[ 43.495433][ T25] audit: type=1800 audit(1575442270.264:25): pid=7980 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.526461][ T25] audit: type=1800 audit(1575442270.264:26): pid=7980 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.566262][ T25] audit: type=1800 audit(1575442270.264:27): pid=7980 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.587999][ T25] audit: type=1800 audit(1575442270.274:28): pid=7980 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 '10.128.0.151' (ECDSA) to the list of known hosts. 2019/12/04 06:51:21 fuzzer started 2019/12/04 06:51:22 dialing manager at 10.128.0.26:42111 2019/12/04 06:51:22 syscalls: 2689 2019/12/04 06:51:22 code coverage: enabled 2019/12/04 06:51:22 comparison tracing: enabled 2019/12/04 06:51:22 extra coverage: extra coverage is not supported by the kernel 2019/12/04 06:51:22 setuid sandbox: enabled 2019/12/04 06:51:22 namespace sandbox: enabled 2019/12/04 06:51:22 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 06:51:22 fault injection: enabled 2019/12/04 06:51:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 06:51:22 net packet injection: enabled 2019/12/04 06:51:22 net device setup: enabled 2019/12/04 06:51:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 06:51:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:51:23 executing program 0: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0xb, &(0x7f0000000240), &(0x7f000095dffc)=0x4) 06:51:24 executing program 1: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) poll(0x0, 0x0, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) poll(0x0, 0x0, 0x0) ioctl$FICLONERANGE(r0, 0x4020940d, &(0x7f0000000000)={r1, 0x0, 0x2}) syzkaller login: [ 57.431506][ T8142] IPVS: ftp: loaded support on port[0] = 21 [ 57.463213][ T8144] IPVS: ftp: loaded support on port[0] = 21 06:51:24 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000300)=0x4, 0x4) [ 57.570821][ T8144] chnl_net:caif_netlink_parms(): no params data found [ 57.690942][ T8144] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.706885][ T8144] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.715749][ T8144] device bridge_slave_0 entered promiscuous mode [ 57.733506][ T8144] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.740653][ T8144] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.748822][ T8144] device bridge_slave_1 entered promiscuous mode [ 57.767971][ T8142] chnl_net:caif_netlink_parms(): no params data found [ 57.777177][ T8148] IPVS: ftp: loaded support on port[0] = 21 06:51:24 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, @ip6gretap={{0x10, 0x1, 'ip6gretap\x00'}, {0x14, 0x2, [@gre_common_policy=[@IFLA_GRE_ENCAP_TYPE={0x8, 0xe, 0x2}, @IFLA_GRE_LINK={0x8, 0x1, r4}]]}}}]}, 0x48}}, 0x0) [ 57.818623][ T8144] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.857416][ T8144] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.868069][ T8142] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.877171][ T8142] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.885674][ T8142] device bridge_slave_0 entered promiscuous mode [ 57.911796][ T8142] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.923584][ T8142] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.931494][ T8142] device bridge_slave_1 entered promiscuous mode [ 57.969984][ T8144] team0: Port device team_slave_0 added [ 58.005134][ T8144] team0: Port device team_slave_1 added [ 58.015821][ T8142] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.072031][ T8142] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.116820][ T8151] IPVS: ftp: loaded support on port[0] = 21 06:51:24 executing program 4: pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) write$P9_RVERSION(r1, &(0x7f00000005c0)=ANY=[@ANYBLOB="1500000065ffff0180000008003950323030302e75438b1e4e7617e62979104b3a17fdacf53470239cc1fba0868eea160fc105127053c73235dda7a657334bb4f88f31a48f8af2309d72cbfe77a4a1ae66f6eecdb9862b3e1315605a2e6b7f7e98e51878ad4170cf03b07dae106ab3dafb9868973b2759adb67e86a72f54a9a8abb7dc53b843a27982ec378700896cbd18f9c78cab52915ebbef1b45a59ffda487ac445edadc937c618cdd7152a8702c542ba17ea3acee6839b57e5b0b3154567cea42927e2c2d5fef750256e504d9c6d890a4b8a2a346"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000000)={0x18}, 0x18) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x14c}, 0x26f) mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='9p\x00', 0x0, &(0x7f00000002c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@nodevmap='nodevmap'}]}}) [ 58.164769][ T8144] device hsr_slave_0 entered promiscuous mode [ 58.202819][ T8144] device hsr_slave_1 entered promiscuous mode [ 58.271960][ T8142] team0: Port device team_slave_0 added [ 58.295049][ T8142] team0: Port device team_slave_1 added [ 58.302635][ T8148] chnl_net:caif_netlink_parms(): no params data found 06:51:25 executing program 5: r0 = openat$md(0xffffffffffffff9c, &(0x7f0000000080)='/dev/md0\x00', 0x0, 0x0) clone(0x80004000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) ioctl$BLKPG(r0, 0x40140921, &(0x7f0000000000)={0x0, 0x1, 0x0, 0x0}) [ 58.371889][ T8144] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.443073][ T8153] IPVS: ftp: loaded support on port[0] = 21 [ 58.478342][ T8142] device hsr_slave_0 entered promiscuous mode [ 58.552998][ T8142] device hsr_slave_1 entered promiscuous mode [ 58.592487][ T8142] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.601954][ T8144] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.657352][ T8144] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.739689][ T8155] IPVS: ftp: loaded support on port[0] = 21 [ 58.765333][ T8144] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.853100][ T8148] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.860236][ T8148] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.869507][ T8148] device bridge_slave_0 entered promiscuous mode [ 58.880013][ T8148] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.887149][ T8148] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.894817][ T8148] device bridge_slave_1 entered promiscuous mode [ 58.949028][ T8148] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.969964][ T8142] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.025258][ T8142] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.085113][ T8148] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.110947][ T8142] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.167556][ T8142] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.263892][ T8148] team0: Port device team_slave_0 added [ 59.271806][ T8148] team0: Port device team_slave_1 added [ 59.353263][ T8153] chnl_net:caif_netlink_parms(): no params data found [ 59.394275][ T8148] device hsr_slave_0 entered promiscuous mode [ 59.452804][ T8148] device hsr_slave_1 entered promiscuous mode [ 59.502497][ T8148] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.516135][ T8151] chnl_net:caif_netlink_parms(): no params data found [ 59.551022][ T8155] chnl_net:caif_netlink_parms(): no params data found [ 59.598801][ T8153] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.607562][ T8153] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.615491][ T8153] device bridge_slave_0 entered promiscuous mode [ 59.623285][ T8153] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.630316][ T8153] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.638298][ T8153] device bridge_slave_1 entered promiscuous mode [ 59.655646][ T8155] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.662854][ T8155] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.670515][ T8155] device bridge_slave_0 entered promiscuous mode [ 59.681657][ T8155] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.688885][ T8155] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.697507][ T8155] device bridge_slave_1 entered promiscuous mode [ 59.704658][ T8148] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.784757][ T8155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.794004][ T8148] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.846004][ T8148] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.901614][ T8151] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.909584][ T8151] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.917423][ T8151] device bridge_slave_0 entered promiscuous mode [ 59.930960][ T8153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.941425][ T8155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.960571][ T8142] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.967963][ T8148] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.004414][ T8151] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.011479][ T8151] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.019394][ T8151] device bridge_slave_1 entered promiscuous mode [ 60.027689][ T8153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.053361][ T8153] team0: Port device team_slave_0 added [ 60.065553][ T8144] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.084580][ T8155] team0: Port device team_slave_0 added [ 60.094309][ T8153] team0: Port device team_slave_1 added [ 60.106174][ T8155] team0: Port device team_slave_1 added [ 60.121537][ T8151] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.132962][ T8151] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.149688][ T8144] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.161643][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.169925][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.177894][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.185840][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.195432][ T8142] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.215589][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.224931][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.233865][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.241225][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.249865][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.267615][ T8151] team0: Port device team_slave_0 added [ 60.275930][ T8151] team0: Port device team_slave_1 added [ 60.334174][ T8153] device hsr_slave_0 entered promiscuous mode [ 60.373072][ T8153] device hsr_slave_1 entered promiscuous mode [ 60.422602][ T8153] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.449642][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.458223][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.468584][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.475671][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.484164][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.492823][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.501053][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.508127][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.515880][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.525432][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.593997][ T8155] device hsr_slave_0 entered promiscuous mode [ 60.632858][ T8155] device hsr_slave_1 entered promiscuous mode [ 60.672504][ T8155] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.687091][ T8153] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.744570][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.753722][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.763850][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.772048][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.780870][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.789208][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.796307][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.804514][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.813331][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.822184][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.850723][ T8142] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.861732][ T8142] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.876989][ T8153] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.954501][ T8153] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.021906][ T8148] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.029286][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.038073][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.046421][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.055619][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.063882][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.072863][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.081094][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.089568][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.098200][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.106398][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.114775][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.122958][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.131020][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.139460][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.195609][ T8151] device hsr_slave_0 entered promiscuous mode [ 61.232758][ T8151] device hsr_slave_1 entered promiscuous mode [ 61.282414][ T8151] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.302553][ T8153] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.344466][ T8144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.360307][ T8148] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.367916][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.376188][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.384744][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.392350][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.408170][ T8155] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.478938][ T8155] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.514282][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.523175][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.531463][ T8160] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.538570][ T8160] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.546743][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.555418][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.563878][ T8160] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.570908][ T8160] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.578942][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.593702][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.602173][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.609662][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.617857][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.626912][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.634713][ T8160] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.649138][ T8155] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.704349][ T8155] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.746218][ T8142] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.786926][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.796686][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.805659][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.814213][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.824029][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.832187][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.840526][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.848761][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.857308][ T8151] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.904152][ T8151] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.966718][ T8144] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.981675][ T8148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.990041][ T8156] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.999356][ T8151] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.062709][ T8151] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.144628][ T8155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.164247][ T8153] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.192286][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 167.199268][ C1] (detected by 1, t=10502 jiffies, g=6529, q=252) [ 167.205753][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953871-4294943368), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 167.219095][ C1] kworker/1:1 R running task 27144 43 2 0x80004008 [ 167.226995][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 167.232956][ C1] Call Trace: [ 167.236230][ C1] [ 167.239073][ C1] sched_show_task+0x40f/0x560 [ 167.243831][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 167.249199][ C1] update_process_times+0x12d/0x180 [ 167.254388][ C1] tick_sched_timer+0x263/0x420 [ 167.259226][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.264756][ C1] __hrtimer_run_queues+0x403/0x840 [ 167.269958][ C1] hrtimer_interrupt+0x38c/0xda0 [ 167.274900][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.280177][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 167.285708][ C1] apic_timer_interrupt+0xf/0x20 [ 167.290628][ C1] [ 167.293555][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 167.299607][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 [ 167.319194][ C1] RSP: 0018:ffffc90000e678b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.327609][ C1] RAX: 1ffffd400046ce9f RBX: 0000000000000000 RCX: ffff8880a9976440 [ 167.335591][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023674c0 [ 167.343558][ C1] RBP: ffffc90000e678d8 R08: dffffc0000000000 R09: fffffbfff120248a [ 167.351525][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 167.359489][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a8a2ba28 [ 167.367475][ C1] ? mod_memcg_page_state+0x123/0x190 [ 167.372834][ C1] free_thread_stack+0x168/0x590 [ 167.377767][ C1] put_task_stack+0xa3/0x130 [ 167.382345][ C1] finish_task_switch+0x3f1/0x550 [ 167.387371][ C1] __schedule+0x9a8/0xcc0 [ 167.391695][ C1] ? debug_smp_processor_id+0x9/0x20 [ 167.396989][ C1] schedule+0x181/0x210 [ 167.401132][ C1] schedule_preempt_disabled+0x13/0x20 [ 167.406598][ C1] mutex_optimistic_spin+0x445/0x480 [ 167.411887][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 167.417075][ C1] ? rtnl_lock+0x17/0x20 [ 167.421330][ C1] ? trace_event_raw_event_lock+0x1a0/0x1a0 [ 167.427218][ C1] mutex_lock_nested+0x1b/0x30 [ 167.431969][ C1] rtnl_lock+0x17/0x20 [ 167.436028][ C1] addrconf_dad_work+0x69/0x1c30 [ 167.440975][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 167.446685][ C1] process_one_work+0x7ef/0x10d0 [ 167.451637][ C1] worker_thread+0xc01/0x1630 [ 167.456321][ C1] kthread+0x332/0x350 [ 167.460376][ C1] ? rcu_lock_release+0x30/0x30 [ 167.465215][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.469792][ C1] ret_from_fork+0x24/0x30 [ 167.474217][ C1] rcu: rcu_preempt kthread starved for 10530 jiffies! g6529 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.485485][ C1] rcu: RCU grace-period kthread stack dump: [ 167.491360][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.499333][ C1] Call Trace: [ 167.502616][ C1] __schedule+0x9a0/0xcc0 [ 167.506942][ C1] schedule+0x181/0x210 [ 167.511085][ C1] schedule_timeout+0x14f/0x240 [ 167.515922][ C1] ? run_local_timers+0x120/0x120 [ 167.520950][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.525707][ C1] kthread+0x332/0x350 [ 167.529761][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.534856][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.539435][ C1] ret_from_fork+0x24/0x30