[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.920476][ T23] audit: type=1800 audit(1575331507.491:25): pid=8028 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.953219][ T23] audit: type=1800 audit(1575331507.491:26): pid=8028 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.983936][ T23] audit: type=1800 audit(1575331507.491:27): pid=8028 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 '10.128.0.57' (ECDSA) to the list of known hosts. 2019/12/03 00:05:17 fuzzer started 2019/12/03 00:05:19 dialing manager at 10.128.0.26:38907 2019/12/03 00:05:19 syscalls: 2697 2019/12/03 00:05:19 code coverage: enabled 2019/12/03 00:05:19 comparison tracing: enabled 2019/12/03 00:05:19 extra coverage: extra coverage is not supported by the kernel 2019/12/03 00:05:19 setuid sandbox: enabled 2019/12/03 00:05:19 namespace sandbox: enabled 2019/12/03 00:05:19 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 00:05:19 fault injection: enabled 2019/12/03 00:05:19 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 00:05:19 net packet injection: enabled 2019/12/03 00:05:19 net device setup: enabled 2019/12/03 00:05:19 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 00:05:19 devlink PCI setup: PCI device 0000:00:10.0 is not available 00:05:20 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) close(r0) openat$cuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/cuse\x00', 0x121102, 0x0) io_setup(0x4, &(0x7f0000000300)=0x0) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000540)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r0, &(0x7f0000000000)="100000000600"/16, 0x10}]) 00:05:20 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @broadcast}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x1, &(0x7f0000000040)=@gcm_256={{}, "018000da7d469c04", "02a839a6c7986edc3f8a6200c88e37de79b97525cedefaa0bded32e7d887ec99", "0000ef00", "00943f4aece800"}, 0x38) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) writev(r0, &(0x7f0000000440)=[{&(0x7f00000002c0)="0a99b3e3930870dcd4c6d68e6abe088af4ccdbe6dc85ed63bcee4834cd53f8a19cfad53574230c17377bd7b3eb23d9008f0c69b08db538753bcf550f05d219f8c6ca03228dd8d293261ba079190f47d70c95a97fe5d4cb7511e180f73e8ef5e2f7ee4f47c1a036e37e87414e615396eeb918828e", 0x74}, {&(0x7f0000000840)="b5252522629f34a16eef84ce1b0063a44d2793e337dc2c6bb2d88107b89a1516610f2003d59c73b5c7e008a287d2a1d473414b1adeb4ca87742298b064ae974e919c80525175804799682d67fca4f9defe5754c03f", 0x55}], 0x2) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr\x00', 0x4) write$binfmt_script(r0, &(0x7f00000008c0)=ANY=[@ANYBLOB="23ff1f0a8117fb62d5eb1b3c750c75c5533f018823a16997c30a069cb5b742686128af8baad097514187691d92010000009e3d9fe86db57e1d384bfe3042c49ef9134937af481f2b44e023b3884e0efb76d2659a715f3b513e33fd96c9d3ffafed9390b357a4000000000000000a010000000003000000000832ff0769dea9ed32487d2bf1ac37afcf98d817857774004608d609000000701f793b97fdcccc622708000000e69857745a81f6ffbe89000097559772f645e9898fb9d669af77969a55b1c39ba61db340846bc6eb55009832"], 0xd1) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600)=0xda9, 0x4) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) sendto$inet(r0, &(0x7f00000012c0)="0c268a927f1f6588b967481241ba7860f922f65ac618ded8974895abeaf4b4834ff922b3f1e0b02bd67aa03059bcecc7a95425a3a07e758044ab4ea6f7ae55d88fecf90b1a7511bf746bec66ba", 0xfe6a, 0x11, 0x0, 0x27) syzkaller login: [ 57.415572][ T8193] IPVS: ftp: loaded support on port[0] = 21 00:05:21 executing program 2: mkdir(&(0x7f0000000040)='./file1\x00', 0x0) link(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000100)='./file1/file0\x00') [ 57.580998][ T8193] chnl_net:caif_netlink_parms(): no params data found [ 57.593276][ T8195] IPVS: ftp: loaded support on port[0] = 21 [ 57.691010][ T8193] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.714851][ T8193] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.734845][ T8193] device bridge_slave_0 entered promiscuous mode [ 57.760028][ T8193] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.770080][ T8198] IPVS: ftp: loaded support on port[0] = 21 [ 57.778312][ T8193] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.789818][ T8193] device bridge_slave_1 entered promiscuous mode 00:05:21 executing program 3: perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x0, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r0, 0x0, r0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000800)='/group.sta\x9f\xd4\xd6\x00+\x04\x85\xa6\xfa\x15\xb3[\xa6\x94!\xf2\x04\xde\x00\x00\x00\xb9\x0f\xf8`\xe0\x10&+\xaf\xacu\nm\\\xe2Y\b\x00\x00\x00\xd9DXX>\xef/\xc5\x97\xea\x93\xa7\xde\xc9\xb4\x16\x8eg\a\x00\x00\x00\x00\x00\x00\x8b\xc4G\x8f\x8e\xd8[T|i$\x88\x04\x00\x00\x00\x00\x00\x00\x00\x90\x1eB\x8b\x98\xad\xd17UQ\xe15\x84\x8f\xea\x98\xc6\xe3WE\x11\xe0\xc6\x1f\xf2=t\xe0X4\xbac\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00', 0x2761, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r1, 0x0, r1) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet_udplite(0x2, 0x2, 0x88) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)) r2 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000300)='/dev/uhid\x00', 0x2, 0x0) write$UHID_CREATE(r2, &(0x7f0000000340)={0x0, 'syz0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xec\xff\xff\xff\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00#\x00', 'syz0\x00', 'syz0\x00', &(0x7f0000000480)=""/195, 0xc3}, 0x120) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2804, 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) writev(r2, &(0x7f0000000180)=[{&(0x7f0000000040), 0xb5}], 0x8) [ 57.868135][ T8193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.902684][ T8193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.930755][ T8195] chnl_net:caif_netlink_parms(): no params data found [ 58.031876][ T8193] team0: Port device team_slave_0 added [ 58.071915][ T8193] team0: Port device team_slave_1 added 00:05:21 executing program 4: gettid() setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0xa00000000000000, 0x80, &(0x7f00000000c0)=@broute={'broute\x00', 0x20, 0x1, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000e00], 0x0, 0x0}, 0x78) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(0xffffffffffffffff, 0x84, 0x15, 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) socketpair(0x1, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8946, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb1Y\xa9\xc8J,`\xd2\x98\x00\x00\x00 ') socketpair(0x1, 0x4, 0x20, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x8946, 0x0) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) ptrace$getregs(0xffffffffffffffff, 0x0, 0x9, &(0x7f00000001c0)=""/68) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r3 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r3, &(0x7f00000000c0)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote}, 0x4, 0x1}}, 0x2e) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000180)) dup2(r1, r3) socketpair(0x0, 0x2, 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x8946, &(0x7f0000001900)='lo\x00\x96o\xd6Q\xb1Y\xa9\xc8J,`\xd2\x98\x00\x00\x00 ') [ 58.119271][ T8198] chnl_net:caif_netlink_parms(): no params data found [ 58.127976][ T8195] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.137642][ T8195] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.146635][ T8195] device bridge_slave_0 entered promiscuous mode [ 58.207393][ T8193] device hsr_slave_0 entered promiscuous mode [ 58.257563][ T8193] device hsr_slave_1 entered promiscuous mode [ 58.310528][ T8195] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.320810][ T8195] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.336225][ T8195] device bridge_slave_1 entered promiscuous mode [ 58.359932][ T8202] IPVS: ftp: loaded support on port[0] = 21 00:05:21 executing program 5: r0 = socket$inet6(0xa, 0x3, 0x81) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000100)={0x2, 0x4e20, @broadcast}, 0x10) setsockopt$sock_int(r1, 0x1, 0x3c, &(0x7f0000000440)=0x1, 0xffe6) sendto$inet(r1, 0x0, 0x0, 0x20000000, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) sendmmsg$inet(r1, &(0x7f0000001980)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)='t', 0x1}], 0x1}}], 0x1, 0x600d054) sendto$inet(r1, &(0x7f0000000040)="ce", 0x1, 0x0, 0x0, 0x0) [ 58.385367][ T8198] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.392552][ T8198] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.400594][ T8198] device bridge_slave_0 entered promiscuous mode [ 58.421522][ T8204] IPVS: ftp: loaded support on port[0] = 21 [ 58.437209][ T8195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.447006][ T8198] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.454067][ T8198] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.463937][ T8198] device bridge_slave_1 entered promiscuous mode [ 58.484425][ T8195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.518187][ T8193] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.557278][ T8193] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.609358][ T8193] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.668682][ T8193] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.738169][ T8195] team0: Port device team_slave_0 added [ 58.752177][ T8206] IPVS: ftp: loaded support on port[0] = 21 [ 58.772185][ T8198] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.783871][ T8198] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.795818][ T8195] team0: Port device team_slave_1 added [ 58.897575][ T8195] device hsr_slave_0 entered promiscuous mode [ 58.955101][ T8195] device hsr_slave_1 entered promiscuous mode [ 58.996365][ T8195] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.040278][ T8198] team0: Port device team_slave_0 added [ 59.060585][ T8198] team0: Port device team_slave_1 added [ 59.134613][ T8202] chnl_net:caif_netlink_parms(): no params data found [ 59.197168][ T8198] device hsr_slave_0 entered promiscuous mode [ 59.245196][ T8198] device hsr_slave_1 entered promiscuous mode [ 59.284878][ T8198] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.310701][ T8195] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.380420][ T8195] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.450102][ T8195] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.559012][ T8195] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.638672][ T8202] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.646794][ T8202] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.654376][ T8202] device bridge_slave_0 entered promiscuous mode [ 59.666149][ T8206] chnl_net:caif_netlink_parms(): no params data found [ 59.677034][ T8198] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.729121][ T8198] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.776822][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 59.786614][ T8202] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.793704][ T8202] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.801689][ T8202] device bridge_slave_1 entered promiscuous mode [ 59.824330][ T8202] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.833597][ T8198] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.887137][ T8198] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.959204][ T8202] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.990358][ T8193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.026579][ T8202] team0: Port device team_slave_0 added [ 60.032542][ T8206] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.040387][ T8206] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.049137][ T8206] device bridge_slave_0 entered promiscuous mode [ 60.061548][ T8206] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.069646][ T8206] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.077515][ T8206] device bridge_slave_1 entered promiscuous mode [ 60.089048][ T8193] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.098418][ T8202] team0: Port device team_slave_1 added [ 60.120616][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.128619][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.136557][ T8204] device bridge_slave_0 entered promiscuous mode [ 60.144539][ T8207] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.153406][ T8207] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.227685][ T8202] device hsr_slave_0 entered promiscuous mode [ 60.255175][ T8202] device hsr_slave_1 entered promiscuous mode [ 60.294901][ T8202] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.307422][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.314544][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.322662][ T8204] device bridge_slave_1 entered promiscuous mode [ 60.329758][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.339198][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.348001][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.355178][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.363111][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.372657][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.381173][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.388236][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.406208][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.414032][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.422856][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.431679][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.441297][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.449629][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.458218][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.470235][ T8206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.491050][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.519327][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.527592][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.537371][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.549925][ T8206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.571431][ T8206] team0: Port device team_slave_0 added [ 60.580283][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.607621][ T8198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.616391][ T8206] team0: Port device team_slave_1 added [ 60.638302][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.646660][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.669022][ T8193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.700732][ T8195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.710328][ T8204] team0: Port device team_slave_0 added [ 60.717947][ T8202] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.827719][ T8206] device hsr_slave_0 entered promiscuous mode [ 60.865307][ T8206] device hsr_slave_1 entered promiscuous mode [ 60.905073][ T8206] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.921208][ T8204] team0: Port device team_slave_1 added [ 60.930177][ T8202] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.978952][ T8202] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.046618][ T8202] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.088891][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.097134][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.105615][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.113250][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.123675][ T8198] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.154874][ T8195] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.178713][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.189177][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.198541][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.205646][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.213244][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.221988][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.230550][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.237650][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.245299][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.253002][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.261489][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.316918][ T8204] device hsr_slave_0 entered promiscuous mode [ 61.345209][ T8204] device hsr_slave_1 entered promiscuous mode [ 61.375880][ T8204] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.411191][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.420514][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.429328][ T2991] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.436526][ T2991] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.445043][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.453479][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.462435][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.470972][ T2991] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.478064][ T2991] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.485866][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.494907][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.503347][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.512358][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.521002][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.529661][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.538629][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.547787][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.555912][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.569645][ T8193] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.581055][ T8206] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 61.616887][ T8206] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 61.657195][ T8206] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.696973][ T8206] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.779474][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.788569][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.798030][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.807044][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.816382][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.849836][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.858288][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.868308][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.877172][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.885719][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.893909][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.902953][ T8198] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.939624][ T8195] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.963138][ T8195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 166.974696][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.981612][ C0] rcu: 0-...!: (10499 ticks this GP) idle=d06/1/0x4000000000000002 softirq=10549/10549 fqs=0 [ 166.993300][ C0] (t=10501 jiffies g=6421 q=45) [ 166.998688][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g6421 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.010021][ C0] rcu: RCU grace-period kthread stack dump: [ 167.015924][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.023830][ C0] Call Trace: [ 167.027166][ C0] __schedule+0x9a0/0xcc0 [ 167.031516][ C0] schedule+0x181/0x210 [ 167.035697][ C0] schedule_timeout+0x14f/0x240 [ 167.040552][ C0] ? run_local_timers+0x120/0x120 [ 167.045571][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.050351][ C0] kthread+0x332/0x350 [ 167.054410][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.059521][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.064143][ C0] ret_from_fork+0x24/0x30 [ 167.068675][ C0] NMI backtrace for cpu 0 [ 167.073024][ C0] CPU: 0 PID: 8195 Comm: syz-executor.1 Not tainted 5.4.0-syzkaller #0 [ 167.081353][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.092114][ C0] Call Trace: [ 167.095423][ C0] [ 167.098287][ C0] dump_stack+0x1fb/0x318 [ 167.107002][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.112518][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.118686][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.124930][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.131192][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.137111][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.142234][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.147448][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.152485][ C0] update_process_times+0x12d/0x180 [ 167.157707][ C0] tick_sched_timer+0x263/0x420 [ 167.162548][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.168083][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.173719][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.178659][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.183934][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.189472][ C0] apic_timer_interrupt+0xf/0x20 [ 167.194396][ C0] [ 167.197325][ C0] RIP: 0010:mod_memcg_page_state+0x0/0x190 [ 167.203122][ C0] Code: 48 8b 3b e8 12 c1 5f 00 eb 0c e8 0b 29 2e 00 eb 05 e8 04 29 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 da 28 2e 00 [ 167.223494][ C0] RSP: 0018:ffffc900024b6c88 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.231904][ C0] RAX: 1ffff110131a9901 RBX: ffff888098d4c808 RCX: 0000000000000000 [ 167.239955][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00029edb00 [ 167.248028][ C0] RBP: ffffc900024b6cc8 R08: dffffc0000000000 R09: fffffbfff120248a [ 167.256086][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888098d4c8a0 [ 167.264131][ C0] R13: dffffc0000000000 R14: 1ffff110131a9914 R15: ffff88809097b628 [ 167.272109][ C0] ? free_thread_stack+0x168/0x590 [ 167.277221][ C0] put_task_stack+0xa3/0x130 [ 167.282149][ C0] finish_task_switch+0x3f1/0x550 [ 167.287166][ C0] __schedule+0x9a8/0xcc0 [ 167.291861][ C0] ? ___preempt_schedule+0x16/0x18 [ 167.296997][ C0] preempt_schedule+0xdb/0x120 [ 167.301863][ C0] ___preempt_schedule+0x16/0x18 [ 167.306806][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 167.311573][ C0] ? vprintk_emit+0x368/0x3a0 [ 167.316350][ C0] vprintk_emit+0x36d/0x3a0 [ 167.320859][ C0] vprintk_default+0x28/0x30 [ 167.327274][ C0] vprintk_func+0x158/0x170 [ 167.331768][ C0] printk+0x62/0x8d [ 167.335574][ C0] ? addrconf_notify+0xd37/0x3c90 [ 167.340585][ C0] ? addrconf_notify+0x779/0x3c90 [ 167.345602][ C0] addrconf_notify+0x2c8d/0x3c90 [ 167.351136][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 167.356409][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 167.361780][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.367319][ C0] ? trace_hardirqs_on+0x74/0x80 [ 167.372246][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 167.377625][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.384196][ C0] ? tls_dev_event+0x619/0xc00 [ 167.388948][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 167.394480][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 167.399671][ C0] raw_notifier_call_chain+0xec/0x190 [ 167.405036][ C0] netdev_state_change+0x147/0x1f0 [ 167.410141][ C0] hsr_check_carrier_and_operstate+0x434/0x730 [ 167.416721][ C0] hsr_netdev_notify+0x2aa/0x9f0 [ 167.421648][ C0] raw_notifier_call_chain+0xec/0x190 [ 167.427017][ C0] __dev_notify_flags+0x24d/0x4d0 [ 167.432495][ C0] dev_change_flags+0xec/0x190 [ 167.437861][ C0] do_setlink+0xb2e/0x3960 [ 167.442268][ C0] ? memset+0x31/0x40 [ 167.446243][ C0] ? __nla_validate_parse+0x18cd/0x1f40 [ 167.451885][ C0] ? __kasan_check_read+0x11/0x20 [ 167.456899][ C0] rtnl_newlink+0x14dd/0x1bd0 [ 167.461564][ C0] ? rtnl_newlink+0x371/0x1bd0 [ 167.466461][ C0] ? __mutex_lock_common+0x4f5/0x2e10 [ 167.471818][ C0] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 167.476937][ C0] ? rcu_lock_release+0x9/0x30 [ 167.483040][ C0] ? rtnl_setlink+0x490/0x490 [ 167.487716][ C0] rtnetlink_rcv_msg+0x889/0xd40 [ 167.492664][ C0] ? rcu_lock_release+0x9/0x30 [ 167.497420][ C0] ? rcu_lock_release+0x9/0x30 [ 167.502183][ C0] ? rcu_lock_release+0x9/0x30 [ 167.506961][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 167.511716][ C0] ? rtnetlink_bind+0x80/0x80 [ 167.516390][ C0] rtnetlink_rcv+0x1c/0x20 [ 167.520955][ C0] netlink_unicast+0x767/0x920 [ 167.525831][ C0] netlink_sendmsg+0xa21/0xd40 [ 167.530594][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 167.536735][ C0] __sys_sendto+0x442/0x5e0 [ 167.541252][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 167.547310][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 167.553203][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.558669][ C0] __x64_sys_sendto+0xe5/0x100 [ 167.563423][ C0] do_syscall_64+0xf7/0x1c0 [ 167.567916][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.573793][ C0] RIP: 0033:0x414373 [ 167.577678][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d fd 40 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 167.598836][ C0] RSP: 002b:00007ffdc0adac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 167.607237][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414373 [ 167.615198][ C0] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 167.623181][ C0] RBP: 0000000000000000 R08: 00007ffdc0adac80 R09: 000000000000000c [ 167.631174][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 167.639166][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003