[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.573224][ T25] audit: type=1800 audit(1575348024.169:25): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.592569][ T25] audit: type=1800 audit(1575348024.169:26): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.625157][ T25] audit: type=1800 audit(1575348024.169:27): pid=8178 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.18' (ECDSA) to the list of known hosts. 2019/12/03 04:40:34 fuzzer started 2019/12/03 04:40:36 dialing manager at 10.128.0.26:38907 2019/12/03 04:40:36 syscalls: 2697 2019/12/03 04:40:36 code coverage: enabled 2019/12/03 04:40:36 comparison tracing: enabled 2019/12/03 04:40:36 extra coverage: extra coverage is not supported by the kernel 2019/12/03 04:40:36 setuid sandbox: enabled 2019/12/03 04:40:36 namespace sandbox: enabled 2019/12/03 04:40:36 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 04:40:36 fault injection: enabled 2019/12/03 04:40:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 04:40:36 net packet injection: enabled 2019/12/03 04:40:36 net device setup: enabled 2019/12/03 04:40:36 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 04:40:36 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:40:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=@ipv6_getroute={0x34, 0x1a, 0x1, 0x0, 0x0, {0x2}, [@RTA_UID={0x8, 0x19, 0xee01}, @RTA_IIF={0x6}, @RTA_OIF={0x8}]}, 0x34}}, 0x0) 04:40:37 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x79, 0x10, 0x9c}, [@ldst={0x7}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xb579, &(0x7f000000cf3d)=""/195}, 0x48) syzkaller login: [ 58.143828][ T8342] IPVS: ftp: loaded support on port[0] = 21 [ 58.266774][ T8344] IPVS: ftp: loaded support on port[0] = 21 04:40:37 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x20310, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ppoll(0x0, 0x0, &(0x7f0000000040), 0x0, 0x0) ioctl$BLKPG(0xffffffffffffffff, 0x1269, 0x0) r0 = inotify_init1(0x0) fcntl$getownex(r0, 0x10, 0x0) getpid() dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) r1 = socket$rds(0x15, 0x5, 0x0) bind$rds(r1, &(0x7f0000000040)={0x2, 0x0, @remote}, 0x10) sendmsg$rds(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x2, 0x8, @remote}, 0x10, &(0x7f0000000300)}, 0x0) [ 58.372242][ T8342] chnl_net:caif_netlink_parms(): no params data found [ 58.488094][ T8342] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.505177][ T8342] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.525131][ T8342] device bridge_slave_0 entered promiscuous mode [ 58.536363][ T8342] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.543445][ T8342] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.553008][ T8342] device bridge_slave_1 entered promiscuous mode [ 58.591405][ T8348] IPVS: ftp: loaded support on port[0] = 21 [ 58.611045][ T8344] chnl_net:caif_netlink_parms(): no params data found [ 58.629018][ T8342] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 04:40:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x1, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000041c0)=[{{0x0, 0x0, 0x0}, 0xfffffffc}], 0x1, 0x0, 0x0) writev(r0, &(0x7f00000023c0), 0x1000000000000252) [ 58.661653][ T8342] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.743203][ T8342] team0: Port device team_slave_0 added [ 58.751734][ T8344] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.759919][ T8344] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.768484][ T8344] device bridge_slave_0 entered promiscuous mode [ 58.781316][ T8342] team0: Port device team_slave_1 added [ 58.793108][ T8344] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.801445][ T8344] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.809947][ T8344] device bridge_slave_1 entered promiscuous mode 04:40:38 executing program 4: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={0xffffffffffffffff, 0x0, &(0x7f0000000140)="40c74adc77a4e27d876f441d952bf111375896d876c4ed0f2e703cd5f8b64ff3cd946b507d0419c09fc1fe6c"}, 0xa) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000400)='/dev/net/tun\x00', 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000280)={'nr0\x01\x00', 0x4009}) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$TUNSETVNETHDRSZ(r0, 0x400454d8, &(0x7f00000002c0)=0xa7) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f00000018c0)='nr0\x01\x00`\xa1\x9e\xf9\xd2\xc6s\xd9\xa1W\x1c\xb9\xe16\x9b\xcda\xef~Iy:\xe1\x87\x12\xec\xeb\x1d\xaav\x94\x97\x80\v\x7f\xbb\xd3[\x17\f\x10u\x1d9\xae\xb6`\xd8c\xe4\x9b\x8cO;=\xadH\x90+[-l\xfd\n\xbd7,c\xbc\xf5\xd7\a\xf3\xfdM.\x8dD<\x88\xbc\x0eV7\xdd\x82\xfc45\xbe\xd4\xde]i<\x9ax\x1c\x86>\x05\xd8\xa6\xf8h\x9a[\xe2\x92\x16\x06\x1f?\xf5?\x8bk9fx\xe7\xba\x15^\xf9\x15-~C\xb1\xec\xcb#1\xeb\x8e\xb1\xedU\x86\xdc\xf8\xb3\xb0\xb9\x996\x1aD\xff,\"\xc2\xab\xbe\xf4-\xd2N\xab\xe6r3F\xa6\xe4l\x04\x99\xa2\x14B\xd8\xd0\r\xcbW\xf0\x13\xffu\x95\xed\xd0\xff\ai0\xde6u\xd3A\x17\xa4N\xb0\xe4\xf82\x93m\xa4NW\xe4:>6\xbdH\xd2\xa8[\xf4\xfdJ\x80N\x83CZ\xf5\xe2\x87\xd4\xe2s7\xb4\xad\xa1\x1b&!\x98\x86\"R\x06\x00\x00\x00\x00\x00\x00\x00\x95\xfe7q\xe9\xf4,\xa3\x0f\xb2\x1e\x12\xf0\xa3\xd8\xbc-\x85EJ\xf9\xfc\xc0#-\x8f\xd9\tD\x8b\x01\xf4lY=1\xea\x1c\x92de\xe3ZA\x99\a\x9c<\xa4\x11(\xb1|\xb0\x1f\xbf[R+\xe0\xfd\x02\x02*\xda7\xfe\xcc\x0e\xb6\xc8\xc8\x83\x18\x83\xb8Z\x11\x06\xf2\xf8g\x02\rR\x9f\x17\xa3P\xf2\r\xd3\xbfQ\xa9\x8c\xfd\xa7\f.68\xa4\x83\xfd?\x87\x94\v\xb4x\xb0|L\x11\x03\x94\xc0\t=\x17\x95P\x89\xf2\xca\x97\xbb\xfeu\x12L\x9b\x85\x96\xe0\b\xbf\n\x02\x8bS\x9c\xecyl\xec\x9b\xf5\x85\xeb\x80\xfe>\r&\x014\x01\xf4\xb7\x83\x9a\xfa*\xa6\x06\xb7Pk7N\xc2\xd9\xee\xd0\xb0M\x00\xab\xc3\t\fc\xd8dx\xd5\x1dU*s)\x12[\x14\xb1\xc0\xd7\x1a\xa0\x16\xa2z\x9e\x93 \xddeF>29\v\x02\xa2b\x13R\xef\xffA,\xb9.$\xfa\x9f\xde[\x80\xd1=\xce\x1b\xeb\xf6\xf4\xe3z\x1f\x9dz\xa3\xc0\xe2\xa2\xb1\xeeq\xf5\xec0\x8e\xf4\xfb\xd9\x87\xf03\xdb\xae|\x10&V5c\xa6\xce\xcd\x8a\xdf\xe1\x89\"\xea\xde\xe7\xa3\xbe\xe7\xff\xf9 \x11\xfdY\xc6\xa1\xe8\xda\v\\?\xcb\x87\bn\x9b\x01\x1f\xf8\xe8\x1eV\xfaC\xdf\xc3Vv\x9b\x1a\xfc\x14.c\x94\xc9=\xb0\x0f!d\b\x18*@m\x7f\xaal\x17G\xd6?\x81\x16P\x03\x10e\xc3\xcd\xb1B\xeb\x01B\\\x91A\xa1\x8an\xb4#\xadr\x1e\x81v\xa2\x0e6x\xca\x8b\xa6\xd8\x81\x10:\x0e(\xdd\xfc\xc9\xc6\xb4\xf0\'f:\xbd\xfe\x11\xf8\xc8W\x81s^\xd9W\xf1\x94\xaf\xc5\x8a\xb4f\x1b\x17E\xb23\x12\xb0\xeb\xef\x8c\xb24h\xd7}\x7f\x92Hgej\x957\xe2A') perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$cgroup_subtree(r0, &(0x7f00000000c0)={[{0x0, 'c\x86\xdd', 0x7}]}, 0x20ad) [ 58.919695][ T8342] device hsr_slave_0 entered promiscuous mode [ 58.988077][ T8342] device hsr_slave_1 entered promiscuous mode [ 59.059624][ T8344] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.127649][ T8344] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.139888][ T8352] IPVS: ftp: loaded support on port[0] = 21 [ 59.198650][ T8348] chnl_net:caif_netlink_parms(): no params data found [ 59.213862][ T8344] team0: Port device team_slave_0 added [ 59.222586][ T8354] IPVS: ftp: loaded support on port[0] = 21 [ 59.233676][ T8342] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:40:38 executing program 5: syz_mount_image$ext4(&(0x7f0000000040)='ext3\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000180)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872843afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000080)={[{@test_dummy_encryption='test_dummy_encryption'}]}) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) [ 59.300399][ T8342] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.338735][ T8344] team0: Port device team_slave_1 added [ 59.355169][ T8342] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.399411][ T8342] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.518672][ T8356] IPVS: ftp: loaded support on port[0] = 21 [ 59.547087][ T8344] device hsr_slave_0 entered promiscuous mode [ 59.605683][ T8344] device hsr_slave_1 entered promiscuous mode [ 59.645321][ T8344] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.674878][ T8348] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.682552][ T8348] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.690751][ T8348] device bridge_slave_0 entered promiscuous mode [ 59.700197][ T8348] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.707472][ T8348] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.716608][ T8348] device bridge_slave_1 entered promiscuous mode [ 59.738661][ T8348] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.783671][ T8348] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.804993][ T8348] team0: Port device team_slave_0 added [ 59.812510][ T8348] team0: Port device team_slave_1 added [ 59.830015][ T8352] chnl_net:caif_netlink_parms(): no params data found [ 59.907000][ T8348] device hsr_slave_0 entered promiscuous mode [ 59.955501][ T8348] device hsr_slave_1 entered promiscuous mode [ 59.995232][ T8348] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.049343][ T8344] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.077814][ T8344] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.145889][ T8352] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.153006][ T8352] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.161401][ T8352] device bridge_slave_0 entered promiscuous mode [ 60.169743][ T8344] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.228216][ T8344] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.295352][ T8348] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.333735][ T8352] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.342115][ T8352] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.351267][ T8352] device bridge_slave_1 entered promiscuous mode [ 60.376731][ T8348] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.423083][ T8354] chnl_net:caif_netlink_parms(): no params data found [ 60.435246][ T8352] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.447893][ T8352] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.466731][ T8348] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.531056][ T8352] team0: Port device team_slave_0 added [ 60.540381][ T8342] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.553088][ T8348] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.637959][ T8354] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.645312][ T8354] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.652874][ T8354] device bridge_slave_0 entered promiscuous mode [ 60.660915][ T8354] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.668637][ T8354] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.676649][ T8354] device bridge_slave_1 entered promiscuous mode [ 60.684702][ T8352] team0: Port device team_slave_1 added [ 60.730894][ T8356] chnl_net:caif_netlink_parms(): no params data found [ 60.748835][ T8354] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.760218][ T8354] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.836853][ T8352] device hsr_slave_0 entered promiscuous mode [ 60.875783][ T8352] device hsr_slave_1 entered promiscuous mode [ 60.935184][ T8352] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.962716][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.971127][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.999885][ T8354] team0: Port device team_slave_0 added [ 61.006893][ T8342] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.034357][ T8354] team0: Port device team_slave_1 added [ 61.044375][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.053300][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.062518][ T2704] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.069801][ T2704] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.079272][ T8356] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.088083][ T8356] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.096263][ T8356] device bridge_slave_0 entered promiscuous mode [ 61.104470][ T8356] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.111637][ T8356] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.119792][ T8356] device bridge_slave_1 entered promiscuous mode [ 61.126791][ T8352] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.180524][ T8352] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.239256][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.268714][ T8352] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.318397][ T8352] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.367128][ T3058] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.376203][ T3058] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.384549][ T3058] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.391860][ T3058] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.399759][ T3058] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.421361][ T8356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.432277][ T8356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.459724][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.500111][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.509407][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.524639][ T8356] team0: Port device team_slave_0 added [ 61.577926][ T8354] device hsr_slave_0 entered promiscuous mode [ 61.615620][ T8354] device hsr_slave_1 entered promiscuous mode [ 61.645184][ T8354] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.661346][ T8348] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.671548][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.682279][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.691398][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.701503][ T8356] team0: Port device team_slave_1 added [ 61.749122][ T8344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.760506][ T8354] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.826956][ T8354] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.868882][ T8354] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.916579][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.925104][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.933939][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.942550][ T2704] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.952934][ T8342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.017885][ T8356] device hsr_slave_0 entered promiscuous mode [ 62.055737][ T8356] device hsr_slave_1 entered promiscuous mode [ 62.095257][ T8356] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.120777][ T8348] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.129322][ T8354] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.188850][ T8344] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.199706][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.207850][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.216147][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.224284][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.232496][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.240047][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.277143][ T8342] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.305782][ T8352] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.312708][ T8356] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.367775][ T8356] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.431744][ T8356] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.490309][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.499186][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.507865][ T8357] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.514959][ T8357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.522620][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.531203][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.539638][ T8357] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.546717][ T8357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.554210][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.562845][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.571551][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.579927][ T8357] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.587009][ T8357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.595814][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.603635][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.621409][ T8352] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.631749][ T8356] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.699309][ T8363] netlink: 'syz-executor.0': attribute type 1 has an invalid length. [ 62.713242][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.727074][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.734951][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.745737][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.754701][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.763672][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.772964][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.781879][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.790635][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.799121][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.806226][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.813912][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.823159][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.872321][ T8352] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.888673][ T8352] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.925352][ T8352] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.835009][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.841856][ C1] rcu: 1-...!: (1 GPs behind) idle=326/1/0x4000000000000002 softirq=10496/10498 fqs=31 [ 167.851812][ C1] (t=10500 jiffies g=6865 q=332) [ 167.856827][ C1] rcu: rcu_preempt kthread starved for 10435 jiffies! g6865 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.867910][ C1] rcu: RCU grace-period kthread stack dump: [ 167.873790][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.881680][ C1] Call Trace: [ 167.884968][ C1] __schedule+0x9a0/0xcc0 [ 167.889299][ C1] schedule+0x181/0x210 [ 167.893440][ C1] schedule_timeout+0x14f/0x240 [ 167.898280][ C1] ? run_local_timers+0x120/0x120 [ 167.903291][ C1] rcu_gp_kthread+0xed8/0x1770 [ 167.908051][ C1] kthread+0x332/0x350 [ 167.912102][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 167.917195][ C1] ? kthread_blkcg+0xe0/0xe0 [ 167.921770][ C1] ret_from_fork+0x24/0x30 [ 167.926195][ C1] NMI backtrace for cpu 1 [ 167.930512][ C1] CPU: 1 PID: 8363 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.938726][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.949197][ C1] Call Trace: [ 167.952467][ C1] [ 167.955328][ C1] dump_stack+0x1fb/0x318 [ 167.959650][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.964485][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.970623][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.976674][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.982900][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.988789][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.993901][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.999173][ C1] ? trace_hardirqs_off+0x74/0x80 [ 168.004185][ C1] update_process_times+0x12d/0x180 [ 168.009411][ C1] tick_sched_timer+0x263/0x420 [ 168.014259][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.019922][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.025132][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.030083][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.035362][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.040898][ C1] apic_timer_interrupt+0xf/0x20 [ 168.045820][ C1] [ 168.048746][ C1] RIP: 0010:__memcg_kmem_uncharge+0x0/0x2e0 [ 168.054625][ C1] Code: 00 eb 1b 83 3d 40 90 8c 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 [ 168.074691][ C1] RSP: 0018:ffffc900027e7198 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.083144][ C1] RAX: ffffffff81486ea4 RBX: ffffea000235b440 RCX: 0000000000040000 [ 168.091115][ C1] RDX: ffffc90002079000 RSI: 0000000000000000 RDI: ffffea000235b440 [ 168.099162][ C1] RBP: ffffc900027e71d8 R08: dffffc0000000000 R09: fffffbfff120248a [ 168.107120][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888093957ca0 [ 168.115077][ C1] R13: dffffc0000000000 R14: 1ffff1101272af94 R15: ffff8880a4af15e8 [ 168.123053][ C1] ? free_thread_stack+0x124/0x590 [ 168.128154][ C1] ? free_thread_stack+0x12e/0x590 [ 168.133251][ C1] put_task_stack+0xa3/0x130 [ 168.137830][ C1] finish_task_switch+0x3f1/0x550 [ 168.142843][ C1] __schedule+0x9a8/0xcc0 [ 168.147178][ C1] ? ___preempt_schedule+0x16/0x18 [ 168.152277][ C1] preempt_schedule+0xdb/0x120 [ 168.157029][ C1] ___preempt_schedule+0x16/0x18 [ 168.161952][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 168.166698][ C1] ? vprintk_emit+0x368/0x3a0 [ 168.171360][ C1] vprintk_emit+0x36d/0x3a0 [ 168.176722][ C1] vprintk_default+0x28/0x30 [ 168.181299][ C1] vprintk_func+0x158/0x170 [ 168.185789][ C1] printk+0x62/0x8d [ 168.189670][ C1] ? __nla_validate_parse+0x3a5/0x1f40 [ 168.195117][ C1] __nla_validate_parse+0xc65/0x1f40 [ 168.200399][ C1] __nla_parse+0x41/0x50 [ 168.204632][ C1] inet_rtm_getroute+0x213/0x2590 [ 168.209654][ C1] ? __kfree_skb+0x13e/0x1c0 [ 168.214331][ C1] ? consume_skb+0x72/0x110 [ 168.218829][ C1] ? nlmon_xmit+0x91/0xc0 [ 168.223146][ C1] ? __lock_acquire+0xc75/0x1be0 [ 168.228130][ C1] ? ip_rt_multicast_event+0x80/0x80 [ 168.233835][ C1] rtnetlink_rcv_msg+0x8fb/0xd40 [ 168.238778][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 168.244227][ C1] ? local_bh_enable+0x9/0x30 [ 168.248894][ C1] ? trace_hardirqs_on+0x74/0x80 [ 168.253914][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 168.259272][ C1] ? local_bh_enable+0x1f/0x30 [ 168.264122][ C1] ? rcu_lock_release+0x9/0x30 [ 168.269486][ C1] ? rcu_lock_release+0x9/0x30 [ 168.274240][ C1] netlink_rcv_skb+0x19e/0x3d0 [ 168.279002][ C1] ? rtnetlink_bind+0x80/0x80 [ 168.283681][ C1] rtnetlink_rcv+0x1c/0x20 [ 168.288087][ C1] netlink_unicast+0x767/0x920 [ 168.292949][ C1] netlink_sendmsg+0xa21/0xd40 [ 168.297706][ C1] ? netlink_getsockopt+0x9f0/0x9f0 [ 168.302904][ C1] ____sys_sendmsg+0x509/0x820 [ 168.307666][ C1] __sys_sendmsg+0x1ed/0x290 [ 168.312260][ C1] ? check_preemption_disabled+0xb4/0x260 [ 168.317971][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.323245][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 168.328602][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 168.334658][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 168.340363][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.346082][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.351523][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.357227][ C1] ? do_syscall_64+0x1d/0x1c0 [ 168.362067][ C1] __x64_sys_sendmsg+0x7f/0x90 [ 168.367513][ C1] do_syscall_64+0xf7/0x1c0 [ 168.372018][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.377911][ C1] RIP: 0033:0x45a679 [ 168.381796][ C1] 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 [ 168.401395][ C1] RSP: 002b:00007f1bc3050c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.409974][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 168.417967][ C1] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 168.425934][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 168.433892][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1bc30516d4 [ 168.441854][ C1] R13: 00000000004c96e1 R14: 00000000004e13d8 R15: 00000000ffffffff