[ 44.794085][ T23] audit: type=1800 audit(1578455308.872:25): pid=8213 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.813591][ T23] audit: type=1800 audit(1578455308.872:26): pid=8213 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.873982][ T23] audit: type=1800 audit(1578455308.872:27): pid=8213 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.929938][ T23] audit: type=1800 audit(1578455308.872:28): pid=8213 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.2' (ECDSA) to the list of known hosts. 2020/01/08 03:48:39 fuzzer started 2020/01/08 03:48:41 dialing manager at 10.128.0.26:35703 2020/01/08 03:48:41 syscalls: 2824 2020/01/08 03:48:41 code coverage: enabled 2020/01/08 03:48:41 comparison tracing: enabled 2020/01/08 03:48:41 extra coverage: enabled 2020/01/08 03:48:41 setuid sandbox: enabled 2020/01/08 03:48:41 namespace sandbox: enabled 2020/01/08 03:48:41 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 03:48:41 fault injection: enabled 2020/01/08 03:48:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 03:48:41 net packet injection: enabled 2020/01/08 03:48:41 net device setup: enabled 2020/01/08 03:48:41 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 03:48:41 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:48:42 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000040)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, @bridge_slave={{0x14, 0x1, 'bridge_slave\x00'}, {0xc, 0x5, [@IFLA_BRPORT_MULTICAST_ROUTER={0x8}]}}}]}, 0x44}}, 0x0) 03:48:42 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x3, &(0x7f0000000040)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x61, 0x10, 0x4}}, &(0x7f0000000080)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x14) syzkaller login: [ 58.244738][ T8378] IPVS: ftp: loaded support on port[0] = 21 03:48:42 executing program 2: r0 = socket(0x10, 0x80002, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000006c0)=ANY=[@ANYBLOB="4800000010000d07cdd87d345d28000000000000", @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="aaf20000d046b85cb01e92550250a490cff4300ad49be094008010bcf7bdbbd065501305f5a4d0dacee21d438be196e80742259eb3a1ac7e004b94f9b7ab4baa81cf128f5f61a199ab7c2badfb67c00ca013e15c05fb9a13f9557e4a9191f6c477a723c6fc1f10aca3e062d95598fbf27d12a60451f0e13ceed34dda1a105b18979383f0ef5237116d32d45ead01d0cb6ad41f7185ad664506ae44b9c79abba5de97372bd4a87357cd6c895780dcebe38410add118"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000054c0)=ANY=[@ANYBLOB="740000002400070500"/20, @ANYRES32=r4, @ANYBLOB="00000000ffffffff00000000080001007366710048000229c6090032d0ed64f3c3545aaf6e000085a4e4ebb5ef6700"/96], 0x74}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB="840000002c00010700"/20, @ANYRES32=r4, @ANYBLOB="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"], 0x84}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0x25e, 0x0) [ 58.407889][ T8378] chnl_net:caif_netlink_parms(): no params data found [ 58.425745][ T8381] IPVS: ftp: loaded support on port[0] = 21 [ 58.546377][ T8378] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.555854][ T8378] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.564502][ T8378] device bridge_slave_0 entered promiscuous mode [ 58.579894][ T8383] IPVS: ftp: loaded support on port[0] = 21 [ 58.598789][ T8378] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.611441][ T8378] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.620302][ T8378] device bridge_slave_1 entered promiscuous mode 03:48:42 executing program 3: creat(&(0x7f0000000200)='./file0\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100)='security.capability\x00', &(0x7f0000000180)=@v3, 0x18, 0x0) getxattr(&(0x7f0000000240)='./file0\x00', &(0x7f0000000340)=@known='system.posix_acl_access\x00', 0x0, 0x2) [ 58.695929][ T8378] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.732143][ T8378] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.774444][ T8381] chnl_net:caif_netlink_parms(): no params data found [ 58.833604][ T8378] team0: Port device team_slave_0 added [ 58.841454][ T8378] team0: Port device team_slave_1 added 03:48:43 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f00000002c0)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) bind$alg(0xffffffffffffffff, 0x0, 0x0) r1 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$sock_SIOCGSKNS(0xffffffffffffffff, 0x894c, &(0x7f0000000200)) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x9}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) dup2(0xffffffffffffffff, r1) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f00000000c0)={0x0, 0xff00}, 0x8) [ 58.985986][ T8378] device hsr_slave_0 entered promiscuous mode 03:48:43 executing program 5: perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f00000001c0)={0x18, 0x0, {0x4, @dev={[], 0xa}, 'lo\x00'}}, 0x1e) ioctl$PPPIOCGCHAN(r0, 0x80047437, &(0x7f0000000080)) sendmmsg(r0, &(0x7f0000005b40), 0x40000000000014d, 0x0) [ 59.113045][ T8378] device hsr_slave_1 entered promiscuous mode [ 59.216809][ T8388] IPVS: ftp: loaded support on port[0] = 21 [ 59.223600][ T8389] IPVS: ftp: loaded support on port[0] = 21 [ 59.236515][ T8383] chnl_net:caif_netlink_parms(): no params data found [ 59.254504][ T8381] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.261586][ T8381] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.269569][ T8381] device bridge_slave_0 entered promiscuous mode [ 59.278843][ T8381] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.286062][ T8381] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.293885][ T8381] device bridge_slave_1 entered promiscuous mode [ 59.341290][ T8391] IPVS: ftp: loaded support on port[0] = 21 [ 59.367879][ T8383] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.375519][ T8383] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.383458][ T8383] device bridge_slave_0 entered promiscuous mode [ 59.392712][ T8381] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.405366][ T8381] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.423595][ T8383] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.430721][ T8383] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.440267][ T8383] device bridge_slave_1 entered promiscuous mode [ 59.487701][ T8381] team0: Port device team_slave_0 added [ 59.495837][ T8381] team0: Port device team_slave_1 added [ 59.514048][ T8383] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.546631][ T8383] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.593891][ T8381] device hsr_slave_0 entered promiscuous mode [ 59.622927][ T8381] device hsr_slave_1 entered promiscuous mode [ 59.662441][ T8381] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.670142][ T8381] Cannot create hsr debugfs directory [ 59.751345][ T8389] chnl_net:caif_netlink_parms(): no params data found [ 59.766413][ T8383] team0: Port device team_slave_0 added [ 59.776303][ T8378] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.839485][ T8378] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.896974][ T8378] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.946339][ T8378] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.008265][ T8383] team0: Port device team_slave_1 added [ 60.105506][ T8383] device hsr_slave_0 entered promiscuous mode [ 60.162927][ T8383] device hsr_slave_1 entered promiscuous mode [ 60.222839][ T8383] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.230440][ T8383] Cannot create hsr debugfs directory [ 60.266346][ T8389] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.273571][ T8389] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.281119][ T8389] device bridge_slave_0 entered promiscuous mode [ 60.290164][ T8389] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.297739][ T8389] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.305395][ T8389] device bridge_slave_1 entered promiscuous mode [ 60.338320][ T8388] chnl_net:caif_netlink_parms(): no params data found [ 60.361525][ T8389] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.398645][ T8389] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.498397][ T8391] chnl_net:caif_netlink_parms(): no params data found [ 60.523332][ T8389] team0: Port device team_slave_0 added [ 60.531012][ T8389] team0: Port device team_slave_1 added [ 60.556495][ T8381] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.703995][ T8389] device hsr_slave_0 entered promiscuous mode [ 60.742614][ T8389] device hsr_slave_1 entered promiscuous mode [ 60.782312][ T8389] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.789901][ T8389] Cannot create hsr debugfs directory [ 60.795879][ T8388] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.803829][ T8388] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.811436][ T8388] device bridge_slave_0 entered promiscuous mode [ 60.823580][ T8388] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.830703][ T8388] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.838858][ T8388] device bridge_slave_1 entered promiscuous mode [ 60.846101][ T8381] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.899276][ T8381] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.974334][ T8383] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.015361][ T8383] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.074558][ T8381] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.131820][ T8388] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.142036][ T8383] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.187558][ T8383] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.256534][ T8388] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.266585][ T8391] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.273875][ T8391] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.281431][ T8391] device bridge_slave_0 entered promiscuous mode [ 61.290437][ T8391] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.297589][ T8391] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.305721][ T8391] device bridge_slave_1 entered promiscuous mode [ 61.340872][ T8391] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.378461][ T8388] team0: Port device team_slave_0 added [ 61.386270][ T8391] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.410762][ T8391] team0: Port device team_slave_0 added [ 61.443293][ T8388] team0: Port device team_slave_1 added [ 61.451049][ T8391] team0: Port device team_slave_1 added [ 61.487216][ T8389] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.545353][ T8389] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.605455][ T8389] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.664577][ T8389] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.714419][ T8378] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.785819][ T8391] device hsr_slave_0 entered promiscuous mode [ 61.832550][ T8391] device hsr_slave_1 entered promiscuous mode [ 61.882852][ T8391] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.890477][ T8391] Cannot create hsr debugfs directory [ 61.900420][ T8381] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.955159][ T8378] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.016326][ T8388] device hsr_slave_0 entered promiscuous mode [ 62.072924][ T8388] device hsr_slave_1 entered promiscuous mode [ 62.112395][ T8388] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.120000][ T8388] Cannot create hsr debugfs directory [ 62.127052][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.136636][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.168744][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.177411][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.185372][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.194298][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.203391][ T2805] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.210687][ T2805] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.226121][ T8381] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.240853][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.249116][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.257999][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.267647][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.274759][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.286677][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.296735][ T8383] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.338188][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.347290][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.355888][ T2789] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.363159][ T2789] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.371196][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.386952][ T8383] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.398171][ T8391] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.458469][ T8391] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.506653][ T8391] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.553707][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.561366][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.569218][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.578247][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.586597][ T2789] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.593684][ T2789] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.601160][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.609674][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.618105][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.656084][ T8391] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.696960][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.705054][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.713728][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.722086][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.730700][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.739081][ T2789] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.746175][ T2789] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.754039][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.763761][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.772431][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.780923][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.789432][ T2789] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.796534][ T2789] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.804109][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.812737][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.820997][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.829549][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.837781][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.846197][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.854794][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.863423][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.873339][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.881136][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.888923][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.897471][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.924855][ T8378] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.935439][ T8378] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.947850][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.957242][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.966226][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.974643][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.985429][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.012181][ T8381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.034875][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.046053][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.056342][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.067199][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.075664][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.093518][ T8389] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.120447][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.131132][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.157953][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.165979][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.181798][ T8381] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.198160][ T8389] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.205690][ T8388] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 63.251133][ T8378] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.258831][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.267435][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.276275][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.284220][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.291836][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.299607][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.314967][ T8383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.326319][ T8388] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 63.374573][ T8388] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 63.414533][ T8388] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 63.465784][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.476384][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.485244][ T2789] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.492523][ T2789] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.535416][ T8383] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.546575][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.555059][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.564038][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.572364][ T2789] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.579432][ T2789] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.587473][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.596123][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.605575][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.615125][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.624135][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.632829][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.641115][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.649633][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.658095][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.665610][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.673042][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.681205][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.725654][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.733723][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.743023][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.752816][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.761012][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.769996][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.778157][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.786296][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.794757][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.803614][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.811217][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.819684][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.827452][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.839372][ T8391] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.854047][ T8381] device veth0_vlan entered promiscuous mode [ 63.863059][ T8378] device veth0_vlan entered promiscuous mode [ 63.884515][ T8389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.907977][ T8378] device veth1_vlan entered promiscuous mode [ 63.916042][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.925323][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.933396][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.940968][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.950141][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.965295][ T8381] device veth1_vlan entered promiscuous mode [ 63.993792][ T8391] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.028730][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.038698][ T2768] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.062743][ T8388] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.072485][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.080673][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.109415][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.117399][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.125429][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.134004][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.142456][ T2788] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.149490][ T2788] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.157409][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.166296][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.174648][ T2788] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.181674][ T2788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.189618][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.198070][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.206888][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.215399][ T2788] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.226447][ T8383] device veth0_vlan entered promiscuous mode [ 64.243305][ T8383] device veth1_vlan entered promiscuous mode [ 64.253923][ T8389] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.291662][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.313261][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.321161][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 169.312221][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 169.319057][ C0] rcu: 0-...!: (10499 ticks this GP) idle=fda/1/0x4000000000000002 softirq=12041/12041 fqs=1 [ 169.330335][ C0] (t=10500 jiffies g=6681 q=107) [ 169.335377][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g6681 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 169.346478][ C0] rcu: RCU grace-period kthread stack dump: [ 169.352364][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 169.360258][ C0] Call Trace: [ 169.363562][ C0] __schedule+0x9a0/0xcc0 [ 169.367921][ C0] schedule+0x181/0x210 [ 169.372078][ C0] schedule_timeout+0x14f/0x240 [ 169.376932][ C0] ? run_local_timers+0x120/0x120 [ 169.381959][ C0] rcu_gp_kthread+0xed8/0x1770 [ 169.386775][ C0] kthread+0x332/0x350 [ 169.390840][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 169.395950][ C0] ? kthread_blkcg+0xe0/0xe0 [ 169.400549][ C0] ret_from_fork+0x24/0x30 [ 169.405002][ C0] NMI backtrace for cpu 0 [ 169.409328][ C0] CPU: 0 PID: 8399 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 169.417911][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.427973][ C0] Call Trace: [ 169.431261][ C0] [ 169.434114][ C0] dump_stack+0x1fb/0x318 [ 169.438438][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 169.443281][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 169.449442][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 169.455603][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 169.461585][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 169.467469][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 169.472579][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 169.477770][ C0] ? trace_hardirqs_off+0x74/0x80 [ 169.482801][ C0] update_process_times+0x12d/0x180 [ 169.488026][ C0] tick_sched_timer+0x263/0x420 [ 169.492893][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 169.498545][ C0] __hrtimer_run_queues+0x403/0x840 [ 169.503762][ C0] hrtimer_interrupt+0x38c/0xda0 [ 169.508715][ C0] ? debug_smp_processor_id+0x9/0x20 [ 169.514011][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 169.519558][ C0] apic_timer_interrupt+0xf/0x20 [ 169.524481][ C0] [ 169.527416][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50 [ 169.533483][ C0] Code: e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 <65> 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 [ 169.553094][ C0] RSP: 0018:ffffc90002087e08 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 169.561519][ C0] RAX: ffffffff814896c6 RBX: ffffea00029d1e00 RCX: ffff88809ab40000 [ 169.569494][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00029d1e00 [ 169.577478][ C0] RBP: ffffc90002087e30 R08: 000000000003a728 R09: ffffed1012f1cae9 [ 169.585558][ C0] R10: ffffed1012f1cae9 R11: 0000000000000000 R12: ffff8880954e26a0 [ 169.593542][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880978e5738 [ 169.601524][ C0] ? mod_memcg_page_state+0x16/0x190 [ 169.606811][ C0] ? free_thread_stack+0x124/0x590 [ 169.611926][ C0] ? mod_memcg_page_state+0x16/0x190 [ 169.617201][ C0] free_thread_stack+0x168/0x590 [ 169.622130][ C0] put_task_stack+0xa3/0x130 [ 169.626732][ C0] finish_task_switch+0x3f1/0x550 [ 169.631766][ C0] schedule_tail+0x20/0x1a0 [ 169.636263][ C0] ret_from_fork+0x8/0x30 [ 169.640596][ C0] RIP: 0033:0x45951a [ 169.644561][ C0] Code: Bad RIP value. [ 169.648615][ C0] RSP: 002b:00007ffeebf35420 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 169.657101][ C0] RAX: 0000000000000000 RBX: 00007ffeebf35420 RCX: 000000000045951a [ 169.667666][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 169.675974][ C0] RBP: 00007ffeebf35460 R08: 0000000000000001 R09: 0000000001f60940 [ 169.683936][ C0] R10: 0000000001f60c10 R11: 0000000000000246 R12: 0000000000000001 [ 169.691909][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffeebf354b0