[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 51.828049][ T27] audit: type=1800 audit(1578480232.678:25): pid=8411 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.846994][ T27] audit: type=1800 audit(1578480232.678:26): pid=8411 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.868824][ T27] audit: type=1800 audit(1578480232.678:27): pid=8411 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 '10.128.0.80' (ECDSA) to the list of known hosts. 2020/01/08 10:44:01 fuzzer started 2020/01/08 10:44:03 dialing manager at 10.128.0.26:35703 2020/01/08 10:44:03 syscalls: 2824 2020/01/08 10:44:03 code coverage: enabled 2020/01/08 10:44:03 comparison tracing: enabled 2020/01/08 10:44:03 extra coverage: enabled 2020/01/08 10:44:03 setuid sandbox: enabled 2020/01/08 10:44:03 namespace sandbox: enabled 2020/01/08 10:44:03 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 10:44:03 fault injection: enabled 2020/01/08 10:44:03 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 10:44:03 net packet injection: enabled 2020/01/08 10:44:03 net device setup: enabled 2020/01/08 10:44:03 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 10:44:03 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:44:04 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x2, 0x61, 0x10, 0x18}, [@ldst={0x6, 0x5, 0x2, 0x5}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) 10:44:04 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) unshare(0x2000400) getsockopt$sock_int(r0, 0x1, 0x12, 0x0, &(0x7f0000000040)) syzkaller login: [ 64.066431][ T8578] IPVS: ftp: loaded support on port[0] = 21 [ 64.206515][ T8578] chnl_net:caif_netlink_parms(): no params data found [ 64.256879][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.265820][ T8578] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.275172][ T8578] device bridge_slave_0 entered promiscuous mode [ 64.284639][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.293047][ T8578] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.301336][ T8578] device bridge_slave_1 entered promiscuous mode [ 64.326078][ T8578] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.329464][ T8582] IPVS: ftp: loaded support on port[0] = 21 [ 64.341297][ T8578] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 10:44:05 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_SET_EVBIT(r0, 0x4008556c, 0x0) [ 64.366805][ T8578] team0: Port device team_slave_0 added [ 64.376529][ T8578] team0: Port device team_slave_1 added [ 64.481303][ T8578] device hsr_slave_0 entered promiscuous mode 10:44:05 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e20}, 0x10) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000016ffc)=0xfffff7fffffffffd, 0x4) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000000080)=0x1004, 0x4) bind$inet(r0, &(0x7f0000008ff0)={0x2, 0x4e20, @multicast1}, 0x10) listen(r1, 0x0) [ 64.538121][ T8578] device hsr_slave_1 entered promiscuous mode [ 64.642484][ T8584] IPVS: ftp: loaded support on port[0] = 21 [ 64.810151][ T8582] chnl_net:caif_netlink_parms(): no params data found [ 64.835094][ T8578] netdevsim netdevsim0 netdevsim0: renamed from eth0 10:44:05 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000000080)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000), 0x10) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f0000000180)=0x2, 0x1000001fa) sendmsg$sock(r0, &(0x7f0000002280)={0x0, 0x0, &(0x7f0000002200)=[{&(0x7f00000000c0)="e85f03e29498c6fe368e5b8108d662ca180783507d7264633ffd2fc2ca95080c09b00392c6f90d7bcd1ea0e3d86b426b9108c7aa", 0x34}], 0x394}, 0x0) recvmsg(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000001640)=""/151}, {&(0x7f0000000200)=""/195}, {&(0x7f0000000300)=""/173}, {&(0x7f0000000640)=""/4096}, {&(0x7f00000003c0)=""/199}, {&(0x7f00000004c0)=""/165, 0x245}], 0x119, 0x0, 0xdb}, 0x142) [ 64.919869][ T8578] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.013151][ T8578] netdevsim netdevsim0 netdevsim2: renamed from eth2 10:44:05 executing program 5: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt$inet6_int(r0, 0x10d, 0xa5, 0x0, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) setsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, 0x0, 0x0) syz_read_part_table(0x0, 0x1, &(0x7f0000000080)=[{&(0x7f00000000c0)="02000c00000a00000000ff07000000000000000000000000000000000000000000004200000000000000018000000000000300000000000000000000000055aa", 0x40, 0x1c0}]) [ 65.081328][ T8587] IPVS: ftp: loaded support on port[0] = 21 [ 65.109391][ T8578] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.173917][ T8582] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.181422][ T8582] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.192288][ T8582] device bridge_slave_0 entered promiscuous mode [ 65.205088][ T8589] IPVS: ftp: loaded support on port[0] = 21 [ 65.213359][ T8592] IPVS: ftp: loaded support on port[0] = 21 [ 65.242934][ T8582] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.250947][ T8582] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.259111][ T8582] device bridge_slave_1 entered promiscuous mode [ 65.282220][ T8584] chnl_net:caif_netlink_parms(): no params data found [ 65.317738][ T8582] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.329755][ T8582] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.378063][ T8582] team0: Port device team_slave_0 added [ 65.395985][ T8584] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.404130][ T8584] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.413096][ T8584] device bridge_slave_0 entered promiscuous mode [ 65.423274][ T8584] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.430494][ T8584] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.438481][ T8584] device bridge_slave_1 entered promiscuous mode [ 65.461750][ T8584] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.473183][ T8582] team0: Port device team_slave_1 added [ 65.501029][ T8584] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.556500][ T8584] team0: Port device team_slave_0 added [ 65.590639][ T8582] device hsr_slave_0 entered promiscuous mode [ 65.647829][ T8582] device hsr_slave_1 entered promiscuous mode [ 65.707618][ T8582] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.715369][ T8582] Cannot create hsr debugfs directory [ 65.723251][ T8584] team0: Port device team_slave_1 added [ 65.870134][ T8584] device hsr_slave_0 entered promiscuous mode [ 65.917834][ T8584] device hsr_slave_1 entered promiscuous mode [ 65.967590][ T8584] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.975194][ T8584] Cannot create hsr debugfs directory [ 65.983131][ T8592] chnl_net:caif_netlink_parms(): no params data found [ 66.012105][ T8589] chnl_net:caif_netlink_parms(): no params data found [ 66.032215][ T8587] chnl_net:caif_netlink_parms(): no params data found [ 66.089077][ T8578] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.120464][ T8589] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.130789][ T8589] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.138709][ T8589] device bridge_slave_0 entered promiscuous mode [ 66.160991][ T8592] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.168914][ T8592] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.176506][ T8592] device bridge_slave_0 entered promiscuous mode [ 66.184178][ T8589] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.195348][ T8589] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.203367][ T8589] device bridge_slave_1 entered promiscuous mode [ 66.219450][ T8587] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.226522][ T8587] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.234971][ T8587] device bridge_slave_0 entered promiscuous mode [ 66.244944][ T8587] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.252677][ T8587] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.260789][ T8587] device bridge_slave_1 entered promiscuous mode [ 66.274083][ T8578] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.282105][ T8592] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.289346][ T8592] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.297081][ T8592] device bridge_slave_1 entered promiscuous mode [ 66.313250][ T8589] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.341571][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.349998][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.372383][ T8589] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.401922][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.411758][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.420489][ T3106] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.427661][ T3106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.436829][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.452365][ T8587] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.471671][ T8592] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.484710][ T8592] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.500601][ T8587] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.517219][ T8589] team0: Port device team_slave_0 added [ 66.539488][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.548245][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.556844][ T2680] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.563983][ T2680] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.571764][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.581083][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.610938][ T8589] team0: Port device team_slave_1 added [ 66.618687][ T8587] team0: Port device team_slave_0 added [ 66.626383][ T8587] team0: Port device team_slave_1 added [ 66.647597][ T8592] team0: Port device team_slave_0 added [ 66.672432][ T8582] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.705101][ T8582] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.760771][ T8592] team0: Port device team_slave_1 added [ 66.766565][ T8582] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.831576][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.841205][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.849832][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.859672][ T8584] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.961064][ T8589] device hsr_slave_0 entered promiscuous mode [ 67.027904][ T8589] device hsr_slave_1 entered promiscuous mode [ 67.067952][ T8589] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.075600][ T8589] Cannot create hsr debugfs directory [ 67.129318][ T8587] device hsr_slave_0 entered promiscuous mode [ 67.187733][ T8587] device hsr_slave_1 entered promiscuous mode [ 67.237622][ T8587] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.245330][ T8587] Cannot create hsr debugfs directory [ 67.258752][ T8582] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.289509][ T8584] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.329934][ T8584] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.365413][ T8584] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.420189][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.428721][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.475736][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.484668][ T2680] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.520711][ T8592] device hsr_slave_0 entered promiscuous mode [ 67.557868][ T8592] device hsr_slave_1 entered promiscuous mode [ 67.597624][ T8592] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.605221][ T8592] Cannot create hsr debugfs directory [ 67.635901][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.644556][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.686826][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.760665][ T8587] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.813767][ T8587] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.873054][ T8587] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.922582][ T8587] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.001335][ T8582] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.019176][ T8578] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.026283][ T8589] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.090469][ T8589] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 68.129905][ T8589] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.171735][ T8589] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.247746][ T8584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.254976][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.263160][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.284202][ T8582] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.300110][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.311068][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.319642][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.328930][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.337280][ T2679] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.344405][ T2679] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.353730][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.376788][ T8584] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.395307][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.406462][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.415634][ T3106] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.422753][ T3106] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.431221][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.439343][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.446955][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.467522][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.476196][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.485840][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.495439][ T3112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.505008][ T3112] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.512181][ T3112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.521393][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.541316][ T8592] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.579378][ T8592] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.629609][ T8592] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.686565][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.695480][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.707184][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.731071][ T8582] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.742391][ T8582] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.756573][ T8592] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.779416][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.787213][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.795805][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.804337][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.813175][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.821785][ T3111] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.828910][ T3111] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.836423][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.846587][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.855064][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.863492][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.871753][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.880315][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.899424][ T8578] device veth0_vlan entered promiscuous mode [ 68.918996][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.926669][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.935214][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.943338][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.953184][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.985925][ T8578] device veth1_vlan entered promiscuous mode [ 68.995829][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.004571][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.013472][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.022064][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.030557][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.039271][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.046702][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.054673][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.075618][ T8587] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.094345][ T8582] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.104114][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.112557][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.121452][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.141788][ T8584] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.168773][ T8584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.192142][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.201714][ T3106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.252894][ T8587] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.264865][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.273897][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.283068][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.292614][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.327027][ T8592] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.346001][ T8592] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.386672][ T8592] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.397534][ T8592] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.429592][ T8592] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 174.307385][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.314232][ C1] rcu: 1-...!: (10499 ticks this GP) idle=026/1/0x4000000000000002 softirq=13666/13666 fqs=7 [ 174.324726][ C1] (t=10501 jiffies g=7001 q=424) [ 174.329745][ C1] rcu: rcu_preempt kthread starved for 10487 jiffies! g7001 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 174.341959][ C1] rcu: RCU grace-period kthread stack dump: [ 174.347851][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 174.355765][ C1] Call Trace: [ 174.359071][ C1] __schedule+0x9a0/0xcc0 [ 174.363417][ C1] schedule+0x181/0x210 [ 174.367572][ C1] schedule_timeout+0x14f/0x240 [ 174.372422][ C1] ? run_local_timers+0x120/0x120 [ 174.377444][ C1] rcu_gp_kthread+0xed8/0x1770 [ 174.382222][ C1] kthread+0x332/0x350 [ 174.386285][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 174.391390][ C1] ? kthread_blkcg+0xe0/0xe0 [ 174.395993][ C1] ret_from_fork+0x24/0x30 [ 174.400412][ C1] NMI backtrace for cpu 1 [ 174.404733][ C1] CPU: 1 PID: 8598 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.413389][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.423433][ C1] Call Trace: [ 174.426705][ C1] [ 174.429567][ C1] dump_stack+0x1fb/0x318 [ 174.433889][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.438728][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.444872][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.450951][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.456937][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.462821][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.467930][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.473290][ C1] ? trace_hardirqs_off+0x74/0x80 [ 174.478315][ C1] update_process_times+0x12d/0x180 [ 174.483515][ C1] tick_sched_timer+0x263/0x420 [ 174.488356][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.493900][ C1] __hrtimer_run_queues+0x403/0x840 [ 174.499108][ C1] hrtimer_interrupt+0x38c/0xda0 [ 174.504061][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.509341][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 174.515170][ C1] apic_timer_interrupt+0xf/0x20 [ 174.520114][ C1] [ 174.523064][ C1] RIP: 0010:mod_memcg_page_state+0x6/0x190 [ 174.528864][ C1] Code: 60 00 eb 0c e8 eb 27 2e 00 eb 05 e8 e4 27 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 <41> 56 41 54 53 41 89 f6 48 89 fb e8 ba 27 2e 00 48 83 c3 38 48 89 [ 174.548634][ C1] RSP: 0018:ffffc90002297528 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.557041][ C1] RAX: 1ffff11011e7a341 RBX: ffff88808f3d1a08 RCX: 0000000000000000 [ 174.565094][ C1] RDX: ffffc90002059000 RSI: 00000000fffffffc RDI: ffffea000259ed80 [ 174.573123][ C1] RBP: ffffc90002297530 R08: 000000000003a728 R09: ffffed1013a32e89 [ 174.581107][ C1] R10: ffffed1013a32e89 R11: 0000000000000000 R12: ffff88808f3d1aa0 [ 174.589072][ C1] R13: dffffc0000000000 R14: 1ffff11011e7a354 R15: ffff88809d197438 [ 174.597059][ C1] free_thread_stack+0x168/0x590 [ 174.601994][ C1] put_task_stack+0xa3/0x130 [ 174.606578][ C1] finish_task_switch+0x3f1/0x550 [ 174.611613][ C1] __schedule+0x9a8/0xcc0 [ 174.615952][ C1] ? ___preempt_schedule+0x16/0x18 [ 174.621053][ C1] preempt_schedule+0xdb/0x120 [ 174.625812][ C1] ___preempt_schedule+0x16/0x18 [ 174.630773][ C1] _raw_spin_unlock+0x3a/0x40 [ 174.635456][ C1] __cond_resched_lock+0x93/0x1d0 [ 174.640476][ C1] __purge_vmap_area_lazy+0x19e5/0x1ae0 [ 174.646021][ C1] _vm_unmap_aliases+0x43a/0x4c0 [ 174.650958][ C1] vm_unmap_aliases+0x19/0x20 [ 174.655627][ C1] change_page_attr_set_clr+0x267/0x650 [ 174.661173][ C1] set_memory_ro+0x66/0x90 [ 174.665590][ C1] bpf_int_jit_compile+0x8bab/0x9090 [ 174.670910][ C1] ? ktime_get_with_offset+0x98/0x180 [ 174.676275][ C1] ? read_seqcount_begin+0x125/0x1c0 [ 174.681562][ C1] bpf_prog_select_runtime+0x79a/0xac0 [ 174.687014][ C1] ? memset+0x31/0x40 [ 174.691088][ C1] __do_sys_bpf+0x9b28/0xc9f0 [ 174.695908][ C1] ? check_preemption_disabled+0x44/0x260 [ 174.701655][ C1] ? __might_fault+0xf9/0x160 [ 174.706358][ C1] ? check_preemption_disabled+0xb4/0x260 [ 174.712080][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.717382][ C1] ? debug_smp_processor_id+0x1c/0x20 [ 174.722758][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 174.728843][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 174.734580][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 174.740556][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.746052][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 174.751762][ C1] ? do_syscall_64+0x1d/0x1c0 [ 174.756428][ C1] __x64_sys_bpf+0x7a/0x90 [ 174.760840][ C1] do_syscall_64+0xf7/0x1c0 [ 174.765339][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.771217][ C1] RIP: 0033:0x45af49 [ 174.775116][ 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 [ 174.794710][ C1] RSP: 002b:00007f32cb7e6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 174.803298][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49 [ 174.811266][ C1] RDX: 0000000000000048 RSI: 000000002000e000 RDI: 0000000000000005 [ 174.819228][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 174.827193][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f32cb7e76d4 [ 174.835352][ C1] R13: 00000000004c1697 R14: 00000000004d64c0 R15: 00000000ffffffff