[ 45.380057][ T25] audit: type=1800 audit(1575443596.972:26): pid=8077 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.431712][ T25] audit: type=1800 audit(1575443596.982:27): pid=8077 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.453225][ T25] audit: type=1800 audit(1575443596.982:28): pid=8077 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. [ 46.340878][ T25] audit: type=1800 audit(1575443597.952:29): pid=8077 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.34' (ECDSA) to the list of known hosts. 2019/12/04 07:13:26 fuzzer started 2019/12/04 07:13:28 dialing manager at 10.128.0.26:42111 2019/12/04 07:13:28 syscalls: 2689 2019/12/04 07:13:28 code coverage: enabled 2019/12/04 07:13:28 comparison tracing: enabled 2019/12/04 07:13:28 extra coverage: extra coverage is not supported by the kernel 2019/12/04 07:13:28 setuid sandbox: enabled 2019/12/04 07:13:28 namespace sandbox: enabled 2019/12/04 07:13:28 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 07:13:28 fault injection: enabled 2019/12/04 07:13:28 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 07:13:28 net packet injection: enabled 2019/12/04 07:13:28 net device setup: enabled 2019/12/04 07:13:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 07:13:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:13:29 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000100)="2e0000001e000507eda7fc7600005a7b0531d200100003402b0000890034008000003c9662080000000000000080", 0x2e}], 0x1}, 0x0) 07:13:29 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000000)={0x0, '\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x80\x00', 0x1}, 0x18) ioctl(r0, 0x8916, &(0x7f0000000000)) ioctl(r0, 0x8936, &(0x7f0000000000)) syzkaller login: [ 58.015600][ T8242] IPVS: ftp: loaded support on port[0] = 21 07:13:29 executing program 2: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000840)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0x2b, 0xfffffffffffffe7f, &(0x7f0000000500)="b9ff0300600d698cb89e14f008001fffffff00004000633a77fbac14140ee934a0a662079f4b4d2f87e5feca6aab845013f2325f1a39010108038da1924425181aa5", 0x0, 0x100, 0x60000000, 0x0, 0xfffffffffffffe09}, 0x28) [ 58.144162][ T8244] IPVS: ftp: loaded support on port[0] = 21 [ 58.239390][ T8242] chnl_net:caif_netlink_parms(): no params data found [ 58.322016][ T8247] IPVS: ftp: loaded support on port[0] = 21 [ 58.342546][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.353715][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.362886][ T8242] device bridge_slave_0 entered promiscuous mode [ 58.411571][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.419102][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.428223][ T8242] device bridge_slave_1 entered promiscuous mode [ 58.443637][ T8244] chnl_net:caif_netlink_parms(): no params data found 07:13:30 executing program 3: r0 = syz_open_dev$loop(&(0x7f00000002c0)='/dev/loop#\x00', 0x0, 0x0) ioctl$IOC_PR_RELEASE(r0, 0x401070ca, 0x0) [ 58.491919][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.530146][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.572239][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.580464][ T8244] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.588808][ T8244] device bridge_slave_0 entered promiscuous mode [ 58.633444][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.642381][ T8244] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.657675][ T8244] device bridge_slave_1 entered promiscuous mode [ 58.679644][ T8242] team0: Port device team_slave_0 added [ 58.703988][ T8247] chnl_net:caif_netlink_parms(): no params data found [ 58.723136][ T8242] team0: Port device team_slave_1 added [ 58.743380][ T8244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 07:13:30 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x500, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0x1, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x7, 0x0, 0x40, 0x0, @in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}]}, 0x28}}, 0x0) [ 58.782060][ T8244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.813251][ T8247] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.822648][ T8251] IPVS: ftp: loaded support on port[0] = 21 [ 58.832638][ T8247] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.841115][ T8247] device bridge_slave_0 entered promiscuous mode [ 58.899897][ T8242] device hsr_slave_0 entered promiscuous mode [ 58.936742][ T8242] device hsr_slave_1 entered promiscuous mode [ 58.998148][ T8247] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.005269][ T8247] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.014115][ T8247] device bridge_slave_1 entered promiscuous mode 07:13:30 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000080)={'vlan0\x00', 0x1000000802}) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000000)={'vlan0\x00\x00\xf6\xff\xff\xff\xff\xff\xff\xff\x00', {0x2, 0x0, @loopback}}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r2, 0x0, 0x27, &(0x7f00007e6000)={@multicast2, @loopback}, 0xc) dup3(r0, r1, 0x0) [ 59.041331][ T8253] IPVS: ftp: loaded support on port[0] = 21 [ 59.061537][ T8244] team0: Port device team_slave_0 added [ 59.107228][ T8244] team0: Port device team_slave_1 added [ 59.121948][ T8247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.164811][ T8247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.176441][ T8242] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.222314][ T8242] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.270159][ T8242] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.353727][ T8247] team0: Port device team_slave_0 added [ 59.399048][ T8244] device hsr_slave_0 entered promiscuous mode [ 59.446817][ T8244] device hsr_slave_1 entered promiscuous mode [ 59.496562][ T8244] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.518625][ T8242] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.575799][ T8255] IPVS: ftp: loaded support on port[0] = 21 [ 59.584495][ T8247] team0: Port device team_slave_1 added [ 59.659100][ T8247] device hsr_slave_0 entered promiscuous mode [ 59.697306][ T8247] device hsr_slave_1 entered promiscuous mode [ 59.736566][ T8247] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.813546][ T8244] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.893476][ T8244] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.969517][ T8247] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.014577][ T8244] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.040007][ T8244] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.110314][ T8247] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.149683][ T8247] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.255464][ T8247] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.303502][ T8253] chnl_net:caif_netlink_parms(): no params data found [ 60.311819][ T8251] chnl_net:caif_netlink_parms(): no params data found [ 60.335173][ T8255] chnl_net:caif_netlink_parms(): no params data found [ 60.405361][ T8255] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.413490][ T8255] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.424070][ T8255] device bridge_slave_0 entered promiscuous mode [ 60.431887][ T8255] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.440418][ T8255] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.448788][ T8255] device bridge_slave_1 entered promiscuous mode [ 60.500442][ T8255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.510315][ T8251] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.518711][ T8251] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.526890][ T8251] device bridge_slave_0 entered promiscuous mode [ 60.534063][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.541699][ T8253] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.550246][ T8253] device bridge_slave_0 entered promiscuous mode [ 60.560022][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.568105][ T8253] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.575704][ T8253] device bridge_slave_1 entered promiscuous mode [ 60.594275][ T8253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.618475][ T8255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.628673][ T8251] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.635838][ T8251] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.643831][ T8251] device bridge_slave_1 entered promiscuous mode [ 60.659493][ T8253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.674256][ T8242] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.701338][ T8251] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.716068][ T8251] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.758583][ T8253] team0: Port device team_slave_0 added [ 60.766620][ T8255] team0: Port device team_slave_0 added [ 60.773922][ T8251] team0: Port device team_slave_0 added [ 60.790466][ T8253] team0: Port device team_slave_1 added [ 60.797502][ T8251] team0: Port device team_slave_1 added [ 60.807757][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.816266][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.826735][ T8255] team0: Port device team_slave_1 added [ 60.834670][ T8242] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.910303][ T8251] device hsr_slave_0 entered promiscuous mode [ 60.956758][ T8251] device hsr_slave_1 entered promiscuous mode [ 61.016493][ T8251] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.030570][ T3693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.040314][ T3693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.048782][ T3693] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.056452][ T3693] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.064874][ T3693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.119446][ T8253] device hsr_slave_0 entered promiscuous mode [ 61.166846][ T8253] device hsr_slave_1 entered promiscuous mode [ 61.206542][ T8253] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.232838][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.242011][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.251356][ T8260] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.258677][ T8260] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.274798][ T8244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.319718][ T8247] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.389097][ T8255] device hsr_slave_0 entered promiscuous mode [ 61.426690][ T8255] device hsr_slave_1 entered promiscuous mode [ 61.466460][ T8255] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.484606][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.492478][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.500501][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.508971][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.517734][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.526102][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.537976][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.547021][ T8244] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.574873][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.584877][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.593581][ T8260] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.600707][ T8260] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.609460][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.618194][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.626667][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.635276][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.644078][ T8260] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.651381][ T8260] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.659220][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.667333][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.675534][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.693540][ T8247] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.707717][ T8251] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.750940][ T8251] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.810436][ T8251] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.859318][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.868221][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.887636][ T8253] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.939130][ T8253] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.991735][ T8253] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.051209][ T8251] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.108187][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.117485][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.126027][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.134651][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.143035][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.152073][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.161106][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.169855][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.180332][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.191031][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.200572][ T8242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.220386][ T8253] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.282976][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.292937][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.308931][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.320937][ T3035] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.330773][ T3035] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.342059][ T3035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.371898][ T8255] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.409799][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.418988][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.427907][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.434939][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.443773][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.452384][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.461249][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.492226][ T8242] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.499880][ T8255] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.531184][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.540212][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.552443][ T8244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.563427][ T8255] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.601036][ T8255] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.688843][ T8244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.698596][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.715920][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.736017][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.775368][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.790774][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.799902][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.810532][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.819098][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.827622][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.835961][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.845879][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.861039][ T8260] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.879505][ T8247] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.920926][ T8253] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.952398][ T8264] netlink: 'syz-executor.0': attribute type 3 has an invalid length. [ 62.967153][ T8264] netlink: 10 bytes leftover after parsing attributes in process `syz-executor.0'. [ 167.926333][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.933213][ C1] rcu: 1-...!: (10499 ticks this GP) idle=4b6/1/0x4000000000000002 softirq=10846/10846 fqs=3 [ 167.943867][ C1] (t=10500 jiffies g=6729 q=121) [ 167.948878][ C1] rcu: rcu_preempt kthread starved for 10494 jiffies! g6729 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 167.959958][ C1] rcu: RCU grace-period kthread stack dump: [ 167.965833][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.973732][ C1] Call Trace: [ 167.977024][ C1] __schedule+0x9a0/0xcc0 [ 167.981360][ C1] schedule+0x181/0x210 [ 167.985509][ C1] schedule_timeout+0x14f/0x240 [ 167.990349][ C1] ? run_local_timers+0x120/0x120 [ 167.995449][ C1] rcu_gp_kthread+0xed8/0x1770 [ 168.000208][ C1] kthread+0x332/0x350 [ 168.004261][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 168.009356][ C1] ? kthread_blkcg+0xe0/0xe0 [ 168.013946][ C1] ret_from_fork+0x24/0x30 [ 168.018364][ C1] NMI backtrace for cpu 1 [ 168.022679][ C1] CPU: 1 PID: 8255 Comm: syz-executor.5 Not tainted 5.4.0-syzkaller #0 [ 168.030972][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.041122][ C1] Call Trace: [ 168.044401][ C1] [ 168.047248][ C1] dump_stack+0x1fb/0x318 [ 168.051569][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.056406][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.062546][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.068597][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.074566][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.080440][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.085974][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.091164][ C1] ? trace_hardirqs_off+0x74/0x80 [ 168.096218][ C1] update_process_times+0x12d/0x180 [ 168.101425][ C1] tick_sched_timer+0x263/0x420 [ 168.106400][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.111944][ C1] __hrtimer_run_queues+0x403/0x840 [ 168.117152][ C1] hrtimer_interrupt+0x38c/0xda0 [ 168.122092][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.127369][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 168.132910][ C1] apic_timer_interrupt+0xf/0x20 [ 168.137829][ C1] [ 168.140756][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 168.146824][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 cd 07 48 89 de e8 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 [ 168.166853][ C1] RSP: 0018:ffffc900029d75c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.175248][ C1] RAX: 1ffffd40004879ef RBX: 0000000000000000 RCX: ffff888090c48240 [ 168.183296][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000243cf40 [ 168.191658][ C1] RBP: ffffc900029d75e8 R08: dffffc0000000000 R09: fffffbfff120248a [ 168.199928][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 168.208506][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88808d0214a8 [ 168.216489][ C1] ? mod_memcg_page_state+0x123/0x190 [ 168.222056][ C1] free_thread_stack+0x168/0x590 [ 168.227011][ C1] put_task_stack+0xa3/0x130 [ 168.231689][ C1] finish_task_switch+0x3f1/0x550 [ 168.236816][ C1] __schedule+0x9a8/0xcc0 [ 168.241433][ C1] ? debug_smp_processor_id+0x9/0x20 [ 168.246800][ C1] schedule+0x181/0x210 [ 168.251005][ C1] schedule_preempt_disabled+0x13/0x20 [ 168.256802][ C1] mutex_optimistic_spin+0x445/0x480 [ 168.262083][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 168.268075][ C1] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 168.273204][ C1] ? rcu_lock_release+0x9/0x30 [ 168.277974][ C1] mutex_lock_nested+0x1b/0x30 [ 168.282907][ C1] rtnetlink_rcv_msg+0x83c/0xd40 [ 168.287935][ C1] ? rcu_lock_release+0x9/0x30 [ 168.292684][ C1] ? rcu_lock_release+0x9/0x30 [ 168.297440][ C1] ? rcu_lock_release+0x9/0x30 [ 168.302332][ C1] netlink_rcv_skb+0x19e/0x3d0 [ 168.307662][ C1] ? rtnetlink_bind+0x80/0x80 [ 168.314115][ C1] rtnetlink_rcv+0x1c/0x20 [ 168.318703][ C1] netlink_unicast+0x767/0x920 [ 168.324888][ C1] netlink_sendmsg+0xa21/0xd40 [ 168.330361][ C1] ? netlink_getsockopt+0x9f0/0x9f0 [ 168.335846][ C1] __sys_sendto+0x442/0x5e0 [ 168.340631][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 168.346707][ C1] ? prepare_exit_to_usermode+0x221/0x5b0 [ 168.352452][ C1] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.358204][ C1] __x64_sys_sendto+0xe5/0x100 [ 168.362962][ C1] do_syscall_64+0xf7/0x1c0 [ 168.367456][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.373360][ C1] RIP: 0033:0x414373 [ 168.377259][ C1] 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 [ 168.397393][ C1] RSP: 002b:00007ffc8d54cbb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 168.405886][ C1] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414373 [ 168.414042][ C1] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 168.422008][ C1] RBP: 0000000000000000 R08: 00007ffc8d54cbc0 R09: 000000000000000c [ 168.429969][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 168.438446][ C1] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003