[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.871932][ T23] audit: type=1800 audit(1575413547.149:25): pid=8010 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.890935][ T23] audit: type=1800 audit(1575413547.149:26): pid=8010 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.944614][ T23] audit: type=1800 audit(1575413547.159:27): pid=8010 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.25' (ECDSA) to the list of known hosts. 2019/12/03 22:52:38 fuzzer started 2019/12/03 22:52:39 dialing manager at 10.128.0.26:42111 2019/12/03 22:52:39 syscalls: 2689 2019/12/03 22:52:39 code coverage: enabled 2019/12/03 22:52:39 comparison tracing: enabled 2019/12/03 22:52:39 extra coverage: extra coverage is not supported by the kernel 2019/12/03 22:52:39 setuid sandbox: enabled 2019/12/03 22:52:39 namespace sandbox: enabled 2019/12/03 22:52:39 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 22:52:39 fault injection: enabled 2019/12/03 22:52:39 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 22:52:39 net packet injection: enabled 2019/12/03 22:52:39 net device setup: enabled 2019/12/03 22:52:39 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 22:52:39 devlink PCI setup: PCI device 0000:00:10.0 is not available 22:52:40 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup3(r0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) syz_read_part_table(0x0, 0xaaaaaaaaaaaac47, &(0x7f0000000080)=[{&(0x7f0000000000)="02010f00000800000000ff07000000ffffffa6000800000000000000004000ffffff85000000e1000000887700720030b5829237c30000000000008000da55aa", 0x40, 0x1c0}]) 22:52:41 executing program 1: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x100}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000380)='/dev/loop#\x00', 0x0, 0x0) sysinfo(&(0x7f00000007c0)=""/154) ioctl$BLKPG(r0, 0x1269, &(0x7f0000000280)={0x1, 0x0, 0x0, &(0x7f0000000800)}) alarm(0x2) recvfrom$unix(0xffffffffffffffff, &(0x7f0000000140)=""/127, 0x1a0, 0x40000000, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, 0xffffffffffffffff) setsockopt$inet_tcp_int(r1, 0x6, 0x2, 0x0, 0x0) r2 = socket$inet6(0xa, 0x400000000001, 0x0) close(r2) r3 = open(&(0x7f0000002000)='./bus\x00', 0x983042, 0x8) ftruncate(r3, 0x2008002) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r3, 0x6, 0x1, &(0x7f0000000100)={0x9, 0xa05a, 0x9, 0x45, 0x0, 0x6, 0x101}, 0xc) sendto$inet(r1, 0x0, 0x0, 0x20000804, &(0x7f0000000000)={0x2, 0x0, @local}, 0x10) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket$alg(0x26, 0x5, 0x0) bind$alg(r6, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) r7 = accept$alg(r6, 0x0, 0x0) splice(r7, 0x0, r5, 0x0, 0x100000, 0x0) pipe(&(0x7f0000000280)) bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) accept$alg(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f00000003c0)={0x101, 0x5, 0x2, 0x40}, &(0x7f0000000400)=0x10) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r5, 0x84, 0x75, &(0x7f0000000340)={0x0, 0x7}, 0x8) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) syzkaller login: [ 56.840600][ T8174] IPVS: ftp: loaded support on port[0] = 21 22:52:41 executing program 2: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000080)='fuse\x00', 0x0, &(0x7f0000000400)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}}) read$FUSE(r0, &(0x7f0000000580), 0xefee) setxattr(&(0x7f00000004c0)='./file0\x00', &(0x7f0000001580)=@known='trusted.overlay.origin\x00', 0x0, 0x0, 0x0) write$FUSE_INIT(r0, &(0x7f0000000240)={0x50, 0x0, 0x2, {0x7, 0x1b}}, 0x50) [ 57.020951][ T8174] chnl_net:caif_netlink_parms(): no params data found [ 57.072920][ T8177] IPVS: ftp: loaded support on port[0] = 21 [ 57.133217][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.157679][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.165776][ T8174] device bridge_slave_0 entered promiscuous mode [ 57.189094][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.196245][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.207743][ T8174] device bridge_slave_1 entered promiscuous mode [ 57.222043][ T8179] IPVS: ftp: loaded support on port[0] = 21 [ 57.269011][ T8174] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.300790][ T8174] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 22:52:41 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000100)='TIPCv2\x00') sendmsg$TIPC_NL_LINK_SET(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x24, r1, 0x809, 0x0, 0x0, {}, [@TIPC_NLA_LINK={0x10, 0x4, [@TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz0\x00'}]}]}, 0x24}}, 0x0) [ 57.356212][ T8177] chnl_net:caif_netlink_parms(): no params data found [ 57.380849][ T8174] team0: Port device team_slave_0 added [ 57.410322][ T8174] team0: Port device team_slave_1 added [ 57.499353][ T8174] device hsr_slave_0 entered promiscuous mode [ 57.537803][ T8174] device hsr_slave_1 entered promiscuous mode 22:52:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) close(r0) r2 = socket(0x200000100000011, 0x803, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'syz_tun\x00', 0x0}) bind$packet(r2, &(0x7f0000000200)={0x11, 0x0, r3, 0x1, 0x0, 0x6, @local}, 0x14) io_setup(0x7, &(0x7f0000000280)=0x0) io_submit(r4, 0x1, &(0x7f0000000080)=[&(0x7f0000000540)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r0, 0x0}]) [ 57.622859][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 57.647207][ T8177] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.648558][ T8182] IPVS: ftp: loaded support on port[0] = 21 [ 57.654285][ T8177] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.687620][ T8177] device bridge_slave_0 entered promiscuous mode [ 57.748464][ T8177] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.755526][ T8177] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.765896][ T8177] device bridge_slave_1 entered promiscuous mode [ 57.815072][ T8185] IPVS: ftp: loaded support on port[0] = 21 [ 57.856362][ T8177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.878368][ T8177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.890328][ T8174] netdevsim netdevsim0 netdevsim0: renamed from eth0 22:52:42 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=@polexpire={0xcc, 0x1b, 0x101, 0x0, 0x0, {{{@in6=@empty, @in6=@local}}}, [@policy_type={0xc, 0x10, {0x2}}]}, 0xcc}}, 0x0) [ 57.933062][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.941191][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.951724][ T8179] device bridge_slave_0 entered promiscuous mode [ 57.971921][ T8174] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.062511][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.070831][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.078549][ T8179] device bridge_slave_1 entered promiscuous mode [ 58.106526][ T8174] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.160892][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.171688][ T8177] team0: Port device team_slave_0 added [ 58.179422][ T8177] team0: Port device team_slave_1 added [ 58.188634][ T8174] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.231593][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.255251][ T8188] IPVS: ftp: loaded support on port[0] = 21 [ 58.275858][ T8182] chnl_net:caif_netlink_parms(): no params data found [ 58.339618][ T8177] device hsr_slave_0 entered promiscuous mode [ 58.377195][ T8177] device hsr_slave_1 entered promiscuous mode [ 58.416881][ T8177] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.427028][ T8179] team0: Port device team_slave_0 added [ 58.439034][ T8179] team0: Port device team_slave_1 added [ 58.449149][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.457340][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.465052][ T8182] device bridge_slave_0 entered promiscuous mode [ 58.485979][ T8182] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.493319][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.501028][ T8182] device bridge_slave_1 entered promiscuous mode [ 58.569297][ T8185] chnl_net:caif_netlink_parms(): no params data found [ 58.594923][ T8182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.650475][ T8179] device hsr_slave_0 entered promiscuous mode [ 58.696987][ T8179] device hsr_slave_1 entered promiscuous mode [ 58.736829][ T8179] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.759389][ T8182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.784065][ T8177] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.831250][ T8177] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.900360][ T8182] team0: Port device team_slave_0 added [ 58.911989][ T8177] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.958367][ T8177] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.998386][ T8185] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.005601][ T8185] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.014609][ T8185] device bridge_slave_0 entered promiscuous mode [ 59.023084][ T8182] team0: Port device team_slave_1 added [ 59.062552][ T8185] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.070300][ T8185] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.078466][ T8185] device bridge_slave_1 entered promiscuous mode [ 59.101368][ T8185] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.131252][ T8185] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.189508][ T8182] device hsr_slave_0 entered promiscuous mode [ 59.256999][ T8182] device hsr_slave_1 entered promiscuous mode [ 59.296813][ T8182] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.311773][ T8179] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.372533][ T8179] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.409900][ T8188] chnl_net:caif_netlink_parms(): no params data found [ 59.442630][ T8179] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.522746][ T8185] team0: Port device team_slave_0 added [ 59.533455][ T8179] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.587196][ T8185] team0: Port device team_slave_1 added [ 59.604522][ T8188] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.613904][ T8188] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.621708][ T8188] device bridge_slave_0 entered promiscuous mode [ 59.630858][ T8188] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.638460][ T8188] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.646079][ T8188] device bridge_slave_1 entered promiscuous mode [ 59.658555][ T8182] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.728851][ T8182] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.772166][ T8182] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.838794][ T8182] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.899083][ T8188] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.914083][ T8188] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.989850][ T8185] device hsr_slave_0 entered promiscuous mode [ 60.047743][ T8185] device hsr_slave_1 entered promiscuous mode [ 60.089593][ T8185] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.113264][ T8174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.131298][ T8188] team0: Port device team_slave_0 added [ 60.139693][ T8188] team0: Port device team_slave_1 added [ 60.199323][ T8188] device hsr_slave_0 entered promiscuous mode [ 60.227451][ T8188] device hsr_slave_1 entered promiscuous mode [ 60.277303][ T8188] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.286069][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.294564][ T3003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.308634][ T8174] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.322845][ T8177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.349869][ T8185] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.379639][ T8185] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.423035][ T8177] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.448949][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.457328][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.464980][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.473936][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.483142][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.490294][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.499287][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.508450][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.516867][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.523902][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.531491][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.540372][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.548833][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.555872][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.563431][ T8185] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.618966][ T8185] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.675871][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.685110][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.693478][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.702257][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.711430][ T8191] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.719341][ T8191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.755552][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.764295][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.773250][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.782221][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.798169][ T8188] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.863435][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.875694][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.885368][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.894150][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.902899][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.911759][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.920280][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.929480][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.940797][ T8188] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.998790][ T8188] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.035604][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.044199][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.052550][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.061278][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.069939][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.077679][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.085300][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.094789][ T8188] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.155020][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.170913][ T8177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.181142][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.190125][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.198564][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.207207][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.220004][ T8174] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.231905][ T8174] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.260093][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.272670][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.281174][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.290614][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.299255][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.306330][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.314955][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.322806][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.331596][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.339974][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.347065][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.377850][ T8182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.393561][ T8177] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.413326][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.423712][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.431777][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.441015][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.449680][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.458990][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.468663][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.487609][ T8187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.496059][ T8187] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.513232][ T8174] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.526116][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.533859][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.553515][ T8185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.566566][ T8182] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.583376][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.592492][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.601012][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.609877][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.623194][ T8179] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.634435][ T8179] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.665366][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.674829][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.684277][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.692461][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.700517][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.728466][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.741859][ T8191] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.749021][ T8191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.758659][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.767891][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.776322][ T8191] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.783431][ T8191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.815720][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.835063][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.852360][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.870084][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.882472][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.893334][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.905686][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.916248][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.930610][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.941058][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.954550][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.964612][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.038438][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.046712][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.068104][ T8185] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.118154][ T8185] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.135604][ T8185] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.171524][ T8185] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.756645][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.763421][ C1] rcu: 1-...!: (10499 ticks this GP) idle=35a/1/0x4000000000000002 softirq=10929/10929 fqs=18 [ 166.774004][ C1] (t=10500 jiffies g=6469 q=483) [ 166.779018][ C1] rcu: rcu_preempt kthread starved for 10458 jiffies! g6469 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.790123][ C1] rcu: RCU grace-period kthread stack dump: [ 166.796430][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.804319][ C1] Call Trace: [ 166.807620][ C1] __schedule+0x9a0/0xcc0 [ 166.811949][ C1] schedule+0x181/0x210 [ 166.816106][ C1] schedule_timeout+0x14f/0x240 [ 166.820944][ C1] ? run_local_timers+0x120/0x120 [ 166.825961][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.830721][ C1] kthread+0x332/0x350 [ 166.834775][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.839873][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.844463][ C1] ret_from_fork+0x24/0x30 [ 166.848882][ C1] NMI backtrace for cpu 1 [ 166.853199][ C1] CPU: 1 PID: 8199 Comm: blkid Not tainted 5.4.0-syzkaller #0 [ 166.860648][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.870694][ C1] Call Trace: [ 166.873979][ C1] [ 166.876830][ C1] dump_stack+0x1fb/0x318 [ 166.881358][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.886205][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.892352][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.898588][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.904571][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.910449][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.915553][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.920757][ C1] ? trace_hardirqs_off+0x74/0x80 [ 166.925771][ C1] update_process_times+0x12d/0x180 [ 166.930966][ C1] tick_sched_timer+0x263/0x420 [ 166.935807][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.941340][ C1] __hrtimer_run_queues+0x403/0x840 [ 166.946539][ C1] hrtimer_interrupt+0x38c/0xda0 [ 166.951477][ C1] ? debug_smp_processor_id+0x9/0x20 [ 166.956752][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 166.962282][ C1] apic_timer_interrupt+0xf/0x20 [ 166.967201][ C1] [ 166.970129][ C1] RIP: 0010:__memcg_kmem_uncharge+0x0/0x2e0 [ 166.976010][ C1] Code: 00 eb 1b 83 3d 80 ce 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 [ 166.995814][ C1] RSP: 0018:ffffc90002517850 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.004236][ C1] RAX: ffffffff81486ea4 RBX: ffffea000286aa40 RCX: ffff888090eee4c0 [ 167.012202][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000286aa40 [ 167.020345][ C1] RBP: ffffc90002517890 R08: 000000000003a768 R09: fffffbfff120248a [ 167.028305][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88809fff95a0 [ 167.036290][ C1] R13: dffffc0000000000 R14: 1ffff11013fff2b4 R15: ffff888098f816a8 [ 167.044276][ C1] ? free_thread_stack+0x124/0x590 [ 167.049382][ C1] ? free_thread_stack+0x12e/0x590 [ 167.054482][ C1] put_task_stack+0xa3/0x130 [ 167.059087][ C1] finish_task_switch+0x3f1/0x550 [ 167.064106][ C1] __schedule+0x9a8/0xcc0 [ 167.068438][ C1] preempt_schedule_irq+0xc1/0x140 [ 167.073538][ C1] retint_kernel+0x1b/0x2b [ 167.077942][ C1] RIP: 0010:__kasan_check_read+0x0/0x20 [ 167.083471][ C1] Code: 96 ff cc cc cc cc cc cc cc cc 65 48 8b 04 25 c0 1d 02 00 ff 80 68 13 00 00 c3 65 48 8b 04 25 c0 1d 02 00 ff 88 68 13 00 00 c3 <55> 48 89 e5 89 f6 48 8b 4d 08 31 d2 e8 8f 26 00 00 5d c3 0f 1f 00 [ 167.103061][ C1] RSP: 0018:ffffc90002517aa0 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 [ 167.111464][ C1] RAX: ffff888090eee4c1 RBX: ffff88809e5d74b8 RCX: dffffc0000000000 [ 167.119426][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88809e5d74c0 [ 167.127385][ C1] RBP: ffffc90002517b18 R08: dffffc0000000000 R09: ffffed1013cbae99 [ 167.135342][ C1] R10: ffffed1013cbae99 R11: 0000000000000000 R12: ffff88809e5d7518 [ 167.143300][ C1] R13: ffff88809e5d74c0 R14: 1ffff11013cbaea3 R15: 1ffff11013cbae97 [ 167.151278][ C1] ? __up_read+0x146/0x740 [ 167.155702][ C1] ? validate_mm+0x154/0x9b0 [ 167.160298][ C1] up_read+0x1d/0x20 [ 167.164180][ C1] validate_mm+0x154/0x9b0 [ 167.168585][ C1] ? __kasan_check_write+0x14/0x20 [ 167.173684][ C1] ? up_write+0xee/0x450 [ 167.177911][ C1] ? vma_interval_tree_insert+0x2fa/0x310 [ 167.183765][ C1] vma_link+0x264/0x290 [ 167.188809][ C1] mmap_region+0x1972/0x1cb0 [ 167.193442][ C1] do_mmap+0xabb/0x1120 [ 167.197611][ C1] vm_mmap_pgoff+0x13d/0x1d0 [ 167.202205][ C1] ksys_mmap_pgoff+0x46b/0x560 [ 167.206976][ C1] __x64_sys_mmap+0x103/0x120 [ 167.211647][ C1] do_syscall_64+0xf7/0x1c0 [ 167.216143][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.222029][ C1] RIP: 0033:0x7fa40c61a3ea [ 167.226436][ C1] Code: 48 8d 3d 81 69 00 00 b2 84 e8 52 ec ff ff f7 d8 89 05 ae ad 20 00 eb c6 90 90 90 90 90 90 90 90 49 89 ca b8 09 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 8a ad 20 00 31 d2 48 29 c2 89 [ 167.246052][ C1] RSP: 002b:00007ffdcb7b4278 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 167.254453][ C1] RAX: ffffffffffffffda RBX: 00007fa40c8229a8 RCX: 00007fa40c61a3ea [ 167.262416][ C1] RDX: 0000000000000005 RSI: 000000000038c838 RDI: 0000000000000000 [ 167.272629][ C1] RBP: 00007ffdcb7b45d0 R08: 0000000000000003 R09: 0000000000000000 [ 167.280591][ C1] R10: 0000000000000802 R11: 0000000000000246 R12: 00007ffdcb7b46b8 [ 167.288553][ C1] R13: 0000000000000002 R14: 0000000000000003 R15: 00007ffdcb7b42c0