[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 49.764706][ T28] audit: type=1800 audit(1578456833.674:25): pid=8351 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 49.784002][ T28] audit: type=1800 audit(1578456833.674:26): pid=8351 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 49.860952][ T28] audit: type=1800 audit(1578456833.674:27): pid=8351 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 '10.128.1.43' (ECDSA) to the list of known hosts. 2020/01/08 04:14:04 fuzzer started 2020/01/08 04:14:05 dialing manager at 10.128.0.26:35703 2020/01/08 04:14:06 syscalls: 2824 2020/01/08 04:14:06 code coverage: enabled 2020/01/08 04:14:06 comparison tracing: enabled 2020/01/08 04:14:06 extra coverage: enabled 2020/01/08 04:14:06 setuid sandbox: enabled 2020/01/08 04:14:06 namespace sandbox: enabled 2020/01/08 04:14:06 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:14:06 fault injection: enabled 2020/01/08 04:14:06 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:14:06 net packet injection: enabled 2020/01/08 04:14:06 net device setup: enabled 2020/01/08 04:14:06 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:14:06 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:14:07 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl(r0, 0x1, 0x0) 04:14:07 executing program 1: socket$inet6(0xa, 0x80003, 0xff) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x1f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x8000, 0x0, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x20000, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x100800000000002, 0x0) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000000500)=0x6, 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev, 0x4}, 0x1c) r1 = socket$inet(0x2b, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x4, &(0x7f0000000000), 0x18) socket$kcm(0xa, 0x5, 0x0) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x18, 0x0, 0x0) getpeername$inet6(r2, &(0x7f0000000780)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000880)=0x1c) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='children\x00') socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendfile(r4, r3, 0x0, 0x7) setsockopt(r4, 0x0, 0x101, &(0x7f0000000100)="51190e8a859fdbbcb6a77d1fa762596f7cd34fc05f65c32696b05057fd04286fede5bd", 0x23) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x890b, &(0x7f0000000000)) syz_open_dev$mouse(0x0, 0x0, 0x82000) perf_event_open(&(0x7f00000008c0)={0x5ca9fe48ab13afa3, 0x70, 0x7, 0x80, 0x2, 0x2, 0x0, 0xfffffffffffffe00, 0x22024, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x8, 0x0, @perf_config_ext={0x1, 0x7}, 0x8040, 0x1, 0x10001, 0x3, 0xdb5, 0xfff, 0x8}, 0x0, 0xc, 0xffffffffffffffff, 0x8) syz_open_procfs(0x0, &(0x7f0000000240)='auxv\x00') r5 = socket$packet(0x11, 0x20000000000003, 0x300) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000180)={'\x00', 0x0}) setsockopt$packet_add_memb(r5, 0x107, 0x1, &(0x7f0000000100)={r6, 0x1, 0x6, @remote}, 0x10) setsockopt$packet_add_memb(r5, 0x107, 0x1, &(0x7f0000000080)={r6, 0x1, 0x6, @broadcast}, 0x17) r7 = socket(0x100000000011, 0x2, 0x0) bind(r7, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) setsockopt$packet_drop_memb(r5, 0x107, 0x2, &(0x7f0000000000)={0x0, 0x1, 0x6, @remote}, 0x10) r8 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='children\x00') socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendfile(r9, r8, 0x0, 0x7) r10 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r10, 0xc004743e, &(0x7f0000000180)=""/246) syzkaller login: [ 63.285306][ T8517] IPVS: ftp: loaded support on port[0] = 21 [ 63.393857][ T8517] chnl_net:caif_netlink_parms(): no params data found [ 63.436820][ T8517] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.445610][ T8517] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.453920][ T8517] device bridge_slave_0 entered promiscuous mode [ 63.464287][ T8517] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.471417][ T8517] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.479587][ T8517] device bridge_slave_1 entered promiscuous mode [ 63.498643][ T8520] IPVS: ftp: loaded support on port[0] = 21 [ 63.509092][ T8517] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.520464][ T8517] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 04:14:07 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = socket$inet_udp(0x2, 0x2, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$nl_xfrm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000bfff0)={&(0x7f0000006440)=@updpolicy={0xb8, 0x19, 0x1, 0x0, 0x0, {{@in6=@mcast1={0xff, 0x4}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x2]}, 0x0, 0x0, 0x0, 0x0, 0xa, 0x80}}}, 0xb8}}, 0x0) [ 63.549116][ T8517] team0: Port device team_slave_0 added [ 63.559048][ T8517] team0: Port device team_slave_1 added [ 63.626988][ T8517] device hsr_slave_0 entered promiscuous mode [ 63.683689][ T8517] device hsr_slave_1 entered promiscuous mode [ 63.764322][ T8522] IPVS: ftp: loaded support on port[0] = 21 04:14:07 executing program 3: r0 = open(&(0x7f00003b6ff8)='./file0\x00', 0x10000000080040, 0x0) fcntl$setlease(r0, 0x400, 0x0) rename(&(0x7f0000fdbff8)='./file0\x00', &(0x7f0000000000)='./file1\x00') rt_sigprocmask(0x0, &(0x7f0000000080)={0xfffffffffffffffe}, 0x0, 0x8) rt_sigtimedwait(&(0x7f00009ac000)={0xfffffffffffffffd}, 0x0, 0x0, 0x8) creat(&(0x7f0000fdeff8)='./file1\x00', 0x0) close(r0) [ 63.845655][ T8520] chnl_net:caif_netlink_parms(): no params data found [ 63.967508][ T8520] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.993611][ T8520] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.001561][ T8520] device bridge_slave_0 entered promiscuous mode [ 64.024369][ T8517] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.058221][ T8520] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.072506][ T8520] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.080236][ T8520] device bridge_slave_1 entered promiscuous mode [ 64.106994][ T8517] netdevsim netdevsim0 netdevsim1: renamed from eth1 04:14:08 executing program 4: r0 = socket(0x10, 0x80002, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000600)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="cc000000240007051700"/20, @ANYRES32=r2, @ANYBLOB="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"], 0xcc}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000100)}], 0x4924924924924b7, 0x0) [ 64.160814][ T8526] IPVS: ftp: loaded support on port[0] = 21 [ 64.180841][ T8520] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.205988][ T8520] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.234330][ T8517] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.308058][ T8517] netdevsim netdevsim0 netdevsim3: renamed from eth3 04:14:08 executing program 5: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xfffffffffffffffe}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0xc0ca6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, 0x0}, 0x0) r0 = perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x67, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000280)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000180)='cpu\t&-6\n\x00\xff\x00\xdc.\xdf\xbbk\xad\x1b\xf3\xf6_|S\x93>\xb4\x15#b\x91\xec\xf2\x12\xbb\xd0\xcd0\xa4\xda\xa8\xe1o+\xbd}EV\xba0\xae\xee(4\xe4\x8d\x17\b\xa7\xb04G\xc28\xfb\x19\x94\xdf\x11JE\x02\x98Pm\x0f(\x98\xff\x05[\xd9\xad|\xa3\xc9Y~\xf4\xf7\xf9F\x9c\xf0\x83H\xb5\x12\xdeM\x802\x1f\xa6\x8a\x89\x1c') ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)='memory') sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001ac0)={0x0, 0x0, 0x0}, 0x0) [ 64.411473][ T8528] IPVS: ftp: loaded support on port[0] = 21 [ 64.448321][ T8520] team0: Port device team_slave_0 added [ 64.473358][ T8522] chnl_net:caif_netlink_parms(): no params data found [ 64.498490][ T8520] team0: Port device team_slave_1 added [ 64.635228][ T8520] device hsr_slave_0 entered promiscuous mode [ 64.673072][ T8520] device hsr_slave_1 entered promiscuous mode [ 64.732633][ T8520] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.740556][ T8520] Cannot create hsr debugfs directory [ 64.751435][ T8522] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.759406][ T8522] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.768011][ T8522] device bridge_slave_0 entered promiscuous mode [ 64.776663][ T8522] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.783829][ T8522] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.791573][ T8522] device bridge_slave_1 entered promiscuous mode [ 64.804108][ T8531] IPVS: ftp: loaded support on port[0] = 21 [ 64.840970][ T8522] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.853217][ T8522] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.939266][ T8522] team0: Port device team_slave_0 added [ 64.981185][ T8522] team0: Port device team_slave_1 added [ 64.994691][ T8526] chnl_net:caif_netlink_parms(): no params data found [ 65.008596][ T8528] chnl_net:caif_netlink_parms(): no params data found [ 65.087859][ T8517] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.175909][ T8522] device hsr_slave_0 entered promiscuous mode [ 65.212816][ T8522] device hsr_slave_1 entered promiscuous mode [ 65.262748][ T8522] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.270573][ T8522] Cannot create hsr debugfs directory [ 65.281156][ T8520] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 65.360894][ T8528] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.370442][ T8528] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.378519][ T8528] device bridge_slave_0 entered promiscuous mode [ 65.387806][ T8528] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.395871][ T8528] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.403963][ T8528] device bridge_slave_1 entered promiscuous mode [ 65.427551][ T8520] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.506754][ T8528] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.519988][ T8520] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.580195][ T8526] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.587452][ T8526] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.595150][ T8526] device bridge_slave_0 entered promiscuous mode [ 65.603939][ T8528] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.618590][ T8520] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.676913][ T8526] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.684073][ T8526] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.691668][ T8526] device bridge_slave_1 entered promiscuous mode [ 65.723035][ T8531] chnl_net:caif_netlink_parms(): no params data found [ 65.745524][ T8526] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.758976][ T8517] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.768097][ T8528] team0: Port device team_slave_0 added [ 65.790689][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.802927][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.811615][ T8526] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.832371][ T8526] team0: Port device team_slave_0 added [ 65.840203][ T8526] team0: Port device team_slave_1 added [ 65.853727][ T8528] team0: Port device team_slave_1 added [ 65.875939][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.888053][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.896651][ T2967] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.903831][ T2967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.912244][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.955075][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.965836][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.975379][ T2910] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.982749][ T2910] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.044194][ T8528] device hsr_slave_0 entered promiscuous mode [ 66.082737][ T8528] device hsr_slave_1 entered promiscuous mode [ 66.162535][ T8528] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.170105][ T8528] Cannot create hsr debugfs directory [ 66.184295][ T8531] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.191368][ T8531] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.199843][ T8531] device bridge_slave_0 entered promiscuous mode [ 66.211471][ T8531] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.218710][ T8531] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.227011][ T8531] device bridge_slave_1 entered promiscuous mode [ 66.234285][ T8522] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.296018][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.304672][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.366132][ T8526] device hsr_slave_0 entered promiscuous mode [ 66.422837][ T8526] device hsr_slave_1 entered promiscuous mode [ 66.472570][ T8526] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.480170][ T8526] Cannot create hsr debugfs directory [ 66.498046][ T8522] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.545246][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.554237][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.562939][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.571312][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.579976][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.588216][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.596654][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.613993][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.624163][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.644446][ T8531] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.655843][ T8531] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.665197][ T8522] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.719970][ T8517] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.754417][ T8522] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.826524][ T8531] team0: Port device team_slave_0 added [ 66.861914][ T8531] team0: Port device team_slave_1 added [ 66.876856][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.884756][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.908596][ T8520] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.932945][ T8528] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.966061][ T8517] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.982057][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.991390][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.005806][ T8520] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.014306][ T8528] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.049454][ T8528] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.145310][ T8531] device hsr_slave_0 entered promiscuous mode [ 67.202981][ T8531] device hsr_slave_1 entered promiscuous mode [ 67.262553][ T8531] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.273515][ T8531] Cannot create hsr debugfs directory [ 67.305071][ T8528] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.335774][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.344271][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.353117][ T2991] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.360223][ T2991] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.368109][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.376805][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.385337][ T2991] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.392455][ T2991] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.434001][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.441854][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.451579][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.461053][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.470973][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.479611][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.488228][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.502584][ T8526] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.560911][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.571318][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.581794][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.590513][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.599382][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.608688][ T8526] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.667556][ T8522] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.681879][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.691568][ T2991] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.700324][ T8526] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.757688][ T8517] device veth0_vlan entered promiscuous mode [ 67.771388][ T8520] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.779573][ T8526] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.808556][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.817446][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.846813][ T8522] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.855743][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.863578][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.871207][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.879298][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.892824][ T8517] device veth1_vlan entered promiscuous mode [ 67.921040][ T8531] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 67.980282][ T8531] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.036544][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.045494][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.054596][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.063410][ T2967] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.071274][ T2967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.078976][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.086783][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.095821][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.114740][ T8520] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.134586][ T8531] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.193171][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.201279][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.210715][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.220501][ T2910] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.227613][ T2910] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.235915][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.244780][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.253540][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.262257][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.271412][ T2910] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.279822][ T8531] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.338958][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.349249][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.358691][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.369031][ T2967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.417438][ T8528] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.427438][ T8522] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.440118][ T8522] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 173.422377][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.429235][ C1] rcu: 1-...!: (10499 ticks this GP) idle=31e/1/0x4000000000000002 softirq=13187/13187 fqs=1 [ 173.439822][ C1] (t=10500 jiffies g=6673 q=160) [ 173.444838][ C1] rcu: rcu_preempt kthread starved for 10498 jiffies! g6673 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 173.455929][ C1] rcu: RCU grace-period kthread stack dump: [ 173.461915][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 173.469802][ C1] Call Trace: [ 173.473084][ C1] __schedule+0x9a0/0xcc0 [ 173.477429][ C1] schedule+0x181/0x210 [ 173.481573][ C1] schedule_timeout+0x14f/0x240 [ 173.486413][ C1] ? run_local_timers+0x120/0x120 [ 173.491437][ C1] rcu_gp_kthread+0xed8/0x1770 [ 173.496218][ C1] kthread+0x332/0x350 [ 173.500278][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 173.505374][ C1] ? kthread_blkcg+0xe0/0xe0 [ 173.509961][ C1] ret_from_fork+0x24/0x30 [ 173.514374][ C1] NMI backtrace for cpu 1 [ 173.518692][ C1] CPU: 1 PID: 8537 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 173.527257][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.537297][ C1] Call Trace: [ 173.540570][ C1] [ 173.543423][ C1] dump_stack+0x1fb/0x318 [ 173.547745][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.552582][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.558721][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.565207][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.571174][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.577052][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.582156][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 173.587371][ C1] ? trace_hardirqs_off+0x74/0x80 [ 173.592394][ C1] update_process_times+0x12d/0x180 [ 173.597682][ C1] tick_sched_timer+0x263/0x420 [ 173.602547][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 173.608089][ C1] __hrtimer_run_queues+0x403/0x840 [ 173.613298][ C1] hrtimer_interrupt+0x38c/0xda0 [ 173.618256][ C1] ? debug_smp_processor_id+0x9/0x20 [ 173.623532][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 173.629067][ C1] apic_timer_interrupt+0xf/0x20 [ 173.633986][ C1] [ 173.636915][ C1] RIP: 0010:free_thread_stack+0x195/0x590 [ 173.642632][ C1] Code: 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 <48> 8b 1b e9 82 ff ff ff e8 be 2b 2e 00 43 80 3c 2e 00 75 18 eb 1e [ 173.662502][ C1] RSP: 0018:ffffc900025b7860 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 173.671540][ C1] RAX: 1ffff110116dad91 RBX: ffff88808b6d6c88 RCX: 0000000000040000 [ 173.679507][ C1] RDX: ffffc90002069000 RSI: 000000000003ffff RDI: 0000000000040000 [ 173.687482][ C1] RBP: ffffc900025b7898 R08: dffffc0000000000 R09: fffffbfff12c962d [ 173.695451][ C1] R10: fffffbfff12c962d R11: 0000000000000000 R12: ffff88808b6d6d20 [ 173.703430][ C1] R13: dffffc0000000000 R14: 1ffff110116dada4 R15: ffff8880a37d9838 [ 173.711421][ C1] put_task_stack+0xa3/0x130 [ 173.716011][ C1] finish_task_switch+0x3f1/0x550 [ 173.721032][ C1] __schedule+0x9a8/0xcc0 [ 173.725447][ C1] ? ___preempt_schedule+0x16/0x18 [ 173.730545][ C1] preempt_schedule+0xdb/0x120 [ 173.735300][ C1] ___preempt_schedule+0x16/0x18 [ 173.740233][ C1] try_to_wake_up+0xe78/0x1050 [ 173.744998][ C1] ? do_raw_spin_unlock+0x142/0x950 [ 173.750189][ C1] wake_up_q+0x8c/0xe0 [ 173.754250][ C1] futex_wake+0x51c/0x6f0 [ 173.758582][ C1] do_futex+0x3f5/0x3d60 [ 173.762834][ C1] ? __lock_acquire+0xc75/0x1be0 [ 173.767773][ C1] ? trace_hardirqs_on+0x74/0x80 [ 173.772700][ C1] ? task_work_run+0x139/0x1b0 [ 173.777453][ C1] ? __might_fault+0xf9/0x160 [ 173.782139][ C1] ? __might_fault+0xf9/0x160 [ 173.786810][ C1] ? check_preemption_disabled+0xb4/0x260 [ 173.792516][ C1] ? debug_smp_processor_id+0x9/0x20 [ 173.797800][ C1] __se_sys_futex+0x28c/0x360 [ 173.802471][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 173.808357][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 173.814066][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.819517][ C1] __x64_sys_futex+0xe5/0x100 [ 173.824203][ C1] do_syscall_64+0xf7/0x1c0 [ 173.828699][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 173.834586][ C1] RIP: 0033:0x45af49 [ 173.838486][ 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 [ 173.858205][ C1] RSP: 002b:00007ff62e7f9cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 173.866621][ C1] RAX: ffffffffffffffda RBX: 000000000075bf28 RCX: 000000000045af49 [ 173.874585][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 000000000075bf2c [ 173.882561][ C1] RBP: 000000000075bf20 R08: 0000000000000011 R09: 0000000000000000 [ 173.890521][ C1] R10: ffffffffffffffff R11: 0000000000000246 R12: 000000000075bf2c [ 173.898566][ C1] R13: 00007ffdba70c4ff R14: 00007ff62e7fa9c0 R15: 000000000075bf2c