[ 46.712764][ T25] audit: type=1800 audit(1575380023.968:26): pid=8072 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.763164][ T25] audit: type=1800 audit(1575380023.968:27): pid=8072 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 46.795492][ T25] audit: type=1800 audit(1575380023.988:28): pid=8072 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. [ 47.578810][ T25] audit: type=1800 audit(1575380024.848:29): pid=8072 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 '10.128.0.6' (ECDSA) to the list of known hosts. 2019/12/03 13:33:55 fuzzer started 2019/12/03 13:33:57 dialing manager at 10.128.0.26:45711 2019/12/03 13:33:57 syscalls: 2689 2019/12/03 13:33:57 code coverage: enabled 2019/12/03 13:33:57 comparison tracing: enabled 2019/12/03 13:33:57 extra coverage: extra coverage is not supported by the kernel 2019/12/03 13:33:57 setuid sandbox: enabled 2019/12/03 13:33:57 namespace sandbox: enabled 2019/12/03 13:33:57 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 13:33:57 fault injection: enabled 2019/12/03 13:33:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 13:33:57 net packet injection: enabled 2019/12/03 13:33:57 net device setup: enabled 2019/12/03 13:33:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 13:33:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:33:58 executing program 0: pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$nl_route(0x10, 0x3, 0x0) splice(r0, 0x0, r2, 0x0, 0x1420000a77, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) writev(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="390000001300090468fe0704000000000000ff3f03000000450001070000001419001a0015000a00070008", 0x2b}], 0x1) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0x1000000de) 13:33:58 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$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000000)={0x0, '\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x80\x00', 0x1}, 0x18) ioctl(r0, 0x8916, &(0x7f0000000000)) ioctl(r0, 0x8936, &(0x7f0000000000)) syzkaller login: [ 61.403068][ T8234] IPVS: ftp: loaded support on port[0] = 21 13:33:58 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000001540)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mknod$loop(&(0x7f0000000080)='./file0\x00', 0x0, 0xffffffffffffffff) clone(0x4007fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000040)=ANY=[@ANYBLOB='[d::.:'], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='ceph\x00', 0x0, 0x0) [ 61.574806][ T8234] chnl_net:caif_netlink_parms(): no params data found [ 61.596502][ T8237] IPVS: ftp: loaded support on port[0] = 21 [ 61.711992][ T8234] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.721404][ T8234] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.747338][ T8234] device bridge_slave_0 entered promiscuous mode [ 61.767016][ T8239] IPVS: ftp: loaded support on port[0] = 21 [ 61.776553][ T8234] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.783815][ T8234] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.792749][ T8234] device bridge_slave_1 entered promiscuous mode [ 61.846037][ T8234] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.865935][ T8234] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 13:33:59 executing program 3: r0 = epoll_create1(0x0) fcntl$lock(r0, 0x6, &(0x7f00000000c0)={0x1, 0x0, 0xffffffff}) r1 = epoll_create1(0x0) fcntl$lock(r1, 0x6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x400000}) [ 61.927303][ T8237] chnl_net:caif_netlink_parms(): no params data found [ 61.947690][ T8234] team0: Port device team_slave_0 added [ 61.991613][ T8234] team0: Port device team_slave_1 added 13:33:59 executing program 4: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net\x00') getdents(r0, 0x0, 0x3c6) [ 62.118958][ T8234] device hsr_slave_0 entered promiscuous mode [ 62.184773][ T8234] device hsr_slave_1 entered promiscuous mode [ 62.298370][ T8237] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.316132][ T8237] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.326228][ T8237] device bridge_slave_0 entered promiscuous mode [ 62.351570][ T8243] IPVS: ftp: loaded support on port[0] = 21 [ 62.376153][ T8237] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.383434][ T8237] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.392702][ T8237] device bridge_slave_1 entered promiscuous mode 13:33:59 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_int(r0, 0x0, 0x40, &(0x7f0000000ffc), 0x4) getsockopt$inet_tcp_buf(r0, 0x6, 0x1a, &(0x7f0000000280)=""/4096, &(0x7f0000000100)=0x1000) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) syz_mount_image$vfat(&(0x7f0000000080)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0xfffffffffffff57a, 0x1, &(0x7f0000000140)=[{&(0x7f00000000c0)="eb3c906d6b66732e66617400020401ed01000270fff8", 0x16}], 0x0, 0x0) r2 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) fchdir(r2) r3 = open(&(0x7f0000000040)='./bus\x00', 0x17e, 0x0) r4 = perf_event_open(&(0x7f0000000340)={0x2, 0x70, 0x42, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$binfmt_aout(r3, &(0x7f0000001280)=ANY=[@ANYBLOB="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"], 0x12f) perf_event_open(&(0x7f0000000800)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 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, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unlink(&(0x7f0000001e00)='./bus\x00') sendfile(r3, r3, &(0x7f00000001c0), 0x8080fffffffe) creat(&(0x7f0000000280)='./file0\x00', 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f0000001400)=ANY=[@ANYBLOB="000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000070000001a9100002201000000000000020000000002000008000000000000000000000000000000000000000000000000f5ff00000000000000000000000000008000007f00000000020000000000003d00000000000000000000000000000000000000000000000000000000000000000000000000000000007267ffa85d00"/209]) sendfile(0xffffffffffffffff, r4, 0x0, 0x0) open(&(0x7f0000000300)='./file0\x00', 0x0, 0x0) request_key(0x0, &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) [ 62.400703][ T8239] chnl_net:caif_netlink_parms(): no params data found [ 62.438086][ T8245] IPVS: ftp: loaded support on port[0] = 21 [ 62.472043][ T8234] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.547207][ T8237] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.573041][ T8234] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.632730][ T8237] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.656251][ T8237] team0: Port device team_slave_0 added [ 62.669321][ T8234] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.745576][ T8237] team0: Port device team_slave_1 added [ 62.751969][ T8239] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.759371][ T8239] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.767593][ T8239] device bridge_slave_0 entered promiscuous mode [ 62.776121][ T8234] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.786117][ T8247] IPVS: ftp: loaded support on port[0] = 21 [ 62.820774][ T8239] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.828907][ T8239] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.837594][ T8239] device bridge_slave_1 entered promiscuous mode [ 62.861603][ T8239] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.872646][ T8239] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.898294][ T8239] team0: Port device team_slave_0 added [ 62.910193][ T8239] team0: Port device team_slave_1 added [ 62.977101][ T8237] device hsr_slave_0 entered promiscuous mode [ 63.035106][ T8237] device hsr_slave_1 entered promiscuous mode [ 63.084534][ T8237] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.166058][ T8239] device hsr_slave_0 entered promiscuous mode [ 63.224696][ T8239] device hsr_slave_1 entered promiscuous mode [ 63.304391][ T8239] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.390810][ T8239] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.463329][ T8237] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.530072][ T8239] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 63.566996][ T8239] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 63.602690][ T8237] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.666830][ T8237] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.707341][ T8237] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.771185][ T8239] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 63.807877][ T8245] chnl_net:caif_netlink_parms(): no params data found [ 63.834611][ T8243] chnl_net:caif_netlink_parms(): no params data found [ 63.859825][ T8245] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.867980][ T8245] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.876517][ T8245] device bridge_slave_0 entered promiscuous mode [ 63.900084][ T8245] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.907363][ T8245] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.915425][ T8245] device bridge_slave_1 entered promiscuous mode [ 63.955490][ T8245] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.975364][ T8234] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.992830][ T8243] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.000776][ T8243] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.008737][ T8243] device bridge_slave_0 entered promiscuous mode [ 64.017474][ T8245] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.060333][ T8243] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.068814][ T8243] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.077507][ T8243] device bridge_slave_1 entered promiscuous mode [ 64.097214][ T8245] team0: Port device team_slave_0 added [ 64.103260][ T8247] chnl_net:caif_netlink_parms(): no params data found [ 64.142064][ T8245] team0: Port device team_slave_1 added [ 64.152202][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.161215][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.173042][ T8234] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.182203][ T8247] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.189490][ T8247] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.198708][ T8247] device bridge_slave_0 entered promiscuous mode [ 64.212400][ T8243] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.236736][ T8247] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.243812][ T8247] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.252957][ T8247] device bridge_slave_1 entered promiscuous mode [ 64.261591][ T8243] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.278318][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.287790][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.297841][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.305212][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.313765][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.367168][ T8245] device hsr_slave_0 entered promiscuous mode [ 64.404746][ T8245] device hsr_slave_1 entered promiscuous mode [ 64.454398][ T8245] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.489870][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.498651][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.507773][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.515163][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.522867][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.537468][ T8247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.552062][ T8247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.564098][ T8239] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.603638][ T8243] team0: Port device team_slave_0 added [ 64.626787][ T8247] team0: Port device team_slave_0 added [ 64.633962][ T8247] team0: Port device team_slave_1 added [ 64.645620][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.658342][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.666598][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.677172][ T8245] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.737332][ T8239] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.747564][ T8237] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.757389][ T8243] team0: Port device team_slave_1 added [ 64.798463][ T8247] device hsr_slave_0 entered promiscuous mode [ 64.864865][ T8247] device hsr_slave_1 entered promiscuous mode [ 64.915410][ T8247] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.923165][ T8245] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.986593][ T8245] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.026307][ T8245] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.077344][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.086911][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.096812][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.106183][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.115570][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.207191][ T8243] device hsr_slave_0 entered promiscuous mode [ 65.254695][ T8243] device hsr_slave_1 entered promiscuous mode [ 65.314397][ T8243] debugfs: Directory 'hsr0' with parent '/' already present! [ 65.334376][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.343067][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.352179][ T3001] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.359438][ T3001] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.368544][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.377281][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.386140][ T3001] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.393325][ T3001] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.401465][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.410859][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.420027][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.428569][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.438861][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.447813][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.456793][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.465846][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.488820][ T8239] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.500303][ T8239] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.530249][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.539446][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.548081][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.556806][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.565797][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.574204][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.583573][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.591327][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.599685][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.608198][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.619303][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.631080][ T8234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.659118][ T8237] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.682536][ T8243] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 65.736580][ T8243] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.788536][ T8247] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.837102][ T8247] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.879664][ T8247] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.948397][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.959188][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.968601][ T8234] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.978381][ T8243] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.027352][ T8243] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.090345][ T8247] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.147127][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.158286][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.168965][ T8251] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.176211][ T8251] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.184082][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.191979][ T8251] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.206207][ T8239] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.230328][ T8245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.242493][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.253687][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.269831][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.279241][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.286543][ T8253] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.294769][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.345016][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.353670][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.403453][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.419373][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.428590][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.445851][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.469679][ T8262] libceph: resolve 'd' (ret=-3): failed [ 66.476903][ T8262] libceph: parse_ips bad ip '[d::.' [ 171.414248][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.421097][ C1] rcu: 1-...!: (1 GPs behind) idle=b7e/1/0x4000000000000002 softirq=11448/11452 fqs=2 [ 171.431116][ C1] (t=10500 jiffies g=6765 q=61) [ 171.436071][ C1] rcu: rcu_preempt kthread starved for 10495 jiffies! g6765 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 171.447177][ C1] rcu: RCU grace-period kthread stack dump: [ 171.453054][ C1] rcu_preempt R running task 29048 10 2 0x80004000 [ 171.460969][ C1] Call Trace: [ 171.464263][ C1] __schedule+0x9a0/0xcc0 [ 171.468599][ C1] schedule+0x181/0x210 [ 171.472768][ C1] schedule_timeout+0x14f/0x240 [ 171.477647][ C1] ? run_local_timers+0x120/0x120 [ 171.482673][ C1] rcu_gp_kthread+0xed8/0x1770 [ 171.487439][ C1] kthread+0x332/0x350 [ 171.491615][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 171.496715][ C1] ? kthread_blkcg+0xe0/0xe0 [ 171.501332][ C1] ret_from_fork+0x24/0x30 [ 171.505766][ C1] NMI backtrace for cpu 1 [ 171.510106][ C1] CPU: 1 PID: 8256 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 171.517737][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.527785][ C1] Call Trace: [ 171.531060][ C1] [ 171.533920][ C1] dump_stack+0x1fb/0x318 [ 171.538262][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.543108][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.549255][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.555312][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.561287][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.567168][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.572274][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.577466][ C1] ? trace_hardirqs_off+0x74/0x80 [ 171.582482][ C1] update_process_times+0x12d/0x180 [ 171.587694][ C1] tick_sched_timer+0x263/0x420 [ 171.592537][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.598081][ C1] __hrtimer_run_queues+0x403/0x840 [ 171.603329][ C1] hrtimer_interrupt+0x38c/0xda0 [ 171.608361][ C1] ? debug_smp_processor_id+0x9/0x20 [ 171.613640][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 171.619177][ C1] apic_timer_interrupt+0xf/0x20 [ 171.624116][ C1] [ 171.627061][ C1] RIP: 0010:mod_memcg_page_state+0xb/0x190 [ 171.632861][ C1] Code: 0b 29 2e 00 eb 05 e8 04 29 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 <41> 89 f6 48 89 fb e8 da 28 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 [ 171.652472][ C1] RSP: 0018:ffffc900024879c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.660922][ C1] RAX: 1ffff11012c179b1 RBX: ffff8880960bcd88 RCX: 0000000000000000 [ 171.668890][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002582fc0 [ 171.676889][ C1] RBP: ffffc900024879e0 R08: 000000000003a768 R09: ffffed1011b7871f [ 171.684864][ C1] R10: ffffed1011b7871f R11: 0000000000000000 R12: ffff8880960bce20 [ 171.692825][ C1] R13: dffffc0000000000 R14: 1ffff11012c179c4 R15: ffff88808dbc38e8 [ 171.700927][ C1] free_thread_stack+0x168/0x590 [ 171.705862][ C1] put_task_stack+0xa3/0x130 [ 171.710470][ C1] finish_task_switch+0x3f1/0x550 [ 171.715501][ C1] __schedule+0x9a8/0xcc0 [ 171.719831][ C1] ? ___preempt_schedule+0x16/0x18 [ 171.724931][ C1] preempt_schedule+0xdb/0x120 [ 171.729713][ C1] ___preempt_schedule+0x16/0x18 [ 171.734669][ C1] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 171.740998][ C1] __wake_up_sync_key+0xe2/0x150 [ 171.746048][ C1] pipe_release+0x17b/0x330 [ 171.750716][ C1] ? fifo_open+0xc70/0xc70 [ 171.755137][ C1] __fput+0x2e4/0x740 [ 171.759137][ C1] ____fput+0x15/0x20 [ 171.763131][ C1] task_work_run+0x17e/0x1b0 [ 171.767804][ C1] do_exit+0x5c4/0x2020 [ 171.771962][ C1] ? check_preemption_disabled+0xb4/0x260 [ 171.777784][ C1] do_group_exit+0x15c/0x2b0 [ 171.782369][ C1] __do_sys_exit_group+0x17/0x20 [ 171.787297][ C1] __se_sys_exit_group+0x14/0x20 [ 171.792253][ C1] __x64_sys_exit_group+0x3b/0x40 [ 171.797266][ C1] do_syscall_64+0xf7/0x1c0 [ 171.801766][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 171.807657][ C1] RIP: 0033:0x7fa6e845f1e8 [ 171.812073][ C1] Code: Bad RIP value. [ 171.816155][ C1] RSP: 002b:00007ffff1065938 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 171.824556][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa6e845f1e8 [ 171.832521][ C1] RDX: 0000000000000002 RSI: 000000000000003c RDI: 0000000000000002 [ 171.841009][ C1] RBP: 00007fa6e8734840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 171.848971][ C1] R10: 00007fa6e873a740 R11: 0000000000000246 R12: 00007fa6e8734840 [ 171.856948][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000