[ 42.267890][ T25] audit: type=1800 audit(1575328283.361:26): pid=7935 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.325070][ T25] audit: type=1800 audit(1575328283.361:27): pid=7935 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.368253][ T25] audit: type=1800 audit(1575328283.361:28): pid=7935 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. [ 43.199283][ T25] audit: type=1800 audit(1575328284.301:29): pid=7935 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 '10.128.0.63' (ECDSA) to the list of known hosts. 2019/12/02 23:11:34 fuzzer started 2019/12/02 23:11:36 dialing manager at 10.128.0.26:38907 2019/12/02 23:11:36 syscalls: 2697 2019/12/02 23:11:36 code coverage: enabled 2019/12/02 23:11:36 comparison tracing: enabled 2019/12/02 23:11:36 extra coverage: extra coverage is not supported by the kernel 2019/12/02 23:11:36 setuid sandbox: enabled 2019/12/02 23:11:36 namespace sandbox: enabled 2019/12/02 23:11:36 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/02 23:11:36 fault injection: enabled 2019/12/02 23:11:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/02 23:11:36 net packet injection: enabled 2019/12/02 23:11:36 net device setup: enabled 2019/12/02 23:11:36 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/02 23:11:36 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:11:37 executing program 0: r0 = open(&(0x7f00000000c0)='./bus\x00', 0x800000141042, 0x0) ftruncate(r0, 0x200006) r1 = socket$key(0xf, 0x3, 0x2) sendfile(r1, r0, 0x0, 0x8000fffffffe) 23:11:37 executing program 1: r0 = open(&(0x7f00000009c0)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fallocate(r1, 0x0, 0x0, 0x1000f4) r2 = open(&(0x7f0000002000)='./bus\x00', 0x0, 0x0) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.cpu\x00', 0x200002, 0x0) r4 = openat$cgroup_int(r3, &(0x7f0000000000)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) sendfile(r4, r2, 0x0, 0x8000fffffffe) syzkaller login: [ 56.713060][ T8102] IPVS: ftp: loaded support on port[0] = 21 [ 56.869780][ T8104] IPVS: ftp: loaded support on port[0] = 21 [ 56.873201][ T8102] chnl_net:caif_netlink_parms(): no params data found 23:11:38 executing program 2: lstat(&(0x7f0000000080)='.\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setresgid(r0, r0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r1, &(0x7f00000016c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee00}}}], 0x20}, 0x0) [ 56.980220][ T8102] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.993157][ T8102] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.012364][ T8102] device bridge_slave_0 entered promiscuous mode [ 57.057599][ T8102] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.066119][ T8102] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.075224][ T8102] device bridge_slave_1 entered promiscuous mode [ 57.089852][ T8107] IPVS: ftp: loaded support on port[0] = 21 [ 57.120567][ T8104] chnl_net:caif_netlink_parms(): no params data found [ 57.156264][ T8102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 23:11:38 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000)="dfbc58ef6edd8c56a5017ead7279f601", 0x10) r1 = accept(r0, 0x0, 0x0) sendmmsg$inet_sctp(r1, &(0x7f0000001900)=[{0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000200)="7a5487d56ceb1ac549658ac7acdf81d542", 0x11}], 0x1}], 0x1, 0x0) [ 57.192944][ T8102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.300087][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.321447][ T8104] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.329326][ T8104] device bridge_slave_0 entered promiscuous mode [ 57.344268][ T8102] team0: Port device team_slave_0 added [ 57.357236][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.364412][ T8104] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.372371][ T8104] device bridge_slave_1 entered promiscuous mode [ 57.385585][ T8107] chnl_net:caif_netlink_parms(): no params data found [ 57.406043][ T8102] team0: Port device team_slave_1 added [ 57.429373][ T8111] IPVS: ftp: loaded support on port[0] = 21 23:11:38 executing program 4: syz_emit_ethernet(0x36, &(0x7f00000001c0)={@local, @local, [], {@ipv6={0x86dd, {0x0, 0x6, 'J?y', 0x0, 0x0, 0x0, @loopback, @remote, {[@srh={0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, [@loopback, @remote, @remote]}, @hopopts={0x0, 0x0, [], [@jumbo, @calipso={0x7, 0x0, {0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, @enc_lim, @hao={0xc9, 0x0, @mcast2}, @generic={0x0, 0x0, "e97e245563d7a5bb9c5f04"}]}], @icmpv6=@ndisc_redir={0x89, 0x0, 0x0, [], @dev, @empty, [{0x0, 0x0, "0af439e90089ba7676fa0674b93536721a0443ddbebc9ca2b581c27847c2051ecfc8781b9da9e31c9b903d9baf8fde6d45cb5ecada236946ba89632a56e7be5903d227e16b78e506b4c09a4b7dc20db0fdca11f866067e713f42df0f67fcf8d8d328ffcd1ab06ef10ffa81b0a4ba2f0d9ab15aa7ac3128d8f54ea79c517897b52788c922a1c3c4d6eded42182beae2e98bacf994e7a17b2175c64cef74379f8cb315093cf8e1fce7a3c55124a67101565172d794971ac1d62153bd701f37f46738ae59040b30105491fe0380aad84237caf1cf14ad9821d435"}]}}}}}}, &(0x7f0000000100)={0x0, 0x3, [0x2, 0xc0]}) [ 57.470998][ T8104] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.518816][ T8104] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.614025][ T8102] device hsr_slave_0 entered promiscuous mode [ 57.651788][ T8102] device hsr_slave_1 entered promiscuous mode 23:11:38 executing program 5: pipe(0x0) syz_open_procfs(0x0, &(0x7f0000000040)='smaps\x00') socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x18, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000140), 0x0) socket$key(0xf, 0x3, 0x2) sched_setaffinity(0x0, 0x8, &(0x7f00000000c0)=0x81) 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, 0xfffffffffffffffd, 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$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000380)={{{@in6, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@empty, 0x0, 0x33}, 0x0, @in6=@local, 0x0, 0x0, 0x0, 0x6, 0xfffffffffffffffd}}, 0xe8) timer_getoverrun(0x0) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @local, 0x4}, 0x1c) sendmmsg(r0, &(0x7f0000007e00), 0x400000000000058, 0x0) [ 57.684316][ T8107] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.691919][ T8107] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.699786][ T8107] device bridge_slave_0 entered promiscuous mode [ 57.715881][ T8104] team0: Port device team_slave_0 added [ 57.728792][ T8104] team0: Port device team_slave_1 added [ 57.738405][ T8107] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.745750][ T8107] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.756066][ T8107] device bridge_slave_1 entered promiscuous mode [ 57.813532][ T8107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.832961][ T8107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.854131][ T8113] IPVS: ftp: loaded support on port[0] = 21 [ 57.912972][ T8104] device hsr_slave_0 entered promiscuous mode [ 57.941893][ T8104] device hsr_slave_1 entered promiscuous mode [ 57.981460][ T8104] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.995484][ T8102] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.045531][ T8102] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.093050][ T8102] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.152054][ T8107] team0: Port device team_slave_0 added [ 58.159144][ T8107] team0: Port device team_slave_1 added [ 58.175140][ T8102] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.254065][ T8115] IPVS: ftp: loaded support on port[0] = 21 [ 58.304020][ T8107] device hsr_slave_0 entered promiscuous mode [ 58.351776][ T8107] device hsr_slave_1 entered promiscuous mode [ 58.391451][ T8107] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.416362][ T8104] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.475472][ T8104] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.544257][ T8104] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.594448][ T8104] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.695372][ T8107] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.775580][ T8107] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.824990][ T8107] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.873514][ T8107] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.945299][ T8111] chnl_net:caif_netlink_parms(): no params data found [ 59.015820][ T8113] chnl_net:caif_netlink_parms(): no params data found [ 59.049370][ T8111] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.059644][ T8111] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.067605][ T8111] device bridge_slave_0 entered promiscuous mode [ 59.104846][ T8111] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.112676][ T8111] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.120221][ T8111] device bridge_slave_1 entered promiscuous mode [ 59.166653][ T8111] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.180599][ T8115] chnl_net:caif_netlink_parms(): no params data found [ 59.194514][ T8104] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.205242][ T8102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.219408][ T8107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.227190][ T8113] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.234649][ T8113] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.242403][ T8113] device bridge_slave_0 entered promiscuous mode [ 59.251815][ T8111] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.264919][ T8113] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.273073][ T8113] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.280750][ T8113] device bridge_slave_1 entered promiscuous mode [ 59.310172][ T8113] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.327704][ T8107] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.355069][ T8115] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.362345][ T8115] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.369847][ T8115] device bridge_slave_0 entered promiscuous mode [ 59.378163][ T8113] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.391004][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.400099][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.408263][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.416104][ T8119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.427552][ T8104] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.437272][ T8111] team0: Port device team_slave_0 added [ 59.443960][ T8115] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.451428][ T8115] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.459023][ T8115] device bridge_slave_1 entered promiscuous mode [ 59.479559][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.488840][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.498490][ T8120] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.505692][ T8120] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.525075][ T8111] team0: Port device team_slave_1 added [ 59.537949][ T8115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.549144][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.557796][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.566381][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.574835][ T8120] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.581924][ T8120] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.590000][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.598638][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.606972][ T8120] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.614062][ T8120] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.621654][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.630043][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.638592][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.646892][ T8120] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.654015][ T8120] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.661789][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.670207][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.677915][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.685571][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.694942][ T8120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.705211][ T8102] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.724981][ T8113] team0: Port device team_slave_0 added [ 59.731964][ T8115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.742557][ T8104] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.753173][ T8104] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.773731][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.782198][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.790532][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.801635][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.810333][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.818911][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.827192][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.836193][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.844479][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.852835][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.861505][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.869739][ T3699] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.876854][ T3699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.884744][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.893335][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.902096][ T3699] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.909139][ T3699] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.916712][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.925667][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.934059][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.942558][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.950017][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.958043][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.967176][ T8113] team0: Port device team_slave_1 added [ 60.004498][ T8111] device hsr_slave_0 entered promiscuous mode [ 60.041664][ T8111] device hsr_slave_1 entered promiscuous mode [ 60.101527][ T8111] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.185526][ T8113] device hsr_slave_0 entered promiscuous mode [ 60.231829][ T8113] device hsr_slave_1 entered promiscuous mode [ 60.271586][ T8113] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.280828][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.289534][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.298518][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.306903][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.315374][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.333954][ T8107] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.344906][ T8107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.360293][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.368586][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.378343][ T8115] team0: Port device team_slave_0 added [ 60.390102][ T8115] team0: Port device team_slave_1 added [ 60.409401][ T8111] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.445860][ T8111] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.504406][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.511878][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.519251][ T3699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.546906][ T8104] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.554131][ T8111] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.603984][ T8111] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.652830][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.661685][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.669964][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.679013][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.687468][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.734113][ T8115] device hsr_slave_0 entered promiscuous mode [ 60.771800][ T8115] device hsr_slave_1 entered promiscuous mode [ 60.811954][ T8115] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.825141][ T8102] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.836104][ T8102] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.865401][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.885688][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.897467][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.907553][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.915073][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.923312][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.932886][ T8107] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.939853][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.973766][ T8113] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.014199][ T8113] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.026602][ T25] kauditd_printk_skb: 1 callbacks suppressed [ 61.026611][ T25] audit: type=1804 audit(1575328302.131:31): pid=8124 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir709632840/syzkaller.y2jjNy/0/bus" dev="sda1" ino=16521 res=1 [ 166.101276][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 166.108055][ C0] rcu: 0-...!: (10499 ticks this GP) idle=98e/1/0x4000000000000002 softirq=11662/11662 fqs=40 [ 166.118604][ C0] (t=10500 jiffies g=6157 q=78) [ 166.123527][ C0] rcu: rcu_preempt kthread starved for 10417 jiffies! g6157 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.134606][ C0] rcu: RCU grace-period kthread stack dump: [ 166.140586][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.148479][ C0] Call Trace: [ 166.151762][ C0] __schedule+0x9a0/0xcc0 [ 166.156088][ C0] schedule+0x181/0x210 [ 166.160228][ C0] schedule_timeout+0x14f/0x240 [ 166.165085][ C0] ? run_local_timers+0x120/0x120 [ 166.170107][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.174874][ C0] kthread+0x332/0x350 [ 166.178933][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.184031][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.188611][ C0] ret_from_fork+0x24/0x30 [ 166.193031][ C0] NMI backtrace for cpu 0 [ 166.197347][ C0] CPU: 0 PID: 8124 Comm: syz-executor.1 Not tainted 5.4.0-syzkaller #0 [ 166.205561][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.215598][ C0] Call Trace: [ 166.218865][ C0] [ 166.221702][ C0] dump_stack+0x1fb/0x318 [ 166.226023][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.230858][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.236995][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.243044][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.249009][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.254884][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.259985][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.265170][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.270179][ C0] update_process_times+0x12d/0x180 [ 166.275392][ C0] tick_sched_timer+0x263/0x420 [ 166.280255][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.285830][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.291040][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.295981][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.301276][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.306828][ C0] apic_timer_interrupt+0xf/0x20 [ 166.311751][ C0] [ 166.314681][ C0] RIP: 0010:mod_memcg_page_state+0x11e/0x190 [ 166.320657][ C0] Code: c7 28 96 0a 89 e8 f2 9e 69 00 48 83 3d 12 22 c2 07 00 74 70 e8 e3 27 2e 00 4c 89 ff 57 9d 0f 1f 44 00 00 e8 f4 c2 33 00 eb 43 cd 27 2e 00 eb 3c e8 86 c0 33 00 48 c7 c0 28 96 0a 89 48 c1 e8 [ 166.340347][ C0] RSP: 0018:ffffc90002107478 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.348740][ C0] RAX: 1ffffd400052f437 RBX: 0000000000000000 RCX: 0000000000040000 [ 166.356694][ C0] RDX: ffffc90007991000 RSI: 000000000003ffff RDI: 0000000000040000 [ 166.364648][ C0] RBP: ffffc90002107498 R08: 000000000003a768 R09: ffffed1012ee9f47 [ 166.372603][ C0] R10: ffffed1012ee9f47 R11: 0000000000000000 R12: dffffc0000000000 [ 166.380558][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809774fa28 [ 166.388534][ C0] ? mod_memcg_page_state+0x16/0x190 [ 166.393805][ C0] free_thread_stack+0x168/0x590 [ 166.398729][ C0] put_task_stack+0xa3/0x130 [ 166.403302][ C0] finish_task_switch+0x3f1/0x550 [ 166.408319][ C0] __schedule+0x9a8/0xcc0 [ 166.412644][ C0] ? ___preempt_schedule+0x16/0x18 [ 166.417737][ C0] preempt_schedule+0xdb/0x120 [ 166.422488][ C0] ___preempt_schedule+0x16/0x18 [ 166.427417][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 166.433051][ C0] __wake_up+0xe1/0x150 [ 166.437194][ C0] audit_log_end+0x199/0x230 [ 166.441772][ C0] integrity_audit_msg+0x2dc/0x370 [ 166.446888][ C0] ima_add_violation+0x3cf/0x470 [ 166.451822][ C0] process_measurement+0x623/0x18d0 [ 166.457039][ C0] ? rcu_lock_release+0x9/0x30 [ 166.461792][ C0] ? rcu_lock_release+0x21/0x30 [ 166.466626][ C0] ? smk_of_task_struct+0x1c5/0x1d0 [ 166.471807][ C0] ? smack_task_getsecid+0x26/0x90 [ 166.476915][ C0] ima_file_check+0x9b/0xe0 [ 166.481413][ C0] path_openat+0x1760/0x44a0 [ 166.486025][ C0] do_filp_open+0x192/0x3d0 [ 166.490534][ C0] do_sys_open+0x29f/0x560 [ 166.494940][ C0] __x64_sys_open+0x87/0x90 [ 166.499430][ C0] do_syscall_64+0xf7/0x1c0 [ 166.503920][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.509796][ C0] RIP: 0033:0x45a679 [ 166.513677][ C0] 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 [ 166.533266][ C0] RSP: 002b:00007f7b81cdfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 166.541661][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 166.549627][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002000 [ 166.557581][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 166.565536][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7b81ce06d4 [ 166.573494][ C0] R13: 00000000004fd7df R14: 00000000004deae0 R15: 00000000ffffffff