[ 43.143145][ T25] audit: type=1800 audit(1575320212.998:26): pid=8031 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.173971][ T25] audit: type=1800 audit(1575320212.998:27): pid=8031 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.173991][ T25] audit: type=1800 audit(1575320212.998:28): pid=8031 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. [ 43.971357][ T25] audit: type=1800 audit(1575320213.838:29): pid=8031 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 '10.128.0.94' (ECDSA) to the list of known hosts. 2019/12/02 20:57:03 fuzzer started 2019/12/02 20:57:05 dialing manager at 10.128.0.26:38907 2019/12/02 20:57:05 syscalls: 2697 2019/12/02 20:57:05 code coverage: enabled 2019/12/02 20:57:05 comparison tracing: enabled 2019/12/02 20:57:05 extra coverage: extra coverage is not supported by the kernel 2019/12/02 20:57:05 setuid sandbox: enabled 2019/12/02 20:57:05 namespace sandbox: enabled 2019/12/02 20:57:05 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/02 20:57:05 fault injection: enabled 2019/12/02 20:57:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/02 20:57:05 net packet injection: enabled 2019/12/02 20:57:05 net device setup: enabled 2019/12/02 20:57:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/02 20:57:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 20:57:06 executing program 0: pipe(&(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unshare(0x8000400) splice(r1, &(0x7f0000000140), r0, 0x0, 0x4, 0x0) 20:57:06 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, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x2a, &(0x7f00000000c0)={@link_local, @broadcast, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @multicast1}, @udp={0x0, 0x4e21, 0x8}}}}}, 0x0) syzkaller login: [ 56.802452][ T8198] IPVS: ftp: loaded support on port[0] = 21 20:57:06 executing program 2: setxattr$smack_xattr_label(0x0, 0x0, &(0x7f0000000200)={'ext4\x00'}, 0x6, 0x0) perf_event_open(&(0x7f00000004c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0xabb, &(0x7f0000000100)=[{&(0x7f00000000c0)="800000003804000019000300e60100006c000000000000000100000001000000004000000040000080000000101308006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4801, 0x0) [ 56.981176][ T8201] IPVS: ftp: loaded support on port[0] = 21 [ 56.992211][ T8198] chnl_net:caif_netlink_parms(): no params data found [ 57.110891][ T8198] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.120418][ T8198] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.129376][ T8198] device bridge_slave_0 entered promiscuous mode 20:57:07 executing program 3: unshare(0x40600) r0 = socket(0x10, 0x803, 0x0) getpeername$inet6(r0, &(0x7f0000000340)={0xa, 0x0, 0x0, @dev}, &(0x7f0000000300)=0xfffffffffffffeaa) [ 57.158115][ T8198] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.176279][ T8198] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.195192][ T8198] device bridge_slave_1 entered promiscuous mode [ 57.289809][ T8201] chnl_net:caif_netlink_parms(): no params data found [ 57.312045][ T8203] IPVS: ftp: loaded support on port[0] = 21 [ 57.320534][ T8198] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.350879][ T8198] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.411980][ T8206] IPVS: ftp: loaded support on port[0] = 21 [ 57.431329][ T8201] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.443875][ T8201] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.452124][ T8201] device bridge_slave_0 entered promiscuous mode [ 57.462055][ T8198] team0: Port device team_slave_0 added [ 57.496707][ T8198] team0: Port device team_slave_1 added [ 57.502596][ T8201] bridge0: port 2(bridge_slave_1) entered blocking state 20:57:07 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, 0x0, 0x0) [ 57.510679][ T8201] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.520693][ T8201] device bridge_slave_1 entered promiscuous mode [ 57.599586][ T8201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.628205][ T8201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 20:57:07 executing program 5: r0 = memfd_create(&(0x7f0000000300)='\x00\xb3y\xb1\xc4\xc5)\xa3\xc6\x9cjuu\xa1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000680)='/dev/snd/seq\x00', 0x0, 0x20a81) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f0000000340)={0x0, 0x0, 0x0, 'queue1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00'}) write$P9_RLINK(r2, &(0x7f0000000280)={0x7}, 0x269) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000040)={0x266}) [ 57.697231][ T8198] device hsr_slave_0 entered promiscuous mode [ 57.754875][ T8198] device hsr_slave_1 entered promiscuous mode [ 57.840246][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 57.877700][ T8201] team0: Port device team_slave_0 added [ 57.885218][ T8201] team0: Port device team_slave_1 added [ 57.897828][ T8211] IPVS: ftp: loaded support on port[0] = 21 [ 57.907590][ T8198] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.958785][ T8198] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.017516][ T8198] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.080473][ T8198] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.215989][ T8201] device hsr_slave_0 entered promiscuous mode [ 58.264681][ T8201] device hsr_slave_1 entered promiscuous mode [ 58.334506][ T8201] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.393590][ T8203] chnl_net:caif_netlink_parms(): no params data found [ 58.445778][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.453008][ T8203] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.461533][ T8203] device bridge_slave_0 entered promiscuous mode [ 58.470173][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.477332][ T8203] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.485322][ T8203] device bridge_slave_1 entered promiscuous mode [ 58.537721][ T8203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.549765][ T8201] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.589054][ T8201] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.657851][ T8201] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.733723][ T8201] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.789055][ T8203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.813045][ T8203] team0: Port device team_slave_0 added [ 58.822708][ T8203] team0: Port device team_slave_1 added [ 58.871677][ T8206] chnl_net:caif_netlink_parms(): no params data found [ 58.976483][ T8203] device hsr_slave_0 entered promiscuous mode [ 59.025499][ T8203] device hsr_slave_1 entered promiscuous mode [ 59.074483][ T8203] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.082191][ T8206] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.089568][ T8206] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.097370][ T8206] device bridge_slave_0 entered promiscuous mode [ 59.105581][ T8206] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.112658][ T8206] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.120460][ T8206] device bridge_slave_1 entered promiscuous mode [ 59.138859][ T8206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.150940][ T8211] chnl_net:caif_netlink_parms(): no params data found [ 59.164330][ T8206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.182957][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 59.200886][ T8206] team0: Port device team_slave_0 added [ 59.237806][ T8206] team0: Port device team_slave_1 added [ 59.281072][ T8211] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.290493][ T8211] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.298634][ T8211] device bridge_slave_0 entered promiscuous mode [ 59.318890][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.326083][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.339324][ T8209] device bridge_slave_0 entered promiscuous mode [ 59.347319][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.354552][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.362327][ T8209] device bridge_slave_1 entered promiscuous mode [ 59.369628][ T8203] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.427648][ T8211] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.434902][ T8211] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.442613][ T8211] device bridge_slave_1 entered promiscuous mode [ 59.496026][ T8206] device hsr_slave_0 entered promiscuous mode [ 59.544761][ T8206] device hsr_slave_1 entered promiscuous mode [ 59.584474][ T8206] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.600101][ T8203] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.669947][ T8211] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.691333][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.703972][ T8203] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.758287][ T8211] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.773972][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.786279][ T8198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.806067][ T8209] team0: Port device team_slave_0 added [ 59.813977][ T8209] team0: Port device team_slave_1 added [ 59.820204][ T8203] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.876023][ T8211] team0: Port device team_slave_0 added [ 59.884200][ T8211] team0: Port device team_slave_1 added [ 59.938251][ T8211] device hsr_slave_0 entered promiscuous mode [ 59.984768][ T8211] device hsr_slave_1 entered promiscuous mode [ 60.024454][ T8211] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.096098][ T8209] device hsr_slave_0 entered promiscuous mode [ 60.134606][ T8209] device hsr_slave_1 entered promiscuous mode [ 60.174489][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.194036][ T8198] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.226791][ T8201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.235659][ T8206] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.270454][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.279067][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.287217][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.295815][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.304184][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.311541][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.319942][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.330617][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.339025][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.346130][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.383796][ T8201] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.392369][ T8206] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.446376][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.454227][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.463372][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.471971][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.480641][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.511114][ T8206] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.565834][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.577339][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.585681][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.594126][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.603015][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.618406][ T8198] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.629121][ T8198] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.642229][ T8211] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.679448][ T8211] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.739724][ T8211] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.798434][ T8206] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.848570][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.857423][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.866787][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.875815][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.884118][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.892775][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.901100][ T3061] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.908474][ T3061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.916046][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.925411][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.933693][ T3061] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.940911][ T3061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.948897][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.956657][ T3061] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.971771][ T8209] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.017118][ T8209] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.045955][ T8211] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.117423][ T8209] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.159955][ T8203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.179634][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.189141][ T8209] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.247097][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.257593][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.281609][ T8198] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.292360][ T8203] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.302405][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.310407][ T8219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.360066][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.369037][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.382293][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.391254][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.400137][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.409190][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.416295][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.424338][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.432995][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.444354][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.451415][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.478063][ T8206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.498475][ T8201] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.514080][ T8201] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.526221][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.534045][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.546681][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.556368][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.565028][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.573915][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.583221][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.591889][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.602876][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.612586][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.622565][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.654309][ T8203] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.670690][ T8203] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.701760][ T8211] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.719883][ T8211] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.773846][ T8211] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.789935][ T8211] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.824538][ T8211] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.614266][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.621317][ C1] rcu: 1-...!: (10499 ticks this GP) idle=d92/1/0x4000000000000002 softirq=10763/10763 fqs=9 [ 166.631980][ C1] (t=10500 jiffies g=6457 q=455) [ 166.637008][ C1] rcu: rcu_preempt kthread starved for 10478 jiffies! g6457 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.648093][ C1] rcu: RCU grace-period kthread stack dump: [ 166.654068][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.661957][ C1] Call Trace: [ 166.665276][ C1] __schedule+0x9a0/0xcc0 [ 166.669604][ C1] schedule+0x181/0x210 [ 166.673753][ C1] schedule_timeout+0x14f/0x240 [ 166.678593][ C1] ? run_local_timers+0x120/0x120 [ 166.683612][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.688378][ C1] kthread+0x332/0x350 [ 166.692446][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.697568][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.702147][ C1] ret_from_fork+0x24/0x30 [ 166.706580][ C1] NMI backtrace for cpu 1 [ 166.711247][ C1] CPU: 1 PID: 8222 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 166.719465][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.729509][ C1] Call Trace: [ 166.732784][ C1] [ 166.735632][ C1] dump_stack+0x1fb/0x318 [ 166.739953][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.744886][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.751043][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.757199][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.763166][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.769049][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.774158][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.779522][ C1] ? trace_hardirqs_off+0x74/0x80 [ 166.784654][ C1] update_process_times+0x12d/0x180 [ 166.789939][ C1] tick_sched_timer+0x263/0x420 [ 166.794784][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.800322][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.805525][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.810476][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.815754][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.821284][ C1] apic_timer_interrupt+0xf/0x20 [ 166.826207][ C1] [ 166.829135][ C1] RIP: 0010:__memcg_kmem_uncharge+0x0/0x2e0 [ 166.835014][ C1] Code: 00 eb 1b 83 3d 40 90 8c 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 [ 166.854694][ C1] RSP: 0018:ffffc900027078c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.863187][ C1] RAX: ffffffff81486ea4 RBX: ffffea000263ce80 RCX: 0000000000040000 [ 166.871144][ C1] RDX: ffffc90002059000 RSI: 0000000000000000 RDI: ffffea000263ce80 [ 166.879112][ C1] RBP: ffffc90002707908 R08: 000000000003a768 R09: ffffed10122e2f17 [ 166.887071][ C1] R10: ffffed10122e2f17 R11: 0000000000000000 R12: ffff88809f38c5a0 [ 166.895030][ C1] R13: dffffc0000000000 R14: 1ffff11013e718b4 R15: ffff8880917178a8 [ 166.903001][ C1] ? free_thread_stack+0x124/0x590 [ 166.908104][ C1] ? free_thread_stack+0x12e/0x590 [ 166.913204][ C1] put_task_stack+0xa3/0x130 [ 166.917783][ C1] finish_task_switch+0x3f1/0x550 [ 166.922821][ C1] __schedule+0x9a8/0xcc0 [ 166.927235][ C1] ? ___preempt_schedule+0x16/0x18 [ 166.932332][ C1] preempt_schedule+0xdb/0x120 [ 166.937083][ C1] ? text_poke_bp_batch+0x470/0x470 [ 166.942272][ C1] ___preempt_schedule+0x16/0x18 [ 166.947199][ C1] ? on_each_cpu+0x1a7/0x1f0 [ 166.951772][ C1] ? on_each_cpu+0x1cd/0x1f0 [ 166.956350][ C1] on_each_cpu+0x1d2/0x1f0 [ 166.960750][ C1] text_poke_bp_batch+0x29f/0x470 [ 166.965766][ C1] arch_jump_label_transform_apply+0x2d/0x50 [ 166.971822][ C1] __jump_label_update+0x371/0x390 [ 166.976924][ C1] jump_label_update+0x38e/0x410 [ 166.981853][ C1] static_key_enable_cpuslocked+0x130/0x240 [ 166.987734][ C1] static_key_enable+0x1a/0x30 [ 166.992485][ C1] perf_event_alloc+0x225f/0x27b0 [ 166.997519][ C1] __se_sys_perf_event_open+0x6e3/0x41c0 [ 167.003146][ C1] ? __might_fault+0x81/0x160 [ 167.007817][ C1] ? check_preemption_disabled+0xb4/0x260 [ 167.013539][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 167.019246][ C1] __x64_sys_perf_event_open+0xbf/0xd0 [ 167.024711][ C1] do_syscall_64+0xf7/0x1c0 [ 167.029214][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.036751][ C1] RIP: 0033:0x45a679 [ 167.040637][ 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 [ 167.060319][ C1] RSP: 002b:00007f189c262c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 167.068719][ C1] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a679 [ 167.076677][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001d000 [ 167.084634][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.092614][ C1] R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f189c2636d4 [ 167.100585][ C1] R13: 00000000004c84be R14: 00000000004df8d8 R15: 00000000ffffffff