[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 43.100345][ T23] audit: type=1800 audit(1575454629.303:25): pid=7957 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.119705][ T23] audit: type=1800 audit(1575454629.313:26): pid=7957 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.179429][ T23] audit: type=1800 audit(1575454629.313:27): pid=7957 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 '10.128.1.60' (ECDSA) to the list of known hosts. 2019/12/04 10:17:19 fuzzer started 2019/12/04 10:17:20 dialing manager at 10.128.0.26:36481 2019/12/04 10:17:20 syscalls: 2691 2019/12/04 10:17:20 code coverage: enabled 2019/12/04 10:17:20 comparison tracing: enabled 2019/12/04 10:17:20 extra coverage: extra coverage is not supported by the kernel 2019/12/04 10:17:20 setuid sandbox: enabled 2019/12/04 10:17:20 namespace sandbox: enabled 2019/12/04 10:17:20 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 10:17:20 fault injection: enabled 2019/12/04 10:17:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 10:17:20 net packet injection: enabled 2019/12/04 10:17:20 net device setup: enabled 2019/12/04 10:17:20 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 10:17:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 10:17:21 executing program 0: r0 = socket$inet(0x10, 0x2, 0xc) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000080)="240000000a0607051dfffd946fa2830020200a0009000100021d85680c1baba20400ff7e", 0x24}], 0x1}, 0x0) 10:17:21 executing program 1: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x1}}, 0x0) r0 = syz_open_dev$dri(&(0x7f00000001c0)='/dev/dri/card#\x00', 0x1, 0x0) ioctl(r0, 0xffffffffffffffc6, &(0x7f0000000040)) syzkaller login: [ 55.589524][ T8121] IPVS: ftp: loaded support on port[0] = 21 10:17:21 executing program 2: syz_open_dev$evdev(0x0, 0x0, 0x800000022402) gettid() perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000, 0x0, 0x0, 0x0, 0x0, 0x730, 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 = accept$inet6(0xffffffffffffff9c, 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r0) creat(&(0x7f0000000040)='./bus\x00', 0x0) r1 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_int(r1, 0x29, 0xb, &(0x7f0000000040)=0x8, 0x164) getsockopt$inet6_buf(r1, 0x29, 0x6, 0x0, &(0x7f0000000080)) fallocate(r1, 0x18, 0x2, 0x0) getpeername(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, 0x0, 0x3e) r2 = creat(&(0x7f00000000c0)='./bus\x00', 0x1) setpgid(0x0, 0x0) ftruncate(r2, 0x8200) getpgid(0x0) rt_tgsigqueueinfo(0x0, 0x0, 0x0, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x10, 0xffffffffffffffff, 0x0) lstat(0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) removexattr(0x0, 0x0) r3 = socket$inet6(0xa, 0x400000000001, 0x0) request_key(0x0, 0x0, 0x0, 0xfffffffffffffff9) add_key$keyring(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff) keyctl$search(0xa, 0x0, 0x0, 0x0, 0x0) ioctl$int_in(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet6_tcp_int(r3, 0x6, 0x19, &(0x7f000074fffc)=0x3, 0x348) r4 = dup(r3) setsockopt$inet6_tcp_int(r4, 0x6, 0x1b, &(0x7f00007b1000)=0x81, 0x4) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x7e, 0x0, 0xfffffffffffffd86) setns(0xffffffffffffffff, 0x0) bind$inet6(r3, &(0x7f0000000180)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) sendto$inet6(r3, 0x0, 0x0, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r5 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) sendfile(r4, r5, &(0x7f0000d83ff8), 0x8000fffffffe) [ 55.756891][ T8121] chnl_net:caif_netlink_parms(): no params data found [ 55.793330][ T8124] IPVS: ftp: loaded support on port[0] = 21 [ 55.815034][ T8121] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.822996][ T8121] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.831112][ T8121] device bridge_slave_0 entered promiscuous mode [ 55.840385][ T8121] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.847808][ T8121] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.855635][ T8121] device bridge_slave_1 entered promiscuous mode [ 55.913073][ T8121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.943088][ T8121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 10:17:22 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000b40)=ANY=[@ANYBLOB="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"], &(0x7f0000000140)='vS\xfdIG|\x8aL[\xf2\'\x9c\xea\xb1\xc0\xb1\x19\x91\x9d/Q\xd9\xe3T\xce\xdax;\x02%\xc5\x1c\xd5GA\xad[(\xbblZ\x01\x1dF\x92#]%sj\xd0i\xc6C\x1f&\xe2\xc5\xa5z\x7f\xe1 \xfb\xc27\x03\x84\x8e\xef\x82-\xfc$$\xaf\v\xbd\x95\x1e\x0f\xbeVI\xec\r!\f\x86\xf5\xfb[Y\x1e\xd4\xdfc\xb1\xc8\xa2\xc1/5\xffr\x1f\x80@\xb8F\xea\xde\x93\xa1\xcb6\xee\xf2\xce\x95\xf2\xfdxR\x17F\xad\xc1~\xa2\x97=O^o\"\xbb\xa8\x9746'}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') [ 56.024151][ T8121] team0: Port device team_slave_0 added [ 56.033076][ T8121] team0: Port device team_slave_1 added [ 56.084915][ T8124] chnl_net:caif_netlink_parms(): no params data found [ 56.123213][ T8127] IPVS: ftp: loaded support on port[0] = 21 [ 56.154922][ T8121] device hsr_slave_0 entered promiscuous mode [ 56.212213][ T8121] device hsr_slave_1 entered promiscuous mode 10:17:22 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000040)={{}, 'syz1\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\xe2\xb3\x00'}) ioctl$UI_DEV_CREATE(r0, 0x5501) ioctl$UI_DEV_SETUP(r0, 0x405c5503, 0x0) [ 56.289828][ T8129] IPVS: ftp: loaded support on port[0] = 21 [ 56.341289][ T8124] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.348506][ T8124] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.371946][ T8124] device bridge_slave_0 entered promiscuous mode [ 56.409392][ T8124] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.421064][ T8124] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.429644][ T8124] device bridge_slave_1 entered promiscuous mode [ 56.513715][ T8121] netdevsim netdevsim0 netdevsim0: renamed from eth0 10:17:22 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=@newlink={0x3c, 0x10, 0x501, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0xc, 0x2, [@IFLA_BR_MCAST_MLD_VERSION={0x8, 0x2e}]}}}]}, 0x3c}}, 0x0) [ 56.569538][ T8124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.585469][ T8131] IPVS: ftp: loaded support on port[0] = 21 [ 56.606349][ T8121] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.654039][ T8121] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.710235][ T8124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.750200][ T8121] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.759777][ T8133] IPVS: ftp: loaded support on port[0] = 21 [ 56.828724][ T8124] team0: Port device team_slave_0 added [ 56.838827][ T8124] team0: Port device team_slave_1 added [ 56.880325][ T8127] chnl_net:caif_netlink_parms(): no params data found [ 56.937888][ T8129] chnl_net:caif_netlink_parms(): no params data found [ 57.034191][ T8124] device hsr_slave_0 entered promiscuous mode [ 57.081482][ T8124] device hsr_slave_1 entered promiscuous mode [ 57.121276][ T8124] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.133176][ T8127] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.140258][ T8127] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.148272][ T8127] device bridge_slave_0 entered promiscuous mode [ 57.158800][ T8127] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.166325][ T8127] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.174286][ T8127] device bridge_slave_1 entered promiscuous mode [ 57.229376][ T8127] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.245686][ T8129] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.253346][ T8129] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.261350][ T8129] device bridge_slave_0 entered promiscuous mode [ 57.269545][ T8129] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.276716][ T8129] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.284907][ T8129] device bridge_slave_1 entered promiscuous mode [ 57.297298][ T8127] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.321723][ T8127] team0: Port device team_slave_0 added [ 57.342149][ T8127] team0: Port device team_slave_1 added [ 57.359012][ T8129] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.395213][ T8129] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.410670][ T8124] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.444218][ T8124] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.543883][ T8127] device hsr_slave_0 entered promiscuous mode [ 57.591284][ T8127] device hsr_slave_1 entered promiscuous mode [ 57.641028][ T8127] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.678073][ T8124] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.734889][ T8124] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.784148][ T8129] team0: Port device team_slave_0 added [ 57.799942][ T8129] team0: Port device team_slave_1 added [ 57.817068][ T8131] chnl_net:caif_netlink_parms(): no params data found [ 57.887095][ T8131] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.895127][ T8131] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.903133][ T8131] device bridge_slave_0 entered promiscuous mode [ 57.910268][ T8127] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.975579][ T8127] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.034708][ T8133] chnl_net:caif_netlink_parms(): no params data found [ 58.059661][ T8131] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.068229][ T8131] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.075946][ T8131] device bridge_slave_1 entered promiscuous mode [ 58.090677][ T8127] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.153732][ T8127] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.232799][ T8129] device hsr_slave_0 entered promiscuous mode [ 58.271324][ T8129] device hsr_slave_1 entered promiscuous mode [ 58.311062][ T8129] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.343513][ T8121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.352864][ T8133] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.361202][ T8133] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.368790][ T8133] device bridge_slave_0 entered promiscuous mode [ 58.378159][ T8131] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.388986][ T8131] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.403140][ T8133] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.410226][ T8133] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.420704][ T8133] device bridge_slave_1 entered promiscuous mode [ 58.466199][ T8133] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.479922][ T8131] team0: Port device team_slave_0 added [ 58.498969][ T8124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.512817][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.521081][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.529857][ T8133] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.540652][ T8131] team0: Port device team_slave_1 added [ 58.555972][ T8121] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.583637][ T8124] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.599988][ T8133] team0: Port device team_slave_0 added [ 58.607271][ T8133] team0: Port device team_slave_1 added [ 58.618206][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.626476][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.635184][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.643868][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.652532][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.659685][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.667817][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.677282][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.685736][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.692811][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.704493][ T8129] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.763789][ T8129] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.793028][ T8129] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.833199][ T8129] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.874220][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.882813][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.942856][ T8131] device hsr_slave_0 entered promiscuous mode [ 58.991599][ T8131] device hsr_slave_1 entered promiscuous mode [ 59.031129][ T8131] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.113742][ T8133] device hsr_slave_0 entered promiscuous mode [ 59.171500][ T8133] device hsr_slave_1 entered promiscuous mode [ 59.211076][ T8133] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.256777][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.266055][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.274976][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.282127][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.302008][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.311262][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.319583][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.326673][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.334439][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.343261][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.370467][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.380332][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.389183][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.399897][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.409186][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.417890][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.426370][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.435257][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.457046][ T8131] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.494308][ T8131] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.566084][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.578139][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.586979][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.597952][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.607152][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.617720][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.633373][ T8131] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.682627][ T8133] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.730276][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.739830][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.748690][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.758133][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.767762][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.776257][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.785974][ T8121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.795421][ T8131] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.874218][ T8133] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.935691][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.949529][ T8127] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.966076][ T8133] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.013218][ T8133] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.080029][ T8127] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.106338][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.114544][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.123027][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.130503][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.152516][ T8124] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.179800][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.189128][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.197756][ T3696] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.204957][ T3696] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.215382][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.223184][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.253088][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.264974][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.274178][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.283809][ T8139] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.290953][ T8139] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.298509][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.307354][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.316639][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.326029][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.334703][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.343527][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.363333][ T8129] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.374168][ T8121] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.388823][ T8127] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.402421][ T8127] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.421769][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.429676][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.439793][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.448458][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.457153][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.466070][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.482791][ T8129] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.494022][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.502316][ T8139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.515251][ T8131] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.532092][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.540686][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.554885][ T8141] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.562029][ T8141] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.570611][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.584812][ T8133] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.617964][ T8131] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.658586][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.675850][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.686829][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.693960][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.711601][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.720580][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.735847][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.745694][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.759032][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.768580][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.836849][ T8147] netlink: 'syz-executor.0': attribute type 1 has an invalid length. [ 165.700840][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.707715][ C1] rcu: 1-...!: (1 GPs behind) idle=5fe/1/0x4000000000000002 softirq=11778/11779 fqs=8 [ 165.717613][ C1] (t=10501 jiffies g=6421 q=150) [ 165.722638][ C1] rcu: rcu_preempt kthread starved for 10486 jiffies! g6421 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 165.733721][ C1] rcu: RCU grace-period kthread stack dump: [ 165.739686][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.747584][ C1] Call Trace: [ 165.750883][ C1] __schedule+0x9a0/0xcc0 [ 165.755208][ C1] schedule+0x181/0x210 [ 165.759353][ C1] schedule_timeout+0x14f/0x240 [ 165.764189][ C1] ? run_local_timers+0x120/0x120 [ 165.769203][ C1] rcu_gp_kthread+0xed8/0x1770 [ 165.773962][ C1] kthread+0x332/0x350 [ 165.778016][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 165.783110][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.787691][ C1] ret_from_fork+0x24/0x30 [ 165.792368][ C1] NMI backtrace for cpu 1 [ 165.796689][ C1] CPU: 1 PID: 8144 Comm: syz-executor.1 Not tainted 5.4.0-syzkaller #0 [ 165.805080][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.815138][ C1] Call Trace: [ 165.818409][ C1] [ 165.821249][ C1] dump_stack+0x1fb/0x318 [ 165.825572][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.830410][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.836555][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.842611][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.848603][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.854483][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.859591][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.864789][ C1] ? trace_hardirqs_off+0x74/0x80 [ 165.869810][ C1] update_process_times+0x12d/0x180 [ 165.875092][ C1] tick_sched_timer+0x263/0x420 [ 165.879933][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.885469][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.890703][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.896777][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.902836][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.908369][ C1] apic_timer_interrupt+0xf/0x20 [ 165.913297][ C1] [ 165.916242][ C1] RIP: 0010:free_thread_stack+0x18b/0x590 [ 165.922037][ C1] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a0 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 eb 9f 69 00 48 8b 1b e9 82 ff ff ff e8 5e 2a 2e [ 165.941629][ C1] RSP: 0018:ffffc90002827e40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.950165][ C1] RAX: 1ffff11014ec67f1 RBX: ffff8880a7633f88 RCX: ffff88809f466040 [ 165.958134][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00026164c0 [ 165.966102][ C1] RBP: ffffc90002827e78 R08: 000000000003a728 R09: ffffed1013e11697 [ 165.974061][ C1] R10: ffffed1013e11697 R11: 0000000000000000 R12: ffff8880a9aa8020 [ 165.982124][ C1] R13: dffffc0000000000 R14: 1ffff11015355004 R15: ffff88809f08b4a8 [ 165.990121][ C1] put_task_stack+0xa3/0x130 [ 165.994715][ C1] finish_task_switch+0x3f1/0x550 [ 165.999734][ C1] schedule_tail+0x20/0x1a0 [ 166.004235][ C1] ret_from_fork+0x8/0x30 [ 166.008555][ C1] RIP: 0033:0x45d049 [ 166.012463][ C1] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 166.032058][ C1] RSP: 002b:00007fb5f218bdb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 166.040459][ C1] RAX: 0000000000000000 RBX: 00007fb5f218c700 RCX: 000000000045d049 [ 166.048417][ C1] RDX: 00007fb5f218c9d0 RSI: 00007fb5f218bdb0 RDI: 00000000003d0f00 [ 166.056375][ C1] RBP: 00007fffe5a87120 R08: 00007fb5f218c700 R09: 00007fb5f218c700 [ 166.064333][ C1] R10: 00007fb5f218c9d0 R11: 0000000000000202 R12: 0000000000000000 [ 166.072294][ C1] R13: 00007fffe5a86fbf R14: 00007fb5f218c9c0 R15: 000000000075bf2c