[ 45.632530][ T25] audit: type=1800 audit(1575428556.857:25): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 45.660689][ T25] audit: type=1800 audit(1575428556.857:26): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.710391][ T25] audit: type=1800 audit(1575428556.867:27): pid=8115 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.732699][ T25] audit: type=1800 audit(1575428556.867:28): pid=8115 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 '10.128.15.236' (ECDSA) to the list of known hosts. 2019/12/04 03:02:46 fuzzer started 2019/12/04 03:02:48 dialing manager at 10.128.0.26:42111 2019/12/04 03:02:48 syscalls: 2689 2019/12/04 03:02:48 code coverage: enabled 2019/12/04 03:02:48 comparison tracing: enabled 2019/12/04 03:02:48 extra coverage: extra coverage is not supported by the kernel 2019/12/04 03:02:48 setuid sandbox: enabled 2019/12/04 03:02:48 namespace sandbox: enabled 2019/12/04 03:02:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 03:02:48 fault injection: enabled 2019/12/04 03:02:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 03:02:48 net packet injection: enabled 2019/12/04 03:02:48 net device setup: enabled 2019/12/04 03:02:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 03:02:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 03:02:49 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000200)='cgroup.subtree_control\x00', 0x2, 0x0) close(r1) openat$cgroup_ro(r0, &(0x7f0000000140)='cgroup.stat\x00E4\xae\x8a>\xf5t\"\xa5\x9e#D\x8b[\xd8\x18\a5\xe4\xae1UHR\"w\xd9\xaf\x9cs\xb2S\n\xe9\x9c~\xd7\xea\x89\xdb\x1d\xffY\xf61`\xe2W\x18+\x98\xbb\x13\xa8r\x8b>\x8ay\xdb\xa3\xbb=\xbb\xfcU4\xdcG\xcc\xe0J\xa1Q\xaa\xc6\xec\x99\x03\xa0\xf6\x9d{*\xbd\x01.\x02\xcb\x13g!+\xbe+T(\xbc\xdc1\xcd\xcf\x94\x00'/127, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000001a00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f00000019c0)=""/61, 0x3d}}], 0x1, 0x0, 0x0) readv(r1, &(0x7f00000002c0), 0x17c) 03:02:49 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=@getrule={0x14, 0x22, 0x401}, 0x14}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=@polexpire={0xc0, 0x1b, 0x221, 0x0, 0x0, {{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {}, {}, 0x0, 0x0, 0x3}}}, 0xc0}, 0x8}, 0x0) syzkaller login: [ 58.241619][ T8282] IPVS: ftp: loaded support on port[0] = 21 03:02:49 executing program 2: r0 = memfd_create(&(0x7f00000000c0)='queue1\x00\x00\x00\x00\x00\x00\x00\x001;\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x06\x00\x00\x00\x00\x00\xcc\xbf}\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xb2\x1e\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x1) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f0000000140)={0x0, 0x0, 0x0, 'queue1\x00\x00\x00\x00\x00\x00\x00\x001;\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x06\x00\x00\x00\x00\x00\xcc\xbf}\xdd\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xb2\x1e\x00'}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_dev$dri(&(0x7f0000000080)='/dev/dri/card#\x00', 0x0, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$sndseq(r2, &(0x7f0000000000)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @connect}], 0xfcc8) [ 58.425468][ T8285] IPVS: ftp: loaded support on port[0] = 21 [ 58.432433][ T8282] chnl_net:caif_netlink_parms(): no params data found [ 58.493732][ T8282] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.501523][ T8282] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.509476][ T8282] device bridge_slave_0 entered promiscuous mode [ 58.532308][ T8282] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.539458][ T8282] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.547781][ T8282] device bridge_slave_1 entered promiscuous mode [ 58.616578][ T8287] IPVS: ftp: loaded support on port[0] = 21 [ 58.630793][ T8282] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.655585][ T8282] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 03:02:50 executing program 3: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r0, 0xc058534f, &(0x7f0000000cc0)) [ 58.724307][ T8282] team0: Port device team_slave_0 added [ 58.743806][ T8282] team0: Port device team_slave_1 added [ 58.753150][ T8285] chnl_net:caif_netlink_parms(): no params data found 03:02:50 executing program 4: perf_event_open(&(0x7f00000002c0)={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$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_ctr_aes256\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000005480), 0x3007) [ 59.015163][ T8282] device hsr_slave_0 entered promiscuous mode [ 59.083808][ T8282] device hsr_slave_1 entered promiscuous mode [ 59.130615][ T8285] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.137704][ T8285] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.166593][ T8285] device bridge_slave_0 entered promiscuous mode 03:02:50 executing program 5: getpid() sched_setscheduler(0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x83, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/kvm\x00', 0x0, 0x0) prctl$PR_SET_PDEATHSIG(0x1, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000016000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x20, r2, 0xa05, 0x0, 0x0, {}, [{{0x8, 0x1, r3}, {0x4}}]}, 0x20}, 0x1, 0x0, 0x0, 0x34}, 0x0) r4 = socket$inet_sctp(0x2, 0x0, 0x84) dup3(0xffffffffffffffff, r4, 0x0) sendto$inet(0xffffffffffffffff, &(0x7f0000fa3fff), 0x0, 0x0, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0) [ 59.224282][ T8285] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.233558][ T8285] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.244987][ T8285] device bridge_slave_1 entered promiscuous mode [ 59.259363][ T8291] IPVS: ftp: loaded support on port[0] = 21 [ 59.274395][ T8294] IPVS: ftp: loaded support on port[0] = 21 [ 59.286606][ T8287] chnl_net:caif_netlink_parms(): no params data found [ 59.327495][ T8282] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.414880][ T8282] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.473407][ T8282] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.534993][ T8282] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.603742][ T8285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.633792][ T8285] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.655536][ T8285] team0: Port device team_slave_0 added [ 59.674076][ T8285] team0: Port device team_slave_1 added [ 59.709457][ T8296] IPVS: ftp: loaded support on port[0] = 21 [ 59.721600][ T8287] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.728658][ T8287] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.736393][ T8287] device bridge_slave_0 entered promiscuous mode [ 59.783111][ T8285] device hsr_slave_0 entered promiscuous mode [ 59.820660][ T8285] device hsr_slave_1 entered promiscuous mode [ 59.870571][ T8285] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.886110][ T8287] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.896228][ T8287] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.903847][ T8287] device bridge_slave_1 entered promiscuous mode [ 59.967986][ T8287] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.982904][ T8285] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.038840][ T8287] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.073699][ T8285] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.161920][ T8285] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.213053][ T8285] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.304137][ T8296] chnl_net:caif_netlink_parms(): no params data found [ 60.324163][ T8287] team0: Port device team_slave_0 added [ 60.367071][ T8287] team0: Port device team_slave_1 added [ 60.381406][ T8291] chnl_net:caif_netlink_parms(): no params data found [ 60.419315][ T8294] chnl_net:caif_netlink_parms(): no params data found [ 60.502217][ T8287] device hsr_slave_0 entered promiscuous mode [ 60.550995][ T8287] device hsr_slave_1 entered promiscuous mode [ 60.590506][ T8287] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.616909][ T8296] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.625007][ T8296] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.633144][ T8296] device bridge_slave_0 entered promiscuous mode [ 60.671879][ T8291] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.679022][ T8291] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.687663][ T8291] device bridge_slave_0 entered promiscuous mode [ 60.696081][ T8296] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.703767][ T8296] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.711979][ T8296] device bridge_slave_1 entered promiscuous mode [ 60.739410][ T8285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.753928][ T8291] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.761364][ T8291] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.769022][ T8291] device bridge_slave_1 entered promiscuous mode [ 60.778422][ T8282] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.799651][ T8296] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.826506][ T8291] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.837930][ T8296] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.848174][ T8294] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.855608][ T8294] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.863459][ T8294] device bridge_slave_0 entered promiscuous mode [ 60.876372][ T8285] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.885080][ T8291] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.911778][ T8291] team0: Port device team_slave_0 added [ 60.925451][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.934324][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.943680][ T8294] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.951327][ T8294] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.958925][ T8294] device bridge_slave_1 entered promiscuous mode [ 60.978627][ T8294] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.987798][ T8287] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.044007][ T8291] team0: Port device team_slave_1 added [ 61.057733][ T8294] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.076814][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.088061][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.096740][ T8287] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.150788][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.159480][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.168989][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.176245][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.186183][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.195247][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.204179][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.211280][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.218766][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.227381][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.237927][ T8296] team0: Port device team_slave_0 added [ 61.247753][ T8282] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.264223][ T8287] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.315352][ T8287] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.385695][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.394118][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.402906][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.415304][ T8296] team0: Port device team_slave_1 added [ 61.427489][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.437918][ T8294] team0: Port device team_slave_0 added [ 61.446201][ T8294] team0: Port device team_slave_1 added [ 61.455470][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.464502][ T8300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.524510][ T8291] device hsr_slave_0 entered promiscuous mode [ 61.580790][ T8291] device hsr_slave_1 entered promiscuous mode [ 61.620459][ T8291] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.648749][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.658656][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.667191][ T8293] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.674316][ T8293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.683152][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.691928][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.700155][ T8293] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.707234][ T8293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.714793][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.723941][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.732280][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.740862][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.749054][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.758708][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.843619][ T8296] device hsr_slave_0 entered promiscuous mode [ 61.881003][ T8296] device hsr_slave_1 entered promiscuous mode [ 61.920528][ T8296] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.982584][ T8294] device hsr_slave_0 entered promiscuous mode [ 62.031223][ T8294] device hsr_slave_1 entered promiscuous mode [ 62.090895][ T8294] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.123905][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.134121][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.143231][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.151765][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.160185][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.196978][ T8282] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.208485][ T8282] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.232807][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.247705][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.256606][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.266021][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.274329][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.308396][ T8291] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.351059][ T8296] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.395954][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.403854][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.411577][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.425234][ T8287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.433328][ T8294] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.492511][ T8291] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.546493][ T8282] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.554320][ T8296] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.612764][ T8296] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.693525][ T8296] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.743513][ T8294] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.792855][ T8291] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.855588][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.864104][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.872288][ T8294] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.928066][ T8294] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.983001][ T8291] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 63.048808][ T8285] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.078196][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.098769][ T8293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.114842][ T8287] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.195824][ T8291] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.231667][ T8291] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.269787][ T8291] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.286127][ T8291] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.342837][ T8294] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.378012][ T8294] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.417685][ T8294] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.434554][ T8294] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.471504][ T8294] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.120308][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.127139][ C0] rcu: 0-...!: (10499 ticks this GP) idle=7d6/1/0x4000000000000002 softirq=12337/12337 fqs=15 [ 168.137816][ C0] (t=10500 jiffies g=6457 q=939) [ 168.142849][ C0] rcu: rcu_preempt kthread starved for 10464 jiffies! g6457 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.153936][ C0] rcu: RCU grace-period kthread stack dump: [ 168.159834][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.167742][ C0] Call Trace: [ 168.171040][ C0] __schedule+0x9a0/0xcc0 [ 168.175373][ C0] schedule+0x181/0x210 [ 168.179523][ C0] schedule_timeout+0x14f/0x240 [ 168.184362][ C0] ? run_local_timers+0x120/0x120 [ 168.189375][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.194137][ C0] kthread+0x332/0x350 [ 168.198194][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.203289][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.207863][ C0] ret_from_fork+0x24/0x30 [ 168.212289][ C0] NMI backtrace for cpu 0 [ 168.216608][ C0] CPU: 0 PID: 8282 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 168.224824][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.234861][ C0] Call Trace: [ 168.238130][ C0] [ 168.240980][ C0] dump_stack+0x1fb/0x318 [ 168.245297][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.250131][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.256270][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.262320][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.268287][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.274166][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.279264][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.284460][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.289475][ C0] update_process_times+0x12d/0x180 [ 168.294660][ C0] tick_sched_timer+0x263/0x420 [ 168.299506][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.305039][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.310248][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.315191][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.320470][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.326001][ C0] apic_timer_interrupt+0xf/0x20 [ 168.330922][ C0] [ 168.333847][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 168.339995][ C0] Code: 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 168.359674][ C0] RSP: 0018:ffffc90002517b98 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.368072][ C0] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff888095972340 [ 168.376032][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002286780 [ 168.383990][ C0] RBP: ffffc90002517bc0 R08: dffffc0000000000 R09: fffffbfff120248a [ 168.391948][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 168.399906][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a82ffa28 [ 168.407880][ C0] ? mod_memcg_page_state+0x123/0x190 [ 168.413242][ C0] ? free_thread_stack+0x124/0x590 [ 168.418341][ C0] ? mod_memcg_page_state+0x123/0x190 [ 168.423702][ C0] free_thread_stack+0x168/0x590 [ 168.428632][ C0] put_task_stack+0xa3/0x130 [ 168.433217][ C0] finish_task_switch+0x3f1/0x550 [ 168.438233][ C0] __schedule+0x9a8/0xcc0 [ 168.442559][ C0] schedule+0x181/0x210 [ 168.446700][ C0] do_nanosleep+0x1d0/0x6c0 [ 168.451202][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 168.456127][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 168.461932][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 168.467034][ C0] do_syscall_64+0xf7/0x1c0 [ 168.471525][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.477408][ C0] RIP: 0033:0x458b20 [ 168.481289][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 11 fe 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 168.500876][ C0] RSP: 002b:00007ffef3f55ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 168.509273][ C0] RAX: ffffffffffffffda RBX: 000000000000f65c RCX: 0000000000458b20 [ 168.517228][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffef3f55ad0 [ 168.525185][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000f49940 [ 168.533141][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 168.541096][ C0] R13: 00007ffef3f55b20 R14: 000000000000f65c R15: 00007ffef3f55b30