x740 [ 168.903050][ C1] ____fput+0x15/0x20 [ 168.907024][ C1] task_work_run+0x17e/0x1b0 [ 168.911608][ C1] do_exit+0x5c4/0x2020 [ 168.915758][ C1] ? check_preemption_disabled+0xb4/0x260 [ 168.921482][ C1] do_group_exit+0x15c/0x2b0 [ 168.926070][ C1] __do_sys_exit_group+0x17/0x20 [ 168.930997][ C1] __se_sys_exit_group+0x14/0x20 [ 168.935945][ C1] __x64_sys_exit_group+0x3b/0x40 [ 168.940971][ C1] do_syscall_64+0xf7/0x1c0 [ 168.945481][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.951363][ C1] RIP: 0033:0x7f7c6a9001e8 [ 168.955780][ C1] Code: Bad RIP value. [ 168.959836][ C1] RSP: 002b:00007ffcb549ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 168.968250][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7c6a9001e8 [ 168.976215][ C1] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 168.984175][ C1] RBP: 00007f7c6abd5840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 168.992134][ C1] R10: 00007f7c6abdb740 R11: 0000000000000246 R12: 00007f7c6abd5840 [ 169.000095][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 169.008079][ C1] rcu: rcu_preempt kthread starved for 10535 jiffies! g6601 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 169.019159][ C1] rcu: RCU grace-period kthread stack dump: [ 169.025037][ C1] rcu_preempt R running task 28536 10 2 0x80004000 [ 169.032928][ C1] Call Trace: [ 169.036214][ C1] __schedule+0x9a0/0xcc0 [ 169.040568][ C1] schedule+0x181/0x210 [ 169.044717][ C1] schedule_timeout+0x14f/0x240 [ 169.049556][ C1] ? run_local_timers+0x120/0x120 [ 169.054588][ C1] rcu_gp_kthread+0xed8/0x1770 [ 169.059352][ C1] kthread+0x332/0x350 [ 169.063407][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 169.068511][ C1] ? kthread_blkcg+0xe0/0xe0 [ 169.073094][ C1] ret_from_fork+0x24/0x30