Warning: Permanently added '10.128.0.187' (ECDSA) to the list of known hosts. 2019/12/03 16:05:12 fuzzer started syzkaller login: [ 56.419102][ T8236] cc1 (8236) used greatest stack depth: 23896 bytes left 2019/12/03 16:05:14 dialing manager at 10.128.0.26:45711 2019/12/03 16:05:14 syscalls: 2689 2019/12/03 16:05:14 code coverage: enabled 2019/12/03 16:05:14 comparison tracing: enabled 2019/12/03 16:05:14 extra coverage: extra coverage is not supported by the kernel 2019/12/03 16:05:14 setuid sandbox: enabled 2019/12/03 16:05:14 namespace sandbox: enabled 2019/12/03 16:05:14 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 16:05:14 fault injection: enabled 2019/12/03 16:05:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 16:05:14 net packet injection: enabled 2019/12/03 16:05:14 net device setup: enabled 2019/12/03 16:05:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 16:05:14 devlink PCI setup: PCI device 0000:00:10.0 is not available 16:05:15 executing program 0: syz_mount_image$jfs(&(0x7f00000003c0)='jfs\x00', &(0x7f0000000400)='./file1\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)={[{@discard='discard'}]}) 16:05:15 executing program 1: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) mount$bpf(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000019c0)='bpf\x00', 0x0, 0x0) mount$bpf(0x0, &(0x7f00000002c0)='./file0\x00', 0x0, 0x100000, 0x0) mount$bpf(0x20000000, &(0x7f0000000680)='./file0\x00', 0x0, 0x2001001, 0x0) mount(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000300)='ramfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x0) mount(&(0x7f0000000100)=@filename='./file0/file0\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x201000, 0x0) mount(0x0, &(0x7f0000000080)='.', 0x0, 0x0, 0x0) mount(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x7080, 0x0) mount(&(0x7f0000000080), &(0x7f0000000200)='./file0\x00', 0x0, 0x5010, 0x0) [ 58.663817][ T8244] IPVS: ftp: loaded support on port[0] = 21 16:05:15 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000000080)='loginuid\x00') sendfile(r0, r1, 0x0, 0x1) [ 58.802570][ T8246] IPVS: ftp: loaded support on port[0] = 21 [ 58.852329][ T8244] chnl_net:caif_netlink_parms(): no params data found [ 58.974826][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.984045][ T8244] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.993337][ T8244] device bridge_slave_0 entered promiscuous mode [ 59.017788][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.024920][ T8244] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.047320][ T8244] device bridge_slave_1 entered promiscuous mode [ 59.059463][ T8249] IPVS: ftp: loaded support on port[0] = 21 [ 59.074222][ T8246] chnl_net:caif_netlink_parms(): no params data found [ 59.088492][ T8244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 16:05:16 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x42}, [@ldst={0x6, 0x0, 0x2}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 59.118044][ T8244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.179266][ T8244] team0: Port device team_slave_0 added [ 59.212327][ T8244] team0: Port device team_slave_1 added [ 59.239899][ T8246] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.249304][ T8246] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.258119][ T8246] device bridge_slave_0 entered promiscuous mode [ 59.310625][ T8246] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.318823][ T8246] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.336510][ T8246] device bridge_slave_1 entered promiscuous mode 16:05:16 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000180)={0x0, 0x1b1, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0x18}}, 0x0) syz_genetlink_get_family_id$tipc(0x0) creat(0x0, 0x0) statfs(0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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) close(r0) [ 59.430047][ T8244] device hsr_slave_0 entered promiscuous mode [ 59.495923][ T8244] device hsr_slave_1 entered promiscuous mode [ 59.554122][ T8249] chnl_net:caif_netlink_parms(): no params data found [ 59.574620][ T8254] IPVS: ftp: loaded support on port[0] = 21 [ 59.592525][ T8246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 16:05:16 executing program 5: r0 = gettid() r1 = creat(&(0x7f0000001980)='./file0\x00', 0x1) write$binfmt_script(r1, &(0x7f0000000000)=ANY=[@ANYBLOB='#! e0'], 0x5) prctl$PR_SET_PTRACER(0x59616d61, r0) r2 = syz_open_dev$video4linux(0x0, 0x0, 0x0) ioctl$VIDIOC_SUBDEV_S_FMT(r2, 0x4020565a, &(0x7f00000002c0)={0x3, 0xf0f000, {0x3f}}) ioctl$VIDIOC_DQEVENT(r2, 0x80885659, 0x0) waitid(0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(r1) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, 0x0, 0x0) clone(0x2000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) execve(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) [ 59.616161][ T8256] IPVS: ftp: loaded support on port[0] = 21 [ 59.636013][ T8246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.711258][ T8244] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.788514][ T8246] team0: Port device team_slave_0 added [ 59.794315][ T8244] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.842463][ T8249] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.849742][ T8249] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.857445][ T8249] device bridge_slave_0 entered promiscuous mode [ 59.875996][ T8246] team0: Port device team_slave_1 added [ 59.890179][ T8244] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.949630][ T8244] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.007543][ T8249] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.014761][ T8249] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.023565][ T8249] device bridge_slave_1 entered promiscuous mode [ 60.044224][ T8249] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.055309][ T8249] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.079986][ T8258] IPVS: ftp: loaded support on port[0] = 21 [ 60.138280][ T8246] device hsr_slave_0 entered promiscuous mode [ 60.195886][ T8246] device hsr_slave_1 entered promiscuous mode [ 60.245730][ T8246] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.273455][ T8249] team0: Port device team_slave_0 added [ 60.283799][ T8249] team0: Port device team_slave_1 added [ 60.342370][ T8246] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.467276][ T8249] device hsr_slave_0 entered promiscuous mode [ 60.536010][ T8249] device hsr_slave_1 entered promiscuous mode [ 60.575639][ T8249] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.593594][ T8256] chnl_net:caif_netlink_parms(): no params data found [ 60.601628][ T8246] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.667310][ T8246] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.719295][ T8246] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.840047][ T8254] chnl_net:caif_netlink_parms(): no params data found [ 60.861001][ T8249] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.919141][ T8249] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.988176][ T8249] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.048145][ T8249] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.087215][ T8256] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.094325][ T8256] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.103746][ T8256] device bridge_slave_0 entered promiscuous mode [ 61.128543][ T8256] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.136813][ T8256] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.144441][ T8256] device bridge_slave_1 entered promiscuous mode [ 61.162528][ T8254] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.169975][ T8254] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.178018][ T8254] device bridge_slave_0 entered promiscuous mode [ 61.208361][ T8254] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.217353][ T8254] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.225069][ T8254] device bridge_slave_1 entered promiscuous mode [ 61.234454][ T8244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.290457][ T8254] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.301560][ T8254] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.313249][ T8256] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.336878][ T8244] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.344684][ T8256] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.358454][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.366864][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.395936][ T8258] chnl_net:caif_netlink_parms(): no params data found [ 61.410578][ T8254] team0: Port device team_slave_0 added [ 61.419701][ T8254] team0: Port device team_slave_1 added [ 61.427155][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.436934][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.445815][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.452932][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.463330][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.477914][ T8256] team0: Port device team_slave_0 added [ 61.547500][ T8254] device hsr_slave_0 entered promiscuous mode [ 61.596018][ T8254] device hsr_slave_1 entered promiscuous mode [ 61.625596][ T8254] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.635257][ T8256] team0: Port device team_slave_1 added [ 61.642703][ T8262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.651248][ T8262] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.659907][ T8262] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.667015][ T8262] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.680941][ T8258] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.688070][ T8258] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.696627][ T8258] device bridge_slave_0 entered promiscuous mode [ 61.704453][ T8258] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.711807][ T8258] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.719940][ T8258] device bridge_slave_1 entered promiscuous mode [ 61.730544][ T8246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.752380][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.760928][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.783564][ T8258] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.848052][ T8256] device hsr_slave_0 entered promiscuous mode [ 61.895952][ T8256] device hsr_slave_1 entered promiscuous mode [ 61.945694][ T8256] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.964715][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.974303][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.983194][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.995107][ T8258] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.011636][ T8246] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.030996][ T8244] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.041758][ T8244] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.054868][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.063654][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.072248][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.080725][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.088817][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.097100][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.105943][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.114149][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.125331][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.166166][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.174703][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.187720][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.194773][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.202939][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.212367][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.220811][ T3119] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.227878][ T3119] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.235555][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.244549][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.261031][ T8254] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.309069][ T8258] team0: Port device team_slave_0 added [ 62.314973][ T8254] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.366750][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.375242][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.384029][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.392575][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.401308][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.409959][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.418317][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.426595][ T8256] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.478743][ T8249] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.487959][ T8258] team0: Port device team_slave_1 added [ 62.494408][ T8254] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.530761][ T8246] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.542259][ T8246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.550986][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.558769][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.567400][ T8259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.577111][ T8256] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.698924][ T8258] device hsr_slave_0 entered promiscuous mode [ 62.756127][ T8258] device hsr_slave_1 entered promiscuous mode [ 62.796113][ T8258] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.803765][ T8254] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.853605][ T8256] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.907726][ T8256] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.952912][ T8244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.974294][ T8249] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.984617][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.993539][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.001539][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.009772][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.052768][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.061740][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.071130][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.078230][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.085914][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.094356][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.103292][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.110389][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.118023][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.126654][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.135105][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.142639][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.150563][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.159067][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.184740][ T8246] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.225165][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.239878][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.250612][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.259826][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.283299][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.297538][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.311050][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.321503][ T8252] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.333805][ T8258] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 168.265474][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.272241][ C1] rcu: 1-...!: (10499 ticks this GP) idle=942/1/0x4000000000000002 softirq=11374/11374 fqs=5 [ 168.282719][ C1] (t=10501 jiffies g=6525 q=86) [ 168.287649][ C1] rcu: rcu_preempt kthread starved for 10492 jiffies! g6525 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 168.298747][ C1] rcu: RCU grace-period kthread stack dump: [ 168.304628][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.312522][ C1] Call Trace: [ 168.315810][ C1] __schedule+0x9a0/0xcc0 [ 168.320136][ C1] schedule+0x181/0x210 [ 168.324277][ C1] schedule_timeout+0x14f/0x240 [ 168.329113][ C1] ? run_local_timers+0x120/0x120 [ 168.334127][ C1] rcu_gp_kthread+0xed8/0x1770 [ 168.338885][ C1] kthread+0x332/0x350 [ 168.342935][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 168.348036][ C1] ? kthread_blkcg+0xe0/0xe0 [ 168.352612][ C1] ret_from_fork+0x24/0x30 [ 168.357028][ C1] NMI backtrace for cpu 1 [ 168.361342][ C1] CPU: 1 PID: 8267 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 168.369556][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.379597][ C1] Call Trace: [ 168.382865][ C1] [ 168.385705][ C1] dump_stack+0x1fb/0x318 [ 168.390024][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.394866][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.401005][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.407060][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.413049][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.418952][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.424064][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.429257][ C1] ? trace_hardirqs_off+0x74/0x80 [ 168.434272][ C1] update_process_times+0x12d/0x180 [ 168.439461][ C1] tick_sched_timer+0x263/0x420 [ 168.444303][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.449838][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.455041][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.459983][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.465257][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.470790][ C1] apic_timer_interrupt+0xf/0x20 [ 168.475709][ C1] [ 168.478638][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x31/0x50 [ 168.484785][ C1] Code: 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 <48> 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 [ 168.504376][ C1] RSP: 0018:ffffc90002577868 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.512773][ C1] RAX: ffffffff81486ea4 RBX: ffffea00029b7980 RCX: ffff88808a416040 [ 168.520731][ C1] RDX: ffffc90001dc9000 RSI: 000000000003ffff RDI: 0000000000040000 [ 168.528688][ C1] RBP: ffffc900025778a8 R08: dffffc0000000000 R09: fffffbfff120248a [ 168.538300][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888094827320 [ 168.546260][ C1] R13: dffffc0000000000 R14: 1ffff11012904e64 R15: ffff8880a2b858a8 [ 168.554239][ C1] ? free_thread_stack+0x124/0x590 [ 168.559344][ C1] ? free_thread_stack+0x124/0x590 [ 168.564444][ C1] put_task_stack+0xa3/0x130 [ 168.569024][ C1] finish_task_switch+0x3f1/0x550 [ 168.574043][ C1] __schedule+0x9a8/0xcc0 [ 168.578370][ C1] schedule+0x181/0x210 [ 168.582515][ C1] schedule_preempt_disabled+0x13/0x20 [ 168.587960][ C1] __mutex_lock_common+0x1411/0x2e10 [ 168.593236][ C1] ? __blkdev_get+0x1de/0x1310 [ 168.598004][ C1] mutex_lock_nested+0x1b/0x30 [ 168.602769][ C1] __blkdev_get+0x1de/0x1310 [ 168.607365][ C1] blkdev_get+0xac/0x3f0 [ 168.611598][ C1] blkdev_get_by_path+0x19b/0x270 [ 168.616622][ C1] ? jfs_do_mount+0x40/0x40 [ 168.621121][ C1] mount_bdev+0x51/0x390 [ 168.625356][ C1] jfs_do_mount+0x34/0x40 [ 168.629676][ C1] legacy_get_tree+0xf9/0x1a0 [ 168.634336][ C1] ? jfs_error+0x220/0x220 [ 168.638739][ C1] vfs_get_tree+0x8b/0x2a0 [ 168.643143][ C1] do_mount+0x16bb/0x24f0 [ 168.647463][ C1] ? copy_mount_options+0x308/0x3c0 [ 168.652649][ C1] ksys_mount+0xcc/0x100 [ 168.656886][ C1] __x64_sys_mount+0xbf/0xd0 [ 168.661464][ C1] do_syscall_64+0xf7/0x1c0 [ 168.665956][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.671837][ C1] RIP: 0033:0x45d0ca [ 168.675718][ C1] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 168.695322][ C1] RSP: 002b:00007f209dd09a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 168.703752][ C1] RAX: ffffffffffffffda RBX: 00007f209dd09b40 RCX: 000000000045d0ca [ 168.711729][ C1] RDX: 00007f209dd09ae0 RSI: 0000000020000400 RDI: 00007f209dd09b00 [ 168.719688][ C1] RBP: 0000000000000000 R08: 00007f209dd09b40 R09: 00007f209dd09ae0 [ 168.727652][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 168.735617][ C1] R13: 00000000004caa6e R14: 00000000004e3e98 R15: 00000000ffffffff