[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 30.352613] random: sshd: uninitialized urandom read (32 bytes read) [ 30.566279] kauditd_printk_skb: 10 callbacks suppressed [ 30.566287] audit: type=1400 audit(1572160204.554:35): avc: denied { map } for pid=6971 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 30.624611] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 31.285873] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.46' (ECDSA) to the list of known hosts. [ 36.839862] random: sshd: uninitialized urandom read (32 bytes read) 2019/10/27 07:10:11 fuzzer started [ 37.041821] audit: type=1400 audit(1572160211.034:36): avc: denied { map } for pid=6982 comm="syz-fuzzer" path="/root/syz-fuzzer" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 37.552319] random: cc1: uninitialized urandom read (8 bytes read) 2019/10/27 07:10:12 dialing manager at 10.128.0.105:41543 2019/10/27 07:10:12 syscalls: 2509 2019/10/27 07:10:12 code coverage: enabled 2019/10/27 07:10:12 comparison tracing: ioctl(KCOV_TRACE_CMP) failed: invalid argument 2019/10/27 07:10:12 extra coverage: extra coverage is not supported by the kernel 2019/10/27 07:10:12 setuid sandbox: enabled 2019/10/27 07:10:12 namespace sandbox: enabled 2019/10/27 07:10:12 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/27 07:10:12 fault injection: enabled 2019/10/27 07:10:12 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/27 07:10:12 net packet injection: enabled 2019/10/27 07:10:12 net device setup: enabled 2019/10/27 07:10:12 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist [ 39.715013] random: crng init done 07:12:17 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/tcp6\x00') preadv(r0, &(0x7f0000000600)=[{&(0x7f0000000240)=""/172, 0xac}, {&(0x7f0000000300)=""/162, 0xa2}, {&(0x7f00000003c0)=""/193, 0xc1}], 0x3, 0x0) 07:12:17 executing program 0: syz_emit_ethernet(0x36, &(0x7f0000000000)={@broadcast, @broadcast, [], {@ipv4={0x800, {{0x8, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={0xac, 0x70}, @dev}, @icmp=@timestamp}}}}, 0x0) 07:12:17 executing program 3: gettid() perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) r0 = socket$kcm(0x10, 0x100000000000003, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.stet\x00', 0x26e1, 0x0) r1 = socket$kcm(0x2, 0x1000000000000002, 0x0) setsockopt$sock_attach_bpf(r1, 0x1, 0x3e, &(0x7f00000002c0), 0x161) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000000), 0x10000000d) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cgroup.stet\x00', 0x26e1, 0x0) socket$kcm(0x2, 0x1000000000000002, 0x0) sendmsg$kcm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000200)="2e00000014008105e00f80ecdb4cb92e021e022c14000000160002008e7948f328995a017c7b58510600000001ff", 0x2e}], 0x1, 0x0, 0x0, 0xa00}, 0x0) 07:12:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) sendmsg$inet6(r0, &(0x7f0000001780)={&(0x7f00000000c0)={0xa, 0x4e23, 0x0, @mcast2, 0x6}, 0x1c, &(0x7f0000000200)=[{&(0x7f0000000440)="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", 0xfc}, {&(0x7f0000000100)="266e43bc12b3664723d0cf3f1419d1c1816a41decfaa860fcb", 0x19}, {&(0x7f0000000180)}, {&(0x7f0000000540)="442c01065604cf0151af8088592e971a539167808f4aad784f5192b96611291369516391b6591bb550f2c17f5939524480332e4dec52e843071997ecc1f1d8b14c84b34814f454845c864d7716aefe665f547b2288ef1d39e2df5bf6bda2cd823265d419e5346c5dc5f37c8cc8edb4b9ad4a04ad7943b9822e24009c268eeca7f5b6b2367cb99d8909ce60546735e4aa79a82cfbd23780c0ae448284d3335fd7b4ef3c2108c390cb474727b4ab8aa6aef4e0", 0xb2}, {&(0x7f0000000600)="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", 0x3e8}], 0x5}, 0x2000800) 07:12:17 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:17 executing program 4: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f00000001c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x8, [@int={0x0, 0x0, 0x0, 0x1, 0x0, 0x6a, 0x0, 0x68, 0x1}, @var, @int]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000000300)=""/115, 0x50, 0x440, 0x4000}, 0x20) [ 163.049933] audit: type=1400 audit(1572160337.034:37): avc: denied { map } for pid=6982 comm="syz-fuzzer" path="/root/syzkaller-shm086374084" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 163.095127] audit: type=1400 audit(1572160337.064:38): avc: denied { map } for pid=6999 comm="syz-executor.5" path="/sys/kernel/debug/kcov" dev="debugfs" ino=1123 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 163.490957] IPVS: ftp: loaded support on port[0] = 21 [ 164.376048] chnl_net:caif_netlink_parms(): no params data found [ 164.384121] IPVS: ftp: loaded support on port[0] = 21 [ 164.419054] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.425989] bridge0: port 1(bridge_slave_0) entered disabled state [ 164.433500] device bridge_slave_0 entered promiscuous mode [ 164.441334] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.447784] bridge0: port 2(bridge_slave_1) entered disabled state [ 164.455144] device bridge_slave_1 entered promiscuous mode [ 164.473190] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 164.483830] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 164.509188] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 164.516734] team0: Port device team_slave_0 added [ 164.524110] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 164.531524] team0: Port device team_slave_1 added [ 164.538714] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 164.547880] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 164.569625] IPVS: ftp: loaded support on port[0] = 21 [ 164.612183] device hsr_slave_0 entered promiscuous mode [ 164.660531] device hsr_slave_1 entered promiscuous mode [ 164.708466] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 164.717781] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 164.751980] chnl_net:caif_netlink_parms(): no params data found [ 164.810760] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.817437] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.824531] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.830909] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.845623] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.852691] bridge0: port 1(bridge_slave_0) entered disabled state [ 164.859889] device bridge_slave_0 entered promiscuous mode [ 164.860474] IPVS: ftp: loaded support on port[0] = 21 [ 164.876309] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.882742] bridge0: port 2(bridge_slave_1) entered disabled state [ 164.889744] device bridge_slave_1 entered promiscuous mode [ 164.918867] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 164.956370] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 164.992615] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 164.999725] team0: Port device team_slave_0 added [ 165.013200] chnl_net:caif_netlink_parms(): no params data found [ 165.021882] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 165.029221] team0: Port device team_slave_1 added [ 165.037198] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 165.052347] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 165.134771] device hsr_slave_0 entered promiscuous mode [ 165.180627] device hsr_slave_1 entered promiscuous mode [ 165.240866] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 165.251104] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 165.264714] bridge0: port 1(bridge_slave_0) entered blocking state [ 165.271866] bridge0: port 1(bridge_slave_0) entered disabled state [ 165.280917] device bridge_slave_0 entered promiscuous mode [ 165.289380] bridge0: port 2(bridge_slave_1) entered blocking state [ 165.297292] bridge0: port 2(bridge_slave_1) entered disabled state [ 165.304556] device bridge_slave_1 entered promiscuous mode [ 165.327742] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 165.334322] 8021q: adding VLAN 0 to HW filter on device bond0 [ 165.348425] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 165.358502] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 165.369536] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 165.378172] bridge0: port 2(bridge_slave_1) entered blocking state [ 165.384594] bridge0: port 2(bridge_slave_1) entered forwarding state [ 165.391300] bridge0: port 1(bridge_slave_0) entered blocking state [ 165.397653] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.405359] IPVS: ftp: loaded support on port[0] = 21 [ 165.411499] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 165.422655] bridge0: port 1(bridge_slave_0) entered disabled state [ 165.431671] bridge0: port 2(bridge_slave_1) entered disabled state [ 165.442857] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 165.450959] bridge0: port 1(bridge_slave_0) entered disabled state [ 165.457609] bridge0: port 2(bridge_slave_1) entered disabled state [ 165.466814] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 165.473235] 8021q: adding VLAN 0 to HW filter on device team0 [ 165.508619] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 165.516839] team0: Port device team_slave_0 added [ 165.522586] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 165.529694] team0: Port device team_slave_1 added [ 165.537580] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 165.545606] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 165.563852] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 165.571250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 165.579288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 165.587185] bridge0: port 1(bridge_slave_0) entered blocking state [ 165.593601] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.609241] 8021q: adding VLAN 0 to HW filter on device bond0 [ 165.621439] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 165.629716] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 165.638218] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 165.655460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 165.663418] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 165.671456] bridge0: port 2(bridge_slave_1) entered blocking state [ 165.677960] bridge0: port 2(bridge_slave_1) entered forwarding state [ 165.685440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 165.692701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 165.703422] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 165.709534] 8021q: adding VLAN 0 to HW filter on device team0 [ 165.726006] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 165.749800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 165.757430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 165.765681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 165.773476] bridge0: port 1(bridge_slave_0) entered blocking state [ 165.779796] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.786876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 165.832380] device hsr_slave_0 entered promiscuous mode [ 165.870379] device hsr_slave_1 entered promiscuous mode [ 165.920719] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 165.949209] chnl_net:caif_netlink_parms(): no params data found [ 165.963007] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 165.977100] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 165.987072] IPVS: ftp: loaded support on port[0] = 21 [ 165.994185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 166.002722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 166.010964] bridge0: port 2(bridge_slave_1) entered blocking state [ 166.017338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 166.031013] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 166.039515] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 166.048328] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 166.073889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 166.083111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 166.091086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 166.099831] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 166.109655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 166.116840] bridge0: port 1(bridge_slave_0) entered blocking state [ 166.124311] bridge0: port 1(bridge_slave_0) entered disabled state [ 166.131831] device bridge_slave_0 entered promiscuous mode [ 166.140453] bridge0: port 2(bridge_slave_1) entered blocking state [ 166.146799] bridge0: port 2(bridge_slave_1) entered disabled state [ 166.153758] device bridge_slave_1 entered promiscuous mode [ 166.175729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 166.183463] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 166.192738] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 166.200464] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 166.207492] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 166.215683] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 166.225307] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 166.233882] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 166.253628] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 166.263116] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 166.273150] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 166.305369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 166.313474] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 166.321080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 166.329502] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 166.338865] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 166.357014] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 166.365214] team0: Port device team_slave_0 added [ 166.389285] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 166.397002] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 166.406573] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 166.415621] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 166.423423] team0: Port device team_slave_1 added [ 166.440498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 166.451981] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 166.459400] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 166.467392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 166.475012] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 166.484126] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 166.491717] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 166.507173] chnl_net:caif_netlink_parms(): no params data found [ 166.525577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 166.539827] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 166.548329] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 166.562057] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 166.568077] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 166.577859] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 166.584150] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 166.635034] device hsr_slave_0 entered promiscuous mode [ 166.680787] device hsr_slave_1 entered promiscuous mode [ 166.750646] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 166.765365] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 166.777675] 8021q: adding VLAN 0 to HW filter on device bond0 [ 166.787408] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 166.798121] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 166.825260] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 166.836445] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.856537] bridge0: port 1(bridge_slave_0) entered blocking state [ 166.863144] bridge0: port 1(bridge_slave_0) entered disabled state [ 166.869989] device bridge_slave_0 entered promiscuous mode [ 166.894774] bridge0: port 2(bridge_slave_1) entered blocking state [ 166.902280] bridge0: port 2(bridge_slave_1) entered disabled state [ 166.909549] device bridge_slave_1 entered promiscuous mode [ 166.917774] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 166.927326] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 166.933727] 8021q: adding VLAN 0 to HW filter on device team0 [ 166.962735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 166.969599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 166.985265] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 166.994676] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.003655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 167.027106] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 167.036100] chnl_net:caif_netlink_parms(): no params data found [ 167.046271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 167.054968] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 167.062832] bridge0: port 1(bridge_slave_0) entered blocking state [ 167.069315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 167.077824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 167.093480] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 167.105092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 167.112942] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 167.121557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 167.129585] bridge0: port 2(bridge_slave_1) entered blocking state [ 167.135998] bridge0: port 2(bridge_slave_1) entered forwarding state [ 167.151221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 167.169857] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 167.178452] team0: Port device team_slave_0 added [ 167.184149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 167.198964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 167.213340] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready 07:12:21 executing program 0: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) socket(0xa, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) keyctl$get_security(0x11, 0x0, 0x0, 0x0) socket$inet_tcp(0x2, 0x3, 0x6) [ 167.225518] team0: Port device team_slave_1 added [ 167.237039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 167.263850] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 167.275626] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 167.285692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 167.296390] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 167.309078] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 167.318571] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready 07:12:21 executing program 5: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) [ 167.335107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 167.356265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 167.366032] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 167.384328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 167.405868] bridge0: port 1(bridge_slave_0) entered blocking state [ 167.413748] bridge0: port 1(bridge_slave_0) entered disabled state [ 167.421294] device bridge_slave_0 entered promiscuous mode [ 167.427970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 167.435945] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 167.448043] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 167.503869] device hsr_slave_0 entered promiscuous mode [ 167.550381] device hsr_slave_1 entered promiscuous mode [ 167.610548] bridge0: port 2(bridge_slave_1) entered blocking state [ 167.617108] bridge0: port 2(bridge_slave_1) entered disabled state [ 167.624473] device bridge_slave_1 entered promiscuous mode [ 167.632439] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 167.641375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 167.650403] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready 07:12:21 executing program 0: r0 = socket$packet(0x11, 0x2, 0x300) sendmmsg(r0, &(0x7f00000048c0)=[{{&(0x7f0000000000)=@caif=@util={0x25, "4bb912a626cd501e3d57c5a31ec6b103"}, 0x80, &(0x7f00000011c0)=[{&(0x7f0000000100)='\t', 0x1}], 0x0, &(0x7f0000001200), 0x10}}], 0x1, 0x0) pread64(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) [ 167.656424] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 167.668619] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 167.676060] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready 07:12:21 executing program 0: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) r0 = socket$inet_tcp(0x2, 0x3, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @local}, 0x10) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @multicast1}, 0x23) write$binfmt_script(r0, &(0x7f0000000980)=ANY=[@ANYBLOB="2321202e2f66576c65308b02d282c300dcf76acd68e9f5867fe7c0eb8b100576987a7dfaa8a1fed461069ecca85c7d5c0707e8bf"], 0x34) write$binfmt_script(r0, &(0x7f00000000c0)={'#! ', './file0', [], 0xa, "39980cfd42119cc4e1c300"/25}, 0x24) accept(0xffffffffffffffff, 0x0, 0x0) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x0) [ 167.730830] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 167.739261] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 167.751886] bond0: Enslaving bond_slave_0 as an active interface with an up link 07:12:21 executing program 5: clone(0x2040100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) clone(0x1ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = creat(&(0x7f0000000140)='./file0\x00', 0x0) write$cgroup_type(r0, &(0x7f00000009c0)='threaded\x00', 0xd4b9afd) clone(0x2100001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) link(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00') socket$inet(0x2, 0x0, 0x0) setxattr$trusted_overlay_nlink(&(0x7f0000000540)='./file2/file0\x00', 0x0, 0x0, 0x0, 0x0) [ 167.787055] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.810680] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.818712] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 167.861783] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.885183] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 167.901481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 167.908441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 167.927319] 8021q: adding VLAN 0 to HW filter on device bond0 07:12:21 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000280)={0x0, {0x2, 0x0, @broadcast}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}}) [ 167.962931] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.969475] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 167.977609] team0: Port device team_slave_0 added [ 167.984927] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 07:12:22 executing program 5: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) [ 168.010461] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.027492] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 168.043092] team0: Port device team_slave_1 added [ 168.059978] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.067887] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 168.077401] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 168.087065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.094802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.104400] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 168.116777] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 168.129521] bridge0: port 1(bridge_slave_0) entered blocking state [ 168.136477] bridge0: port 1(bridge_slave_0) entered forwarding state [ 168.147645] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 168.156291] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.165417] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 168.173952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 168.194772] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 168.201950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 168.209684] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready 07:12:22 executing program 0: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) keyctl$get_security(0x11, 0x0, 0x0, 0x0) 07:12:22 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 168.217832] bridge0: port 2(bridge_slave_1) entered blocking state [ 168.224323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 168.234256] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 168.251197] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 168.298381] block nbd3: Receive control failed (result -22) [ 168.308127] device hsr_slave_0 entered promiscuous mode [ 168.315619] block nbd3: shutting down sockets [ 168.323019] block nbd3: Could not allocate knbd recv work queue. [ 168.329383] block nbd3: shutting down sockets [ 168.343126] device hsr_slave_1 entered promiscuous mode [ 168.380948] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 168.387968] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 168.396029] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 168.403802] bridge0: port 1(bridge_slave_0) entered blocking state [ 168.410203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 168.417062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 168.424913] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 168.433979] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 168.446869] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 168.458441] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 168.468018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 168.477560] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 168.485739] bridge0: port 2(bridge_slave_1) entered blocking state [ 168.492177] bridge0: port 2(bridge_slave_1) entered forwarding state [ 168.499589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 168.509071] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 168.521630] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 168.534423] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 168.541945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 168.553441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 168.561272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 168.569445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 168.577869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 168.588412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 168.601103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 168.609370] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 168.616347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 168.624585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 168.632216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 168.645861] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 168.653137] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 168.661009] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 168.669706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 168.680970] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 168.688522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 168.696927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 168.706298] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 168.712749] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 168.722913] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 168.732329] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 168.739428] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 168.747988] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 168.763600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 168.772187] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 168.790889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 168.798373] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 168.808022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 168.823481] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.829805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 168.837643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 168.848714] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 168.854887] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 168.869447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 168.883615] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 168.892693] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 168.902082] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.908747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.916051] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.925476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.934599] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 168.940745] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.958016] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 168.965310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 168.973450] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 168.981863] bridge0: port 1(bridge_slave_0) entered blocking state [ 168.988228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 168.995456] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 169.005948] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 169.013593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 169.022203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 169.029939] bridge0: port 2(bridge_slave_1) entered blocking state [ 169.036460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 169.058544] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 169.065725] audit: type=1400 audit(1572160343.054:39): avc: denied { mac_admin } for pid=7124 comm="syz-executor.2" capability=33 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=capability2 permissive=1 [ 169.067237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 169.098581] SELinux: Context unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 is not valid (left unmapped). [ 169.111826] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 169.120536] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 169.137251] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 169.144354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 169.152384] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 169.165049] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 169.173680] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 169.181483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 169.189130] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 169.199384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 169.206634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 169.214731] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 169.224041] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 169.231635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 169.239096] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 169.247919] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 169.254800] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 169.267867] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 169.279518] 8021q: adding VLAN 0 to HW filter on device batadv0 07:12:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x4) sendmsg$nl_generic(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000140001030000000000000000100000000800000008000000"], 0x1c}}, 0x0) 07:12:23 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 169.692106] block nbd3: Receive control failed (result -22) [ 169.704700] block nbd3: shutting down sockets 07:12:24 executing program 4: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) select(0x40, &(0x7f0000000040), &(0x7f00000000c0)={0x3f}, 0x0, 0x0) pipe2(&(0x7f0000000100), 0x0) 07:12:24 executing program 5: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f00000001c0)='tasks\x00', 0x2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f00000000c0)=""/148, 0x94}], 0x1, 0x0) preadv(r1, &(0x7f0000000480), 0x10000000000000f3, 0x0) 07:12:24 executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001480)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) link(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100)='./file0/file0\x00') read$FUSE(r0, &(0x7f0000002540), 0x1000) write$FUSE_INIT(r0, &(0x7f0000000080)={0x50, 0x0, 0x1}, 0x50) read$FUSE(r0, &(0x7f0000000480), 0x93f) open(&(0x7f00000001c0)='./file0/file0\x00', 0x0, 0x0) write$FUSE_ENTRY(r0, &(0x7f0000000280)={0x90, 0x0, 0x2, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000002c0f}}}, 0x90) 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000000000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0xb, 0x11, r2, 0x0) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000100)={0x50, 0x0, 0x0, {0x7, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}}, 0x50) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:12:24 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:24 executing program 4: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) select(0x40, &(0x7f0000000040), &(0x7f00000000c0)={0x3f}, 0x0, 0x0) pipe2(&(0x7f0000000100), 0x0) 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 170.068489] block nbd3: Receive control failed (result -22) [ 170.088054] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 170.124734] hrtimer: interrupt took 26432 ns [ 170.127111] block nbd3: shutting down sockets 07:12:24 executing program 5: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f00000001c0)='tasks\x00', 0x2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f00000000c0)=""/148, 0x94}], 0x1, 0x0) preadv(r1, &(0x7f0000000480), 0x10000000000000f3, 0x0) 07:12:24 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 170.244250] block nbd3: Receive control failed (result -22) 07:12:24 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x6c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8d0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, 0x0, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) getsockopt$IP_VS_SO_GET_DESTS(0xffffffffffffffff, 0x0, 0x484, 0x0, 0x0) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x3) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002011, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x0, 0x0, 0xfffffffffffffd9c) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) 07:12:24 executing program 1: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f00000001c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x8, [@int={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1}, @var, @int]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000000300)=""/115, 0x50, 0x440, 0x4000}, 0x20) [ 170.287801] block nbd3: shutting down sockets 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:24 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup3(r0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x20000000080002, 0x88) bind$inet6(r3, &(0x7f0000009400)={0xa, 0x10000000004e20, 0x0, @mcast2, 0x5}, 0x1c) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, 0x0, 0x0) syz_emit_ethernet(0x83, &(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x0) read(r3, &(0x7f0000000080)=""/132, 0x397) shutdown(r3, 0x0) 07:12:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae88, &(0x7f0000000140)=""/88) 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = dup(r0) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000005c0)=@ipv6_newroute={0x24, 0x18, 0x311, 0x0, 0x0, {}, [@RTA_ENCAP_TYPE={0x8}]}, 0x24}}, 0x0) 07:12:24 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:24 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:24 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f00000001c0)='tasks\x00', 0x2, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f00000000c0)=""/148, 0x94}], 0x1, 0x0) preadv(r1, &(0x7f0000000480), 0x10000000000000f3, 0x0) 07:12:24 executing program 0: r0 = gettid() perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0xe7, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x10}, r0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000f80)='memory.current\x00', 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='pids.events\x00', 0x0, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, &(0x7f00000002c0), 0x161) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f00000002c0)) r3 = openat$cgroup_ro(r1, &(0x7f0000000f00)='cpuacct.usage_user\x00', 0x0, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000f40)={'ip6_vti0\x00', 0x4500}) gettid() r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x7a05, 0x1700) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000700)={r4, 0xc0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=0x6, 0x0, 0x0, 0x0, &(0x7f0000000480)={0x2, 0x5}, 0x0, 0x0, &(0x7f00000004c0)={0x5, 0xd, 0x4, 0x10001}, &(0x7f0000000500)=0x7fff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)=0x7f}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000400), 0x4) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000840)={r4, 0xcf, &(0x7f00000005c0)={&(0x7f0000000540)=""/80, 0x50, 0xffffffffffffffff}}, 0x1b5) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="46339f1cd51340dbf9c3380565feca09696cc356cea1096efbd54265d9c00e8983"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, r4, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) socketpair(0x3, 0x4, 0xe2, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r4, 0x89e1, &(0x7f0000000140)={r5}) socketpair(0x0, 0x80004, 0x0, &(0x7f0000000040)) socketpair(0x5, 0x7, 0x1, &(0x7f0000000000)) bpf$OBJ_GET_PROG(0x7, 0x0, 0x0) perf_event_open(0x0, 0x0, 0xfffffffffffffffc, 0xffffffffffffffff, 0x0) socketpair(0x2b, 0x0, 0x0, &(0x7f0000000000)) socket$kcm(0x29, 0x9, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00', 0x2761, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r3, 0xc008240a, &(0x7f0000000880)=ANY=[@ANYBLOB="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"]) r7 = socket$kcm(0xa, 0x5, 0x0) gettid() bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x0, 0x0, 0x0, 0x0, r6}, 0x3d7) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x8916, &(0x7f0000000000)={r7}) 07:12:24 executing program 5: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x3, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @local}, 0x10) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @multicast1}, 0x23) write$binfmt_script(r0, &(0x7f0000000980)=ANY=[@ANYBLOB="2321202e2f66576c65308b02d282c300dcf76acd68e9f5867fe7c0eb8b100576987a7dfaa8a1fed461069ecca85c7d5c0707e8bf"], 0x34) write$binfmt_script(r0, &(0x7f00000000c0)={'#! ', './file0', [], 0xa, "39980cfd42119cc4e1c300"/25}, 0x24) 07:12:24 executing program 1: r0 = memfd_create(&(0x7f0000000200)='trusted.overlay.origin\x00', 0x0) write$cgroup_pid(r0, &(0x7f0000000040), 0xffffff6c) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x0) clone(0x3102001ffe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = socket$inet_udplite(0x2, 0x2, 0x88) close(r1) dup(r0) fsetxattr$trusted_overlay_opaque(r1, &(0x7f0000000000)='trusted.overlay.opaque\x00', 0x0, 0x0, 0x0) 07:12:24 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:24 executing program 2: fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_opts(r2, 0x29, 0x36, &(0x7f0000000200)=@srh, 0x8) getsockopt$inet6_opts(r2, 0x29, 0x36, &(0x7f0000000080)=""/36, &(0x7f00000003c0)=0x24) 07:12:24 executing program 2: fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:24 executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'vet\x00\x00\x00\x00\x00D\x00\x00\x00\xbdh\x00', 0x43732e5398416f1a}) lstat(&(0x7f00000000c0)='.\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgroups(0x1, &(0x7f0000000040)=[0xee00]) ioctl$TUNSETGROUP(r0, 0x400454ce, r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200)='/dev/net/tun\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000000)={'vet\x00\x00\x00\x00\x00D\x00\x00\x00\xbdh\x00', 0x43732e5398416f1a}) [ 170.802309] block nbd3: Receive control failed (result -22) [ 170.809639] block nbd3: shutting down sockets 07:12:24 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:24 executing program 2: fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 170.848442] audit: type=1400 audit(1572160344.834:40): avc: denied { map } for pid=7231 comm="syz-executor.1" path=2F6D656D66643A747275737465642E6F7665726C61792E6F726967696E202864656C6574656429 dev="tmpfs" ino=26992 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:tmpfs_t:s0 tclass=file permissive=1 07:12:24 executing program 5: 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 170.964652] block nbd3: Receive control failed (result -22) [ 170.978563] block nbd3: shutting down sockets 07:12:25 executing program 0: 07:12:25 executing program 2: r0 = creat(0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 1: 07:12:25 executing program 5: 07:12:25 executing program 1: 07:12:25 executing program 5: 07:12:25 executing program 0: r0 = socket$packet(0x11, 0x2, 0x300) sendmmsg(r0, &(0x7f00000048c0)=[{{&(0x7f0000000000)=@caif=@rfm={0x25, 0x5, "25760a504be390c4e870049f875f1f21"}, 0x80, &(0x7f00000011c0)=[{&(0x7f0000000080)='\t', 0x1}], 0x1, &(0x7f0000001200)=ANY=[@ANYBLOB='\x00'/16], 0x10}}], 0x1, 0x0) [ 171.109625] block nbd3: Receive control failed (result -22) [ 171.161963] block nbd3: shutting down sockets 07:12:25 executing program 4: 07:12:25 executing program 2: r0 = creat(0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:25 executing program 5: 07:12:25 executing program 1: 07:12:25 executing program 0: 07:12:25 executing program 0: 07:12:25 executing program 4: [ 171.292345] block nbd3: shutting down sockets 07:12:25 executing program 2: r0 = creat(0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 1: 07:12:25 executing program 5: 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:25 executing program 4: 07:12:25 executing program 5: 07:12:25 executing program 0: [ 171.404166] block nbd3: shutting down sockets 07:12:25 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 1: 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:25 executing program 0: 07:12:25 executing program 4: 07:12:25 executing program 1: 07:12:25 executing program 5: 07:12:25 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 0: [ 171.591018] block nbd3: shutting down sockets 07:12:25 executing program 4: 07:12:25 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(0xffffffffffffffff, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:25 executing program 1: 07:12:25 executing program 0: 07:12:25 executing program 5: 07:12:25 executing program 0: 07:12:25 executing program 5: 07:12:25 executing program 1: 07:12:25 executing program 4: 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:25 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, 0x0, &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 0: 07:12:25 executing program 4: 07:12:25 executing program 1: 07:12:25 executing program 5: 07:12:25 executing program 0: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f00000001c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x8, [@int={0x0, 0x2}, @var, @int]}, {0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000000300)=""/115, 0x50, 0x440, 0x4000}, 0x20) 07:12:25 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:25 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, 0x0, &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:25 executing program 5: r0 = socket$inet6(0xa, 0x2000000080803, 0x1) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) bind$netlink(r1, &(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@loopback, 0x0, 0x32}, 0x0, @in6, 0x0, 0x0, 0x0, 0x8464}}, 0xe8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @local}}, 0x1c) 07:12:25 executing program 1: creat(&(0x7f0000000040)='./file0\x00', 0x0) lsetxattr$trusted_overlay_nlink(&(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)='trusted.overlay.nlink\x00', 0x0, 0x0, 0x0) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) 07:12:25 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000100)="0800b5055e0bcfe87b0071") r1 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x0, @remote, 0x9}, 0x1c) sendmsg(r1, &(0x7f0000000a40)={0x0, 0x0, 0x0}, 0x0) 07:12:26 executing program 0: r0 = socket$inet6(0xa, 0x2000000080803, 0x1) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@loopback, 0x0, 0x32}, 0x0, @in6, 0x0, 0x0, 0x0, 0x8464}}, 0xe8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @local}}, 0x1c) 07:12:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\a'], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000054c0)=ANY=[@ANYBLOB="740000002400070500"/20, @ANYRES32=r3, @ANYBLOB="00000000ffffffff00000000080001007366710048000229c6090032d0ed64f3c3545aaf6e000085a4e4ebb5ef6700"/96], 0x74}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="840000002c00010700"/20, @ANYRES32=r3, @ANYBLOB="0300000000000000fc8000000800010075333200580002001400050000000000000000000000000000000000400006003000010000000000000019000000000000000000000000000000000000000000000000001300000000000000f8fbac32c9712b8c22e1e9d77ba189c7460999d8f31a44af4c7a938966d5e87d55e05dae3332c116fa93f45e2ed1edb0c997709ac6c6"], 0x84}}, 0x0) r6 = socket(0x4000000000010, 0x1000000000080002, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0x30a, 0x0) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, 0x0, &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 1: r0 = socket$kcm(0xa, 0x1, 0x0) sendmsg$kcm(r0, &(0x7f0000000540)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @ipv4}, 0x80, 0x0}, 0x24000001) sendmsg$kcm(r0, &(0x7f0000002ac0)={0x0, 0x0, 0x0}, 0x24000001) 07:12:26 executing program 0: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', 0x0, 0x0, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 4: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10084, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, 0x0, &(0x7f0000000300)='tracefs\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000780)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) unlink(0x0) 07:12:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', 0x0, 0x0, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 1: syz_emit_ethernet(0x4a, &(0x7f0000000000)={@broadcast, @broadcast, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x3c, 0x0, 0x0, 0x0, 0x29, 0x0, @remote={0xac, 0x70}, @dev}, @tipc=@name_distributor={{0x28, 0x0, 0x0, 0x0, 0x0, 0xa}}}}}}, 0x0) 07:12:26 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x65}, [@ldst={0x7, 0x0, 0x3, 0x0, 0x0, 0x0, 0x29000000}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xff06, &(0x7f000000cf3d)=""/195}, 0x48) [ 172.204818] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. 07:12:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', 0x0, 0x0, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x6c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8d0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x3) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002011, r5, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x0, 0x0, 0xfffffffffffffd9c) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) [ 172.283099] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. 07:12:26 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x200000000010, 0x3, 0x0) write(r2, &(0x7f0000000300)="2400000052001f0014f9f407112c04091c0007ed070001000a0000000900000000000000", 0x24) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', 0x0, 0x0, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 0: socket$rds(0x15, 0x5, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000080)) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_INITMSG(0xffffffffffffffff, 0x84, 0x2, 0x0, 0x0) ioctl$TIOCGISO7816(0xffffffffffffffff, 0x80285442, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000440)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000140)={0xffffffffffffffff}, 0x2}}, 0x20) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_MIGRATE_ID(r2, &(0x7f0000000080)={0x12, 0x10, 0xfa00, {0x0, r1, r0}}, 0x18) write$RDMA_USER_CM_CMD_QUERY_ROUTE(r2, &(0x7f0000000000)={0x5, 0x10, 0xfa00, {&(0x7f0000000200), r1}}, 0x18) ioctl$TIOCGISO7816(0xffffffffffffffff, 0x80285442, 0x0) ioctl$PPPIOCSMRU1(0xffffffffffffffff, 0x40047452, 0x0) close(0xffffffffffffffff) 07:12:26 executing program 3: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) openat$selinux_avc_hash_stats(0xffffffffffffff9c, 0x0, 0x0, 0x0) bind(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xee6a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ppoll(&(0x7f00000001c0), 0x0, &(0x7f0000000200)={0x0, 0x1c9c380}, 0x0, 0x0) sendmsg(r0, &(0x7f00000000c0)={0x0, 0xfffffffffffffe31, &(0x7f0000000000)=[{&(0x7f0000000100)="5500000018007f4500fe01b2a4a280930a06000000a84599910000002900090008002600010000001900150006000000000067c01338d54400009ba1136ef75a9251b77226483113e92f13e70b9cfb83de44b2ee3b", 0x55}], 0x1}, 0x0) 07:12:26 executing program 3: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 172.473941] block nbd4: Receive control failed (result -22) [ 172.485403] block nbd4: shutting down sockets 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 172.538210] block nbd4: shutting down sockets 07:12:26 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 0: r0 = creat(&(0x7f0000000080)='./bus\x00', 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = eventfd2(0x0, 0x0) r3 = fcntl$dupfd(r1, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$EXT4_IOC_GROUP_EXTEND(r0, 0x40086607, &(0x7f0000000000)=0xffffffff) 07:12:26 executing program 1: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) connect$unix(r1, &(0x7f0000000080)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) [ 172.584051] netlink: 13 bytes leftover after parsing attributes in process `syz-executor.5'. 07:12:26 executing program 3: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 172.658577] block nbd4: Receive control failed (result -22) [ 172.669267] EXT4-fs warning (device sda1): ext4_group_extend:1764: will only finish group (524288 blocks, 256 new) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:26 executing program 3: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 172.698702] block nbd4: shutting down sockets 07:12:26 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=ANY=[@ANYBLOB="b7000000000000806500000000000000e5010000000000299500000000000000"], &(0x7f0000003ff6)='OPL\x00', 0x1, 0xff06, &(0x7f000000cf3d)=""/195}, 0x48) 07:12:26 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 1: r0 = creat(0x0, 0x0) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000180)=ANY=[@ANYBLOB], 0x0) writev(r0, 0x0, 0x0) lseek(r0, 0x0, 0x3) dup2(r0, 0xffffffffffffffff) ioctl$TIOCMBIS(0xffffffffffffffff, 0x5416, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x9d8723ffcc367fae}, 0x8210, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) gettid() clone(0x3fa, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000000080)='/selinux/load\x00', 0x2, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000240)={&(0x7f00000000c0)='./bus\x00'}, 0x10) write$selinux_load(r1, 0x0, 0x0) ioctl$KDSKBMODE(0xffffffffffffffff, 0x4b45, &(0x7f0000000040)) r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) lseek(0xffffffffffffffff, 0x0, 0x0) lseek(r2, 0x0, 0x0) r3 = dup(0xffffffffffffffff) ioctl$sock_inet6_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f00000034c0)={@local, @mcast2, @empty, 0x0, 0x40}) getsockopt$SO_COOKIE(0xffffffffffffffff, 0x1, 0x39, &(0x7f0000000640), &(0x7f0000000680)=0x8) sendmsg$TIPC_NL_MEDIA_GET(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0xbd96b9f073d96152) sendmsg$TIPC_NL_LINK_RESET_STATS(r3, &(0x7f0000000240)={&(0x7f0000000140), 0xc, 0x0, 0x1, 0x0, 0x0, 0x1}, 0x0) sendmsg$TIPC_NL_PUBL_GET(0xffffffffffffffff, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000100)) setxattr$security_smack_entry(&(0x7f0000001340)='./bus\x00', &(0x7f0000004740)='security.SMACK64IPOUT\x00', 0x0, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = fcntl$dupfd(r4, 0x0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x0) [ 172.737943] EXT4-fs warning (device sda1): ext4_group_extend:1770: can't read last block, resize aborted 07:12:26 executing program 3: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, 0x0) [ 172.836063] block nbd4: Receive control failed (result -22) [ 172.836077] syz-executor.1: [ 172.854291] EXT4-fs warning (device sda1): ext4_group_extend:1764: will only finish group (524288 blocks, 256 new) [ 172.864570] vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) 07:12:26 executing program 3: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:26 executing program 5: clone(0x3102001ffe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) creat(&(0x7f0000000140)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000240)='./bus\x00', &(0x7f00000002c0)='nfs4\x00', 0x0, &(0x7f00000000c0)='rdma') r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) write$selinux_attr(r3, 0x0, 0x0) [ 172.896047] block nbd4: shutting down sockets [ 172.898185] syz-executor.1 cpuset=syz1 mems_allowed=0-1 07:12:26 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$MAP_CREATE(0x2, &(0x7f0000000040)={0x0, 0x0, 0x77fffb, 0x0, 0x0, 0x0}, 0x3c) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000180)={0xa, 0x0, 0x0, @loopback}, 0x1c) write$nbd(r2, 0x0, 0x0) io_setup(0x6, &(0x7f0000000140)=0x0) io_submit(r3, 0x9f, &(0x7f0000000040)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x8, 0x0, r2, 0x0}]) [ 172.936947] CPU: 1 PID: 7515 Comm: syz-executor.1 Not tainted 4.14.150 #0 [ 172.942023] EXT4-fs warning (device sda1): ext4_group_extend:1770: can't read last block, resize aborted [ 172.943904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.943910] Call Trace: [ 172.943929] dump_stack+0x138/0x197 [ 172.943945] warn_alloc.cold+0x96/0x1af [ 172.943959] ? zone_watermark_ok_safe+0x2b0/0x2b0 [ 172.978066] ? lock_downgrade+0x740/0x740 [ 172.982328] ? avc_has_perm+0x2df/0x4b0 [ 172.986323] __vmalloc_node_range+0x3c3/0x6a0 [ 172.990865] vmalloc+0x46/0x50 [ 172.994076] ? sel_write_load+0x1a0/0x1050 [ 172.998323] sel_write_load+0x1a0/0x1050 [ 173.002404] ? sel_read_bool+0x240/0x240 [ 173.006475] ? trace_hardirqs_on_caller+0x400/0x590 [ 173.011499] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 173.016268] __vfs_write+0x105/0x6b0 [ 173.019986] ? sel_read_bool+0x240/0x240 [ 173.024056] ? kernel_read+0x120/0x120 [ 173.028132] ? __lock_is_held+0xb6/0x140 [ 173.032199] ? check_preemption_disabled+0x3c/0x250 07:12:27 executing program 5: r0 = socket$kcm(0x10, 0x100000000000003, 0x0) sendmsg$kcm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000200)="2500000014008105e00f80ecdb4cb92e021e022c14000000160002008e7948f328995a017c", 0x25}], 0x1, 0x0, 0x0, 0xa00}, 0x0) [ 173.037223] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 173.042681] ? rcu_read_lock_sched_held+0x110/0x130 [ 173.047688] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 173.052453] ? __sb_start_write+0x153/0x2f0 [ 173.056781] vfs_write+0x198/0x500 [ 173.060334] SyS_write+0xfd/0x230 [ 173.063793] ? SyS_read+0x230/0x230 [ 173.067429] ? do_syscall_64+0x53/0x640 [ 173.072102] ? SyS_read+0x230/0x230 [ 173.075825] do_syscall_64+0x1e8/0x640 [ 173.079716] ? trace_hardirqs_off_thunk+0x1a/0x1c 07:12:27 executing program 5: r0 = socket$kcm(0x2b, 0x8000000000001, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r1, &(0x7f0000000040)={0x0, 0x6, &(0x7f0000000100)=[{&(0x7f0000000000)="2e0000001900d927e65de0875f188dfa1ce154dfeaa06ec4a86e8f32e00586f900000000000000006f0400000000", 0x2e}], 0x1}, 0x0) 07:12:27 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 173.084571] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.088647] netlink: 13 bytes leftover after parsing attributes in process `syz-executor.5'. [ 173.089759] RIP: 0033:0x459f39 [ 173.089766] RSP: 002b:00007f6f8e663c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 173.089777] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459f39 [ 173.089783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 173.089789] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 07:12:27 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, 0x0) [ 173.089793] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6f8e6646d4 [ 173.089805] R13: 00000000004ca71d R14: 00000000004e2740 R15: 00000000ffffffff [ 173.137903] Mem-Info: [ 173.171650] active_anon:139032 inactive_anon:4291 isolated_anon:0 [ 173.171650] active_file:8042 inactive_file:10718 isolated_file:0 [ 173.171650] unevictable:0 dirty:182 writeback:0 unstable:0 [ 173.171650] slab_reclaimable:10751 slab_unreclaimable:95162 [ 173.171650] mapped:59012 shmem:4337 pagetables:1145 bounce:0 [ 173.171650] free:1267477 free_pcp:295 free_cma:0 [ 173.187734] netlink: 26 bytes leftover after parsing attributes in process `syz-executor.5'. 07:12:27 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:27 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 173.209199] audit: type=1400 audit(1572160347.174:41): avc: denied { create } for pid=7545 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 173.271774] audit: type=1400 audit(1572160347.174:42): avc: denied { write } for pid=7545 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 173.310687] Node 0 active_anon:553948kB inactive_anon:17164kB active_file:32020kB inactive_file:42872kB unevictable:0kB isolated(anon):1924kB isolated(file):0kB mapped:235948kB dirty:716kB writeback:0kB shmem:17348kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 262144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 173.346996] Node 1 active_anon:0kB inactive_anon:0kB active_file:148kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 173.375276] block nbd4: Receive control failed (result -22) [ 173.381909] Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 173.390749] block nbd4: shutting down sockets [ 173.408932] lowmem_reserve[]: 0 2580 2580 2580 [ 173.423463] Node 0 DMA32 free:1266212kB min:36468kB low:45584kB high:54700kB active_anon:553860kB inactive_anon:17164kB active_file:32020kB inactive_file:42872kB unevictable:0kB writepending:716kB present:3129332kB managed:2644884kB mlocked:0kB kernel_stack:7136kB pagetables:4284kB bounce:0kB free_pcp:1400kB local_pcp:684kB free_cma:0kB [ 173.458969] lowmem_reserve[]: 0 0 0 0 [ 173.471147] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 173.502613] lowmem_reserve[]: 0 0 0 0 [ 173.509143] Node 1 Normal free:3785392kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:148kB inactive_file:0kB unevictable:0kB writepending:12kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 173.537549] lowmem_reserve[]: 0 0 0 0 [ 173.542139] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 173.556280] Node 0 DMA32: 6558*4kB (UME) 431*8kB (UME) 316*16kB (UME) 165*32kB (UME) 56*64kB (UME) 15*128kB (ME) 6*256kB (E) 1*512kB (U) 2*1024kB (UE) 0*2048kB 298*4096kB (M) = 1270224kB [ 173.573677] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 173.585381] Node 1 Normal: 52*4kB (UE) 352*8kB (U) 262*16kB (UM) 58*32kB (UM) 13*64kB (UME) 4*128kB (U) 8*256kB (UME) 5*512kB (UE) 2*1024kB (ME) 4*2048kB (ME) 918*4096kB (M) = 3785392kB [ 173.602597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 173.611691] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 173.620476] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 173.629519] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 173.638246] 23100 total pagecache pages [ 173.642361] 0 pages in swap cache [ 173.645950] Swap cache stats: add 0, delete 0, find 0/0 [ 173.651393] Free swap = 0kB [ 173.654432] Total swap = 0kB [ 173.657635] 1965979 pages RAM [ 173.660802] 0 pages HighMem/MovableOnly [ 173.664799] 333229 pages reserved [ 173.668246] 0 pages cma reserved 07:12:27 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000580)=@newsa={0x138, 0x10, 0x501, 0x0, 0x0, {{@in6=@mcast2, @in=@dev}, {@in6=@mcast2, 0x0, 0x32}, @in=@dev, {}, {}, {}, 0x0, 0x0, 0x2}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}}}]}, 0x138}}, 0x0) 07:12:27 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, 0x0) 07:12:27 executing program 0: perf_event_open(&(0x7f0000000000)={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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000100)="5500000018007f4500fe01b2a4a280930a06000000a84599910000002900090008002600010000001900150006000000000067c01338d54400009ba1136ef75a9251b77226483113e92f13e70b9cfb83de44b2ee3b", 0x55}], 0x1}, 0x0) 07:12:27 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000300)=0x80, 0x4) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) r1 = dup(r0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='bbr\x00', 0x3ab) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000180)='lp\x00', 0x3) write$binfmt_elf64(r0, &(0x7f0000000100)=ANY=[@ANYRES32, @ANYRES16=0x0], 0x2bcf) shutdown(0xffffffffffffffff, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) 07:12:27 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:27 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 173.674381] syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 173.687310] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 173.704206] CPU: 1 PID: 7518 Comm: syz-executor.1 Not tainted 4.14.150 #0 [ 173.711188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.720635] Call Trace: 07:12:27 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x0, 0x2}) [ 173.723226] dump_stack+0x138/0x197 [ 173.726884] warn_alloc.cold+0x96/0x1af [ 173.730859] ? zone_watermark_ok_safe+0x2b0/0x2b0 [ 173.735691] ? lock_downgrade+0x740/0x740 [ 173.735740] ? avc_has_perm+0x2df/0x4b0 [ 173.743841] __vmalloc_node_range+0x3c3/0x6a0 [ 173.748342] ? drop_futex_key_refs.isra.0+0x56/0xb0 [ 173.753370] vmalloc+0x46/0x50 [ 173.756570] ? sel_write_load+0x1a0/0x1050 [ 173.760910] sel_write_load+0x1a0/0x1050 [ 173.764991] ? find_held_lock+0x35/0x130 [ 173.769081] ? sel_read_bool+0x240/0x240 07:12:27 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x3c}, [@ldst={0x0, 0x0, 0x2}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xff06, &(0x7f000000cf3d)=""/195}, 0x48) [ 173.773153] ? trace_hardirqs_on+0x10/0x10 [ 173.777760] __vfs_write+0x105/0x6b0 [ 173.781490] ? sel_read_bool+0x240/0x240 [ 173.785561] ? kernel_read+0x120/0x120 [ 173.789465] ? __lock_is_held+0xb6/0x140 [ 173.793538] ? check_preemption_disabled+0x3c/0x250 [ 173.798558] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 173.804006] ? rcu_read_lock_sched_held+0x110/0x130 [ 173.804014] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 173.804023] ? __sb_start_write+0x153/0x2f0 [ 173.804032] vfs_write+0x198/0x500 [ 173.804040] SyS_write+0xfd/0x230 07:12:27 executing program 1: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xfc, 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) [ 173.804048] ? SyS_read+0x230/0x230 [ 173.804057] ? do_syscall_64+0x53/0x640 [ 173.804063] ? SyS_read+0x230/0x230 [ 173.804071] do_syscall_64+0x1e8/0x640 [ 173.804077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.804091] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.804098] RIP: 0033:0x459f39 [ 173.804105] RSP: 002b:00007f6f8e663c78 EFLAGS: 00000246 [ 173.813876] ORIG_RAX: 0000000000000001 [ 173.862970] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459f39 07:12:27 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x0, 0x2}) 07:12:27 executing program 5: openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) socket$unix(0x1, 0x2, 0x0) syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/cgroup\x00') r0 = socket(0x10, 0x3, 0x0) r1 = dup(r0) write(r1, &(0x7f0000000080)="240000005800010000000000002304000a04f51108000100020100020800038005000000", 0x275) [ 173.870272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 [ 173.877551] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 173.884841] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6f8e6646d4 [ 173.892144] R13: 00000000004ca71d R14: 00000000004e2740 R15: 00000000ffffffff 07:12:27 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:27 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 173.919306] netlink: 13 bytes leftover after parsing attributes in process `syz-executor.0'. 07:12:28 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x0, 0x2}) 07:12:28 executing program 0: perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000100)="5500000018007f4500fe01b2a4a280930a06000000a84599910000002900090008002600010000001900150006000000000067c01338d54400009ba1136ef75a9251b77226483113e92f13e70b9cfb83de44b2ee3b", 0x55}], 0x1}, 0x0) 07:12:28 executing program 1: 07:12:28 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:28 executing program 5: [ 174.008316] block nbd3: Receive control failed (result -22) [ 174.015825] block nbd3: shutting down sockets 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 5: [ 174.101371] netlink: 13 bytes leftover after parsing attributes in process `syz-executor.0'. 07:12:28 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 1: 07:12:28 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000}) 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 174.167093] IPv6: IPV6: multipath route replace failed (check consistency of installed routes): :: nexthop :: ifi 1 [ 174.186203] block nbd3: Receive control failed (result -22) [ 174.194478] block nbd3: shutting down sockets 07:12:28 executing program 5: 07:12:28 executing program 1: [ 174.259282] IPv6: IPV6: multipath route replace failed (check consistency of installed routes): :: nexthop :: ifi 6 07:12:28 executing program 0: 07:12:28 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000}) 07:12:28 executing program 1: 07:12:28 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 174.332641] block nbd3: Receive control failed (result -22) [ 174.346413] block nbd3: shutting down sockets 07:12:28 executing program 5: 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 0: 07:12:28 executing program 1: [ 174.440435] block nbd4: Receive control failed (result -22) [ 174.448972] block nbd4: shutting down sockets 07:12:28 executing program 5: 07:12:28 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 0: 07:12:28 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000}) 07:12:28 executing program 1: 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 174.545483] block nbd3: Receive control failed (result -22) [ 174.567527] block nbd3: shutting down sockets 07:12:28 executing program 5: 07:12:28 executing program 2: 07:12:28 executing program 0: 07:12:28 executing program 1: [ 174.667724] block nbd4: Receive control failed (result -22) [ 174.686922] block nbd4: shutting down sockets 07:12:28 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:28 executing program 5: [ 174.715862] block nbd3: Receive control failed (result -22) [ 174.723529] block nbd3: shutting down sockets 07:12:28 executing program 2: 07:12:28 executing program 0: 07:12:28 executing program 1: 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 5: [ 174.819944] block nbd4: shutting down sockets 07:12:28 executing program 0: 07:12:28 executing program 2: 07:12:28 executing program 1: 07:12:28 executing program 0: 07:12:28 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:28 executing program 5: 07:12:28 executing program 2: [ 174.909578] block nbd3: Receive control failed (result -22) [ 174.916780] block nbd3: shutting down sockets 07:12:28 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:28 executing program 1: [ 174.999277] block nbd4: shutting down sockets 07:12:29 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) openat$mixer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/mixer\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000200)={[0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff], 0x1f000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:12:29 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000000)='security.selinux\x00', &(0x7f0000000080)='/usr/sbin/cups-browsed\x00', 0x17, 0x0) 07:12:29 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="840000002c00010700"/20, @ANYRES32, @ANYBLOB="0300000000000000fc8000000800010075333200580002001400050000000000000000000000000000000000400006003000010000000000000019000000000000000000000000000000000000000000000000001300000000000000f8fbac32c9712b8c22e1e9d77ba189c7460999d8f31a44af4c7a938966d5e87d55e05dae3332c116fa93f45e2ed1edb0c997709ac6c6"], 0x84}}, 0x0) r2 = socket(0x4000000000010, 0x1000000000080002, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0x30a, 0x0) 07:12:29 executing program 5: 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, 0x200}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb9, 0x2, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = semget$private(0x0, 0x207, 0x0) semctl$SEM_STAT(0x0, 0x2, 0x12, &(0x7f0000000200)=""/210) semctl$GETVAL(r0, 0x0, 0xc, &(0x7f0000000280)=""/176) 07:12:29 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:29 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 175.097943] SELinux: Context /usr/sbin/cups-browsed is not valid (left unmapped). [ 175.136439] block nbd4: shutting down sockets 07:12:29 executing program 0: [ 175.149273] audit: type=1400 audit(1572160349.134:43): avc: denied { associate } for pid=7719 comm="syz-executor.0" name="kvm" dev="devtmpfs" ino=1117 scontext=system_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:device_t:s0 tclass=filesystem permissive=1 07:12:29 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 2: 07:12:29 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:29 executing program 5: 07:12:29 executing program 0: 07:12:29 executing program 1: syz_emit_ethernet(0x2a, &(0x7f000070aef1)={@broadcast, @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}, @remote}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) 07:12:29 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x6, 0x4, 0x602, 0x1}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f0000000100), 0x0}, 0x20) 07:12:29 executing program 5: openat$vimc2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video2\x00', 0x2, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000000b000/0x18000)=nil, &(0x7f00000008c0)=[@text32={0x20, &(0x7f00000000c0)="b805000000b9510000000f01c10f46a78900000066ba2100b067ee66ba4100edb9800000c00f3266ba400066ed0f30c4c271de9d0000000066b808008ed0660f38806f000f011c2666b8bf008ee0", 0x4e}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_PIT2(r1, 0x4070aea0, &(0x7f0000000200)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:12:29 executing program 0: syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(0xffffffffffffffff, 0x200efd6b, 0x0) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write(0xffffffffffffffff, &(0x7f0000000340), 0x41395527) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x89a1, &(0x7f00000000c0)={@local={0xfe, 0x80, [0x600, 0x3ef, 0x0, 0x3f00000000000000, 0x100000000000000, 0x0, 0x1103, 0x0, 0x0, 0x0, 0x0, 0x6]}}) syz_genetlink_get_family_id$team(0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000440)={0x0, @remote, @loopback}, &(0x7f0000000480)=0xc) getpeername$packet(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000180)={@mcast1, 0x400, 0x0, 0x1, 0x3}, 0x20) getpeername$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, 0x0) ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x8916, 0x0) syz_open_procfs(0x0, &(0x7f0000000340)='net/ip6_flowlabel\x00n\xc01\x14\x894X\xed\xc1\xc9\xd8\xdcK\r\x8d\xae\x98&@\xd0\xe6\xbbQ\xd7\xffYn\x1c\x92\xde\x0e\xaa1\x91\x98\xe9\x1f\nMCi|+\xcdw\xf0\x176Z\xf1`\xac\xf3;\xd6d2\xeb\xe5\f\x0e\x8b\xda\xf7\xfc9\xfe\xff4\xef\'\xa19q\x93\"\x7fG3\xc1E\xe6e6\xc6\xc2u\x11% \xe7+0\x97\x84;\\\xda\xc4\x80\xc3\xb18N\xbfY%\x05\xf8\x85\x89\xfc\xd2\xd7') sendmmsg$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@initdev, @in6=@ipv4={[], [], @initdev}}}, {{@in=@empty}, 0x0, @in6=@mcast2}}, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/icmp\x00') getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000300)={{{@in=@initdev, @in=@broadcast}}, {{@in=@remote}, 0x0, @in6=@local}}, &(0x7f0000000400)=0xe8) sendmmsg$inet6(0xffffffffffffffff, &(0x7f0000005a00)=[{{&(0x7f0000000140)={0x2, 0x4e20, 0x0, @dev}, 0x1c, 0x0, 0x0, &(0x7f0000006b40)=[@pktinfo={{0x24, 0x29, 0x32, {@ipv4={[], [], @local}}}}], 0x28}}], 0x1, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000140)=0x14) socket(0x0, 0x0, 0x0) creat(&(0x7f0000000180)='./file0\x00', 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000980)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40610}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x80e0c103f1ae319e}, 0x4000080) 07:12:29 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 1: 07:12:29 executing program 2: 07:12:29 executing program 1: [ 175.428510] audit: type=1400 audit(1572160349.414:44): avc: denied { read } for pid=7752 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 07:12:29 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 2: 07:12:29 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 1: 07:12:29 executing program 2: 07:12:29 executing program 5: 07:12:29 executing program 0: 07:12:29 executing program 3: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 1: 07:12:29 executing program 2: 07:12:29 executing program 5: 07:12:29 executing program 0: 07:12:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:29 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:29 executing program 1: 07:12:29 executing program 5: 07:12:29 executing program 2: 07:12:29 executing program 0: 07:12:29 executing program 5: 07:12:29 executing program 0: 07:12:29 executing program 2: 07:12:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 175.856891] block nbd3: shutting down sockets 07:12:29 executing program 1: 07:12:29 executing program 5: 07:12:29 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:29 executing program 0: 07:12:29 executing program 4: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:29 executing program 2: 07:12:30 executing program 1: 07:12:30 executing program 5: [ 176.007982] block nbd3: shutting down sockets 07:12:30 executing program 0: 07:12:30 executing program 2: 07:12:30 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:30 executing program 1: 07:12:30 executing program 5: 07:12:30 executing program 0: 07:12:30 executing program 4: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 2: 07:12:30 executing program 1: 07:12:30 executing program 5: [ 176.172963] block nbd3: shutting down sockets 07:12:30 executing program 0: 07:12:30 executing program 1: 07:12:30 executing program 3: 07:12:30 executing program 5: 07:12:30 executing program 0: r0 = socket$inet6(0xa, 0x801, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c) listen(r0, 0xffeffffefffffffb) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local, @random="192bce5e2dfb", [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd]}, @local, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000200)={@local, @link_local, [], {@ipv6={0x86dd, {0x0, 0x6, '\x00', 0x14, 0x6, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd]}, @local, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x10}}}}}}}, 0x0) 07:12:30 executing program 1: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x1000002, 0x800000000008031, 0xffffffffffffffff, 0x0) dup(0xffffffffffffffff) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x3) move_pages(0x0, 0x1, &(0x7f0000000140)=[&(0x7f0000ffd000/0x1000)=nil], &(0x7f0000000080), &(0x7f0000000000), 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) 07:12:30 executing program 2: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 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, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, 0x0, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000002d80)={@multicast2, @local}, 0xc) 07:12:30 executing program 4: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 3: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 0 (fault-call:5 fault-nth:0): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 4: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:30 executing program 2 (fault-call:2 fault-nth:0): r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 176.448648] syz-executor.0 (7891) used greatest stack depth: 23248 bytes left [ 176.471532] block nbd5: Receive control failed (result -22) [ 176.478384] block nbd5: shutting down sockets 07:12:30 executing program 4: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 176.516311] block nbd3: Receive control failed (result -22) [ 176.524416] block nbd3: shutting down sockets [ 176.528372] FAULT_INJECTION: forcing a failure. [ 176.528372] name failslab, interval 1, probability 0, space 0, times 1 07:12:30 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xf}}, 0x35d) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$KVM_ASSIGN_SET_INTX_MASK(r1, 0x4040aea4, &(0x7f0000000000)={0xc0000000, 0x10001, 0xec3, 0x0, 0x6}) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)={0xfffffffffffffffe, 0x8000, 0x2, 0x0, 0x217}) [ 176.567252] block nbd5: shutting down sockets [ 176.585102] CPU: 1 PID: 7907 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 176.592189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.601650] Call Trace: [ 176.604275] dump_stack+0x138/0x197 [ 176.607919] should_fail.cold+0x10f/0x159 [ 176.612127] should_failslab+0xdb/0x130 [ 176.616905] __kmalloc+0x2f0/0x7a0 [ 176.620727] ? lock_acquire+0x16f/0x430 [ 176.624710] ? nbd_ioctl+0x134/0xb30 [ 176.628534] ? __alloc_workqueue_key+0x114/0xec0 [ 176.633413] __alloc_workqueue_key+0x114/0xec0 [ 176.638129] ? __mutex_lock+0x36a/0x1470 [ 176.642204] ? selinux_ipv4_output+0x50/0x50 [ 176.646627] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 176.651651] ? mutex_trylock+0x1c0/0x1c0 [ 176.655726] nbd_start_device+0x169/0xc50 [ 176.659973] nbd_ioctl+0x43d/0xb30 [ 176.663524] ? nbd_add_socket+0x5e0/0x5e0 [ 176.667678] ? lock_downgrade+0x740/0x740 [ 176.671843] ? nbd_add_socket+0x5e0/0x5e0 [ 176.676002] blkdev_ioctl+0x96b/0x1860 [ 176.679896] ? blkpg_ioctl+0x980/0x980 [ 176.683796] ? __might_sleep+0x93/0xb0 [ 176.687691] ? __fget+0x210/0x370 [ 176.691154] block_ioctl+0xde/0x120 [ 176.694789] ? blkdev_fallocate+0x3b0/0x3b0 [ 176.699124] do_vfs_ioctl+0x7ae/0x1060 [ 176.703023] ? selinux_file_mprotect+0x5d0/0x5d0 [ 176.707797] ? lock_downgrade+0x740/0x740 [ 176.711953] ? ioctl_preallocate+0x1c0/0x1c0 07:12:30 executing program 3: clone(0x2000000024000300, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r1, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) r2 = memfd_create(&(0x7f00000000c0)='_\x8a\x98\x8e}\xe1y\x7f?\x00', 0x5) mmap(&(0x7f0000000000/0xaa2000)=nil, 0xaa2000, 0x5, 0x11, r2, 0x0) rt_sigaction(0x7, &(0x7f0000b4a000)={0xfffffffffffffffd, {0x4000001}, 0x0, 0x0}, 0x0, 0x8, &(0x7f0000000000)) connect$inet6(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x0, 0x2a, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='net/ip_vs\x00') prctl$PR_SET_DUMPABLE(0x4, 0x0) syz_open_procfs(0x0, &(0x7f0000000400)='acreate\x00>\x95\xf4AJ\xe8\xef\xcb\xebc\"\xa3&K\r\xf8\x10\x81Y\xbe-\x92\x931\xcb{\xf9\x9f\xa3Ro9r\x99s\x95N\xe6\xa6\xcf1\x8a\x8cT\x97:3\x8c(a\xb5\x8f\xed\x13T@\x17\x1b6\xda\xa8\xa2\x9c \xc8\x1cvE\xb1T\xd2\x9a]\x9c\x9d\x13\a\xa2\x9a\xb0K\xd2d\x1eg\x8e\xc6\xc0\x94\x0e\xb0l\x95*\x82\xbf\xffS\xcf\xfd\x0f8\x92r\xcb\\\x06kG\\\xd1\xab\xd8\xeb\x8f\x92\x93\xac\xb1\x98\xc7\xd5:K.\xd50c\xbf\x04\x00M\xc2\x8f\x15%#SW5\x8b\xd3vF\xd8_\xf5\x02\r\xd4\xedLc\x89\x97\x1a\xa9\x05\xb1<\xf8\x95wUd\xd9\x1a\x00\xcd\x92\xa1\xac\x15tTZl.\xcc\xb8!l\v\xb6\xe5;\xd1\x9a\xd6\xed\x1e\xa4$\x86\x9e\xfe\xa2\xae\xb1\xa8\xb9\xa06V\xfb\x86\xe64.5\xa4\xce\x1a|?\xa4\xc7\bh\x8e\xb5B\x7f\xda\xbef\v!\xb9\xc3Az\x8a\xb1\x12\x85/\xbc\xa2\'\xb0\xf4\xf3w\xcc\xfbc\x15\x03\xe6\xd3\x04\x9dt\xe9qBhuH\x06\xdd\'E\xc5h\xab\xbe\xde\x80z\x9b{Nu*d\xbemS\'\x1b\xb4\x1c\r\x1dtf\xb9\x85\xc9\xf9\x19\xf4\xe5\x0f\xeb\xeb`\x86@N\xfbW\xcdI(\x16\x95`1\xe7\xef\x7f\xd9\xf3\xc4\xc1\xc8\xf0|\x8c') [ 176.716369] ? __fget+0x237/0x370 [ 176.719833] ? security_file_ioctl+0x89/0xb0 [ 176.724271] SyS_ioctl+0x8f/0xc0 [ 176.727642] ? do_vfs_ioctl+0x1060/0x1060 [ 176.731807] do_syscall_64+0x1e8/0x640 [ 176.735812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 176.740763] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.745951] RIP: 0033:0x459f39 [ 176.749141] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 176.756876] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 07:12:30 executing program 2: r0 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x100000) ioctl$SIOCRSSL2CALL(r0, 0x89e2, &(0x7f0000002480)=@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x1000, 0xa80500) fcntl$setflags(0xffffffffffffffff, 0x2, 0x1) sendmsg$nl_route_sched(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x105000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@getchain={0x50, 0x66, 0x0, 0x70bd2d, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, {0x1, 0xa}, {0x3, 0x6}, {0xfff3, 0xc}}, [{0x8, 0xb, 0x40}, {0x8, 0xb, 0x80000001}, {0x8, 0xb, 0x7}, {0x8, 0xb, 0x3ff}, {0x8, 0xb, 0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x10}, 0x40000000) fsetxattr$security_selinux(r1, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r1, 0xc020660b, &(0x7f0000000240)={0x8001, 0x10008000, 0x2, 0xfffffffc, 0x3, [{0x100000000, 0xfffffffd, 0x3, 0x0, 0x0, 0x1186}, {0x8, 0x7, 0x0, 0x0, 0x0, 0x1080}, {0x8, 0xa501, 0x2, 0x0, 0x0, 0x680}]}) [ 176.765456] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 176.773050] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 176.780423] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 176.787801] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 176.824301] block nbd0: Could not allocate knbd recv work queue. [ 176.841080] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[7923] [ 176.862719] audit: type=1400 audit(1572160350.854:45): avc: denied { map } for pid=7925 comm="syz-executor.3" path=2F6D656D66643A5F8A988E7DE1797F3F202864656C6574656429 dev="hugetlbfs" ino=29758 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:hugetlbfs_t:s0 tclass=file permissive=1 [ 176.870525] block nbd0: shutting down sockets 07:12:31 executing program 1: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000d65000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x14, 0x0, 0x1, 0x1}, 0x14}}, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = socket$packet(0x11, 0x3, 0x300) r5 = fcntl$dupfd(r3, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000008000/0x600000)=nil, 0x600000, 0x0, 0x11, r6, 0x0) r7 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) ioctl$MON_IOCQ_URB_LEN(r7, 0x9201) splice(r0, 0x0, r2, 0x0, 0x80000000, 0x0) 07:12:31 executing program 4: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 3: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(0xffffffffffffffff, 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r1, 0x0, 0x10005, 0x0) r2 = inotify_init1(0x0) fcntl$setown(r2, 0x8, 0xffffffffffffffff) fcntl$getownex(r2, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r3, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140), 0x0, 0x0) syz_open_procfs(r3, &(0x7f0000000080)='net/ip_vs\x00') ioctl$BLKTRACESETUP(r0, 0xc0481273, &(0x7f0000000180)={[], 0x3, 0x7fffffff, 0x80, 0x80000001, 0xffffffff00000000, r3}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sysinfo(0x0) socket(0x0, 0x0, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0x7, 0x9, 0x1}, 0x17) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r4, &(0x7f0000000080), &(0x7f0000000040)}, 0x20) socket$nl_route(0x10, 0x3, 0x0) socket(0x10, 0x0, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x0) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) r6 = openat$tun(0xffffffffffffff9c, &(0x7f0000000340)='/dev/net/tun\x00', 0x400000001, 0x0) ioctl$TUNSETIFF(r6, 0x400454ca, &(0x7f0000000000)={'nr0\x01\x00', 0x7132}) r7 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r7, 0x8914, &(0x7f0000000500)='nr0\x01\x00`\xa1\x9e\xf9\xd2\xc6s\xd9\xa1W\x1c\xb9\xe16\x9b\xcda\xef~Iy:\xe1\x87\x12\xec\xeb\x1d\xaav\x94\x97\x80\v\x7f\xbb\xd3[\x17\f\x10u\x1d9\xae\xb6`\xd8c\xe4\x9b\x8cO;=\xadH\x90+[-l\xfd\n\xbd7,c\xbc\xf5\xd7\r\xf3\xfdM.\x8dD<\x88\xbc\x0eV7\xdd\x82\xfc45\xbe\xd4\xde]i<\x9ax\x1c\x86>\x05\xd8\xa6\xf8h\x9a[\xe2\x92\x16\x06\x1f?\xf5?\x8bk9fx\xe7\xba\x15^\xf9\x15-~C\xb1\xec\xcb#1\xeb\x8e\xb1\xedU\x86\xdc\xf8\xb3\xb0\xb9\x996\x1aD\xff,\"\xc2\xab\xbe\xf4-\xd2N\xab\xe6r3F\xa6\xe4l\x04\x99\xa2\x14B\xd8\xd0\r\xcbW\xf0\x13\xffu\x95\xed\xd0\xff\ai0\xde6u\xd3A\x17\xa4N\xb0\xe4\xf82\x93m\xa4NW\xe4:>6\xbdH\xd2\xa8[\xf4\xfdJ\x80N\x83\xf2\xf3\xcf7\x8aCZ\xf5\xe2\x87\xd4\xe2s7\xb4\xad\xa1\x1b&!\x982\xeck+8Dk;\x95\xfe7q\xe9\xf4,\xa3\x0f\xb2\x1e\x12\xf0\xa3\xd8\xbc-\x85EJ\xf9\xfc\xc0#-\x8f\xd9\tD\x8b\x01\xf4lY=1\xea\x1c\x92de\xe3ZA\x99\a\x9c<\xa4\x11(\xb1|\xb0\x1f\xbf[R+\xe0\xfd\x02\x02*\xda7\xfe\xcc\x14\xb6\xc8\xc8\x83\x18\x83\xb8Z\x11\x06\xf2\xf8g\x02\rR\x9f\x17\xa3P\xf2\r\xd3\xbfQ\xa9\x8c\xfd\xa7\f.68\xa4\x83\xfd?\x87\x94\v\xb4x\xb0|L\x11\x03\x94\xc0\t=\x17\x95P\x89\xf2\xca\x97\xbb\xe0u\x12L\x9b\x85\x96\xe0\b\xbf\n\x02\x8bS\x9c\xecyl\xec\x9b\xf5\x85\xeb\x80\xfe>\r&') r8 = open(&(0x7f0000000000)='./bus\x00', 0x143042, 0x35) ftruncate(r8, 0x200004) 07:12:31 executing program 2: r0 = creat(&(0x7f0000000000)='./file0\x00', 0x88) ioctl$KIOCSOUND(r0, 0x4b2f, 0x5) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:31 executing program 0 (fault-call:5 fault-nth:1): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:syste}_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x200, @loopback}, 0xfffffc37) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r1, 0xc0105303, &(0x7f0000000000)={0x1, 0x4, 0x45}) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000000000008000000000000002004000000000000000000000000000c3d8678e79ffb84a6b31c9dd261c4bab6c0896f32f3ffd53b9a795593d9ed74f9e5139c8506b3df1dfb6ff67fcf86a6c662d6a350ebd5cbdcb98b30ce90372dd1d049cc66b5bceff3f65840050b769c9155bd577d9d9fda76f8a04ac252f6b0553134bcf451a5286d52872545494dbfee47b2a7af569e62bfb5066fda55dc9b37980a17eb607c116dae4aabc4f46cf39a02c"]) [ 177.104270] audit: type=1400 audit(1572160351.094:46): avc: denied { create } for pid=7936 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 177.135910] block nbd5: Receive control failed (result -22) [ 177.136431] FAULT_INJECTION: forcing a failure. [ 177.136431] name failslab, interval 1, probability 0, space 0, times 0 [ 177.169634] block nbd5: shutting down sockets [ 177.187576] SELinux: Context unconfined_u:syste}_r:insmod_t:s0-s0:c0.c1023 is not valid (left unmapped). 07:12:31 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 177.204790] audit: type=1400 audit(1572160351.194:47): avc: denied { write } for pid=7936 comm="syz-executor.1" path="socket:[29786]" dev="sockfs" ino=29786 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 177.260795] audit: type=1400 audit(1572160351.244:48): avc: denied { map } for pid=7936 comm="syz-executor.1" path="socket:[29812]" dev="sockfs" ino=29812 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=packet_socket permissive=1 [ 177.262367] CPU: 1 PID: 7946 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 177.294812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.304269] Call Trace: [ 177.307071] dump_stack+0x138/0x197 07:12:31 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='system_u:object_r:dev\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x1e, 0x1) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(r1, 0xc0506617, &(0x7f0000000240)={{0x2, 0x0, @reserved="69c693902a4f7cafa663b9b73a3717c65a99186bcdbdfcc5cc8d7c31b8bde616"}, 0xe4, [], "d90f4fc74d4bf40d33e07e51c32a9235ead3789e248d2a79845d325a87d5680af1c5f3c8abc6ab50e586b70d6be01d190c6b8a4eec372ae3a905713a0f534ad3af25b615cc1dbf92ec50e7a60fa4d7b1c09380842369b07a42aa35cb8e47cc5d28bf3840fb5087d457452e5ca5627e566d14c80b95a96d665d084d896d03d7211381e59fcc07f55058a0f20c83abc75ac70cd503333c38266979dd5ea0b3d507ffdc3e383d8b09301ba51e4a000525cc92668bfd374e9d6d528ad20f3e9261447945fbf91686d6523daa9d13f91eeccb578fb6f2b10f18188d3b0384b141e80e83bd188e"}) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 177.310726] should_fail.cold+0x10f/0x159 [ 177.314894] should_failslab+0xdb/0x130 [ 177.318922] kmem_cache_alloc_trace+0x2e9/0x790 [ 177.323786] ? lock_acquire+0x16f/0x430 [ 177.328294] ? nbd_ioctl+0x134/0xb30 [ 177.332028] ? __alloc_workqueue_key+0x114/0xec0 [ 177.335863] block nbd5: Receive control failed (result -22) [ 177.336806] __alloc_workqueue_key+0x15f/0xec0 [ 177.347095] ? __mutex_lock+0x36a/0x1470 [ 177.351238] ? selinux_ipv4_output+0x50/0x50 [ 177.351255] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 177.351267] ? mutex_trylock+0x1c0/0x1c0 [ 177.351286] nbd_start_device+0x169/0xc50 [ 177.351300] nbd_ioctl+0x43d/0xb30 [ 177.351311] ? nbd_add_socket+0x5e0/0x5e0 [ 177.351322] ? lock_downgrade+0x740/0x740 [ 177.351336] ? nbd_add_socket+0x5e0/0x5e0 [ 177.351351] blkdev_ioctl+0x96b/0x1860 [ 177.378820] block nbd5: shutting down sockets [ 177.381037] ? blkpg_ioctl+0x980/0x980 [ 177.381058] ? __might_sleep+0x93/0xb0 [ 177.381069] ? __fget+0x210/0x370 [ 177.381082] block_ioctl+0xde/0x120 07:12:31 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r1, 0x0, r1) ioctl$FS_IOC_FIEMAP(r1, 0xc020660b, &(0x7f0000000180)={0x2, 0x8000, 0x2, 0x101}) [ 177.381091] ? blkdev_fallocate+0x3b0/0x3b0 [ 177.381100] do_vfs_ioctl+0x7ae/0x1060 [ 177.381113] ? selinux_file_mprotect+0x5d0/0x5d0 [ 177.381125] ? lock_downgrade+0x740/0x740 [ 177.381135] ? ioctl_preallocate+0x1c0/0x1c0 [ 177.381145] ? __fget+0x237/0x370 [ 177.381161] ? security_file_ioctl+0x89/0xb0 [ 177.381171] SyS_ioctl+0x8f/0xc0 [ 177.381180] ? do_vfs_ioctl+0x1060/0x1060 [ 177.394861] SELinux: Context system_u:object_r:dev is not valid (left unmapped). [ 177.399183] do_syscall_64+0x1e8/0x640 [ 177.457348] device nr0 entered promiscuous mode [ 177.459614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 177.459639] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 177.459648] RIP: 0033:0x459f39 [ 177.459654] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 177.459671] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 177.486026] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 177.486033] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 07:12:31 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 1: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x200000000d8, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write(0xffffffffffffffff, 0x0, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, &(0x7f0000000200)={0x77359400}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer\x00', 0x0, 0x0) pipe(&(0x7f0000000300)) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, &(0x7f0000000b80)) openat$sequencer2(0xffffffffffffff9c, 0x0, 0x80c81, 0x0) semctl$IPC_SET(0xffffffffffffffff, 0x0, 0x1, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000001780)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0xe3, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x301000, 0x100) write(r1, &(0x7f0000000600)="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", 0x12f) sendfile(r1, r2, 0x0, 0x7fffffa7) [ 177.486040] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 177.486045] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 177.497161] block nbd0: Could not allocate knbd recv work queue. 07:12:31 executing program 2: openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/checkreqprot\x00', 0x10000, 0x0) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:31 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 177.564021] block nbd0: shutting down sockets [ 177.667903] block nbd5: Receive control failed (result -22) [ 177.676215] block nbd5: shutting down sockets [ 177.728272] audit: type=1800 audit(1572160351.684:49): pid=7991 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=16591 res=0 [ 177.751820] audit: type=1804 audit(1572160351.714:50): pid=7976 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir905931593/syzkaller.L3v0i6/47/file0/file0" dev="sda1" ino=16591 res=1 [ 177.755762] device nr0 entered promiscuous mode 07:12:31 executing program 0 (fault-call:5 fault-nth:2): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:31 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='uncon\x04\x00\x00\x00d_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:31 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:31 executing program 1: sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x200000000d8, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write(0xffffffffffffffff, 0x0, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, &(0x7f0000000200)={0x77359400}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer\x00', 0x0, 0x0) pipe(&(0x7f0000000300)) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, &(0x7f0000000b80)) openat$sequencer2(0xffffffffffffff9c, 0x0, 0x80c81, 0x0) semctl$IPC_SET(0xffffffffffffffff, 0x0, 0x1, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000001780)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) r2 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0xe3, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x301000, 0x100) write(r1, &(0x7f0000000600)="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", 0x12f) sendfile(r1, r2, 0x0, 0x7fffffa7) 07:12:31 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={&(0x7f0000000480)=ANY=[@ANYBLOB="94feeaeb", @ANYRES16=r1, @ANYBLOB="31000000000000000000090000003c0003000800030000000000140002006c6f000000000000000000000000000014000600ff0300000000000000000000000000010800010001000000"], 0x50}}, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$PERF_EVENT_IOC_REFRESH(r2, 0x2402, 0xffffffffffffffff) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) ioctl(r4, 0xffffffffffffffe1, &(0x7f0000000080)="6bb140d4315be0d6de9f567ac1b6582734cde5da0eb2988d4e8e54b867821f1049f0b844f23dae9ba4d776059f9068d10e583feb545f256df06783563a14d9ef067bb4bc450f2a7f67559e3a9ab7308843aa4bfaa39e5eaefeed6993c69f7c154ef30291b66b86e73bc02b93974c15bfe55873d941c0a374ae2130337d499348577cbf7af4bf80f04ac7a4baf1a04bf7fa4f16e3d24e3a08019f95a1abee53767a80d8ded0923bf01ed4d7d19e14bc712d3ec7da74") 07:12:31 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000000008000000000000002000000000000000000000000000000ea7e66acfe84578f238b4d9c0c1643fe356799"]) [ 177.915927] SELinux: Context uncon is not valid (left unmapped). [ 177.931919] FAULT_INJECTION: forcing a failure. [ 177.931919] name failslab, interval 1, probability 0, space 0, times 0 [ 177.955946] CPU: 1 PID: 8001 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 177.962928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.962987] Call Trace: [ 177.963013] dump_stack+0x138/0x197 [ 177.963051] should_fail.cold+0x10f/0x159 [ 177.963072] should_failslab+0xdb/0x130 [ 177.963088] __kmalloc+0x2f0/0x7a0 [ 177.963102] ? __lock_is_held+0xb6/0x140 [ 177.963115] ? apply_wqattrs_prepare+0xad/0x960 [ 177.963126] apply_wqattrs_prepare+0xad/0x960 [ 177.963143] apply_workqueue_attrs_locked+0xa7/0x120 [ 177.963153] apply_workqueue_attrs+0x31/0x50 [ 177.963163] __alloc_workqueue_key+0x561/0xec0 [ 177.963177] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 177.963189] ? mutex_trylock+0x1c0/0x1c0 [ 177.963205] nbd_start_device+0x169/0xc50 [ 177.963220] nbd_ioctl+0x43d/0xb30 [ 177.983092] ? nbd_add_socket+0x5e0/0x5e0 [ 177.983107] ? lock_downgrade+0x740/0x740 [ 177.983120] ? nbd_add_socket+0x5e0/0x5e0 [ 177.983133] blkdev_ioctl+0x96b/0x1860 [ 177.983141] ? blkpg_ioctl+0x980/0x980 [ 177.983156] ? __might_sleep+0x93/0xb0 [ 177.983166] ? __fget+0x210/0x370 [ 177.983178] block_ioctl+0xde/0x120 [ 177.983186] ? blkdev_fallocate+0x3b0/0x3b0 [ 177.983198] do_vfs_ioctl+0x7ae/0x1060 [ 178.075095] ? selinux_file_mprotect+0x5d0/0x5d0 [ 178.079854] ? lock_downgrade+0x740/0x740 [ 178.083997] ? ioctl_preallocate+0x1c0/0x1c0 [ 178.088619] ? __fget+0x237/0x370 [ 178.092098] ? security_file_ioctl+0x89/0xb0 [ 178.096514] SyS_ioctl+0x8f/0xc0 [ 178.099878] ? do_vfs_ioctl+0x1060/0x1060 [ 178.104028] do_syscall_64+0x1e8/0x640 [ 178.107905] ? trace_hardirqs_off_thunk+0x1a/0x1c 07:12:32 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 178.112920] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 178.118299] RIP: 0033:0x459f39 [ 178.121509] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.129476] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 178.136752] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 178.144009] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 178.151267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 178.158808] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:32 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:32 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r2, 0x6611) [ 178.247853] block nbd0: Could not allocate knbd recv work queue. [ 178.257003] block nbd0: shutting down sockets 07:12:32 executing program 0 (fault-call:5 fault-nth:3): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:32 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 178.309717] audit: type=1800 audit(1572160352.294:51): pid=8013 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="loop1" ino=3 res=0 07:12:32 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$VIDIOC_G_EXT_CTRLS(r1, 0xc0205647, &(0x7f00000000c0)={0x9c0000, 0x7, 0x9, [], &(0x7f0000000080)={0x980a8f, 0x7fff, [], @value64=0x4db}}) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="00000000000000e5c628a0e0f1a5731616c22633f3b3af00008000000000000000000000000000006594ad6f7778a5"]) 07:12:32 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 178.351241] block nbd4: Receive control failed (result -22) [ 178.358549] block nbd4: shutting down sockets [ 178.387631] FAULT_INJECTION: forcing a failure. [ 178.387631] name failslab, interval 1, probability 0, space 0, times 0 [ 178.429377] CPU: 1 PID: 8035 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 178.436380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.445774] Call Trace: [ 178.448380] dump_stack+0x138/0x197 [ 178.452066] should_fail.cold+0x10f/0x159 [ 178.456438] should_failslab+0xdb/0x130 [ 178.460448] kmem_cache_alloc_trace+0x2e9/0x790 [ 178.465154] ? apply_wqattrs_prepare+0xad/0x960 [ 178.469947] apply_wqattrs_prepare+0xe1/0x960 [ 178.474487] apply_workqueue_attrs_locked+0xa7/0x120 [ 178.479670] apply_workqueue_attrs+0x31/0x50 [ 178.484213] __alloc_workqueue_key+0x561/0xec0 [ 178.488867] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 178.493953] ? mutex_trylock+0x1c0/0x1c0 [ 178.495154] audit: type=1804 audit(1572160352.394:52): pid=8013 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir905931593/syzkaller.L3v0i6/48/file0/file0" dev="loop1" ino=3 res=1 [ 178.498065] nbd_start_device+0x169/0xc50 [ 178.498083] nbd_ioctl+0x43d/0xb30 [ 178.533132] ? nbd_add_socket+0x5e0/0x5e0 [ 178.538598] ? lock_downgrade+0x740/0x740 [ 178.542740] ? nbd_add_socket+0x5e0/0x5e0 [ 178.546923] blkdev_ioctl+0x96b/0x1860 [ 178.550890] ? blkpg_ioctl+0x980/0x980 [ 178.554860] ? __might_sleep+0x93/0xb0 [ 178.558760] ? __fget+0x210/0x370 [ 178.562208] block_ioctl+0xde/0x120 [ 178.565910] ? blkdev_fallocate+0x3b0/0x3b0 [ 178.570265] do_vfs_ioctl+0x7ae/0x1060 [ 178.574160] ? selinux_file_mprotect+0x5d0/0x5d0 [ 178.579031] ? lock_downgrade+0x740/0x740 [ 178.583181] ? ioctl_preallocate+0x1c0/0x1c0 [ 178.587597] ? __fget+0x237/0x370 [ 178.591047] ? security_file_ioctl+0x89/0xb0 [ 178.595501] SyS_ioctl+0x8f/0xc0 [ 178.598873] ? do_vfs_ioctl+0x1060/0x1060 [ 178.603032] do_syscall_64+0x1e8/0x640 [ 178.606908] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.611747] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 178.616927] RIP: 0033:0x459f39 [ 178.620106] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.628948] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 178.636297] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 178.643555] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 178.650824] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 178.658094] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:32 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:32 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x4, 0x0) epoll_pwait(r0, &(0x7f00000000c0)=[{}, {}], 0x2, 0x80000000, &(0x7f0000000100)={0xda7}, 0x8) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl(r1, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r2 = socket$rds(0x15, 0x5, 0x0) bind$rds(r2, &(0x7f0000000180)={0x2, 0x0, @loopback}, 0x10) sendmsg$rds(r2, &(0x7f0000001f40)={&(0x7f0000000080)={0x2, 0x0, @rand_addr=0x5}, 0x10, 0x0, 0x0, &(0x7f00000018c0)=[@cswp={0x58, 0x114, 0x7, {{}, &(0x7f0000001780), 0x0, 0x0, 0x0, 0x0, 0x0, 0x60}}], 0x58}, 0x0) [ 178.678321] block nbd0: Could not allocate knbd recv work queue. [ 178.688812] block nbd0: shutting down sockets [ 178.699095] block nbd4: Receive control failed (result -22) [ 178.709209] block nbd4: shutting down sockets 07:12:32 executing program 0 (fault-call:5 fault-nth:4): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:32 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 178.743717] block nbd5: Receive control failed (result -22) [ 178.758040] block nbd5: shutting down sockets [ 178.809468] FAULT_INJECTION: forcing a failure. [ 178.809468] name failslab, interval 1, probability 0, space 0, times 0 [ 178.821949] CPU: 0 PID: 8052 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 178.828911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.838281] Call Trace: [ 178.840889] dump_stack+0x138/0x197 [ 178.840913] should_fail.cold+0x10f/0x159 [ 178.840930] should_failslab+0xdb/0x130 [ 178.840944] kmem_cache_alloc_trace+0x2e9/0x790 [ 178.840962] apply_wqattrs_prepare+0x16d/0x960 [ 178.840979] apply_workqueue_attrs_locked+0xa7/0x120 [ 178.867316] apply_workqueue_attrs+0x31/0x50 [ 178.867495] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 178.871737] __alloc_workqueue_key+0x561/0xec0 [ 178.871753] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 178.871768] ? mutex_trylock+0x1c0/0x1c0 [ 178.871787] nbd_start_device+0x169/0xc50 [ 178.882809] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8055] [ 178.884901] nbd_ioctl+0x43d/0xb30 [ 178.884916] ? nbd_add_socket+0x5e0/0x5e0 [ 178.891432] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8055] [ 178.894121] ? lock_downgrade+0x740/0x740 [ 178.894139] ? nbd_add_socket+0x5e0/0x5e0 [ 178.905491] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 178.908004] blkdev_ioctl+0x96b/0x1860 [ 178.908017] ? blkpg_ioctl+0x980/0x980 [ 178.950011] ? __might_sleep+0x93/0xb0 [ 178.953925] ? __fget+0x210/0x370 07:12:32 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$BINDER_GET_NODE_DEBUG_INFO(r2, 0xc018620b, &(0x7f0000000000)={0x2}) r3 = socket$inet(0x10, 0x2, 0x0) keyctl$get_security(0x11, 0x0, &(0x7f0000000100)=""/83, 0x53) sendmsg(r3, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000080)="24000000190007041dfffd946f6105000a0000001f00e2ffffff080008001e0035000000280000001100ffffba16a0aa1c0900000018004003000000eff24d8238cfa47e23f7efbf54000000", 0x4c}], 0x1}, 0x0) r4 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cachefiles\x00', 0x400, 0x0) r5 = geteuid() pipe(&(0x7f0000000140)={0xffffffffffffffff}) r7 = socket$inet_udp(0x2, 0x2, 0x0) close(r7) bind$inet(r7, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r7, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r6, 0x0, r7, 0x0, 0x10005, 0x0) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000001640)={{{@in6=@mcast1, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @dev}}, 0x0, @in6=@mcast2}}, &(0x7f00000002c0)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000001800)={{{@in=@multicast1, @in=@multicast2}}, {{@in6=@mcast1}, 0x0, @in6=@local}}, &(0x7f0000001900)=0xe8) r10 = inotify_init1(0x0) fcntl$setown(r10, 0x8, 0xffffffffffffffff) fcntl$getownex(r10, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r11, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) syz_open_procfs(r11, &(0x7f0000000080)='net/ip_vs\x00') getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000001940)={{{@in=@remote, @in6=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@initdev}, 0x0, @in6=@empty}}, &(0x7f0000001a40)=0xe8) r13 = inotify_init1(0x0) fcntl$setown(r13, 0x8, 0xffffffffffffffff) fcntl$getownex(r13, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r14, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) syz_open_procfs(r14, &(0x7f0000000080)='net/ip_vs\x00') r15 = gettid() pipe(&(0x7f0000000140)={0xffffffffffffffff}) r17 = socket$inet_udp(0x2, 0x2, 0x0) close(r17) bind$inet(r17, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r17, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r16, 0x0, r17, 0x0, 0x10005, 0x0) r18 = socket(0xa, 0x80001, 0x0) getsockopt$sock_cred(r18, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000b34ffc)=0xc) setuid(r19) r20 = socket(0xa, 0x80001, 0x0) getsockopt$sock_cred(r20, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000b34ffc)=0xc) setuid(r21) r22 = gettid() r23 = socket(0xa, 0x80001, 0x0) getsockopt$sock_cred(r23, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000b34ffc)=0xc) setuid(r24) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f00000004c0)=0xc) setresgid(0x0, r25, 0xffffffffffffffff) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r27 = socket$inet_udp(0x2, 0x2, 0x0) close(r27) bind$inet(r27, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r27, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r26, 0x0, r27, 0x0, 0x10005, 0x0) sendmsg$netlink(r4, &(0x7f0000005900)={&(0x7f0000000200)=@kern={0x10, 0x0, 0x0, 0x2000012}, 0xc, &(0x7f0000005800)=[{&(0x7f0000005980)=ANY=[@ANYBLOB="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0x1}, {&(0x7f0000001400)={0x234, 0x42, 0x300, 0x70bd26, 0x25dfdbff, "", [@nested={0x21c, 0x4e, [@typed={0xc, 0x3, @u64=0xf8a2}, @generic="e662d80e647d46a2c40676ecb801a0c1ae71c7fa79006e4e2206b8ce1a8955911b2ba2339973b58a253beb4479ba312589d6c5168dd39bbbeb0041078bc2e3", @typed={0xc, 0x2e, @u64=0x1}, @typed={0x14, 0x0, @ipv6=@mcast2}, @generic="28805e34393cabaeb6ad2a7b12276c4f425eb931cd2cef7e5cd4de9d611f6955ffdf33a71ab5ae25c19dfa21341cfb7ee76fed850b34e14849c96067116f09be6bd5c847702cfd3135df1ead46c0f7f8ed4af505014915ef9b3a5bb69fcbf2467be9a4f824616f0ae611a29b74cce6aa61fdabbd9283f9225fa138388e97c94518e9a4af2ccc545a7718622658ec817b60ca4a7a4b00f51e9ec386c8813f7c866c9525fe6c269188e69c6b6347f4", @typed={0xc, 0x69, @u64=0xfffffffffffffffb}, @generic="4656e3eef7086574b4391e917dbc3a", 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@generic="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@typed={0x18, 0x8c, @str='}vmnet1*./md5sum&{\x00'}]}, @typed={0x8, 0x25, @uid=r21}, @typed={0x8, 0x1e, @u32=0x9}, @generic="e0fd806f6487b44fc52483e59ceff831b2d0b3783dbd002f29475354d523e37bc25b2ff22cd87a98392f11b310f26126e1d907f06331f53f43056666a4d53e3a5a8d743f26560abbf2b015a85054dba97e3e1358878a2f18cd750769576588d3d41f4756ca82b8956070d4a460aef44019e76ee0f5d828600d3006867e4a"]}, 0x140c}], 0x9, &(0x7f00000058c0)=[@cred={{0x1c, 0x1, 0x2, {r22, r24, r25}}}, @rights={{0x1c, 0x1, 0x1, [r26, r1, r0]}}], 0x40}, 0x10000064) 07:12:32 executing program 3: r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x2082, 0x0) getdents64(r5, &(0x7f0000000380)=""/221, 0xdd) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000340)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x18, 0x12, @vti={{0x8, 0x1, 'vti\x00'}, {0xc, 0x2, [@vti_common_policy=[@IFLA_VTI_LINK={0x8, 0x1, r4}]]}}}]}, 0x38}}, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=@newlink={0x38, 0x10, 0x40d, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x18, 0x12, @vti={{0x8, 0x1, 'vti\x00'}, {0xc, 0x2, [@vti_common_policy=[@IFLA_VTI_LINK={0x8, 0x1, r7}]]}}}]}, 0x38}}, 0x0) 07:12:32 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 178.957400] block_ioctl+0xde/0x120 [ 178.961044] ? blkdev_fallocate+0x3b0/0x3b0 [ 178.965552] do_vfs_ioctl+0x7ae/0x1060 [ 178.969445] ? selinux_file_mprotect+0x5d0/0x5d0 [ 178.969901] ? lock_downgrade+0x740/0x740 [ 178.969914] ? ioctl_preallocate+0x1c0/0x1c0 [ 178.969928] ? __fget+0x237/0x370 [ 178.969944] ? security_file_ioctl+0x89/0xb0 [ 178.969956] SyS_ioctl+0x8f/0xc0 [ 178.969964] ? do_vfs_ioctl+0x1060/0x1060 [ 178.969978] do_syscall_64+0x1e8/0x640 [ 178.969985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.970008] entry_SYSCALL_64_after_hwframe+0x42/0xb7 07:12:33 executing program 0 (fault-call:5 fault-nth:5): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 178.970017] RIP: 0033:0x459f39 [ 178.970021] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.970031] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 178.970037] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 178.970042] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 178.970046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 178.970051] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 178.997877] block nbd0: Could not allocate knbd recv work queue. [ 178.999709] block nbd0: shutting down sockets [ 179.035693] block nbd5: Receive control failed (result -22) [ 179.042136] block nbd4: Receive control failed (result -22) [ 179.107899] atomic_op ffff8880a5d46ac0 conn xmit_atomic (null) [ 179.125796] FAULT_INJECTION: forcing a failure. [ 179.125796] name failslab, interval 1, probability 0, space 0, times 0 07:12:33 executing program 3: keyctl$search(0xa, 0x0, 0x0, 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000540)='/proc/self/net/pfkey\x00', 0x0, 0x0) preadv(r0, &(0x7f00000017c0), 0x2cb, 0x400000000000) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080), 0x4) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000469ffc), 0xffffffffffffff5c) socket$inet(0x2, 0x0, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000469ffc), 0x4) mkdir(&(0x7f0000000340)='./file0\x00', 0x0) openat$fuse(0xffffffffffffff9c, 0x0, 0x2, 0x0) socket$kcm(0x10, 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x2, 0x0, 0x0, 0x6698, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x80, 0x0, 0x0, 0x1, 0x0, 0x0, 0x56324a54, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x400000000000000, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet_udplite(0x2, 0x2, 0x88) socket(0x10, 0x4, 0x6) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000040)={0x0, 'syz0\x00'}) ioctl$RTC_PIE_ON(0xffffffffffffffff, 0x7005) ioctl$sock_SIOCDELDLCI(0xffffffffffffffff, 0x8981, &(0x7f0000000040)={'sit0\x00'}) ioctl$SCSI_IOCTL_GET_PCI(0xffffffffffffffff, 0x5387, &(0x7f0000000240)) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x200000, 0x0) ioctl$TCSETSW(r1, 0x5403, &(0x7f0000000140)={0xfffffffffffffffb, 0xff, 0xffffffffffff7fff, 0x502, 0x10, 0x6, 0x4, 0x101, 0x7, 0x4, 0x8, 0x617}) r2 = syz_open_dev$loop(&(0x7f00000001c0)='/dev/loop#\x00', 0x0, 0x0) ioctl$BLKTRACETEARDOWN(r2, 0x1276, 0xff00) ioctl$BLKTRACESETUP(r2, 0xc0481273, &(0x7f0000000080)={[], 0x0, 0x400, 0x3ff, 0x0, 0x26}) [ 179.159275] block nbd4: shutting down sockets [ 179.168313] block nbd5: shutting down sockets [ 179.196087] CPU: 0 PID: 8074 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 179.203067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.212519] Call Trace: [ 179.215136] dump_stack+0x138/0x197 [ 179.218792] should_fail.cold+0x10f/0x159 [ 179.222955] should_failslab+0xdb/0x130 [ 179.226957] kmem_cache_alloc_node+0x287/0x780 [ 179.231593] alloc_unbound_pwq+0x486/0xbc0 [ 179.235905] apply_wqattrs_prepare+0x355/0x960 [ 179.240723] apply_workqueue_attrs_locked+0xa7/0x120 [ 179.245856] apply_workqueue_attrs+0x31/0x50 [ 179.250297] __alloc_workqueue_key+0x561/0xec0 [ 179.255026] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 179.260080] ? mutex_trylock+0x1c0/0x1c0 [ 179.264189] nbd_start_device+0x169/0xc50 [ 179.268387] nbd_ioctl+0x43d/0xb30 [ 179.271964] ? nbd_add_socket+0x5e0/0x5e0 [ 179.276271] ? lock_downgrade+0x740/0x740 [ 179.280581] ? nbd_add_socket+0x5e0/0x5e0 [ 179.284872] blkdev_ioctl+0x96b/0x1860 [ 179.288786] ? blkpg_ioctl+0x980/0x980 [ 179.292678] ? __might_sleep+0x93/0xb0 [ 179.296568] ? __fget+0x210/0x370 [ 179.300030] block_ioctl+0xde/0x120 [ 179.303841] ? blkdev_fallocate+0x3b0/0x3b0 [ 179.308156] do_vfs_ioctl+0x7ae/0x1060 [ 179.312049] ? selinux_file_mprotect+0x5d0/0x5d0 [ 179.316798] ? lock_downgrade+0x740/0x740 [ 179.320959] ? ioctl_preallocate+0x1c0/0x1c0 [ 179.325651] ? __fget+0x237/0x370 [ 179.329117] ? security_file_ioctl+0x89/0xb0 [ 179.333561] SyS_ioctl+0x8f/0xc0 [ 179.337016] ? do_vfs_ioctl+0x1060/0x1060 [ 179.341184] do_syscall_64+0x1e8/0x640 [ 179.345147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.349989] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.355167] RIP: 0033:0x459f39 07:12:33 executing program 1: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, 0x0, 0x0) r0 = syz_open_procfs(0x0, 0x0) connect$bt_rfcomm(r0, &(0x7f0000000040)={0x1f, {0x5, 0x25, 0x37, 0xa0, 0x0, 0x6}, 0x81}, 0xa) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) delete_module(&(0x7f0000000080)='@bdev),\x00', 0x800) r1 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) write$P9_RREADLINK(r2, &(0x7f0000000300)=ANY=[@ANYBLOB="3a2582110864a7724bdef6434657f8b7b0f76e659f8056d1d3ab49980df929f19af9d1a54bfce1e77551a8bd678625f508300200000040847bc2fdffff011ef62ac71e85445d8f244f6be479ffffffffff8756ea7d486588272169dab90f1d7106f5776f7894ee47382b88117e669c6e3203e63a6a05995f5ed199fcf8722be75fa42c080601d48e"], 0x88) perf_event_open(&(0x7f0000000800)={0x1, 0x70, 0x0, 0x0, 0x7, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2}}, 0x0, 0xb, 0xffffffffffffffff, 0x0) write$FUSE_POLL(r2, &(0x7f00000000c0)={0xfffffffffffffe51, 0x24045646226b9278, 0x9, {0x7ffffff7}}, 0x1f1) sendfile(r2, r2, &(0x7f0000000000), 0x8080fffffffe) 07:12:33 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$trusted_overlay_opaque(r0, &(0x7f0000000000)='trusted.overlay.opaque\x00', &(0x7f0000000080)='y\x00', 0x2, 0x835cedea72eeea4d) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x4) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) getsockopt$inet_mreqn(r1, 0x0, 0x23, &(0x7f00000000c0)={@loopback, @remote}, &(0x7f0000000100)=0xc) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000240)=ANY=[@ANYBLOB="0000000c0000000080000000000000020000000000000000000000ffffec5227593a8d5920492a37d95a637ff910f502c3d71af71ec56fee63ce8834c435d63c71173f30383b31087d780e5fb5ee034be1203cea4820faef6199e75669cf685eb868951f7f5053a38938a1bc213df5fed1c297e9d000"/132]) [ 179.358348] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 179.366051] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 179.373400] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 179.380670] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 179.387933] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 179.395309] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:33 executing program 3: keyctl$search(0xa, 0x0, 0x0, 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000540)='/proc/self/net/pfkey\x00', 0x0, 0x0) preadv(r0, &(0x7f00000017c0), 0x2cb, 0x400000000000) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080), 0x4) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000469ffc), 0xffffffffffffff5c) socket$inet(0x2, 0x0, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000469ffc), 0x4) mkdir(&(0x7f0000000340)='./file0\x00', 0x0) openat$fuse(0xffffffffffffff9c, 0x0, 0x2, 0x0) socket$kcm(0x10, 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x2, 0x0, 0x0, 0x6698, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x80, 0x0, 0x0, 0x1, 0x0, 0x0, 0x56324a54, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x400000000000000, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet_udplite(0x2, 0x2, 0x88) socket(0x10, 0x4, 0x6) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000040)={0x0, 'syz0\x00'}) ioctl$RTC_PIE_ON(0xffffffffffffffff, 0x7005) ioctl$sock_SIOCDELDLCI(0xffffffffffffffff, 0x8981, &(0x7f0000000040)={'sit0\x00'}) ioctl$SCSI_IOCTL_GET_PCI(0xffffffffffffffff, 0x5387, &(0x7f0000000240)) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x200000, 0x0) ioctl$TCSETSW(r1, 0x5403, &(0x7f0000000140)={0xfffffffffffffffb, 0xff, 0xffffffffffff7fff, 0x502, 0x10, 0x6, 0x4, 0x101, 0x7, 0x4, 0x8, 0x617}) r2 = syz_open_dev$loop(&(0x7f00000001c0)='/dev/loop#\x00', 0x0, 0x0) ioctl$BLKTRACETEARDOWN(r2, 0x1276, 0xff00) ioctl$BLKTRACESETUP(r2, 0xc0481273, &(0x7f0000000080)={[], 0x0, 0x400, 0x3ff, 0x0, 0x26}) [ 179.487568] block nbd0: Could not allocate knbd recv work queue. [ 179.497149] block nbd0: shutting down sockets 07:12:33 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:33 executing program 0 (fault-call:5 fault-nth:6): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:33 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 179.549338] FAT-fs (loop1): error, fat_get_cluster: invalid cluster chain (i_pos 17) 07:12:33 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) getsockopt$sock_buf(r1, 0x1, 0xf9cbcbafdc3f5341, &(0x7f0000000080)=""/186, &(0x7f0000000140)=0xba) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = fcntl$dupfd(r4, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$USBDEVFS_GET_CAPABILITIES(r5, 0x8004551a, &(0x7f0000000000)) r6 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r6, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = fcntl$dupfd(r7, 0x0, r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) ioctl$FS_IOC_FIEMAP(r8, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="0000000000000000008000000000000004000000ff010000000000000000000011c25eb0d0bd89a74fbe7e80bd195026387b17e4b2bea76a812d0a8e6f41019625be522c6164ec971ad23bcb8e53934b6136eac3f53775bfe6e5a79d213a6bf6da01f7f5dc429b94a08697dbf7b7030737"]) [ 179.645479] FAULT_INJECTION: forcing a failure. [ 179.645479] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 179.650112] FAT-fs (loop1): Filesystem has been set read-only [ 179.657533] CPU: 0 PID: 8108 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 179.657544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.657549] Call Trace: [ 179.657573] dump_stack+0x138/0x197 [ 179.657599] should_fail.cold+0x10f/0x159 [ 179.690191] __alloc_pages_nodemask+0x1d6/0x7a0 [ 179.693646] FAT-fs (loop1): error, fat_free: invalid cluster chain (i_pos 17) [ 179.694866] ? __alloc_pages_slowpath+0x2930/0x2930 [ 179.694900] cache_grow_begin+0x80/0x400 [ 179.711285] kmem_cache_alloc_node+0x6a4/0x780 [ 179.715895] alloc_unbound_pwq+0x486/0xbc0 [ 179.720170] apply_wqattrs_prepare+0x355/0x960 [ 179.724780] apply_workqueue_attrs_locked+0xa7/0x120 [ 179.729895] apply_workqueue_attrs+0x31/0x50 [ 179.734311] __alloc_workqueue_key+0x561/0xec0 [ 179.738944] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 179.744014] ? mutex_trylock+0x1c0/0x1c0 [ 179.748091] nbd_start_device+0x169/0xc50 [ 179.752257] nbd_ioctl+0x43d/0xb30 [ 179.755818] ? nbd_add_socket+0x5e0/0x5e0 [ 179.760180] ? lock_downgrade+0x740/0x740 [ 179.764350] ? nbd_add_socket+0x5e0/0x5e0 [ 179.768639] blkdev_ioctl+0x96b/0x1860 [ 179.772712] ? blkpg_ioctl+0x980/0x980 [ 179.776613] ? __might_sleep+0x93/0xb0 [ 179.780513] ? __fget+0x210/0x370 [ 179.783966] block_ioctl+0xde/0x120 [ 179.787585] ? blkdev_fallocate+0x3b0/0x3b0 [ 179.791905] do_vfs_ioctl+0x7ae/0x1060 [ 179.795788] ? selinux_file_mprotect+0x5d0/0x5d0 [ 179.800564] ? lock_downgrade+0x740/0x740 [ 179.804741] ? ioctl_preallocate+0x1c0/0x1c0 [ 179.809161] ? __fget+0x237/0x370 [ 179.812716] ? security_file_ioctl+0x89/0xb0 [ 179.817130] SyS_ioctl+0x8f/0xc0 [ 179.820586] ? do_vfs_ioctl+0x1060/0x1060 [ 179.824726] do_syscall_64+0x1e8/0x640 [ 179.828608] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.833463] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.838642] RIP: 0033:0x459f39 07:12:33 executing program 1: mkdir(&(0x7f0000000500)='./file1\x00', 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x1, 0x4000) r1 = getpgid(0x0) fcntl$lock(r0, 0x26, &(0x7f00000000c0)={0x2, 0x4, 0x9, 0x2, r1}) symlink(&(0x7f0000000040)='./file0/f.le.\x00', &(0x7f0000000140)='.//ile0\x00') mkdir(&(0x7f0000000340)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000300)='./file0\x00', &(0x7f0000000100)='overlay\x00', 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./file0,lowerdir=.:file0,workdir=./file1']) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = open(&(0x7f0000000080)='.//ile0\x00', 0x0, 0x0) renameat(r4, &(0x7f00000001c0)='.//ile0\x00', r4, &(0x7f0000000280)='./file2\x00') r5 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) getdents64(r5, &(0x7f00000005c0)=""/4096, 0x1000) [ 179.841822] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 179.849522] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 179.856979] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 179.864439] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 179.871698] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 179.878957] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:33 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="00002000cb28ab3d83f654bed404000100"/32]) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) getsockname$unix(r1, &(0x7f0000000080), &(0x7f0000000000)=0x6e) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) setsockopt$packet_int(r2, 0x107, 0xc, &(0x7f0000000100)=0x6, 0x4) [ 179.916071] block nbd5: shutting down sockets 07:12:33 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) [ 179.938251] block nbd0: Receive control failed (result -22) [ 179.944749] block nbd4: Receive control failed (result -22) [ 179.955643] block nbd4: shutting down sockets [ 179.962931] block nbd0: shutting down sockets 07:12:34 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 0 (fault-call:5 fault-nth:7): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000007c0)=ANY=[@ANYBLOB="020700090200000000008000bd5a00000021472aefe41c4301889c91ff7f000000001600aa20475d9f02d3869feeed860e6cb5da323ae0cad7cb69050046b653e1010000000000000041374611"], 0x10}}, 0x0) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) write$binfmt_misc(0xffffffffffffffff, 0x0, 0x0) 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) r1 = socket$inet6(0xa, 0x3, 0x100000001) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000380)={{{@in6, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@loopback, 0x0, 0x33}, 0x0, @in6=@local, 0x0, 0x0, 0x0, 0x6}}, 0xe8) connect$inet6(r1, &(0x7f0000000200)={0xa, 0x0, 0x0, @local, 0x4}, 0x1c) sendmmsg(r1, &(0x7f0000007e00), 0x400000000000058, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r2, 0x0, r2) recvmsg(r2, &(0x7f0000000740)={&(0x7f0000000040)=@hci={0x1f, 0x0}, 0x80, &(0x7f0000000300)=[{&(0x7f00000000c0)}, {&(0x7f0000000100)=""/113, 0x71}, {&(0x7f0000000180)=""/72, 0x48}, {&(0x7f0000000240)=""/147, 0x93}, {&(0x7f0000000480)=""/195, 0xc3}, {&(0x7f0000000580)=""/194, 0xc2}, {&(0x7f0000000680)=""/150, 0x96}], 0x7}, 0x2) ioctl$sock_inet6_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000780)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x33, r3}) [ 180.075519] block nbd5: shutting down sockets [ 180.093945] FAULT_INJECTION: forcing a failure. [ 180.093945] name failslab, interval 1, probability 0, space 0, times 0 [ 180.118900] CPU: 0 PID: 8135 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 180.120189] block nbd4: Receive control failed (result -22) [ 180.125884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.125890] Call Trace: [ 180.125913] dump_stack+0x138/0x197 [ 180.125936] should_fail.cold+0x10f/0x159 [ 180.141057] should_failslab+0xdb/0x130 [ 180.141081] kmem_cache_alloc_trace+0x2e9/0x790 [ 180.141095] ? __lockdep_init_map+0x10c/0x570 [ 180.141112] ? cancel_delayed_work_sync+0x20/0x20 [ 180.141124] __kthread_create_on_node+0xe3/0x3e0 [ 180.141134] ? kthread_park+0x140/0x140 [ 180.141141] ? save_trace+0x290/0x290 [ 180.141163] ? cancel_delayed_work_sync+0x20/0x20 [ 180.151514] kthread_create_on_node+0xa8/0xd0 [ 180.151525] ? __kthread_create_on_node+0x3e0/0x3e0 [ 180.151539] ? kmem_cache_alloc_node_trace+0x379/0x770 [ 180.151555] ? check_preemption_disabled+0x3c/0x250 [ 180.163744] block nbd4: shutting down sockets [ 180.164726] __alloc_workqueue_key+0xac3/0xec0 [ 180.215881] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 180.220921] ? mutex_trylock+0x1c0/0x1c0 [ 180.225018] nbd_start_device+0x169/0xc50 [ 180.229194] nbd_ioctl+0x43d/0xb30 [ 180.232761] ? nbd_add_socket+0x5e0/0x5e0 [ 180.236934] ? lock_downgrade+0x740/0x740 [ 180.241195] ? nbd_add_socket+0x5e0/0x5e0 [ 180.245360] blkdev_ioctl+0x96b/0x1860 [ 180.249710] ? blkpg_ioctl+0x980/0x980 [ 180.253615] ? __might_sleep+0x93/0xb0 [ 180.257511] ? __fget+0x210/0x370 [ 180.260980] block_ioctl+0xde/0x120 [ 180.264620] ? blkdev_fallocate+0x3b0/0x3b0 [ 180.269063] do_vfs_ioctl+0x7ae/0x1060 [ 180.272963] ? selinux_file_mprotect+0x5d0/0x5d0 [ 180.277739] ? lock_downgrade+0x740/0x740 [ 180.282081] ? ioctl_preallocate+0x1c0/0x1c0 [ 180.286512] ? __fget+0x237/0x370 [ 180.289983] ? security_file_ioctl+0x89/0xb0 [ 180.294417] SyS_ioctl+0x8f/0xc0 [ 180.297795] ? do_vfs_ioctl+0x1060/0x1060 [ 180.301981] do_syscall_64+0x1e8/0x640 [ 180.305883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.310754] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 180.315949] RIP: 0033:0x459f39 [ 180.319136] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 180.327079] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 180.334451] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 180.341743] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 180.349048] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 180.356947] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 180.367713] block nbd0: Could not allocate knbd recv work queue. 07:12:34 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:34 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 1: r0 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) mount(&(0x7f0000000200)=@filename='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x1001084, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000140)='/dev/null\x00', 0x386ea8537f25a460, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$VIDIOC_EXPBUF(r1, 0xc0405610, &(0x7f0000000180)={0x3, 0x3, 0x4, 0x104000, r2}) ioctl$KVM_DEASSIGN_DEV_IRQ(r0, 0x4040ae75, &(0x7f00000000c0)={0x80000000, 0x4cb5, 0x0, 0x4}) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x9c283a, &(0x7f0000000040)={[{@barrier_val={'barrier'}}]}) [ 180.377526] overlayfs: filesystem on './file0' not supported as upperdir [ 180.397497] block nbd0: shutting down sockets [ 180.406252] block nbd5: shutting down sockets 07:12:34 executing program 0 (fault-call:5 fault-nth:8): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) [ 180.511050] block nbd5: shutting down sockets [ 180.515679] block nbd4: Receive control failed (result -22) [ 180.530128] block nbd4: shutting down sockets [ 180.531419] FAULT_INJECTION: forcing a failure. [ 180.531419] name failslab, interval 1, probability 0, space 0, times 0 [ 180.557891] audit: type=1800 audit(1572160354.544:53): pid=8193 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=16562 res=0 [ 180.560793] CPU: 1 PID: 8185 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 180.587805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.597176] Call Trace: [ 180.597201] dump_stack+0x138/0x197 [ 180.597219] should_fail.cold+0x10f/0x159 [ 180.597236] should_failslab+0xdb/0x130 [ 180.597249] kmem_cache_alloc+0x2d7/0x780 [ 180.597261] ? trace_hardirqs_on+0x10/0x10 [ 180.597277] __kernfs_new_node+0x70/0x420 [ 180.597288] kernfs_new_node+0x80/0xf0 [ 180.597300] __kernfs_create_file+0x46/0x323 [ 180.597310] sysfs_add_file_mode_ns+0x1e4/0x450 [ 180.597324] sysfs_create_file_ns+0x8e/0xb0 [ 180.597337] device_create_file+0xd7/0x110 [ 180.603721] nbd_start_device+0x3e7/0xc50 [ 180.603739] nbd_ioctl+0x43d/0xb30 [ 180.603752] ? nbd_add_socket+0x5e0/0x5e0 [ 180.603770] ? lock_downgrade+0x740/0x740 [ 180.643711] EXT4-fs (sda1): re-mounted. Opts: barrier=0x0000000000000000, [ 180.646043] ? nbd_add_socket+0x5e0/0x5e0 [ 180.646060] blkdev_ioctl+0x96b/0x1860 [ 180.646072] ? blkpg_ioctl+0x980/0x980 [ 180.681116] ? __might_sleep+0x93/0xb0 [ 180.684999] ? __fget+0x210/0x370 [ 180.688464] block_ioctl+0xde/0x120 [ 180.692089] ? blkdev_fallocate+0x3b0/0x3b0 [ 180.696407] do_vfs_ioctl+0x7ae/0x1060 [ 180.700284] ? selinux_file_mprotect+0x5d0/0x5d0 [ 180.705036] ? lock_downgrade+0x740/0x740 [ 180.709615] ? ioctl_preallocate+0x1c0/0x1c0 [ 180.714025] ? __fget+0x237/0x370 [ 180.717472] ? security_file_ioctl+0x89/0xb0 [ 180.721884] SyS_ioctl+0x8f/0xc0 [ 180.725244] ? do_vfs_ioctl+0x1060/0x1060 [ 180.729389] do_syscall_64+0x1e8/0x640 [ 180.733377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.738232] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 180.743709] RIP: 0033:0x459f39 [ 180.746880] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 180.754572] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 07:12:34 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:34 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = open(&(0x7f0000000000)='./file1\x00', 0x400000, 0x122) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = fcntl$dupfd(r2, 0x0, r4) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000080)={0x1b, 0x0, 0x9, 0x7, 0x2cf, 0x6b1bc174048073df}) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000440)={{{@in, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@multicast1}}, &(0x7f0000000300)=0xe137de85d76d6344) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000280)={@remote, 0x4, r6}) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000340)=ANY=[@ANYBLOB="00000000000000000080000000000000020000000000000000000000000000004493f6d1ef08af2984ea73a0dcb804e9e111bf795045a496696f52590f6944b84a8450ef5e8d3a2d8e0dde8b327b607874bdbae31ef6d52613b4da69a1734d19779b49e679a0603a95d41c5d61477302d30a9750a68c34cb664626e10f3422f825330372a3b6587133ce17593ab3425fa4b94523f7b6dd0f0e49b577dd664136a9b6c4eeb5d195f93661f51cb5b82e01610141d50db9e15ee4bc2bbd5969cbc17a9ce121785156ea"]) [ 180.761832] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 180.769091] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 180.776360] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 180.783631] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 180.791367] block nbd0: device_create_file failed! [ 180.799496] block nbd0: shutting down sockets 07:12:34 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 1: r0 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) mount(&(0x7f0000000200)=@filename='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x1001084, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000140)='/dev/null\x00', 0x386ea8537f25a460, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$VIDIOC_EXPBUF(r1, 0xc0405610, &(0x7f0000000180)={0x3, 0x3, 0x4, 0x104000, r2}) ioctl$KVM_DEASSIGN_DEV_IRQ(r0, 0x4040ae75, &(0x7f00000000c0)={0x80000000, 0x4cb5, 0x0, 0x4}) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x9c283a, &(0x7f0000000040)={[{@barrier_val={'barrier'}}]}) 07:12:34 executing program 0 (fault-call:5 fault-nth:9): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:34 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:35 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 181.026539] FAULT_INJECTION: forcing a failure. [ 181.026539] name failslab, interval 1, probability 0, space 0, times 0 [ 181.045817] audit: type=1800 audit(1572160355.034:54): pid=8227 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=16601 res=0 [ 181.057206] CPU: 1 PID: 8221 Comm: syz-executor.0 Not tainted 4.14.150 #0 07:12:35 executing program 3: symlink(0x0, 0x0) rmdir(0x0) 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) creat(&(0x7f00000000c0)='./file0\x00', 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000300)='fuse\x00', 0x0, 0x0) rt_sigsuspend(0x0, 0x82) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f00000002c0)={0xe100, 0x20, 0x1}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r3, 0x0, 0x10005, 0x0) connect$x25(r0, &(0x7f0000000240)={0x9, @null=' \x00'}, 0x12) r4 = socket$netlink(0x10, 0x3, 0x0) fsetxattr$trusted_overlay_opaque(r4, &(0x7f0000000080)='trusted.overlay.opaque\x00', &(0x7f0000000140)='y\x00', 0x2, 0x1) r5 = socket(0x0, 0x803, 0x0) ioctl$MON_IOCG_STATS(0xffffffffffffffff, 0x80089203, &(0x7f0000000280)) ioctl$SCSI_IOCTL_PROBE_HOST(r0, 0x5385, &(0x7f0000000440)=ANY=[@ANYBLOB="8d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003830ecb89538e1ee339e307b1e5a585535bf9e8ccad6d6dedae08a497acfe018f1bd1ec35e86c7cfd4b28ae5f9325b5d9f7a4e18"]) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) stat(0x0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0}) ioprio_set$uid(0x3, r6, 0x100000000) socket$inet6(0xa, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) [ 181.075725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.085093] Call Trace: [ 181.087697] dump_stack+0x138/0x197 [ 181.091342] should_fail.cold+0x10f/0x159 [ 181.095503] should_failslab+0xdb/0x130 [ 181.095521] kmem_cache_alloc+0x2d7/0x780 [ 181.095533] ? trace_hardirqs_on+0x10/0x10 [ 181.095550] __kernfs_new_node+0x70/0x420 [ 181.108099] kernfs_new_node+0x80/0xf0 [ 181.108116] __kernfs_create_file+0x46/0x323 [ 181.108127] sysfs_add_file_mode_ns+0x1e4/0x450 [ 181.108137] sysfs_create_file_ns+0x8e/0xb0 [ 181.108152] device_create_file+0xd7/0x110 [ 181.108164] nbd_start_device+0x3e7/0xc50 [ 181.108180] nbd_ioctl+0x43d/0xb30 [ 181.108193] ? nbd_add_socket+0x5e0/0x5e0 [ 181.108205] ? lock_downgrade+0x740/0x740 [ 181.108221] ? nbd_add_socket+0x5e0/0x5e0 [ 181.128297] EXT4-fs (sda1): re-mounted. Opts: barrier=0x0000000000000000, [ 181.129984] blkdev_ioctl+0x96b/0x1860 [ 181.129997] ? blkpg_ioctl+0x980/0x980 [ 181.130014] ? __might_sleep+0x93/0xb0 [ 181.130025] ? __fget+0x210/0x370 [ 181.130037] block_ioctl+0xde/0x120 [ 181.130046] ? blkdev_fallocate+0x3b0/0x3b0 [ 181.130057] do_vfs_ioctl+0x7ae/0x1060 [ 181.130070] ? selinux_file_mprotect+0x5d0/0x5d0 [ 181.130082] ? lock_downgrade+0x740/0x740 [ 181.130093] ? ioctl_preallocate+0x1c0/0x1c0 [ 181.130104] ? __fget+0x237/0x370 [ 181.130119] ? security_file_ioctl+0x89/0xb0 [ 181.130129] SyS_ioctl+0x8f/0xc0 [ 181.130137] ? do_vfs_ioctl+0x1060/0x1060 [ 181.130151] do_syscall_64+0x1e8/0x640 [ 181.130160] ? trace_hardirqs_off_thunk+0x1a/0x1c 07:12:35 executing program 3: r0 = openat$selinux_status(0xffffffffffffff9c, 0x0, 0x0, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd2, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) rt_tgsigqueueinfo(0x0, 0x0, 0x0, 0x0) r1 = socket$inet6(0xa, 0xa, 0xa5) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000340)={{{@in=@loopback, @in6=@mcast1, 0x0, 0xffff, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x80000000000001}, {{@in6=@empty, 0x0, 0x3c}, 0x0, @in=@empty, 0x0, 0x0, 0x0, 0x2}}, 0xe8) sendmmsg(r1, &(0x7f0000008440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x8) ioctl$SIOCX25SENDCALLACCPT(r0, 0x89e9) 07:12:35 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x3, 0x8000, 0x3}) [ 181.130176] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 181.130184] RIP: 0033:0x459f39 [ 181.130189] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 181.241791] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 181.249068] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 181.256776] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 181.256781] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 07:12:35 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:35 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0xfffffffffffffe6e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 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 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x8000000000006, 0x0) write$P9_RXATTRWALK(0xffffffffffffffff, &(0x7f0000000000)={0xf, 0x1f, 0x1, 0x8}, 0xf) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000600)={0x0, 0x0, 0xfffffffd, 0x0, 0x3, 0x0, 0x0, 0x7, 0x4, 0xffffffff}) r1 = syz_open_pts(r0, 0x0) write$binfmt_aout(r0, &(0x7f0000000240)=ANY=[], 0x35b) ioctl$TCSETA(r0, 0x5406, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$bt_BT_DEFER_SETUP(r2, 0x112, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x17}) 07:12:35 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 181.256786] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 181.269792] block nbd0: device_create_file failed! [ 181.288085] block nbd0: shutting down sockets 07:12:35 executing program 0 (fault-call:5 fault-nth:10): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:35 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:35 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)={0x9, 0x8000, 0x4, 0x0, 0x1a6, [{0x100, 0x9cb2, 0x80000001, 0x0, 0x0, 0x2000}]}) r1 = socket$alg(0x26, 0x5, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r2, 0x0, r2) readv(r2, &(0x7f0000000540)=[{&(0x7f0000000240)=""/239, 0xef}, {&(0x7f0000000000)=""/10, 0xa}, {&(0x7f0000000340)=""/238, 0xee}, {&(0x7f0000000100)=""/69, 0x45}, {&(0x7f0000000440)=""/213, 0xd5}], 0x5) dup2(r0, r1) 07:12:35 executing program 3: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = socket(0x11, 0x800000003, 0x0) bind(r1, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r1, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000140)=0x14) r2 = socket$kcm(0x29, 0xa, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000001500)={r1}) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r3, 0x84, 0x71, &(0x7f0000000040)={r5}, 0x8) r6 = openat$dsp(0xffffffffffffff9c, &(0x7f0000001540)='/dev/dsp\x00', 0x2000, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r6, 0x84, 0x9, &(0x7f0000000180)={r5, @in6={{0xa, 0x4e22, 0x102, @rand_addr="ce123d5357c5ffd9072325596419b38c", 0xfffffffe}}, 0x3ff, 0x404, 0x3, 0x7fffffff}, 0x98) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r7 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r7, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)={0x14, 0x3e, 0x105, 0x0, 0x0, {0xa}}, 0x14}}, 0x0) r8 = syz_genetlink_get_family_id$tipc2(&(0x7f0000001340)='TIPCv2\x00') sendmsg$TIPC_NL_NET_SET(r7, &(0x7f0000001480)={&(0x7f0000001300)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000001440)={&(0x7f0000001380)={0xb4, r8, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@TIPC_NLA_NODE={0x1c, 0x6, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x7ff}, @TIPC_NLA_NODE_ADDR={0x8}]}, @TIPC_NLA_LINK={0x54, 0x4, [@TIPC_NLA_LINK_PROP={0x3c, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1d}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1f}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x303f62a6}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1000}]}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_NET={0x28, 0x7, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x1}, @TIPC_NLA_NET_ID={0x8, 0x1, 0xe603}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x9}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x80}]}, @TIPC_NLA_NODE={0x8, 0x6, [@TIPC_NLA_NODE_UP={0x4}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x6000}, 0x20000000) r9 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$EXT4_IOC_SETFLAGS(r9, 0x40086602, &(0x7f0000000080)) r10 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000002c0)='memory.events\x00', 0x7a05, 0x1700) r11 = socket$inet6(0xa, 0x3, 0x3a) setsockopt$inet6_int(r11, 0x29, 0xd1, &(0x7f00000007c0)=0x3ff, 0x4) setsockopt$inet6_MRT6_ADD_MIF(r11, 0x29, 0xca, &(0x7f0000000440)={0x0, 0x1}, 0xc) getsockopt$inet6_opts(r11, 0x29, 0x37, &(0x7f0000000300)=""/4096, &(0x7f0000000100)=0x1000) write$cgroup_pid(r10, &(0x7f0000000000), 0xfffffea6) writev(r10, &(0x7f0000002e40)=[{&(0x7f0000002a80)="b1", 0x1}], 0x1) r12 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r12, &(0x7f0000000140)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e22, @rand_addr=0xdd}}, 0x24) sendmmsg(r12, &(0x7f0000005c00)=[{{0x0, 0xfffffffffffffd95, 0x0, 0x0, &(0x7f0000000240)=ANY=[@ANYBLOB="18000000000000001001000001000000ec00000000000000e1b01567ffd9aa572a5a96ac74a89c51c14d17fd2d4d54589c7a56ea3aa74c59dcba66c06118c8124507e0ed00"/81], 0x18}}], 0x1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r12, 0x84, 0x6e, &(0x7f0000000140)=[@in6={0xa, 0x4e23, 0x8000, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x3}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x1b}}], 0x2c) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000014c0)) 07:12:35 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:35 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:35 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={0xffffffffffffffff, 0x6, &(0x7f0000000000)={0x0, 0x0}}, 0xffffffffffffff93) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={r1, 0xfcab, 0x8}, 0xc) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="a400000000000000008000000000a5700200"/32]) 07:12:35 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 181.533250] FAULT_INJECTION: forcing a failure. [ 181.533250] name failslab, interval 1, probability 0, space 0, times 0 [ 181.596838] CPU: 1 PID: 8278 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 181.603833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.613197] Call Trace: [ 181.613280] dump_stack+0x138/0x197 [ 181.613301] should_fail.cold+0x10f/0x159 [ 181.613318] should_failslab+0xdb/0x130 [ 181.613336] kmem_cache_alloc+0x2d7/0x780 [ 181.613353] ? lookup_one_len+0x283/0x3a0 [ 181.613365] alloc_inode+0xa9/0x180 [ 181.623882] new_inode_pseudo+0x19/0xf0 [ 181.623899] new_inode+0x1f/0x40 [ 181.623916] debugfs_get_inode+0x1a/0x130 [ 181.623926] debugfs_create_dir+0x67/0x3b0 [ 181.623945] nbd_start_device+0x463/0xc50 [ 181.623963] nbd_ioctl+0x43d/0xb30 [ 181.623977] ? nbd_add_socket+0x5e0/0x5e0 [ 181.623987] ? lock_downgrade+0x740/0x740 [ 181.623999] ? nbd_add_socket+0x5e0/0x5e0 [ 181.624013] blkdev_ioctl+0x96b/0x1860 [ 181.636272] ? blkpg_ioctl+0x980/0x980 [ 181.659798] ? __might_sleep+0x93/0xb0 [ 181.659813] ? __fget+0x210/0x370 [ 181.659827] block_ioctl+0xde/0x120 07:12:35 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'lo\x00'}) r1 = socket$nl_route(0x10, 0x3, 0x0) bind$netlink(r1, &(0x7f0000000280)={0x10, 0x0, 0x0, 0x4140045e}, 0xc) r2 = socket$netlink(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = fcntl$dupfd(r4, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) bind$netlink(r2, &(0x7f0000000340)={0x10, 0x0, 0x0, 0x22ffffffff}, 0xc) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000080)={'lo\x00\x00\x00\x00\x04\x00\x00\x00\x00\x06\x00', 0xfd}) [ 181.659837] ? blkdev_fallocate+0x3b0/0x3b0 [ 181.659847] do_vfs_ioctl+0x7ae/0x1060 [ 181.659860] ? selinux_file_mprotect+0x5d0/0x5d0 [ 181.659872] ? lock_downgrade+0x740/0x740 [ 181.659885] ? ioctl_preallocate+0x1c0/0x1c0 [ 181.694806] ? __fget+0x237/0x370 [ 181.694829] ? security_file_ioctl+0x89/0xb0 [ 181.694843] SyS_ioctl+0x8f/0xc0 [ 181.727835] ? do_vfs_ioctl+0x1060/0x1060 [ 181.732094] do_syscall_64+0x1e8/0x640 [ 181.736002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.740866] entry_SYSCALL_64_after_hwframe+0x42/0xb7 07:12:35 executing program 4: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 181.740875] RIP: 0033:0x459f39 [ 181.740880] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 181.740890] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 181.740895] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 181.740899] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 181.740904] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 181.740908] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:35 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 181.753338] block nbd0: Failed to create debugfs dir for 'nbd0' [ 181.815048] block nbd0: Receive control failed (result -22) 07:12:35 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) recvmmsg(r1, &(0x7f0000000000), 0x0, 0x20010000, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) ioctl$TUNSETCARRIER(0xffffffffffffffff, 0x400454e2, &(0x7f0000000000)) [ 181.870728] block nbd0: shutting down sockets 07:12:35 executing program 0 (fault-call:5 fault-nth:11): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:35 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=@newlink={0x2c, 0x10, 0x501, 0x0, 0x0, {}, [@IFLA_ADDRESS={0xc, 0x1, @local}]}, 0x2c}}, 0x0) [ 181.990505] block nbd4: shutting down sockets [ 182.015257] FAULT_INJECTION: forcing a failure. [ 182.015257] name failslab, interval 1, probability 0, space 0, times 0 [ 182.037084] CPU: 1 PID: 8315 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 182.044074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.053446] Call Trace: [ 182.056084] dump_stack+0x138/0x197 [ 182.059785] should_fail.cold+0x10f/0x159 [ 182.063960] should_failslab+0xdb/0x130 [ 182.067960] kmem_cache_alloc+0x2d7/0x780 [ 182.072133] ? check_preemption_disabled+0x3c/0x250 [ 182.077168] ? alloc_inode+0xa9/0x180 [ 182.080988] selinux_inode_alloc_security+0xb6/0x2a0 [ 182.086156] security_inode_alloc+0x94/0xd0 [ 182.090573] inode_init_always+0x552/0xaf0 [ 182.090584] alloc_inode+0x81/0x180 [ 182.090592] new_inode_pseudo+0x19/0xf0 [ 182.090600] new_inode+0x1f/0x40 [ 182.090615] debugfs_get_inode+0x1a/0x130 [ 182.090624] debugfs_create_dir+0x67/0x3b0 07:12:36 executing program 3: r0 = perf_event_open(&(0x7f0000000180)={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_bp={0x0}, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cpuacct.usage_sys\x00\xc7\xec\xac\xd9&{\x0f\x96\xad\xd1\x8fl![\x8f\xb9\f\xca\x1d\xc2{\xee\xb7\x03K\x0f\xa6\xaa;\xf6\x89\xf7b^\xa5\xafI\r\xc4\x9f\v\xf2\x1c\xdc\xddp2\xb7\xbb\x1b\xfev\xea\xed\xe0\xaa\xe8\xceR`\xbb\xf2\xed;pC\x19\xbfn\x16\xaa\x199\xfe.Q\xebvB\xd2\x19&l?\x87\x17H\x1f.\xdbA\x1b\xafz\xe3\xdc};*\xec\xfe\xfa\xfb/\x18g\x80y\xfe\x89', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(r0) close(r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000005c0)) write$cgroup_type(r1, &(0x7f0000000080)='threaded\x00', 0xfffffc61) recvmsg(r0, &(0x7f0000000140)={0x0, 0x1d, &(0x7f0000000000)=[{&(0x7f00000000c0)=""/110, 0x7ffff000}], 0x1}, 0x3f00) 07:12:36 executing program 5: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:36 executing program 2: r0 = creat(&(0x7f0000000080)='./file0\x00', 0x2) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000040)=ANY=[@ANYBLOB="bb88ab08c000000000000000000012b28cd150a1b04853ce9d434dffe9b5ce61cc2a0c64485c8fa5e7f8800afbba8fcad7f700"/63]) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000000)={0x8, 0x605, 0x3, 0x4, 0x5, 0x8000}) 07:12:36 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:36 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$DRM_IOCTL_IRQ_BUSID(r2, 0xc0106403, &(0x7f0000000040)={0xffffffff, 0x10000, 0x2, 0x4}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x8, 0xe, &(0x7f00000000c0)=ANY=[@ANYBLOB="b7020000f7ffffffbfa70000000000002702000020feffff7a0af0fff8ffffff79a4f0ff00000000b70600000018d1fe4d640500000000004504000000ffffff9704000000000900b704000010000020620700fe00000000850000002e000000b7000000000000009500000000000000"], &(0x7f0000000280)='\xc2\x06m\xd6D\xec\x01\xd7Rg\x7f\x9c-_\xd0\xe7\xfa=2\x00='}, 0x48) [ 182.090638] nbd_start_device+0x463/0xc50 [ 182.090652] nbd_ioctl+0x43d/0xb30 [ 182.090663] ? nbd_add_socket+0x5e0/0x5e0 [ 182.090675] ? lock_downgrade+0x740/0x740 [ 182.090687] ? nbd_add_socket+0x5e0/0x5e0 [ 182.098547] blkdev_ioctl+0x96b/0x1860 [ 182.098555] ? blkpg_ioctl+0x980/0x980 [ 182.098571] ? __might_sleep+0x93/0xb0 [ 182.098582] ? __fget+0x210/0x370 [ 182.098595] block_ioctl+0xde/0x120 [ 182.098604] ? blkdev_fallocate+0x3b0/0x3b0 [ 182.098613] do_vfs_ioctl+0x7ae/0x1060 [ 182.098626] ? selinux_file_mprotect+0x5d0/0x5d0 [ 182.098641] ? lock_downgrade+0x740/0x740 [ 182.106121] ? ioctl_preallocate+0x1c0/0x1c0 [ 182.106138] ? __fget+0x237/0x370 [ 182.106156] ? security_file_ioctl+0x89/0xb0 [ 182.106166] SyS_ioctl+0x8f/0xc0 [ 182.106173] ? do_vfs_ioctl+0x1060/0x1060 [ 182.106187] do_syscall_64+0x1e8/0x640 [ 182.106195] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.106213] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 182.106220] RIP: 0033:0x459f39 [ 182.106225] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 182.106234] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 182.106239] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 182.106247] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 182.126587] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 182.126595] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 182.147186] block nbd0: Failed to create debugfs dir for 'nbd0' 07:12:36 executing program 5: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 182.179881] block nbd4: shutting down sockets [ 182.188289] block nbd0: Receive control failed (result -22) [ 182.236354] EXT4-fs warning (device sda1): verify_group_input:104: Cannot add at group 8 (only 16 groups) [ 182.280393] block nbd0: shutting down sockets 07:12:36 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:36 executing program 0 (fault-call:5 fault-nth:12): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 182.409284] block nbd4: shutting down sockets 07:12:36 executing program 5: r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:36 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)={0x0, 0x8004, 0x2, 0x0, 0x2, [{0x2, 0x3f, 0x20, 0x0, 0x0, 0x1a42}, {0x2, 0x0, 0x4, 0x0, 0x0, 0x800}]}) [ 182.438984] FAULT_INJECTION: forcing a failure. [ 182.438984] name fail_page_alloc, interval 1, probability 0, space 0, times 0 07:12:36 executing program 4 (fault-call:5 fault-nth:0): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:36 executing program 1: openat$selinux_load(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/load\x00', 0x2, 0x0) r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-monitor\x00', 0x101040, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r1, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r2 = socket(0xeeebea7da374a32f, 0x4, 0x40) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r5, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r7}, 0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r4, 0x84, 0x72, &(0x7f0000000080)={r7, 0x10000, 0x20}, &(0x7f0000001140)=0xc) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r2, 0x84, 0xf, &(0x7f0000001180)={r8, @in={{0x2, 0x7, @remote}}, 0xffffffc1, 0x80, 0xaaf, 0x347}, &(0x7f0000001240)=0x98) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r9, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB="41219446", @ANYRES32=0x0], &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r10}, 0x8) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000100)={r10, 0x1000, "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"}, &(0x7f0000000040)=0x1008) [ 182.574271] CPU: 0 PID: 8348 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 182.581377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.590749] Call Trace: [ 182.593367] dump_stack+0x138/0x197 [ 182.597065] should_fail.cold+0x10f/0x159 [ 182.601231] ? __might_sleep+0x93/0xb0 [ 182.605143] __alloc_pages_nodemask+0x1d6/0x7a0 [ 182.609830] ? __alloc_pages_slowpath+0x2930/0x2930 [ 182.614871] ? lock_downgrade+0x740/0x740 [ 182.619049] alloc_pages_current+0xec/0x1e0 [ 182.623410] __get_free_pages+0xf/0x40 [ 182.627324] inode_doinit_with_dentry+0x82b/0xed0 [ 182.632196] ? selinux_cred_free+0x80/0x80 [ 182.636453] ? timespec_trunc+0xb5/0x120 [ 182.640537] selinux_d_instantiate+0x28/0x40 [ 182.644964] security_d_instantiate+0x5a/0xe0 [ 182.649472] d_instantiate+0x60/0xa0 [ 182.653212] debugfs_create_dir+0x10f/0x3b0 [ 182.657577] nbd_start_device+0x463/0xc50 [ 182.661742] nbd_ioctl+0x43d/0xb30 [ 182.665576] ? nbd_add_socket+0x5e0/0x5e0 [ 182.669833] ? lock_downgrade+0x740/0x740 [ 182.674001] ? nbd_add_socket+0x5e0/0x5e0 [ 182.678375] blkdev_ioctl+0x96b/0x1860 [ 182.682607] ? blkpg_ioctl+0x980/0x980 [ 182.686519] ? __might_sleep+0x93/0xb0 [ 182.690511] ? __fget+0x210/0x370 [ 182.693976] block_ioctl+0xde/0x120 [ 182.697617] ? blkdev_fallocate+0x3b0/0x3b0 [ 182.701978] do_vfs_ioctl+0x7ae/0x1060 [ 182.705900] ? selinux_file_mprotect+0x5d0/0x5d0 [ 182.710727] ? lock_downgrade+0x740/0x740 [ 182.715008] ? ioctl_preallocate+0x1c0/0x1c0 [ 182.719438] ? __fget+0x237/0x370 [ 182.722916] ? security_file_ioctl+0x89/0xb0 [ 182.727347] SyS_ioctl+0x8f/0xc0 [ 182.730727] ? do_vfs_ioctl+0x1060/0x1060 [ 182.734887] do_syscall_64+0x1e8/0x640 [ 182.738806] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.743668] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 182.748861] RIP: 0033:0x459f39 [ 182.752048] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 182.759761] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 182.767044] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 182.774342] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 182.781644] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 182.789117] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 182.841920] FAULT_INJECTION: forcing a failure. [ 182.841920] name failslab, interval 1, probability 0, space 0, times 0 [ 182.855926] block nbd0: Receive control failed (result -22) [ 182.868858] CPU: 1 PID: 8366 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 182.875835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.885245] Call Trace: [ 182.887859] dump_stack+0x138/0x197 [ 182.891516] should_fail.cold+0x10f/0x159 [ 182.895695] should_failslab+0xdb/0x130 [ 182.899848] __kmalloc+0x2f0/0x7a0 [ 182.903402] ? lock_acquire+0x16f/0x430 [ 182.907377] ? nbd_ioctl+0x134/0xb30 [ 182.911094] ? __alloc_workqueue_key+0x114/0xec0 [ 182.915857] __alloc_workqueue_key+0x114/0xec0 [ 182.920536] ? __mutex_lock+0x36a/0x1470 [ 182.924698] ? selinux_ipv4_output+0x50/0x50 [ 182.929142] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 182.934158] ? mutex_trylock+0x1c0/0x1c0 [ 182.938441] nbd_start_device+0x169/0xc50 [ 182.942608] nbd_ioctl+0x43d/0xb30 [ 182.945448] sctp: [Deprecated]: syz-executor.1 (pid 8371) Use of struct sctp_assoc_value in delayed_ack socket option. [ 182.945448] Use struct sctp_sack_info instead [ 182.946159] ? nbd_add_socket+0x5e0/0x5e0 [ 182.946175] ? lock_downgrade+0x740/0x740 [ 182.946200] ? nbd_add_socket+0x5e0/0x5e0 [ 182.946220] blkdev_ioctl+0x96b/0x1860 [ 182.967326] sctp: [Deprecated]: syz-executor.1 (pid 8371) Use of struct sctp_assoc_value in delayed_ack socket option. [ 182.967326] Use struct sctp_sack_info instead [ 182.970110] ? blkpg_ioctl+0x980/0x980 [ 182.970131] ? __might_sleep+0x93/0xb0 [ 182.970141] ? __fget+0x210/0x370 [ 182.970154] block_ioctl+0xde/0x120 [ 182.970163] ? blkdev_fallocate+0x3b0/0x3b0 [ 182.970173] do_vfs_ioctl+0x7ae/0x1060 [ 182.970186] ? selinux_file_mprotect+0x5d0/0x5d0 [ 182.970197] ? lock_downgrade+0x740/0x740 [ 182.970208] ? ioctl_preallocate+0x1c0/0x1c0 [ 183.030343] ? __fget+0x237/0x370 [ 183.033793] ? security_file_ioctl+0x89/0xb0 [ 183.038193] SyS_ioctl+0x8f/0xc0 [ 183.041560] ? do_vfs_ioctl+0x1060/0x1060 [ 183.045862] do_syscall_64+0x1e8/0x640 [ 183.049742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.054579] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 183.060667] RIP: 0033:0x459f39 [ 183.063872] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 183.071665] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 183.079025] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 07:12:37 executing program 5: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="00f59a30000000000000000080000000000000aa00"/32]) syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x9, 0x520c00) 07:12:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @broadcast}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000440)=0x1, 0xffe6) sendto$inet(r0, 0x0, 0x0, 0x20000000, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmmsg$inet(r0, &(0x7f000000b040)=[{{0x0, 0x0, &(0x7f0000002880)=[{&(0x7f0000000780)="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", 0x881}, {&(0x7f00000003c0)="1f", 0x1}, {&(0x7f0000001780)='\f', 0x1}, {&(0x7f00000017c0)="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", 0x841}, {&(0x7f0000003740)="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", 0x8c1}, {&(0x7f00000027c0)="8d", 0x1}], 0x6}}, {{0x0, 0x0, &(0x7f0000003540)=[{&(0x7f00000029c0)="1d", 0x1}, {&(0x7f0000002a80)="ca", 0x1}, {&(0x7f0000003240)="bc", 0x1}, {&(0x7f0000002b40)='_', 0x1}, {&(0x7f0000003340)='L', 0x1}, {&(0x7f0000002ec0)="fd", 0x1}, {&(0x7f0000003440)="cf", 0x1}, {&(0x7f0000003100)='=', 0x1}, {&(0x7f0000004740)='A', 0x1}], 0x9}}], 0x2, 0x600d054) socket$inet(0x2, 0x2, 0x3) [ 183.086413] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 183.093693] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 183.100957] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 183.112822] block nbd0: shutting down sockets [ 183.117928] block nbd4: Could not allocate knbd recv work queue. [ 183.127114] block nbd4: shutting down sockets 07:12:37 executing program 5: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 0 (fault-call:5 fault-nth:13): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 4 (fault-call:5 fault-nth:1): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 3: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000d65000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="14f89400000101040000000000000000000000003e988e39be7e6212a1111ed2e751b33e76abb0eafef32c999711edbbdceea1396e10666d39143eefa599cad2bb9eae60a3f5ce09d7b2992fe19c2264982e9d2b275cf73c9e34c45a31b3340809f7337ee2e1b06c5f50bde4"], 0x14}}, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) fcntl$addseals(r3, 0x409, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = syz_init_net_socket$ax25(0x3, 0x4, 0xcc) ioctl$sock_proto_private(r5, 0x89e7, &(0x7f0000000180)="f5a2c745383b9921820c69df0694bf60249e5f40171199b86afca710ce2b72a30690783441a6a3947f4ad9680704f91d2f58938d90dd0ba58a0a88560cde4bfce87d093c399d111c1ab3431ebee43fec327f8b9ceb8cf6dca3ac7d72297feb52cb61c2e539e488bfd6c0ec01a314058226a0eb672fe8ac34d58f7fcb7ad0e6ed461f3da77ad7eaba3feece8d1fb587d0218d03578c1f8d3f48a672d67078ce859e55f9036982ee7f24530dc07b9a3239a857d968eec647fd6c4a24ccb1ea7cb61baeb678436f3dfe7ebe11f27dc39899377fc5b406bff1d05c00") r6 = fcntl$dupfd(r4, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) splice(r0, 0x0, r2, 0x0, 0x80000000, 0x2) 07:12:37 executing program 2: pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r1 = accept$inet(r0, &(0x7f0000000080)={0x2, 0x0, @remote}, &(0x7f00000000c0)=0x10) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000000100)={{0x87ec687c0fa7ef01, @loopback, 0x4e24, 0x2, 'lblc\x00', 0x0, 0xb8b7, 0x65}, {@multicast1, 0x4e20, 0x0, 0x8, 0x5, 0x1}}, 0x44) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r2, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) getsockopt$netlink(r3, 0x10e, 0x4, 0x0, &(0x7f0000000040)=0xffffffb4) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000000008000000000000000000097bb6d27d92b0adf445d3560a7787bd600"/45]) 07:12:37 executing program 5: r0 = socket(0x11, 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 183.317410] FAULT_INJECTION: forcing a failure. [ 183.317410] name failslab, interval 1, probability 0, space 0, times 0 [ 183.332176] FAULT_INJECTION: forcing a failure. [ 183.332176] name failslab, interval 1, probability 0, space 0, times 0 [ 183.344490] CPU: 1 PID: 8393 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 183.351452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.360915] Call Trace: [ 183.363533] dump_stack+0x138/0x197 07:12:37 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 183.367192] should_fail.cold+0x10f/0x159 [ 183.371368] should_failslab+0xdb/0x130 [ 183.375370] kmem_cache_alloc+0x2d7/0x780 [ 183.379555] ? __d_lookup+0x3a2/0x670 [ 183.383468] ? mark_held_locks+0xb1/0x100 [ 183.387651] ? d_lookup+0xe5/0x240 [ 183.391653] __d_alloc+0x2d/0x9f0 [ 183.395140] d_alloc+0x4d/0x270 [ 183.398461] __lookup_hash+0x58/0x180 [ 183.402279] lookup_one_len+0x27b/0x3a0 [ 183.406286] ? __lookup_hash+0x180/0x180 [ 183.410500] start_creating+0xa6/0x1b0 [ 183.414432] __debugfs_create_file+0x53/0x3d0 [ 183.418964] debugfs_create_file+0x5a/0x70 [ 183.423238] nbd_start_device+0x4bb/0xc50 [ 183.427612] nbd_ioctl+0x43d/0xb30 [ 183.431279] ? nbd_add_socket+0x5e0/0x5e0 [ 183.435463] ? lock_downgrade+0x740/0x740 [ 183.439656] ? nbd_add_socket+0x5e0/0x5e0 [ 183.444031] blkdev_ioctl+0x96b/0x1860 [ 183.447947] ? blkpg_ioctl+0x980/0x980 [ 183.451867] ? __might_sleep+0x93/0xb0 [ 183.455770] ? __fget+0x210/0x370 [ 183.459279] block_ioctl+0xde/0x120 [ 183.463020] ? blkdev_fallocate+0x3b0/0x3b0 [ 183.467366] do_vfs_ioctl+0x7ae/0x1060 [ 183.471362] ? selinux_file_mprotect+0x5d0/0x5d0 [ 183.476466] ? lock_downgrade+0x740/0x740 [ 183.480627] ? ioctl_preallocate+0x1c0/0x1c0 [ 183.485075] ? __fget+0x237/0x370 [ 183.488647] ? security_file_ioctl+0x89/0xb0 [ 183.493088] SyS_ioctl+0x8f/0xc0 [ 183.496479] ? do_vfs_ioctl+0x1060/0x1060 [ 183.500652] do_syscall_64+0x1e8/0x640 [ 183.504539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.509408] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 183.514617] RIP: 0033:0x459f39 [ 183.517825] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 183.528159] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 183.535438] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 183.542799] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 183.550117] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 183.557394] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 183.564705] CPU: 0 PID: 8397 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 183.571759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.575645] block nbd0: Receive control failed (result -22) [ 183.581138] Call Trace: [ 183.581159] dump_stack+0x138/0x197 [ 183.581180] should_fail.cold+0x10f/0x159 [ 183.581196] should_failslab+0xdb/0x130 [ 183.581208] kmem_cache_alloc_trace+0x2e9/0x790 [ 183.581222] ? lock_acquire+0x16f/0x430 [ 183.581236] ? nbd_ioctl+0x134/0xb30 [ 183.589533] ? __alloc_workqueue_key+0x114/0xec0 [ 183.589547] __alloc_workqueue_key+0x15f/0xec0 [ 183.589563] ? __mutex_lock+0x36a/0x1470 [ 183.589575] ? selinux_ipv4_output+0x50/0x50 [ 183.589587] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 183.597422] ? mutex_trylock+0x1c0/0x1c0 [ 183.597434] ? finish_task_switch+0x14d/0x650 [ 183.597447] ? switch_mm_irqs_off+0x5e1/0xec0 [ 183.597465] nbd_start_device+0x169/0xc50 [ 183.597480] nbd_ioctl+0x43d/0xb30 [ 183.609446] block nbd0: shutting down sockets [ 183.610227] ? nbd_add_socket+0x5e0/0x5e0 [ 183.610244] ? blkdev_ioctl+0x8d7/0x1860 [ 183.610254] ? nbd_add_socket+0x5e0/0x5e0 [ 183.676296] blkdev_ioctl+0x96b/0x1860 [ 183.680206] ? blkpg_ioctl+0x980/0x980 [ 183.684218] ? __might_sleep+0x93/0xb0 [ 183.688229] ? __fget+0x210/0x370 [ 183.691923] block_ioctl+0xde/0x120 [ 183.695624] ? blkdev_fallocate+0x3b0/0x3b0 [ 183.700000] do_vfs_ioctl+0x7ae/0x1060 [ 183.703903] ? selinux_file_mprotect+0x5d0/0x5d0 [ 183.708664] ? lock_downgrade+0x740/0x740 [ 183.712822] ? ioctl_preallocate+0x1c0/0x1c0 [ 183.717246] ? __fget+0x237/0x370 [ 183.720833] ? security_file_ioctl+0x89/0xb0 [ 183.722469] sctp: [Deprecated]: syz-executor.1 (pid 8412) Use of struct sctp_assoc_value in delayed_ack socket option. [ 183.722469] Use struct sctp_sack_info instead [ 183.725248] SyS_ioctl+0x8f/0xc0 [ 183.725259] ? do_vfs_ioctl+0x1060/0x1060 [ 183.725275] do_syscall_64+0x1e8/0x640 [ 183.725292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.757001] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 183.762357] RIP: 0033:0x459f39 [ 183.765542] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 183.773237] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 183.780811] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 183.788116] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 183.795560] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 183.802824] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:37 executing program 0 (fault-call:5 fault-nth:14): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 183.816681] block nbd4: Could not allocate knbd recv work queue. [ 183.833098] block nbd4: shutting down sockets 07:12:37 executing program 4 (fault-call:5 fault-nth:2): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:37 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0xfffffffffffffe52, &(0x7f00000001c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="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"], 0x14}}, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = fcntl$dupfd(r4, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r6, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r6, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) pipe2(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) ioctl$NS_GET_OWNER_UID(r9, 0xb704, &(0x7f0000000240)) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r8}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r5, 0x84, 0x9, &(0x7f0000000000)={r8, @in6={{0xa, 0x4e20, 0x5, @mcast2, 0xffffffff}}, 0x2, 0x2ef, 0x80, 0xe036}, &(0x7f0000000140)=0x98) ioctl$TIOCSTI(r3, 0x5412, 0x0) r10 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000480)=@expire={0x478, 0x18, 0x10, 0x70bd2a, 0x25dfdbff, {{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@local, 0x4e20, 0x3ff, 0x4e20, 0x7, 0xa, 0x20, 0x1e0}, {@in6=@mcast1, 0x4d6}, @in=@multicast1, {0xf7c, 0x80, 0x1b0e, 0xaa32, 0x4, 0x7fff, 0x5, 0x1ff}, {0xff, 0x0, 0x4, 0xc8}, {0xfffffff8, 0x800, 0x1}, 0x70bd28, 0x3501, 0x2, 0x3, 0xe, 0xdfdeee2dfac6fd69}, 0x5}, [@encap={0x1c, 0x4, {0x1, 0x4e22, 0x4e21, @in=@initdev={0xac, 0x1e, 0x0, 0x0}}}, @replay_thresh={0x8, 0xb, 0x3a}, @algo_auth={0x130, 0x1, {{'md5\x00'}, 0x730, "e7ccb6d960256105862c0c73162b22eba8cbfc3fbe11228dcbf81d32a3a6b1168e697405698d1cfc5755a8b34a69fa3eee320ec2a93a242818583794abf07ee7eb090be5e756d5cbfc0aecc2879dbdefb6eff5e7df31ff79fcc8dfaeefcf8f2d8dade8cc3d930004698e8ddb4b0c59740fcb0e7bbf941235bbcae1fbcd00c69a7020f52c9c8068c99cfdb84d50be96bf4e17d68b8191476f6b319418ca3404e2a362cce3bc85b979eaac92255cacba9d2dfecd97afdb40ebd5e18353d8a2bb78ce24c13775c5d9f69d40f981156eb33c7a9dab2702d679e8709ad094ddc47738079505205f5b"}}, @algo_auth_trunc={0xac, 0x14, {{'sha384-ssse3\x00'}, 0x2e8, 0x200, "ec5bddc87ce6773a6e16e955efc50cd83496670cc4378408bcb25e687884454f793b0923667a72c3806b40b0d1789fada401d1e5da55b58ceff92bfa6eff012ea99dc5f3154352377fcbd6dd465c919860512150653b804415154a9c1a"}}, @algo_comp={0xc8, 0x3, {{'deflate\x00'}, 0x3e8, "391609817a2d95a0ad3cc1d27e0a4859dee8a45abf6cb0d2d6d22088b98a50b52b95c2903f8dce58c9afd728f3c432827a666bda0b55601d5b2639b603da5f3717e51acc02c367a5618a79c6ffd5c102806a034d6ff0702398cdddc191fa5d2fa21802fe779a6a38c2a15b99fcd6a724b68ed37b79fcbf63da03f9592a"}}, @lifetime_val={0x24, 0x9, {0x350c4e1b, 0x400, 0x0, 0x1}}, @algo_auth_trunc={0x94, 0x14, {{'sha3-512-generic\x00'}, 0x238, 0x60, "c987e275e450818d7c35f2160ebaae43cd666f67ef84fc449b721f14f5e8ac95b9a198fd323c5141b907f849ef04d7fbbd4b19c8f60e33b7404c698810a83e4790c2c250e060ff"}}]}, 0x478}, 0x8, 0x0, 0x0, 0x4}, 0x0) [ 183.925091] FAULT_INJECTION: forcing a failure. [ 183.925091] name failslab, interval 1, probability 0, space 0, times 0 [ 183.934746] FAULT_INJECTION: forcing a failure. [ 183.934746] name failslab, interval 1, probability 0, space 0, times 0 [ 183.947636] CPU: 1 PID: 8421 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 183.947647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.964192] Call Trace: [ 183.966803] dump_stack+0x138/0x197 [ 183.970442] should_fail.cold+0x10f/0x159 [ 183.974685] should_failslab+0xdb/0x130 [ 183.979273] kmem_cache_alloc+0x2d7/0x780 [ 183.983429] ? lookup_one_len+0x283/0x3a0 [ 183.987574] alloc_inode+0xa9/0x180 [ 183.991315] new_inode_pseudo+0x19/0xf0 [ 183.995291] new_inode+0x1f/0x40 [ 183.999095] debugfs_get_inode+0x1a/0x130 [ 184.003245] __debugfs_create_file+0x97/0x3d0 [ 184.007745] debugfs_create_file+0x5a/0x70 [ 184.012157] nbd_start_device+0x4bb/0xc50 [ 184.016323] nbd_ioctl+0x43d/0xb30 [ 184.019971] ? nbd_add_socket+0x5e0/0x5e0 [ 184.024135] ? lock_downgrade+0x740/0x740 [ 184.028285] ? nbd_add_socket+0x5e0/0x5e0 [ 184.032696] blkdev_ioctl+0x96b/0x1860 [ 184.036680] ? blkpg_ioctl+0x980/0x980 [ 184.040575] ? __might_sleep+0x93/0xb0 [ 184.044556] ? __fget+0x210/0x370 [ 184.048015] block_ioctl+0xde/0x120 [ 184.051643] ? blkdev_fallocate+0x3b0/0x3b0 [ 184.056481] do_vfs_ioctl+0x7ae/0x1060 [ 184.060545] ? selinux_file_mprotect+0x5d0/0x5d0 [ 184.065298] ? lock_downgrade+0x740/0x740 [ 184.069446] ? ioctl_preallocate+0x1c0/0x1c0 [ 184.073851] ? __fget+0x237/0x370 [ 184.077407] ? security_file_ioctl+0x89/0xb0 [ 184.081816] SyS_ioctl+0x8f/0xc0 [ 184.085287] ? do_vfs_ioctl+0x1060/0x1060 [ 184.089457] do_syscall_64+0x1e8/0x640 [ 184.093353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.098197] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 184.103376] RIP: 0033:0x459f39 [ 184.106558] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.114266] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 07:12:38 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='system_u:object_r:dhcpd_initrc_exec_t:s0\x00', 0x245, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f0000000080)={0x0, 0x8000, 0x2, 0xffffffff, 0x1, [{0x6a5bcc85, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x3000}]}) [ 184.121537] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 184.128812] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 184.136097] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 184.143371] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 184.157928] sctp: [Deprecated]: syz-executor.1 (pid 8430) Use of struct sctp_assoc_value in delayed_ack socket option. [ 184.157928] Use struct sctp_sack_info instead [ 184.166347] CPU: 0 PID: 8428 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 184.175149] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 184.180209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.180215] Call Trace: [ 184.180231] dump_stack+0x138/0x197 [ 184.180248] should_fail.cold+0x10f/0x159 [ 184.180261] should_failslab+0xdb/0x130 [ 184.180273] __kmalloc+0x2f0/0x7a0 [ 184.180284] ? __lock_is_held+0xb6/0x140 [ 184.180300] ? apply_wqattrs_prepare+0xad/0x960 [ 184.180313] apply_wqattrs_prepare+0xad/0x960 [ 184.180332] apply_workqueue_attrs_locked+0xa7/0x120 [ 184.180343] apply_workqueue_attrs+0x31/0x50 [ 184.180354] __alloc_workqueue_key+0x561/0xec0 [ 184.180370] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 184.180384] ? mutex_trylock+0x1c0/0x1c0 [ 184.180399] nbd_start_device+0x169/0xc50 [ 184.180414] nbd_ioctl+0x43d/0xb30 [ 184.190809] block nbd0: Receive control failed (result -22) [ 184.198499] ? nbd_add_socket+0x5e0/0x5e0 [ 184.198513] ? lock_downgrade+0x740/0x740 07:12:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xd7, 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, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$dspn(0x0, 0x0, 0x0) getsockopt$IPT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x41, 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000100)='net/igmp6\x00') syz_open_dev$sndpcmc(0x0, 0x30c, 0x644001) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000180)={'filter\x00', 0xffffffffffffffab, "07aba5d55a5d570f362cd05a21a337f112682670059501cba83ddfb7"}, &(0x7f00000001c0)=0x40) syz_open_dev$mouse(0x0, 0x0, 0x2) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r3, 0xc01064b5, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}) r4 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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}, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r4, 0x84, 0xa, &(0x7f0000000040)={0x0, 0x0, 0x8, 0x0, 0x0, 0x3}, &(0x7f00000000c0)=0x20) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, 0x0, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'wp384\x00'}, 0x58) r5 = accept4$alg(r1, 0x0, 0x0, 0x0) sendfile(r5, r2, 0x0, 0x3ff) [ 184.198528] ? nbd_add_socket+0x5e0/0x5e0 [ 184.198540] blkdev_ioctl+0x96b/0x1860 [ 184.198552] ? blkpg_ioctl+0x980/0x980 [ 184.204762] ? __might_sleep+0x93/0xb0 [ 184.204773] ? __fget+0x210/0x370 [ 184.204787] block_ioctl+0xde/0x120 [ 184.204796] ? blkdev_fallocate+0x3b0/0x3b0 [ 184.204807] do_vfs_ioctl+0x7ae/0x1060 [ 184.212904] ? selinux_file_mprotect+0x5d0/0x5d0 [ 184.212914] ? lock_downgrade+0x740/0x740 [ 184.212924] ? ioctl_preallocate+0x1c0/0x1c0 [ 184.212935] ? __fget+0x237/0x370 [ 184.212952] ? security_file_ioctl+0x89/0xb0 [ 184.212965] SyS_ioctl+0x8f/0xc0 [ 184.212972] ? do_vfs_ioctl+0x1060/0x1060 [ 184.212985] do_syscall_64+0x1e8/0x640 [ 184.252848] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.252869] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 184.252877] RIP: 0033:0x459f39 [ 184.252881] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.252891] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 184.252895] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 184.252901] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 184.252905] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 184.252912] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 184.399230] block nbd0: shutting down sockets [ 184.406080] block nbd4: Could not allocate knbd recv work queue. 07:12:38 executing program 0 (fault-call:5 fault-nth:15): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:38 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:38 executing program 4 (fault-call:5 fault-nth:3): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 184.427369] block nbd4: shutting down sockets [ 184.433592] SELinux: Context system_u:object_r:dhcpd_initrc_exec_t:s0 is not valid (left unmapped). 07:12:38 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r1, 0x0, r1) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000080)={{{@in6=@initdev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@empty}}, &(0x7f0000000000)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0, 0x0}, &(0x7f0000000280)=0xc) fchown(r1, r2, r3) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 184.522067] FAULT_INJECTION: forcing a failure. [ 184.522067] name failslab, interval 1, probability 0, space 0, times 0 [ 184.538290] FAULT_INJECTION: forcing a failure. [ 184.538290] name failslab, interval 1, probability 0, space 0, times 0 [ 184.554891] CPU: 1 PID: 8443 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 184.561866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.571231] Call Trace: [ 184.573833] dump_stack+0x138/0x197 [ 184.577581] should_fail.cold+0x10f/0x159 [ 184.581746] should_failslab+0xdb/0x130 [ 184.585763] kmem_cache_alloc+0x2d7/0x780 [ 184.589913] ? lookup_one_len+0x283/0x3a0 [ 184.594079] alloc_inode+0xa9/0x180 [ 184.597701] new_inode_pseudo+0x19/0xf0 [ 184.601674] new_inode+0x1f/0x40 [ 184.605039] debugfs_get_inode+0x1a/0x130 [ 184.609185] __debugfs_create_file+0x97/0x3d0 [ 184.613681] debugfs_create_file+0x5a/0x70 [ 184.617918] nbd_start_device+0x4bb/0xc50 [ 184.622068] nbd_ioctl+0x43d/0xb30 [ 184.625618] ? nbd_add_socket+0x5e0/0x5e0 [ 184.629765] ? lock_downgrade+0x740/0x740 [ 184.633917] ? nbd_add_socket+0x5e0/0x5e0 [ 184.638065] blkdev_ioctl+0x96b/0x1860 [ 184.641946] ? blkpg_ioctl+0x980/0x980 [ 184.645835] ? __might_sleep+0x93/0xb0 [ 184.649712] ? __fget+0x210/0x370 [ 184.653270] block_ioctl+0xde/0x120 [ 184.656898] ? blkdev_fallocate+0x3b0/0x3b0 [ 184.661224] do_vfs_ioctl+0x7ae/0x1060 [ 184.665114] ? selinux_file_mprotect+0x5d0/0x5d0 07:12:38 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000080)) memfd_create(&(0x7f0000000000)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) 07:12:38 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 184.669870] ? lock_downgrade+0x740/0x740 [ 184.674026] ? ioctl_preallocate+0x1c0/0x1c0 [ 184.678470] ? __fget+0x237/0x370 [ 184.681930] ? security_file_ioctl+0x89/0xb0 [ 184.681945] SyS_ioctl+0x8f/0xc0 [ 184.681953] ? do_vfs_ioctl+0x1060/0x1060 [ 184.681965] do_syscall_64+0x1e8/0x640 [ 184.681974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.681989] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 184.681999] RIP: 0033:0x459f39 [ 184.689758] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.689771] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 184.689776] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 184.689782] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 184.689788] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 184.689794] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 184.696421] block nbd0: Receive control failed (result -22) [ 184.710768] CPU: 0 PID: 8445 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 184.719189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.719194] Call Trace: [ 184.719209] dump_stack+0x138/0x197 [ 184.719228] should_fail.cold+0x10f/0x159 [ 184.719242] should_failslab+0xdb/0x130 [ 184.719257] kmem_cache_alloc_trace+0x2e9/0x790 [ 184.733810] ? apply_wqattrs_prepare+0xad/0x960 [ 184.733824] apply_wqattrs_prepare+0xe1/0x960 [ 184.733844] apply_workqueue_attrs_locked+0xa7/0x120 [ 184.733855] apply_workqueue_attrs+0x31/0x50 [ 184.733865] __alloc_workqueue_key+0x561/0xec0 [ 184.733884] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 184.744705] block nbd0: shutting down sockets [ 184.748694] ? mutex_trylock+0x1c0/0x1c0 [ 184.748715] nbd_start_device+0x169/0xc50 [ 184.748731] nbd_ioctl+0x43d/0xb30 [ 184.842002] ? nbd_add_socket+0x5e0/0x5e0 [ 184.846141] ? lock_downgrade+0x740/0x740 [ 184.850277] ? nbd_add_socket+0x5e0/0x5e0 [ 184.854410] blkdev_ioctl+0x96b/0x1860 [ 184.858283] ? blkpg_ioctl+0x980/0x980 [ 184.862168] ? __might_sleep+0x93/0xb0 [ 184.866590] ? __fget+0x210/0x370 [ 184.870092] block_ioctl+0xde/0x120 [ 184.873721] ? blkdev_fallocate+0x3b0/0x3b0 [ 184.878044] do_vfs_ioctl+0x7ae/0x1060 [ 184.881932] ? selinux_file_mprotect+0x5d0/0x5d0 [ 184.886701] ? lock_downgrade+0x740/0x740 [ 184.890853] ? ioctl_preallocate+0x1c0/0x1c0 [ 184.895247] ? __fget+0x237/0x370 [ 184.898963] ? security_file_ioctl+0x89/0xb0 [ 184.903902] SyS_ioctl+0x8f/0xc0 [ 184.907261] ? do_vfs_ioctl+0x1060/0x1060 [ 184.911606] do_syscall_64+0x1e8/0x640 [ 184.915492] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.920470] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 184.925647] RIP: 0033:0x459f39 [ 184.928926] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.936654] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 184.944021] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 184.951288] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 184.958686] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 184.966047] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 184.997508] sctp: [Deprecated]: syz-executor.1 (pid 8456) Use of struct sctp_assoc_value in delayed_ack socket option. [ 184.997508] Use struct sctp_sack_info instead [ 185.019154] block nbd4: Could not allocate knbd recv work queue. [ 185.028544] block nbd5: Receive control failed (result -22) [ 185.035379] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:12:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bridge_slave_0\x00', 0x0}) socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, @bridge_slave={{0x14, 0x1, 'bfidge_slave\x00'}, {0xc, 0x5, [@IFLA_BRPORT_COST={0x8, 0x3, 0x9}]}}}]}, 0x44}}, 0x0) 07:12:39 executing program 0 (fault-call:5 fault-nth:16): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:39 executing program 2: r0 = creat(&(0x7f0000000000)='\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)={0x0, 0x8000, 0x2, 0x0, 0x3, [{0x5, 0x2, 0xdbe1, 0x0, 0x0, 0x2f0e}, {0x100000001, 0xffff, 0xd7, 0x0, 0x0, 0x1480}, {0x3, 0x2, 0x0, 0x0, 0x0, 0x2}]}) [ 185.036011] block nbd4: shutting down sockets [ 185.055292] block nbd5: shutting down sockets 07:12:39 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:39 executing program 4 (fault-call:5 fault-nth:4): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 185.140511] FAULT_INJECTION: forcing a failure. [ 185.140511] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 185.184678] FAULT_INJECTION: forcing a failure. [ 185.184678] name failslab, interval 1, probability 0, space 0, times 0 [ 185.216869] CPU: 1 PID: 8479 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 185.223950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.233665] Call Trace: [ 185.236266] dump_stack+0x138/0x197 [ 185.239924] should_fail.cold+0x10f/0x159 [ 185.244099] should_failslab+0xdb/0x130 [ 185.248123] kmem_cache_alloc_trace+0x2e9/0x790 [ 185.252834] apply_wqattrs_prepare+0x16d/0x960 [ 185.257581] apply_workqueue_attrs_locked+0xa7/0x120 [ 185.262702] apply_workqueue_attrs+0x31/0x50 [ 185.267108] __alloc_workqueue_key+0x561/0xec0 [ 185.271710] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 185.277055] ? mutex_trylock+0x1c0/0x1c0 [ 185.281126] nbd_start_device+0x169/0xc50 [ 185.285290] nbd_ioctl+0x43d/0xb30 [ 185.288868] ? nbd_add_socket+0x5e0/0x5e0 [ 185.293037] ? lock_downgrade+0x740/0x740 [ 185.297196] ? nbd_add_socket+0x5e0/0x5e0 [ 185.301378] blkdev_ioctl+0x96b/0x1860 [ 185.305265] ? blkpg_ioctl+0x980/0x980 [ 185.309248] ? __might_sleep+0x93/0xb0 [ 185.313122] ? __fget+0x210/0x370 [ 185.316570] block_ioctl+0xde/0x120 [ 185.320204] ? blkdev_fallocate+0x3b0/0x3b0 [ 185.324546] do_vfs_ioctl+0x7ae/0x1060 [ 185.328465] ? selinux_file_mprotect+0x5d0/0x5d0 [ 185.333221] ? lock_downgrade+0x740/0x740 [ 185.337365] ? ioctl_preallocate+0x1c0/0x1c0 [ 185.341766] ? __fget+0x237/0x370 [ 185.345219] ? security_file_ioctl+0x89/0xb0 [ 185.349658] SyS_ioctl+0x8f/0xc0 [ 185.353154] ? do_vfs_ioctl+0x1060/0x1060 [ 185.357403] do_syscall_64+0x1e8/0x640 [ 185.361305] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.366151] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.372314] RIP: 0033:0x459f39 [ 185.375502] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 185.383303] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 185.390567] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 185.398124] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 185.405483] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 185.412758] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 185.421088] CPU: 0 PID: 8469 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 185.428059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.433557] block nbd4: Could not allocate knbd recv work queue. [ 185.437418] Call Trace: [ 185.437440] dump_stack+0x138/0x197 [ 185.437463] should_fail.cold+0x10f/0x159 [ 185.437478] ? __might_sleep+0x93/0xb0 [ 185.446649] block nbd4: shutting down sockets [ 185.449861] __alloc_pages_nodemask+0x1d6/0x7a0 [ 185.461800] block nbd5: Receive control failed (result -22) [ 185.462547] ? __alloc_pages_slowpath+0x2930/0x2930 [ 185.462573] ? lock_downgrade+0x740/0x740 [ 185.462592] alloc_pages_current+0xec/0x1e0 [ 185.472985] __get_free_pages+0xf/0x40 [ 185.473001] inode_doinit_with_dentry+0x82b/0xed0 [ 185.473019] ? selinux_cred_free+0x80/0x80 [ 185.473032] ? timespec_trunc+0xb5/0x120 [ 185.473045] selinux_d_instantiate+0x28/0x40 [ 185.473058] security_d_instantiate+0x5a/0xe0 [ 185.473073] d_instantiate+0x60/0xa0 [ 185.473090] __debugfs_create_file+0x163/0x3d0 [ 185.482255] debugfs_create_file+0x5a/0x70 [ 185.482275] nbd_start_device+0x4bb/0xc50 [ 185.482294] nbd_ioctl+0x43d/0xb30 [ 185.482309] ? nbd_add_socket+0x5e0/0x5e0 [ 185.482327] ? lock_downgrade+0x740/0x740 [ 185.489733] block nbd5: shutting down sockets [ 185.490581] ? nbd_add_socket+0x5e0/0x5e0 [ 185.490596] blkdev_ioctl+0x96b/0x1860 [ 185.490607] ? blkpg_ioctl+0x980/0x980 [ 185.490633] ? __might_sleep+0x93/0xb0 [ 185.561901] ? __fget+0x210/0x370 [ 185.565375] block_ioctl+0xde/0x120 [ 185.568999] ? blkdev_fallocate+0x3b0/0x3b0 [ 185.573399] do_vfs_ioctl+0x7ae/0x1060 [ 185.577310] ? selinux_file_mprotect+0x5d0/0x5d0 [ 185.582100] ? lock_downgrade+0x740/0x740 [ 185.586249] ? ioctl_preallocate+0x1c0/0x1c0 [ 185.590682] ? __fget+0x237/0x370 [ 185.594150] ? security_file_ioctl+0x89/0xb0 [ 185.598586] SyS_ioctl+0x8f/0xc0 [ 185.601951] ? do_vfs_ioctl+0x1060/0x1060 [ 185.606105] do_syscall_64+0x1e8/0x640 [ 185.610004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.614940] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.620138] RIP: 0033:0x459f39 [ 185.623314] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 185.631024] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 185.638281] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 185.645559] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 185.652823] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 185.660087] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 185.672194] block nbd0: Receive control failed (result -22) [ 185.682484] block nbd0: shutting down sockets 07:12:39 executing program 3: mkdir(&(0x7f0000000200)='./file1\x00', 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) symlink(&(0x7f0000000180)='./file1\x00', &(0x7f0000000140)='./file1/file0\x00') mount$overlay(0x400000, &(0x7f0000000300)='./file0\x00', &(0x7f0000000580)='overlay\x00', 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="75707065726469723d2e2f66696c65302c6caf8bfd973a66696c200000001d726b6469723d"]) setxattr$trusted_overlay_redirect(&(0x7f0000000000)='./file1\x00', &(0x7f0000000040)='trusted.overlay.redirect\x00', 0x0, 0x0, 0x0) lsetxattr$security_smack_transmute(&(0x7f0000000080)='./file0/file1/file0\x00', &(0x7f0000000100)='security.SMACK64TRANSMUTE\x00', 0x0, 0x0, 0x0) 07:12:39 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x52) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) ioctl$SCSI_IOCTL_TEST_UNIT_READY(r0, 0x2) 07:12:39 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000700)='/dev/snd/seq\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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) syz_open_dev$admmidi(0x0, 0x0, 0x0) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) listen(r1, 0x5) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) r3 = accept4(r1, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000280)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x300, 0x0, 0x1000000000054}, 0x98) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r4, 0x407, 0x0) write(r4, &(0x7f0000000340), 0x41395527) r5 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cachefiles\x00', 0x60c082, 0x0) ioctl$TIOCGPTPEER(r5, 0x5441, 0x7) r6 = socket$kcm(0x29, 0x2, 0x0) ppoll(&(0x7f0000000800)=[{r6, 0x240}, {r0}], 0x2, 0x0, 0x0, 0x0) 07:12:39 executing program 4 (fault-call:5 fault-nth:5): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:39 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:39 executing program 0 (fault-call:5 fault-nth:17): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 185.798080] overlayfs: unrecognized mount option "l¯‹ý—:fil " or missing value [ 185.803835] FAULT_INJECTION: forcing a failure. [ 185.803835] name failslab, interval 1, probability 0, space 0, times 0 [ 185.827667] CPU: 0 PID: 8499 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 185.834658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.844021] Call Trace: [ 185.846610] dump_stack+0x138/0x197 [ 185.850234] should_fail.cold+0x10f/0x159 [ 185.854408] should_failslab+0xdb/0x130 [ 185.858523] kmem_cache_alloc_node+0x287/0x780 [ 185.863383] alloc_unbound_pwq+0x486/0xbc0 [ 185.867740] apply_wqattrs_prepare+0x355/0x960 [ 185.872335] apply_workqueue_attrs_locked+0xa7/0x120 [ 185.877444] apply_workqueue_attrs+0x31/0x50 [ 185.881845] __alloc_workqueue_key+0x561/0xec0 [ 185.886534] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 185.891546] ? mutex_trylock+0x1c0/0x1c0 [ 185.895626] nbd_start_device+0x169/0xc50 [ 185.899792] nbd_ioctl+0x43d/0xb30 [ 185.903325] ? nbd_add_socket+0x5e0/0x5e0 [ 185.907494] ? lock_downgrade+0x740/0x740 [ 185.911643] ? nbd_add_socket+0x5e0/0x5e0 [ 185.915778] blkdev_ioctl+0x96b/0x1860 [ 185.919652] ? blkpg_ioctl+0x980/0x980 [ 185.923547] ? __might_sleep+0x93/0xb0 [ 185.927423] ? __fget+0x210/0x370 [ 185.930875] block_ioctl+0xde/0x120 [ 185.934497] ? blkdev_fallocate+0x3b0/0x3b0 [ 185.938899] do_vfs_ioctl+0x7ae/0x1060 [ 185.942776] ? selinux_file_mprotect+0x5d0/0x5d0 [ 185.947517] ? lock_downgrade+0x740/0x740 [ 185.951708] ? ioctl_preallocate+0x1c0/0x1c0 [ 185.956123] ? __fget+0x237/0x370 [ 185.959678] ? security_file_ioctl+0x89/0xb0 [ 185.964106] SyS_ioctl+0x8f/0xc0 [ 185.967479] ? do_vfs_ioctl+0x1060/0x1060 [ 185.971617] do_syscall_64+0x1e8/0x640 [ 185.975494] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.980325] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.985501] RIP: 0033:0x459f39 [ 185.988672] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 185.996375] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 186.003634] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 186.010890] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.018311] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 186.026004] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 186.038787] overlayfs: unrecognized mount option "l¯‹ý—:fil " or missing value 07:12:40 executing program 3: syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x401, 0x41) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xd7, 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) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) ioctl$VT_RESIZEX(r0, 0x560a, &(0x7f0000000040)={0x6, 0x6, 0x4, 0x3f, 0x7ff, 0xffff}) syz_mount_image$btrfs(&(0x7f0000000100)='btrfs\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x3, &(0x7f0000000680)=[{0x0, 0x0, 0x2}, {0x0}, {0x0, 0x155, 0x50000000000000}], 0x4000, 0x0) 07:12:40 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$RTC_ALM_READ(r4, 0x80247008, &(0x7f0000000000)) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f0000000240)={0x0, 0x8000, 0x2}) [ 186.056598] block nbd4: Could not allocate knbd recv work queue. [ 186.063480] FAULT_INJECTION: forcing a failure. [ 186.063480] name failslab, interval 1, probability 0, space 0, times 0 [ 186.084116] CPU: 0 PID: 8500 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 186.091257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.100631] Call Trace: [ 186.103222] dump_stack+0x138/0x197 [ 186.106870] should_fail.cold+0x10f/0x159 [ 186.111083] should_failslab+0xdb/0x130 [ 186.115072] kmem_cache_alloc+0x2d7/0x780 [ 186.119211] ? __d_lookup+0x3a2/0x670 [ 186.123621] ? mark_held_locks+0xb1/0x100 [ 186.127782] ? d_lookup+0xe5/0x240 [ 186.131358] __d_alloc+0x2d/0x9f0 [ 186.134850] d_alloc+0x4d/0x270 [ 186.138138] __lookup_hash+0x58/0x180 [ 186.141951] lookup_one_len+0x27b/0x3a0 [ 186.145948] ? __lookup_hash+0x180/0x180 [ 186.150026] start_creating+0xa6/0x1b0 [ 186.153920] __debugfs_create_file+0x53/0x3d0 [ 186.158796] ? lock_downgrade+0x740/0x740 [ 186.162990] debugfs_create_file_unsafe+0x5a/0x70 [ 186.167852] debugfs_create_mode_unsafe+0x59/0x90 [ 186.172709] debugfs_create_u64+0x3f/0x50 [ 186.177133] nbd_start_device+0x4d6/0xc50 [ 186.181298] nbd_ioctl+0x43d/0xb30 [ 186.184968] ? nbd_add_socket+0x5e0/0x5e0 [ 186.189137] ? lock_downgrade+0x740/0x740 [ 186.193290] ? nbd_add_socket+0x5e0/0x5e0 [ 186.197435] blkdev_ioctl+0x96b/0x1860 [ 186.201314] ? blkpg_ioctl+0x980/0x980 [ 186.205210] ? __might_sleep+0x93/0xb0 [ 186.209113] ? __fget+0x210/0x370 [ 186.212562] block_ioctl+0xde/0x120 [ 186.216176] ? blkdev_fallocate+0x3b0/0x3b0 [ 186.220694] do_vfs_ioctl+0x7ae/0x1060 [ 186.224607] ? selinux_file_mprotect+0x5d0/0x5d0 [ 186.229621] ? lock_downgrade+0x740/0x740 [ 186.233936] ? ioctl_preallocate+0x1c0/0x1c0 [ 186.238536] ? __fget+0x237/0x370 [ 186.242015] ? security_file_ioctl+0x89/0xb0 [ 186.246434] SyS_ioctl+0x8f/0xc0 [ 186.249895] ? do_vfs_ioctl+0x1060/0x1060 [ 186.254056] do_syscall_64+0x1e8/0x640 [ 186.257944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.262790] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 186.268229] RIP: 0033:0x459f39 [ 186.271408] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 186.279214] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 186.286480] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 186.293831] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.301184] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 186.308454] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 186.318074] block nbd4: shutting down sockets [ 186.319480] block nbd5: Receive control failed (result -22) [ 186.330436] block nbd0: Receive control failed (result -22) [ 186.349529] block nbd5: shutting down sockets [ 186.357627] block nbd0: shutting down sockets 07:12:40 executing program 4 (fault-call:5 fault-nth:6): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:40 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:40 executing program 0 (fault-call:5 fault-nth:18): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 186.507635] FAULT_INJECTION: forcing a failure. [ 186.507635] name failslab, interval 1, probability 0, space 0, times 0 [ 186.528933] CPU: 0 PID: 8527 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 186.536114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.546099] Call Trace: [ 186.548912] dump_stack+0x138/0x197 [ 186.552735] should_fail.cold+0x10f/0x159 [ 186.557839] should_failslab+0xdb/0x130 [ 186.561958] kmem_cache_alloc_node_trace+0x280/0x770 [ 186.567057] ? lock_downgrade+0x740/0x740 [ 186.571211] ? check_preemption_disabled+0x3c/0x250 [ 186.576256] alloc_worker+0x47/0x1c0 [ 186.579971] __alloc_workqueue_key+0xa65/0xec0 [ 186.584576] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 186.589607] ? mutex_trylock+0x1c0/0x1c0 [ 186.593662] nbd_start_device+0x169/0xc50 [ 186.597828] nbd_ioctl+0x43d/0xb30 [ 186.601461] ? nbd_add_socket+0x5e0/0x5e0 [ 186.605698] ? lock_downgrade+0x740/0x740 [ 186.609990] ? nbd_add_socket+0x5e0/0x5e0 [ 186.614697] blkdev_ioctl+0x96b/0x1860 [ 186.618765] ? blkpg_ioctl+0x980/0x980 [ 186.622659] ? __might_sleep+0x93/0xb0 [ 186.626549] ? __fget+0x210/0x370 [ 186.629996] block_ioctl+0xde/0x120 [ 186.633613] ? blkdev_fallocate+0x3b0/0x3b0 [ 186.637933] do_vfs_ioctl+0x7ae/0x1060 [ 186.641932] ? selinux_file_mprotect+0x5d0/0x5d0 [ 186.646706] ? lock_downgrade+0x740/0x740 [ 186.650863] ? ioctl_preallocate+0x1c0/0x1c0 [ 186.656346] ? __fget+0x237/0x370 [ 186.659850] ? security_file_ioctl+0x89/0xb0 [ 186.664282] SyS_ioctl+0x8f/0xc0 [ 186.667644] ? do_vfs_ioctl+0x1060/0x1060 [ 186.671986] do_syscall_64+0x1e8/0x640 [ 186.675884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.680804] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 186.685977] RIP: 0033:0x459f39 [ 186.689417] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 186.697126] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 186.704401] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 186.711670] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.718940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 186.726538] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 186.736610] block nbd5: Receive control failed (result -22) [ 186.740607] FAULT_INJECTION: forcing a failure. [ 186.740607] name failslab, interval 1, probability 0, space 0, times 0 [ 186.743183] block nbd4: Could not allocate knbd recv work queue. [ 186.777701] CPU: 1 PID: 8529 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 186.784709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.794341] Call Trace: [ 186.796954] dump_stack+0x138/0x197 [ 186.800632] should_fail.cold+0x10f/0x159 [ 186.804803] should_failslab+0xdb/0x130 [ 186.808829] kmem_cache_alloc+0x2d7/0x780 [ 186.813041] ? lookup_one_len+0x283/0x3a0 [ 186.817281] alloc_inode+0xa9/0x180 [ 186.820902] new_inode_pseudo+0x19/0xf0 [ 186.824970] new_inode+0x1f/0x40 [ 186.828326] debugfs_get_inode+0x1a/0x130 [ 186.832467] __debugfs_create_file+0x97/0x3d0 [ 186.836956] ? lock_downgrade+0x740/0x740 [ 186.841092] debugfs_create_file_unsafe+0x5a/0x70 [ 186.845933] debugfs_create_mode_unsafe+0x59/0x90 [ 186.850761] debugfs_create_u64+0x3f/0x50 [ 186.854906] nbd_start_device+0x4d6/0xc50 [ 186.859207] nbd_ioctl+0x43d/0xb30 [ 186.862821] ? nbd_add_socket+0x5e0/0x5e0 [ 186.867012] ? lock_downgrade+0x740/0x740 [ 186.871164] ? nbd_add_socket+0x5e0/0x5e0 [ 186.875436] blkdev_ioctl+0x96b/0x1860 [ 186.879310] ? blkpg_ioctl+0x980/0x980 [ 186.883372] ? __might_sleep+0x93/0xb0 [ 186.887245] ? __fget+0x210/0x370 [ 186.890713] block_ioctl+0xde/0x120 [ 186.894496] ? blkdev_fallocate+0x3b0/0x3b0 [ 186.898799] do_vfs_ioctl+0x7ae/0x1060 [ 186.902723] ? selinux_file_mprotect+0x5d0/0x5d0 [ 186.907469] ? lock_downgrade+0x740/0x740 [ 186.911605] ? ioctl_preallocate+0x1c0/0x1c0 [ 186.916000] ? __fget+0x237/0x370 [ 186.919456] ? security_file_ioctl+0x89/0xb0 [ 186.923939] SyS_ioctl+0x8f/0xc0 [ 186.927560] ? do_vfs_ioctl+0x1060/0x1060 [ 186.931693] do_syscall_64+0x1e8/0x640 [ 186.935561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.940403] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 186.945576] RIP: 0033:0x459f39 [ 186.948755] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 07:12:40 executing program 3: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(0x0, &(0x7f0000000180)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$describe(0x6, r0, 0x0, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x4, 0x6a, &(0x7f0000000700)=ANY=[@ANYBLOB="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"/848], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000)={0x4}, 0x10}, 0x70) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000a80)=""/4096, &(0x7f0000000380)=""/1, &(0x7f00000003c0)=""/169}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r1, 0x0, 0xdc, 0x0, &(0x7f0000000080)="0000000000000000000000001000", 0x0, 0xdc}, 0x28) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$DRM_IOCTL_MODE_SETCRTC(0xffffffffffffffff, 0xc06864a2, &(0x7f0000000500)={&(0x7f00000004c0)=[0x0, 0x9d, 0xfffffffe, 0x6, 0x9, 0x800], 0x6, 0x8000, 0x5, 0x7, 0x3, 0x0, {0xa6d, 0x7, 0x8, 0xfff9, 0x8, 0x9, 0xbf, 0x7b, 0x1ff, 0x400, 0xd62e, 0x2, 0x82, 0x6, "230c84fe34f4d95d6001707f803615836c4deffa1c9ace32b330ff4333928fd9"}}) init_module(&(0x7f0000000100)='syzkaller\x00', 0xa, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00') ioctl$VIDIOC_G_JPEGCOMP(r3, 0x808c563d, &(0x7f0000000280)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000005c0)={r3, &(0x7f0000000580)="2aea773d4cd68ff11ef581457b230f387f9c9d7ee4a42bc6f0374169f8b7ce55"}, 0x20) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) [ 186.956443] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 186.963875] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 186.971136] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.978405] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 186.985666] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 186.994907] block nbd4: shutting down sockets 07:12:41 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0x4240a2a0) setsockopt$inet6_dccp_buf(r2, 0x21, 0x1cd, &(0x7f0000000000)="b3a9c4192c1a3d706bc225b0c114382d91a471c36b630d99e6a431fe7a2b514db333c6ad2e000630536a629f2835d019e30691facb8bf13b8213927b8a88ef9da513e129a71328377fb182d56380288c3a91e7a88f0aca749ff1ca30a32f411942f63f8b778d35c069395fd37521e72de4fb012a33487877f5fba5869aba6bc058c6b6bccdf39166e40307c53531e401df027aee206ac3e3e9c080c60845813c289cfa3ea3123cfd46d7142a9d33596eb79004be8fd96c470a148f267eb2f460a8f73ddbbe9462768ec37cb16cd5b1cbbcb69ae306e6505a75df3265d33cf92f932561d1ffaabc61771780f51bb237b1a8af", 0xf2) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000000380)={'raw\x00', 0x3, [{}, {}, {}]}, 0x58) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r1, 0x84, 0x1c, &(0x7f0000000100), &(0x7f0000000180)=0x4) 07:12:41 executing program 4 (fault-call:5 fault-nth:7): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 187.005583] block nbd5: shutting down sockets [ 187.019432] block nbd0: Receive control failed (result -22) [ 187.029100] block nbd0: shutting down sockets 07:12:41 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:41 executing program 0 (fault-call:5 fault-nth:19): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:41 executing program 3: r0 = syz_open_dev$binderN(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binderN(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) r4 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xffffffff, 0x8000) mmap$binder(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1, 0x11, r4, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r5 = dup2(r3, r1) setsockopt$EBT_SO_SET_ENTRIES(r5, 0x0, 0x80, &(0x7f00000000c0)=@broute={'broute\x00', 0x20, 0x4, 0x5a0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000780], 0x0, &(0x7f0000000040), &(0x7f0000000780)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{0x11, 0x84, 0xa01, 'sit0\x00', 'bcsh0\x00', 'gre0\x00', 'syz_tun\x00', @random="dd65574497ef", [0x7f, 0x0, 0xff, 0xff, 0x0, 0xff], @remote, [0xff, 0x0, 0xff, 0x0, 0xff], 0x6e, 0x6e, 0xbe, [], [], @common=@LED={'LED\x00', 0x28, {{'syz0\x00', 0x0, 0x0, 0x5}}}}, {0x0, 0x0, 0x88a8, 'ip6_vti0\x00', 'tunl0\x00', 'irlan0\x00', 'irlan0\x00', @link_local, [0x181, 0xff, 0x1fe, 0xff, 0xff, 0xff], @dev={[], 0x25}, [0x0, 0xff, 0xff, 0xff], 0x6e, 0x216, 0x266, [], [@common=@nflog={'nflog\x00', 0x50, {{0x2, 0x6, 0x1ff, 0x0, 0x0, "077fe0e0f57ce9b52c0ff871bf9a203787df698208ce4e5379b8e88329c4b49fdee25c10cc561298f520de04e7fd3cb297830c7a341386b3261effc7f6f38584"}}}, @common=@SECMARK={'SECMARK\x00', 0x108, {{0x1, 0x8, 'system_u:object_r:anacron_exec_t:s0\x00'}}}], @common=@log={'log\x00', 0x28, {{0x7f, "59e6f92f46037e958476f6bb847a14391abb81b02b3112eb7ad5d9992d97"}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{0x9, 0x713b028c74a3caf3, 0x0, 'vxcan1\x00', 'nlmon0\x00', 'syz_tun\x00', 'veth1\x00', @local, [0x0, 0x0, 0x0, 0x7f, 0x0, 0x7f], @dev={[], 0x20}, [0x0, 0xff, 0x101, 0x0, 0xff, 0xff], 0x6e, 0xee, 0x136, [], [@common=@LED={'LED\x00', 0x28, {{'syz0\x00', 0x1, 0xe3, 0x2a6094f2}}}, @common=@STANDARD={'\x00', 0x8, {0x15a5f4b1a70b9850}}], @common=@ERROR={'ERROR\x00', 0x20, {"0bbe393a58459489a1ca9690552e3df4b7e30242995b3d12817eeb5fff24"}}}]}, {0x0, '\x00', 0x3, 0xfffffffffffffffc, 0x1, [{0x9, 0x4e, 0xe53baa6a7c7e9cc2, 'nr0\x00', 'vcan0\x00', 'vxcan1\x00', 'bridge_slave_1\x00', @local, [0xff, 0x101, 0xff, 0x0, 0x1fe, 0xff], @link_local, [0xff, 0x0, 0xff, 0xff, 0xff, 0x80], 0x6e, 0x6e, 0xb6, [], [], @common=@ERROR={'ERROR\x00', 0x20, {"0eefcfe152c8eff15a65e6f73c6f948af3527ba2f8a1372d55a205594969"}}}]}]}, 0x618) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000200)={0x1, 0x0, &(0x7f0000001740)=ANY=[@ANYBLOB="05630440"], 0x0, 0x0, 0x0}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000080)={0x4c, 0x0, &(0x7f0000000700)=[@acquire, @transaction={0x40406300, {0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0xf5, 0x0, 0x0}) [ 187.122290] FAULT_INJECTION: forcing a failure. [ 187.122290] name failslab, interval 1, probability 0, space 0, times 0 [ 187.169458] CPU: 1 PID: 8544 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 187.176430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.182953] FAULT_INJECTION: forcing a failure. [ 187.182953] name failslab, interval 1, probability 0, space 0, times 0 [ 187.185786] Call Trace: [ 187.185808] dump_stack+0x138/0x197 [ 187.185827] should_fail.cold+0x10f/0x159 [ 187.185842] should_failslab+0xdb/0x130 [ 187.185860] kmem_cache_alloc_node_trace+0x280/0x770 [ 187.217047] ? lock_downgrade+0x740/0x740 [ 187.221195] ? check_preemption_disabled+0x3c/0x250 [ 187.226216] alloc_worker+0x47/0x1c0 [ 187.229930] __alloc_workqueue_key+0xa65/0xec0 [ 187.234521] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 187.239535] ? mutex_trylock+0x1c0/0x1c0 [ 187.243596] nbd_start_device+0x169/0xc50 [ 187.247836] nbd_ioctl+0x43d/0xb30 [ 187.251372] ? nbd_add_socket+0x5e0/0x5e0 [ 187.255518] ? lock_downgrade+0x740/0x740 [ 187.259678] ? nbd_add_socket+0x5e0/0x5e0 [ 187.263838] blkdev_ioctl+0x96b/0x1860 [ 187.267719] ? blkpg_ioctl+0x980/0x980 [ 187.271615] ? __might_sleep+0x93/0xb0 [ 187.275670] ? __fget+0x210/0x370 [ 187.279132] block_ioctl+0xde/0x120 [ 187.282760] ? blkdev_fallocate+0x3b0/0x3b0 [ 187.287081] do_vfs_ioctl+0x7ae/0x1060 [ 187.291007] ? selinux_file_mprotect+0x5d0/0x5d0 [ 187.295772] ? lock_downgrade+0x740/0x740 [ 187.300015] ? ioctl_preallocate+0x1c0/0x1c0 [ 187.304436] ? __fget+0x237/0x370 [ 187.307912] ? security_file_ioctl+0x89/0xb0 [ 187.312327] SyS_ioctl+0x8f/0xc0 [ 187.315685] ? do_vfs_ioctl+0x1060/0x1060 07:12:41 executing program 3: r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) r1 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$FS_IOC_RESVSP(r1, 0x40305828, &(0x7f0000000100)={0x0, 0x0, 0x0, 0xe0b7}) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) getsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040), &(0x7f0000000080)=0x8) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000440)={0x40000000000, 0xfffffffffffffffa}) mknod(&(0x7f0000000000)='./file0\x00', 0x8000, 0x8) semctl$SETALL(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000040)) fallocate(0xffffffffffffffff, 0x2, 0x81, 0x100000000) [ 187.315698] do_syscall_64+0x1e8/0x640 [ 187.323738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.328742] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 187.333935] RIP: 0033:0x459f39 [ 187.337129] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 187.344844] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 187.352206] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 187.359492] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 187.366905] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 187.374181] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 187.381476] CPU: 0 PID: 8553 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 187.383388] block nbd4: Could not allocate knbd recv work queue. [ 187.388414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.388418] Call Trace: [ 187.388434] dump_stack+0x138/0x197 [ 187.388451] should_fail.cold+0x10f/0x159 [ 187.388467] should_failslab+0xdb/0x130 07:12:41 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$KVM_PPC_GET_SMMU_INFO(r1, 0x8250aea6, &(0x7f0000000080)=""/251) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 187.395389] block nbd5: Receive control failed (result -22) [ 187.403954] kmem_cache_alloc+0x2d7/0x780 [ 187.403970] ? lookup_one_len+0x283/0x3a0 [ 187.403981] alloc_inode+0xa9/0x180 [ 187.403991] new_inode_pseudo+0x19/0xf0 [ 187.404000] new_inode+0x1f/0x40 [ 187.404011] debugfs_get_inode+0x1a/0x130 [ 187.404023] __debugfs_create_file+0x97/0x3d0 [ 187.408296] block nbd4: shutting down sockets [ 187.410212] ? lock_downgrade+0x740/0x740 [ 187.410230] debugfs_create_file_unsafe+0x5a/0x70 [ 187.410241] debugfs_create_mode_unsafe+0x59/0x90 [ 187.418344] debugfs_create_u64+0x3f/0x50 [ 187.418357] nbd_start_device+0x4d6/0xc50 [ 187.418372] nbd_ioctl+0x43d/0xb30 [ 187.418385] ? nbd_add_socket+0x5e0/0x5e0 [ 187.428320] ? lock_downgrade+0x740/0x740 [ 187.428337] ? nbd_add_socket+0x5e0/0x5e0 [ 187.428347] blkdev_ioctl+0x96b/0x1860 [ 187.428358] ? blkpg_ioctl+0x980/0x980 [ 187.502600] ? __might_sleep+0x93/0xb0 [ 187.506477] ? __fget+0x210/0x370 [ 187.509935] block_ioctl+0xde/0x120 [ 187.513545] ? blkdev_fallocate+0x3b0/0x3b0 [ 187.517849] do_vfs_ioctl+0x7ae/0x1060 [ 187.521732] ? selinux_file_mprotect+0x5d0/0x5d0 [ 187.526504] ? lock_downgrade+0x740/0x740 [ 187.530645] ? ioctl_preallocate+0x1c0/0x1c0 [ 187.535035] ? __fget+0x237/0x370 [ 187.538476] ? security_file_ioctl+0x89/0xb0 [ 187.542873] SyS_ioctl+0x8f/0xc0 [ 187.546307] ? do_vfs_ioctl+0x1060/0x1060 [ 187.550449] do_syscall_64+0x1e8/0x640 [ 187.554334] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.559166] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 187.564334] RIP: 0033:0x459f39 [ 187.567516] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 187.575237] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 187.582491] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 187.589925] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 187.597198] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 187.604486] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 187.615649] block nbd5: shutting down sockets [ 187.617842] block nbd0: Receive control failed (result -22) 07:12:41 executing program 4 (fault-call:5 fault-nth:8): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:41 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 187.650297] block nbd0: shutting down sockets 07:12:41 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f00000028c0)=[{{&(0x7f00000004c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000bc0)=[{&(0x7f0000000600)=""/247, 0xf7}, {&(0x7f0000000700)=""/159, 0x9f}, {&(0x7f00000007c0)=""/95, 0x5f}, {&(0x7f0000000840)=""/98, 0x62}, {&(0x7f00000008c0)=""/152, 0x98}, {&(0x7f0000000980)=""/160, 0xa0}, {0x0}], 0x2}, 0x401}, {{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000300)=""/125, 0x72}], 0x1, &(0x7f0000000e80)=""/205, 0xcd}}], 0x2, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000400)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) r4 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_ifreq(r4, 0x8937, 0x0) rmdir(&(0x7f0000000140)='./bus\x00') sched_setattr(0x0, 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r5 = socket$inet_udp(0x2, 0x2, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_bp={&(0x7f00000002c0), 0x2}, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) r6 = socket(0x840000000002, 0x3, 0x200000000000ff) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r7 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r7, &(0x7f0000000040)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x0, @loopback}}, 0x24) sendmmsg(r7, &(0x7f0000005c00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000c40)=ANY=[@ANYBLOB="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"], 0x18}}], 0x1, 0x4048000) r8 = inotify_init() close(r8) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r9, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r9, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r11 = dup(r10) ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200) r12 = syz_open_dev$swradio(&(0x7f00000001c0)='/dev/swradio#\x00', 0x1, 0x2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r14 = dup(r13) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r12, 0x84, 0x1d, &(0x7f0000000440)=ANY=[@ANYBLOB="e6eddb723ddfe2180541f6db2b9c4f61f41272bdbe3d9185f79cf8e750b38abdce4731ef50711295b7e047b5de0fcc68394f3af5ec244a5affffffffffffffbd0c9f960e6505cf9c236e141cae19f3a621017bd56174c9c2cb93affa7f2d5f93", @ANYRES32=r6], &(0x7f0000000180)=0x2) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r9, 0x84, 0x72, &(0x7f0000000000)={r15, @in={{0x2, 0x0, @remote}}}, &(0x7f0000000240)=0x98) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r7, 0x84, 0x72, &(0x7f0000000380)={0x0, 0x7}, &(0x7f00000003c0)=0xc) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_TPR_ACCESS_REPORTING(r16, 0xc028ae92, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r18 = socket$inet_udp(0x2, 0x2, 0x0) close(r18) bind$inet(r18, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r18, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r17, 0x0, r18, 0x0, 0x10005, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r19, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r20 = socket$inet6_tcp(0xa, 0x1, 0x0) r21 = fcntl$dupfd(r20, 0x0, r20) ioctl$PERF_EVENT_IOC_ENABLE(r21, 0x8912, 0x400200) sendfile(r5, r21, 0x0, 0x320f) 07:12:41 executing program 0 (fault-call:5 fault-nth:20): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 187.726318] FAULT_INJECTION: forcing a failure. [ 187.726318] name failslab, interval 1, probability 0, space 0, times 0 [ 187.732520] block nbd5: Receive control failed (result -22) [ 187.756396] block nbd5: shutting down sockets [ 187.766401] CPU: 0 PID: 8569 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 187.773367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.781618] FAULT_INJECTION: forcing a failure. [ 187.781618] name failslab, interval 1, probability 0, space 0, times 0 [ 187.782711] Call Trace: [ 187.782728] dump_stack+0x138/0x197 [ 187.782747] should_fail.cold+0x10f/0x159 [ 187.804283] should_failslab+0xdb/0x130 [ 187.808252] kmem_cache_alloc+0x2d7/0x780 [ 187.812394] ? trace_hardirqs_on+0x10/0x10 [ 187.816650] __kernfs_new_node+0x70/0x420 [ 187.820887] kernfs_new_node+0x80/0xf0 [ 187.824788] __kernfs_create_file+0x46/0x323 [ 187.829209] sysfs_add_file_mode_ns+0x1e4/0x450 [ 187.833881] sysfs_create_file_ns+0x8e/0xb0 [ 187.838208] device_create_file+0xd7/0x110 [ 187.842533] nbd_start_device+0x3e7/0xc50 [ 187.846728] nbd_ioctl+0x43d/0xb30 [ 187.850276] ? nbd_add_socket+0x5e0/0x5e0 [ 187.854420] ? lock_downgrade+0x740/0x740 [ 187.858563] ? nbd_add_socket+0x5e0/0x5e0 [ 187.862877] blkdev_ioctl+0x96b/0x1860 [ 187.866758] ? blkpg_ioctl+0x980/0x980 [ 187.870673] ? __might_sleep+0x93/0xb0 [ 187.874670] ? __fget+0x210/0x370 [ 187.878124] block_ioctl+0xde/0x120 [ 187.881745] ? blkdev_fallocate+0x3b0/0x3b0 [ 187.887282] do_vfs_ioctl+0x7ae/0x1060 [ 187.891164] ? selinux_file_mprotect+0x5d0/0x5d0 [ 187.895922] ? lock_downgrade+0x740/0x740 [ 187.900062] ? ioctl_preallocate+0x1c0/0x1c0 [ 187.904469] ? __fget+0x237/0x370 [ 187.908017] ? security_file_ioctl+0x89/0xb0 [ 187.912422] SyS_ioctl+0x8f/0xc0 [ 187.915778] ? do_vfs_ioctl+0x1060/0x1060 [ 187.920007] do_syscall_64+0x1e8/0x640 [ 187.924407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 187.929248] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 187.934430] RIP: 0033:0x459f39 [ 187.937607] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 187.945309] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 187.952570] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 187.959928] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 187.967190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 187.974455] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 187.981911] CPU: 1 PID: 8580 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 187.984898] block nbd4: device_create_file failed! [ 187.988841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.988846] Call Trace: [ 187.988861] dump_stack+0x138/0x197 [ 187.988879] should_fail.cold+0x10f/0x159 [ 187.988895] should_failslab+0xdb/0x130 [ 187.988907] kmem_cache_alloc+0x2d7/0x780 [ 187.988917] ? check_preemption_disabled+0x3c/0x250 07:12:42 executing program 1: pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r1, 0x0, 0x10005, 0x0) r2 = openat(r0, &(0x7f0000000000)='./file0\x00', 0x2040, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000)='TIPCv2\x00') sendmsg$TIPC_NL_MON_PEER_GET(r3, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000001380)={&(0x7f0000001340)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010700000000008000001300ffff0c000900000000"], 0x20}}, 0x0) sendmsg$TIPC_NL_LINK_SET(r2, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000400)={&(0x7f0000000080)={0x168, r4, 0x400, 0x70bd29, 0x25dfdbff, {}, [@TIPC_NLA_NODE={0x38, 0x6, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x8001}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x8}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x2}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x4}]}, @TIPC_NLA_SOCK={0x10, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x1}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_LINK={0xcc, 0x4, [@TIPC_NLA_LINK_PROP={0x44, 0x7, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0xddc}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x136a}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3270}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7}]}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_PROP={0x44, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x867}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x20}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xa}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x16}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x200}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x9}]}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}]}, @TIPC_NLA_NET={0x40, 0x7, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x5}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x7e7}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x6}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x100000001}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x1}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x6}]}]}, 0x168}, 0x1, 0x0, 0x0, 0x40}, 0x4000010) syz_read_part_table(0x0, 0x1, &(0x7f0000001440)=[{&(0x7f0000000200)="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", 0x1fa, 0x6}]) [ 187.988928] ? alloc_inode+0xa9/0x180 [ 187.988942] selinux_inode_alloc_security+0xb6/0x2a0 [ 187.988954] security_inode_alloc+0x94/0xd0 [ 187.988963] inode_init_always+0x552/0xaf0 [ 187.988973] alloc_inode+0x81/0x180 [ 187.996969] block nbd4: shutting down sockets [ 188.003271] new_inode_pseudo+0x19/0xf0 [ 188.003280] new_inode+0x1f/0x40 [ 188.003292] debugfs_get_inode+0x1a/0x130 [ 188.003302] __debugfs_create_file+0x97/0x3d0 [ 188.003311] ? lock_downgrade+0x740/0x740 [ 188.003324] debugfs_create_file_unsafe+0x5a/0x70 [ 188.003334] debugfs_create_mode_unsafe+0x59/0x90 [ 188.003345] debugfs_create_u64+0x3f/0x50 [ 188.030565] nbd_start_device+0x4d6/0xc50 [ 188.030581] nbd_ioctl+0x43d/0xb30 [ 188.030594] ? nbd_add_socket+0x5e0/0x5e0 [ 188.030605] ? lock_downgrade+0x740/0x740 [ 188.030623] ? nbd_add_socket+0x5e0/0x5e0 [ 188.040124] blkdev_ioctl+0x96b/0x1860 [ 188.040136] ? blkpg_ioctl+0x980/0x980 [ 188.040160] ? __might_sleep+0x93/0xb0 [ 188.040168] ? __fget+0x210/0x370 [ 188.040181] block_ioctl+0xde/0x120 07:12:42 executing program 4 (fault-call:5 fault-nth:9): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:42 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 188.040190] ? blkdev_fallocate+0x3b0/0x3b0 [ 188.040199] do_vfs_ioctl+0x7ae/0x1060 [ 188.040210] ? selinux_file_mprotect+0x5d0/0x5d0 [ 188.040220] ? lock_downgrade+0x740/0x740 [ 188.040229] ? ioctl_preallocate+0x1c0/0x1c0 [ 188.040240] ? __fget+0x237/0x370 [ 188.083942] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 188.087033] ? security_file_ioctl+0x89/0xb0 [ 188.087050] SyS_ioctl+0x8f/0xc0 [ 188.087060] ? do_vfs_ioctl+0x1060/0x1060 [ 188.087074] do_syscall_64+0x1e8/0x640 [ 188.087081] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.087096] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 188.087108] RIP: 0033:0x459f39 [ 188.087112] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 [ 188.099037] ORIG_RAX: 0000000000000010 [ 188.099045] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 188.099051] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 188.099057] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 07:12:42 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) r4 = open(&(0x7f0000000200)='./file0\x00', 0x1aa00, 0xa) ioctl$DRM_IOCTL_MODE_GETCRTC(r4, 0xc06864a1, &(0x7f0000000280)={&(0x7f0000000240)=[0x1000], 0x1, 0xfe11, 0xd3, 0xe000000, 0x1, 0xffff, {0xff, 0x0, 0x0, 0x100, 0x20, 0x1, 0x1, 0x2, 0x0, 0x1ff, 0x3f, 0xffff, 0x9, 0x5, "cb159cb7c23d349553c2e23c38773b26b7a0b38ce63f5f42bef41172ea8491d3"}}) getpeername$packet(r0, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x14) bind$can_raw(r2, &(0x7f0000000180)={0x1d, r5}, 0x10) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r6, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$SCSI_IOCTL_GET_PCI(r6, 0x5387, &(0x7f00000001c0)) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) r7 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r8 = ioctl$KVM_CREATE_VCPU(r7, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r8, 0x4008ae89, &(0x7f00000000c0)={0x7b, 0x5, [0x6e0, 0x0, 0x40000002], [0xc1]}) [ 188.099064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 188.099070] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 188.102565] block nbd0: Receive control failed (result -22) [ 188.194691] block nbd0: shutting down sockets [ 188.233968] Dev loop1: unable to read RDB block 1 [ 188.248134] loop1: unable to read partition table [ 188.252580] FAULT_INJECTION: forcing a failure. [ 188.252580] name failslab, interval 1, probability 0, space 0, times 0 [ 188.255416] loop1: partition table beyond EOD, [ 188.259170] CPU: 0 PID: 8594 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 188.272000] truncated [ 188.275727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.275733] Call Trace: [ 188.275750] dump_stack+0x138/0x197 [ 188.275769] should_fail.cold+0x10f/0x159 [ 188.275784] should_failslab+0xdb/0x130 [ 188.275794] kmem_cache_alloc+0x2d7/0x780 [ 188.275807] ? __d_lookup+0x3a2/0x670 [ 188.282891] loop_reread_partitions: partition scan of loop1 () failed (rc=-5) [ 188.285122] ? mark_held_locks+0xb1/0x100 [ 188.285134] ? d_lookup+0xe5/0x240 [ 188.285147] __d_alloc+0x2d/0x9f0 [ 188.285161] d_alloc+0x4d/0x270 [ 188.285175] __lookup_hash+0x58/0x180 [ 188.342221] lookup_one_len+0x27b/0x3a0 [ 188.346207] ? __lookup_hash+0x180/0x180 [ 188.350271] start_creating+0xa6/0x1b0 [ 188.354161] debugfs_create_dir+0x23/0x3b0 [ 188.358494] nbd_start_device+0x463/0xc50 [ 188.362644] nbd_ioctl+0x43d/0xb30 [ 188.366175] ? nbd_add_socket+0x5e0/0x5e0 [ 188.370318] ? lock_downgrade+0x740/0x740 [ 188.374467] ? nbd_add_socket+0x5e0/0x5e0 [ 188.378601] blkdev_ioctl+0x96b/0x1860 [ 188.382488] ? blkpg_ioctl+0x980/0x980 [ 188.386368] ? __might_sleep+0x93/0xb0 [ 188.390305] ? __fget+0x210/0x370 [ 188.393762] block_ioctl+0xde/0x120 [ 188.397383] ? blkdev_fallocate+0x3b0/0x3b0 [ 188.401690] do_vfs_ioctl+0x7ae/0x1060 [ 188.405565] ? selinux_file_mprotect+0x5d0/0x5d0 [ 188.410306] ? lock_downgrade+0x740/0x740 [ 188.414436] ? ioctl_preallocate+0x1c0/0x1c0 [ 188.418828] ? __fget+0x237/0x370 [ 188.422276] ? security_file_ioctl+0x89/0xb0 [ 188.426808] SyS_ioctl+0x8f/0xc0 [ 188.430226] ? do_vfs_ioctl+0x1060/0x1060 [ 188.435352] do_syscall_64+0x1e8/0x640 [ 188.439241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.444081] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 188.449430] RIP: 0033:0x459f39 [ 188.452606] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 188.460317] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 188.467601] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 07:12:42 executing program 2: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000080)=0xc) r1 = inotify_init1(0x0) fcntl$setown(r1, 0x8, 0xffffffffffffffff) fcntl$getownex(r1, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r2, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) syz_open_procfs(r2, &(0x7f0000000080)='net/ip_vs\x00') setpgid(r0, r2) r3 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FS_IOC_FIEMAP(r3, 0xc020660b, &(0x7f00000003c0)=ANY=[@ANYBLOB="00000000000024000080000000000000020000000000000000000000000000003c875d17b278076ea3c1f999fbd7ce207837be02c62c4005c10da88a22258f8cf8e7aed019ce9caa13e0e5f704b52f21a5ba21c862c68fc585cc5f74e09b7264c96e564f91f539759432955d6f03003053dfb4ddd48090a79ca052545a8274a5f99eec8761066e526bd18e5f84a1915df48fb9a989c26d98be5b2ac05e685149cfe96dd1ebfffc054041e9044378d5f79019ba4060629338613ebe73d1b26761be644aa3bfe6f31380ec16b5b0"]) [ 188.474869] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 188.482130] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 188.489400] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 188.498607] block nbd4: Failed to create debugfs dir for 'nbd4' [ 188.515509] block nbd4: Receive control failed (result -22) 07:12:42 executing program 0 (fault-call:5 fault-nth:21): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:42 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 188.530543] block nbd4: shutting down sockets 07:12:42 executing program 4 (fault-call:5 fault-nth:10): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0xbf, 0x4) openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mISDNtimer\x00', 0x80, 0x0) ioctl$sock_ax25_SIOCADDRT(r1, 0x890b, &(0x7f0000000080)={@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x2, [@default, @null, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @null, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]}) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) accept4$inet(r3, &(0x7f0000000140)={0x2, 0x0, @remote}, &(0x7f0000000180)=0x10, 0x800) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_emit_ethernet(0x3e, &(0x7f00000001c0)={@local, @empty, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0xffffff11, 0x3, @remote, @ipv4={[], [], @empty}, {[], @udp={0x0, 0x0, 0x8}}}}}}, 0x0) 07:12:42 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 188.591174] ptrace attach of "/root/syz-executor.2"[7009] was attempted by "/root/syz-executor.2"[8610] [ 188.661630] FAULT_INJECTION: forcing a failure. [ 188.661630] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 188.674295] FAULT_INJECTION: forcing a failure. [ 188.674295] name failslab, interval 1, probability 0, space 0, times 0 [ 188.674326] CPU: 1 PID: 8620 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 188.674331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.674336] Call Trace: [ 188.674350] dump_stack+0x138/0x197 [ 188.674367] should_fail.cold+0x10f/0x159 [ 188.674383] should_failslab+0xdb/0x130 [ 188.674396] kmem_cache_alloc+0x2d7/0x780 [ 188.674411] ? lookup_one_len+0x283/0x3a0 [ 188.674424] alloc_inode+0xa9/0x180 [ 188.674434] new_inode_pseudo+0x19/0xf0 [ 188.674443] new_inode+0x1f/0x40 [ 188.674455] debugfs_get_inode+0x1a/0x130 [ 188.674465] debugfs_create_dir+0x67/0x3b0 [ 188.674476] nbd_start_device+0x463/0xc50 [ 188.674490] nbd_ioctl+0x43d/0xb30 [ 188.674506] ? nbd_add_socket+0x5e0/0x5e0 [ 188.674517] ? lock_downgrade+0x740/0x740 [ 188.674531] ? nbd_add_socket+0x5e0/0x5e0 [ 188.674546] blkdev_ioctl+0x96b/0x1860 [ 188.693271] ? blkpg_ioctl+0x980/0x980 [ 188.693292] ? __might_sleep+0x93/0xb0 [ 188.693302] ? __fget+0x210/0x370 [ 188.693318] block_ioctl+0xde/0x120 [ 188.712992] ? blkdev_fallocate+0x3b0/0x3b0 [ 188.713005] do_vfs_ioctl+0x7ae/0x1060 [ 188.713019] ? selinux_file_mprotect+0x5d0/0x5d0 [ 188.713031] ? lock_downgrade+0x740/0x740 [ 188.713041] ? ioctl_preallocate+0x1c0/0x1c0 [ 188.713052] ? __fget+0x237/0x370 [ 188.713065] ? security_file_ioctl+0x89/0xb0 [ 188.713077] SyS_ioctl+0x8f/0xc0 [ 188.713085] ? do_vfs_ioctl+0x1060/0x1060 [ 188.713097] do_syscall_64+0x1e8/0x640 [ 188.713105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.713123] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 188.833973] RIP: 0033:0x459f39 [ 188.837164] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 188.844906] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 188.852262] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 188.859622] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 188.866890] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 188.874158] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 188.881541] CPU: 0 PID: 8612 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 188.888476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.894691] block nbd4: Failed to create debugfs dir for 'nbd4' [ 188.897824] Call Trace: [ 188.897842] dump_stack+0x138/0x197 07:12:42 executing program 1: r0 = syz_open_dev$sndseq(&(0x7f0000000700)='/dev/snd/seq\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 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) syz_open_dev$admmidi(0x0, 0x0, 0x0) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) listen(r1, 0x5) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) r3 = accept4(r1, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f000055bfe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000280)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x1, 0x4, 0x1000000000054}, 0x98) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)) r4 = socket$kcm(0x29, 0x2, 0x0) ppoll(&(0x7f0000000800)=[{r4, 0x240}, {r0}], 0x2, 0x0, 0x0, 0x0) [ 188.897859] should_fail.cold+0x10f/0x159 [ 188.904031] block nbd4: Receive control failed (result -22) [ 188.906487] ? __might_sleep+0x93/0xb0 [ 188.906501] __alloc_pages_nodemask+0x1d6/0x7a0 [ 188.914246] ? __alloc_pages_slowpath+0x2930/0x2930 [ 188.914265] ? lock_downgrade+0x740/0x740 [ 188.923922] alloc_pages_current+0xec/0x1e0 [ 188.923938] __get_free_pages+0xf/0x40 [ 188.934505] block nbd4: shutting down sockets [ 188.937730] inode_doinit_with_dentry+0x82b/0xed0 [ 188.955288] ? selinux_cred_free+0x80/0x80 [ 188.959525] ? timespec_trunc+0xb5/0x120 [ 188.963573] selinux_d_instantiate+0x28/0x40 [ 188.967964] security_d_instantiate+0x5a/0xe0 [ 188.972442] d_instantiate+0x60/0xa0 [ 188.976143] __debugfs_create_file+0x163/0x3d0 [ 188.980706] ? lock_downgrade+0x740/0x740 [ 188.984849] debugfs_create_file_unsafe+0x5a/0x70 [ 188.989674] debugfs_create_mode_unsafe+0x59/0x90 [ 188.995811] debugfs_create_u64+0x3f/0x50 [ 188.999944] nbd_start_device+0x4d6/0xc50 [ 189.004086] nbd_ioctl+0x43d/0xb30 [ 189.007608] ? nbd_add_socket+0x5e0/0x5e0 [ 189.011746] ? lock_downgrade+0x740/0x740 [ 189.015875] ? nbd_add_socket+0x5e0/0x5e0 [ 189.020005] blkdev_ioctl+0x96b/0x1860 [ 189.023877] ? blkpg_ioctl+0x980/0x980 [ 189.027758] ? __might_sleep+0x93/0xb0 [ 189.031621] ? __fget+0x210/0x370 [ 189.035057] block_ioctl+0xde/0x120 [ 189.038773] ? blkdev_fallocate+0x3b0/0x3b0 [ 189.043074] do_vfs_ioctl+0x7ae/0x1060 [ 189.046954] ? selinux_file_mprotect+0x5d0/0x5d0 [ 189.051691] ? lock_downgrade+0x740/0x740 [ 189.056001] ? ioctl_preallocate+0x1c0/0x1c0 [ 189.060390] ? __fget+0x237/0x370 [ 189.063824] ? security_file_ioctl+0x89/0xb0 [ 189.068305] SyS_ioctl+0x8f/0xc0 [ 189.071658] ? do_vfs_ioctl+0x1060/0x1060 [ 189.075787] do_syscall_64+0x1e8/0x640 [ 189.079840] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.084668] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 189.089838] RIP: 0033:0x459f39 [ 189.093008] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 189.100736] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 07:12:43 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 189.107998] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 189.115356] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 189.122664] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 189.129969] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 189.149198] block nbd0: Receive control failed (result -22) [ 189.159271] block nbd0: shutting down sockets 07:12:43 executing program 2: pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r1 = dup(r0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r2, 0xc0086420, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r1, 0xc010641d, &(0x7f0000000340)={r4, &(0x7f0000000240)=""/216}) r5 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r5, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r5, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="000000000000ff0f000000000000000202000000000000200000000000000000"]) r6 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x1, 0x1) accept$unix(r6, &(0x7f0000000080)=@abs, &(0x7f0000000100)=0x6e) 07:12:43 executing program 0 (fault-call:5 fault-nth:22): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:43 executing program 4 (fault-call:5 fault-nth:11): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 189.276636] FAULT_INJECTION: forcing a failure. [ 189.276636] name failslab, interval 1, probability 0, space 0, times 0 [ 189.280679] FAULT_INJECTION: forcing a failure. [ 189.280679] name failslab, interval 1, probability 0, space 0, times 0 [ 189.288877] CPU: 1 PID: 8642 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 189.306102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.315492] Call Trace: [ 189.318099] dump_stack+0x138/0x197 [ 189.321727] should_fail.cold+0x10f/0x159 [ 189.325873] should_failslab+0xdb/0x130 [ 189.329846] kmem_cache_alloc+0x2d7/0x780 [ 189.333987] ? __d_lookup+0x3a2/0x670 [ 189.337779] ? mark_held_locks+0xb1/0x100 [ 189.341939] ? d_lookup+0xe5/0x240 [ 189.345482] __d_alloc+0x2d/0x9f0 [ 189.348935] d_alloc+0x4d/0x270 [ 189.352652] __lookup_hash+0x58/0x180 [ 189.356455] lookup_one_len+0x27b/0x3a0 [ 189.360538] ? __lookup_hash+0x180/0x180 [ 189.364611] start_creating+0xa6/0x1b0 [ 189.368515] __debugfs_create_file+0x53/0x3d0 [ 189.373010] ? lock_downgrade+0x740/0x740 [ 189.377163] debugfs_create_file_unsafe+0x5a/0x70 [ 189.382266] debugfs_create_mode_unsafe+0x59/0x90 [ 189.387106] debugfs_create_u32+0x3f/0x50 [ 189.391400] nbd_start_device+0x4ee/0xc50 [ 189.395564] nbd_ioctl+0x43d/0xb30 [ 189.399110] ? nbd_add_socket+0x5e0/0x5e0 [ 189.403258] ? lock_downgrade+0x740/0x740 [ 189.407411] ? nbd_add_socket+0x5e0/0x5e0 [ 189.411562] blkdev_ioctl+0x96b/0x1860 [ 189.415449] ? blkpg_ioctl+0x980/0x980 [ 189.419347] ? __might_sleep+0x93/0xb0 [ 189.423237] ? __fget+0x210/0x370 [ 189.426694] block_ioctl+0xde/0x120 [ 189.430494] ? blkdev_fallocate+0x3b0/0x3b0 [ 189.434822] do_vfs_ioctl+0x7ae/0x1060 [ 189.438704] ? selinux_file_mprotect+0x5d0/0x5d0 [ 189.443473] ? lock_downgrade+0x740/0x740 [ 189.447622] ? ioctl_preallocate+0x1c0/0x1c0 [ 189.452024] ? __fget+0x237/0x370 [ 189.455496] ? security_file_ioctl+0x89/0xb0 [ 189.459899] SyS_ioctl+0x8f/0xc0 [ 189.463263] ? do_vfs_ioctl+0x1060/0x1060 [ 189.467411] do_syscall_64+0x1e8/0x640 [ 189.471289] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.476143] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 189.481322] RIP: 0033:0x459f39 [ 189.484505] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 189.492208] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 189.499494] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 189.506759] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 189.514038] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 189.521302] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 189.528584] CPU: 0 PID: 8643 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 189.532332] block nbd0: Receive control failed (result -22) [ 189.535514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.535519] Call Trace: [ 189.535534] dump_stack+0x138/0x197 [ 189.535549] should_fail.cold+0x10f/0x159 [ 189.550589] should_failslab+0xdb/0x130 [ 189.550603] kmem_cache_alloc+0x2d7/0x780 [ 189.550615] ? check_preemption_disabled+0x3c/0x250 [ 189.550787] ? alloc_inode+0xa9/0x180 07:12:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r0) r3 = inotify_init1(0x0) fcntl$setown(r3, 0x8, 0xffffffffffffffff) fcntl$getownex(r3, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r4, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) syz_open_procfs(r4, &(0x7f0000000080)='net/ip_vs\x00') r5 = getpgrp(r4) syz_open_procfs(r5, &(0x7f0000000000)='statm\x00') ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup\x00', 0x200002, 0x0) fchdir(r6) setsockopt(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f0000000540)='./file0\x00', 0x4) 07:12:43 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) [ 189.556966] selinux_inode_alloc_security+0xb6/0x2a0 [ 189.556982] security_inode_alloc+0x94/0xd0 [ 189.556994] inode_init_always+0x552/0xaf0 [ 189.557005] alloc_inode+0x81/0x180 [ 189.557017] new_inode_pseudo+0x19/0xf0 [ 189.599401] new_inode+0x1f/0x40 [ 189.602756] debugfs_get_inode+0x1a/0x130 [ 189.606886] debugfs_create_dir+0x67/0x3b0 [ 189.611111] nbd_start_device+0x463/0xc50 [ 189.615409] nbd_ioctl+0x43d/0xb30 [ 189.618950] ? nbd_add_socket+0x5e0/0x5e0 [ 189.623099] ? lock_downgrade+0x740/0x740 [ 189.627232] ? __rcu_read_unlock+0x103/0x170 [ 189.631729] ? nbd_add_socket+0x5e0/0x5e0 [ 189.635861] blkdev_ioctl+0x96b/0x1860 [ 189.639732] ? blkpg_ioctl+0x980/0x980 [ 189.643612] ? __might_sleep+0x93/0xb0 [ 189.647485] ? __fget+0x210/0x370 [ 189.650924] block_ioctl+0xde/0x120 [ 189.654645] ? blkdev_fallocate+0x3b0/0x3b0 [ 189.658956] do_vfs_ioctl+0x7ae/0x1060 [ 189.662832] ? selinux_file_mprotect+0x5d0/0x5d0 [ 189.667750] ? lock_downgrade+0x740/0x740 [ 189.671907] ? ioctl_preallocate+0x1c0/0x1c0 [ 189.676307] ? __fget+0x237/0x370 [ 189.679763] ? security_file_ioctl+0x89/0xb0 [ 189.684680] SyS_ioctl+0x8f/0xc0 [ 189.688053] ? do_vfs_ioctl+0x1060/0x1060 [ 189.692190] do_syscall_64+0x1e8/0x640 [ 189.696078] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.700930] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 189.706115] RIP: 0033:0x459f39 [ 189.709416] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 189.717120] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 189.724453] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 189.731878] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 189.739246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 189.746524] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 189.757568] block nbd0: shutting down sockets [ 189.762282] block nbd4: Failed to create debugfs dir for 'nbd4' [ 189.762348] block nbd4: Receive control failed (result -22) [ 189.779318] block nbd4: shutting down sockets 07:12:43 executing program 0 (fault-call:5 fault-nth:23): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:43 executing program 5: socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:43 executing program 4 (fault-call:5 fault-nth:12): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 189.808287] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8656] 07:12:43 executing program 3: ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, 0x0) shmat(0x0, &(0x7f0000fed000/0x1000)=nil, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/avc/hash_stats\x00', 0x0, 0x0) sendto$unix(r0, &(0x7f00000001c0)="54c965505c2fd8b862ada1a32ba449160c9882196ba83b26027ad66464910eeac5fb023ef126ebf433f0a87f76bdd2c5e5e34ff222b775721fac607e5f85454982df2d68d6427e07c2cd20f1efa9aa74e4532d", 0x53, 0x40, &(0x7f0000000240), 0x6e) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, @perf_bp={&(0x7f0000000500), 0x8}, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup\x00', 0x200002, 0x0) fchdir(r1) ioctl$EVIOCGUNIQ(0xffffffffffffffff, 0x80404508, 0x0) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x1, &(0x7f0000000040)=[{&(0x7f0000000100)="eb3c906d6b66732e666174000204010002000270f7f8", 0x16}], 0x0, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x200000, 0x0) ioctl$sock_SIOCSIFBR(0xffffffffffffffff, 0x8941, 0x0) perf_event_open(&(0x7f0000000640)={0x5, 0x70, 0x0, 0x0, 0x0, 0x3f, 0x0, 0x7, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000002c0), 0x1}, 0x4042, 0xfffffffffffffffc, 0xffffffff, 0x7, 0x4, 0x6d7, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, 0xffffffffffffffff) syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x81, 0x80002) umount2(&(0x7f0000000540)='./file0\x00', 0x4) ioctl$LOOP_SET_CAPACITY(0xffffffffffffffff, 0x4c07) syz_genetlink_get_family_id$tipc2(&(0x7f0000000340)='TIPCv2\x00') [ 189.862669] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8660] [ 189.907292] FAULT_INJECTION: forcing a failure. [ 189.907292] name failslab, interval 1, probability 0, space 0, times 0 [ 189.919055] CPU: 0 PID: 8667 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 189.926011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.935356] Call Trace: [ 189.937955] dump_stack+0x138/0x197 [ 189.941584] should_fail.cold+0x10f/0x159 [ 189.945778] should_failslab+0xdb/0x130 [ 189.949767] kmem_cache_alloc+0x2d7/0x780 [ 189.953915] ? check_preemption_disabled+0x3c/0x250 [ 189.958922] ? alloc_inode+0xa9/0x180 [ 189.962712] selinux_inode_alloc_security+0xb6/0x2a0 [ 189.967815] security_inode_alloc+0x94/0xd0 [ 189.972129] inode_init_always+0x552/0xaf0 [ 189.976356] alloc_inode+0x81/0x180 [ 189.979984] new_inode_pseudo+0x19/0xf0 [ 189.984045] new_inode+0x1f/0x40 [ 189.987405] debugfs_get_inode+0x1a/0x130 [ 189.991559] debugfs_create_dir+0x67/0x3b0 [ 189.995782] nbd_start_device+0x463/0xc50 [ 189.999930] nbd_ioctl+0x43d/0xb30 [ 190.003485] ? nbd_add_socket+0x5e0/0x5e0 [ 190.007631] ? lock_downgrade+0x740/0x740 [ 190.011763] ? nbd_add_socket+0x5e0/0x5e0 [ 190.015896] blkdev_ioctl+0x96b/0x1860 [ 190.019767] ? blkpg_ioctl+0x980/0x980 [ 190.023640] ? __might_sleep+0x93/0xb0 [ 190.027518] ? __fget+0x210/0x370 [ 190.030957] block_ioctl+0xde/0x120 [ 190.034720] ? blkdev_fallocate+0x3b0/0x3b0 [ 190.039113] do_vfs_ioctl+0x7ae/0x1060 [ 190.043045] ? selinux_file_mprotect+0x5d0/0x5d0 [ 190.047798] ? lock_downgrade+0x740/0x740 [ 190.052283] ? ioctl_preallocate+0x1c0/0x1c0 [ 190.056678] ? __fget+0x237/0x370 [ 190.060123] ? security_file_ioctl+0x89/0xb0 [ 190.064674] SyS_ioctl+0x8f/0xc0 [ 190.068052] ? do_vfs_ioctl+0x1060/0x1060 [ 190.072195] do_syscall_64+0x1e8/0x640 [ 190.076084] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.080918] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 190.086102] RIP: 0033:0x459f39 [ 190.089284] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.096996] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 190.104252] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 190.111509] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 190.119019] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 190.126285] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 190.137325] block nbd4: Failed to create debugfs dir for 'nbd4' [ 190.149610] FAULT_INJECTION: forcing a failure. 07:12:44 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) [ 190.149610] name failslab, interval 1, probability 0, space 0, times 0 [ 190.186788] block nbd4: Receive control failed (result -22) [ 190.206940] block nbd5: shutting down sockets [ 190.212094] CPU: 0 PID: 8665 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 190.219670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.229133] Call Trace: [ 190.229155] dump_stack+0x138/0x197 07:12:44 executing program 1: io_setup(0x1, &(0x7f0000000300)=0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000480)='/dev/net/tun\x00', 0x4aa000, 0x0) r2 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x80, 0xc40c40) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f00000004c0)=ANY=[@ANYBLOB="010000007c5a7189036c0cbd92778e3762a1ce0aef10c9a1fdbd0f0fbf885df7042d5dd5ea48d1df05fa9d40ef7994f76bd88130fa2eab1d82f096b056f97e22944b3d2b11ed77b2da1fb0481262ddd557cdc416b6a7cf95e45cadacf01a2e21c4b6fe8087529a51b1f5d47d7cf67f53534e8b7f62439c3a6fed4114019360792cfe8f2efb2a189f93945c4b77341d06781552838ee56e2120988db90d78ed3e94a7930637f22c59f89332be2de61efa3a6fa2c7ec9acddfb88cf36e", @ANYRES32=0x0], &(0x7f0000000180)=0x8) r6 = accept4$packet(r2, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f00000002c0)=0x14, 0x80000) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000340)={'vcan0\x00', 0x1000}) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r5}, 0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000001c0)={r5, @in6={{0xa, 0x4e20, 0x10001, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x3}}}, &(0x7f0000000100)=0x84) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000140)={r7, 0xfffc, 0x9, 0x1, 0xffffffff, 0x2}, 0x14) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bpq0\x00', 0x20000001a03}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) r9 = fcntl$dupfd(r8, 0x0, r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) getsockopt$llc_int(r9, 0x10c, 0x4, &(0x7f0000000040), &(0x7f0000000080)=0x4) io_submit(r0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r1, 0x0, 0x4}]) 07:12:44 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="00000000000000000080000000ffed00005b029f5f81ba8c0b6d0f39537d56c0700720550d19a3d51902f5e7a60db60060da28"]) [ 190.229173] should_fail.cold+0x10f/0x159 [ 190.229188] should_failslab+0xdb/0x130 [ 190.229203] kmem_cache_alloc+0x2d7/0x780 [ 190.235463] ? check_preemption_disabled+0x3c/0x250 [ 190.235479] ? alloc_inode+0xa9/0x180 [ 190.235501] selinux_inode_alloc_security+0xb6/0x2a0 [ 190.261755] security_inode_alloc+0x94/0xd0 [ 190.266086] inode_init_always+0x552/0xaf0 [ 190.270337] alloc_inode+0x81/0x180 [ 190.273968] new_inode_pseudo+0x19/0xf0 [ 190.277950] new_inode+0x1f/0x40 [ 190.281337] debugfs_get_inode+0x1a/0x130 [ 190.285490] __debugfs_create_file+0x97/0x3d0 [ 190.290190] ? lock_downgrade+0x740/0x740 [ 190.294422] debugfs_create_file_unsafe+0x5a/0x70 [ 190.299433] debugfs_create_mode_unsafe+0x59/0x90 [ 190.304328] debugfs_create_u32+0x3f/0x50 [ 190.308531] nbd_start_device+0x4ee/0xc50 [ 190.312673] nbd_ioctl+0x43d/0xb30 [ 190.316200] ? nbd_add_socket+0x5e0/0x5e0 [ 190.320486] ? lock_downgrade+0x740/0x740 [ 190.324656] ? nbd_add_socket+0x5e0/0x5e0 [ 190.328802] blkdev_ioctl+0x96b/0x1860 [ 190.332776] ? blkpg_ioctl+0x980/0x980 [ 190.336773] ? __might_sleep+0x93/0xb0 [ 190.340714] ? __fget+0x210/0x370 [ 190.344184] block_ioctl+0xde/0x120 [ 190.347817] ? blkdev_fallocate+0x3b0/0x3b0 [ 190.352262] do_vfs_ioctl+0x7ae/0x1060 [ 190.356247] ? selinux_file_mprotect+0x5d0/0x5d0 [ 190.361104] ? lock_downgrade+0x740/0x740 [ 190.365261] ? ioctl_preallocate+0x1c0/0x1c0 [ 190.369687] ? __fget+0x237/0x370 [ 190.373129] ? security_file_ioctl+0x89/0xb0 [ 190.377534] SyS_ioctl+0x8f/0xc0 [ 190.380887] ? do_vfs_ioctl+0x1060/0x1060 [ 190.385021] do_syscall_64+0x1e8/0x640 [ 190.388896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.393727] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 190.399075] RIP: 0033:0x459f39 [ 190.402251] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.409963] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 190.417341] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 190.424830] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 07:12:44 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000000000008000c520000000000000000000004efc65fd35226b22d2dd94e91244ce492aa627bdf412a098703db6f618a21c00000000000200"/75]) 07:12:44 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) [ 190.432098] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 190.439387] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 190.448972] block nbd0: Receive control failed (result -22) [ 190.459650] block nbd4: shutting down sockets [ 190.483206] block nbd0: shutting down sockets 07:12:44 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) sched_setattr(0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0xf, 0xffffffffffffffff, 0x0) socket$inet_udp(0x2, 0x2, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000240), 0x4) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) perf_event_open(&(0x7f000001d000)={0x0, 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, 0x0, 0xf}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100)='/dev/net/tun\x00', 0x1, 0x0) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) msgget$private(0x0, 0x0) socket$inet(0x2, 0x2, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, &(0x7f0000cab000)) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/fuse\x00', 0x2, 0x0) ioctl$SIOCSIFHWADDR(r4, 0x8924, &(0x7f0000000140)={'ipddp0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x4692d5c02dfd14be}}) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x200000, &(0x7f0000000400)={{'fd', 0x3d, r5}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}}) 07:12:44 executing program 0 (fault-call:5 fault-nth:24): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:44 executing program 4 (fault-call:5 fault-nth:13): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:44 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) ioctl$TUNSETCARRIER(r0, 0x400454e2, &(0x7f0000000000)=0x1) [ 190.596130] block nbd5: shutting down sockets [ 190.607147] sctp: [Deprecated]: syz-executor.1 (pid 8699) Use of struct sctp_assoc_value in delayed_ack socket option. [ 190.607147] Use struct sctp_sack_info instead [ 190.653882] FAULT_INJECTION: forcing a failure. [ 190.653882] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 190.667888] CPU: 1 PID: 8706 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 190.674846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.679311] FAULT_INJECTION: forcing a failure. [ 190.679311] name failslab, interval 1, probability 0, space 0, times 0 [ 190.684202] Call Trace: [ 190.684225] dump_stack+0x138/0x197 07:12:44 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:44 executing program 2: r0 = creat(&(0x7f0000000080)='./file0\x00', 0x40) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r1, 0x0, r1) vmsplice(r1, &(0x7f0000000040)=[{&(0x7f0000000000)="dbddb9c16b81171d81a9d42f9982", 0xe}, {&(0x7f00000000c0)="cc8035268039b795ca3a01beb7c43c5bb1821f72635c73446945694a26cd11680cc3abfa20d7f91185ff69916f37943a916f0348dfaf394d814e27ca69f99d147ea493d2d750c412ddf2797a8c24b5242264a6e04f984916d182e60f30a244ffde03dea9c36ade56846cad7b1eaf1ceaab9596020e90fd7553206a0f556d6138af779f2c4ab9bcd67143a74134e13695016d7d204be254f5ccde045639", 0x9d}], 0x2, 0x4) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 190.684241] should_fail.cold+0x10f/0x159 [ 190.684251] ? __might_sleep+0x93/0xb0 [ 190.684261] __alloc_pages_nodemask+0x1d6/0x7a0 [ 190.684274] ? __alloc_pages_slowpath+0x2930/0x2930 [ 190.684292] ? lock_downgrade+0x740/0x740 [ 190.684304] alloc_pages_current+0xec/0x1e0 [ 190.684316] __get_free_pages+0xf/0x40 [ 190.684326] inode_doinit_with_dentry+0x82b/0xed0 [ 190.684340] ? selinux_cred_free+0x80/0x80 [ 190.684351] ? timespec_trunc+0xb5/0x120 [ 190.684362] selinux_d_instantiate+0x28/0x40 [ 190.684373] security_d_instantiate+0x5a/0xe0 [ 190.684384] d_instantiate+0x60/0xa0 [ 190.684396] __debugfs_create_file+0x163/0x3d0 [ 190.684404] ? lock_downgrade+0x740/0x740 [ 190.684416] debugfs_create_file_unsafe+0x5a/0x70 [ 190.684427] debugfs_create_mode_unsafe+0x59/0x90 [ 190.684438] debugfs_create_u32+0x3f/0x50 [ 190.684450] nbd_start_device+0x4ee/0xc50 [ 190.684464] nbd_ioctl+0x43d/0xb30 [ 190.684477] ? nbd_add_socket+0x5e0/0x5e0 [ 190.684485] ? lock_downgrade+0x740/0x740 [ 190.684498] ? nbd_add_socket+0x5e0/0x5e0 [ 190.684508] blkdev_ioctl+0x96b/0x1860 [ 190.684517] ? blkpg_ioctl+0x980/0x980 [ 190.684531] ? __might_sleep+0x93/0xb0 [ 190.710011] ? __fget+0x210/0x370 [ 190.710026] block_ioctl+0xde/0x120 [ 190.710035] ? blkdev_fallocate+0x3b0/0x3b0 [ 190.710044] do_vfs_ioctl+0x7ae/0x1060 [ 190.710056] ? selinux_file_mprotect+0x5d0/0x5d0 [ 190.710067] ? lock_downgrade+0x740/0x740 [ 190.710077] ? ioctl_preallocate+0x1c0/0x1c0 [ 190.710090] ? __fget+0x237/0x370 [ 190.719870] ? security_file_ioctl+0x89/0xb0 [ 190.719885] SyS_ioctl+0x8f/0xc0 [ 190.719894] ? do_vfs_ioctl+0x1060/0x1060 [ 190.719908] do_syscall_64+0x1e8/0x640 [ 190.719917] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.719934] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 190.719943] RIP: 0033:0x459f39 [ 190.754378] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.754389] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 190.754394] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 190.754398] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 190.754403] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 190.754408] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 190.779194] block nbd0: Receive control failed (result -22) [ 190.798602] CPU: 0 PID: 8707 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 190.810241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.810246] Call Trace: [ 190.810264] dump_stack+0x138/0x197 [ 190.810282] should_fail.cold+0x10f/0x159 [ 190.810298] should_failslab+0xdb/0x130 [ 190.810312] kmem_cache_alloc+0x2d7/0x780 [ 190.810323] ? __d_lookup+0x3a2/0x670 [ 190.810335] ? mark_held_locks+0xb1/0x100 [ 190.810346] ? d_lookup+0xe5/0x240 [ 190.817579] block nbd0: shutting down sockets [ 190.817767] __d_alloc+0x2d/0x9f0 [ 190.834575] d_alloc+0x4d/0x270 [ 190.834593] __lookup_hash+0x58/0x180 [ 190.864961] block nbd5: shutting down sockets [ 190.867318] lookup_one_len+0x27b/0x3a0 [ 190.867331] ? __lookup_hash+0x180/0x180 [ 190.999748] start_creating+0xa6/0x1b0 [ 191.003640] __debugfs_create_file+0x53/0x3d0 [ 191.008127] debugfs_create_file+0x5a/0x70 [ 191.012362] nbd_start_device+0x4bb/0xc50 [ 191.016766] nbd_ioctl+0x43d/0xb30 [ 191.020410] ? nbd_add_socket+0x5e0/0x5e0 [ 191.024690] ? lock_downgrade+0x740/0x740 [ 191.028853] ? nbd_add_socket+0x5e0/0x5e0 [ 191.033105] blkdev_ioctl+0x96b/0x1860 [ 191.036984] ? blkpg_ioctl+0x980/0x980 [ 191.041478] ? __might_sleep+0x93/0xb0 [ 191.045360] ? __fget+0x210/0x370 [ 191.048804] block_ioctl+0xde/0x120 [ 191.052418] ? blkdev_fallocate+0x3b0/0x3b0 [ 191.056818] do_vfs_ioctl+0x7ae/0x1060 [ 191.060718] ? selinux_file_mprotect+0x5d0/0x5d0 [ 191.065460] ? lock_downgrade+0x740/0x740 [ 191.069614] ? ioctl_preallocate+0x1c0/0x1c0 [ 191.074013] ? __fget+0x237/0x370 [ 191.077465] ? security_file_ioctl+0x89/0xb0 [ 191.081862] SyS_ioctl+0x8f/0xc0 [ 191.085215] ? do_vfs_ioctl+0x1060/0x1060 [ 191.089349] do_syscall_64+0x1e8/0x640 [ 191.093227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.098067] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 191.103243] RIP: 0033:0x459f39 [ 191.106582] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 191.114306] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 191.121589] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 191.128844] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 191.136260] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 191.143527] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 07:12:45 executing program 3: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000000000008000c520000000000000000000004efc65fd35226b22d2dd94e91244ce492aa627bdf412a098703db6f618a21c00000000000200"/75]) [ 191.155061] block nbd4: Receive control failed (result -22) [ 191.172504] block nbd4: shutting down sockets 07:12:45 executing program 4 (fault-call:5 fault-nth:14): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 191.290931] FAULT_INJECTION: forcing a failure. [ 191.290931] name failslab, interval 1, probability 0, space 0, times 0 [ 191.317803] CPU: 1 PID: 8734 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 191.324816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.334195] Call Trace: [ 191.336780] dump_stack+0x138/0x197 [ 191.340419] should_fail.cold+0x10f/0x159 [ 191.344580] should_failslab+0xdb/0x130 [ 191.348574] kmem_cache_alloc+0x2d7/0x780 [ 191.352739] ? lookup_one_len+0x283/0x3a0 [ 191.356921] alloc_inode+0xa9/0x180 [ 191.360546] new_inode_pseudo+0x19/0xf0 [ 191.364517] new_inode+0x1f/0x40 [ 191.367946] debugfs_get_inode+0x1a/0x130 [ 191.372214] __debugfs_create_file+0x97/0x3d0 [ 191.376704] debugfs_create_file+0x5a/0x70 [ 191.380950] nbd_start_device+0x4bb/0xc50 [ 191.385108] nbd_ioctl+0x43d/0xb30 [ 191.388675] ? nbd_add_socket+0x5e0/0x5e0 [ 191.392810] ? lock_downgrade+0x740/0x740 [ 191.396941] ? nbd_add_socket+0x5e0/0x5e0 [ 191.401083] blkdev_ioctl+0x96b/0x1860 [ 191.404961] ? blkpg_ioctl+0x980/0x980 [ 191.408839] ? __might_sleep+0x93/0xb0 [ 191.412728] ? __fget+0x210/0x370 [ 191.416168] block_ioctl+0xde/0x120 [ 191.419824] ? blkdev_fallocate+0x3b0/0x3b0 [ 191.424165] do_vfs_ioctl+0x7ae/0x1060 [ 191.428045] ? selinux_file_mprotect+0x5d0/0x5d0 [ 191.432828] ? lock_downgrade+0x740/0x740 [ 191.436978] ? ioctl_preallocate+0x1c0/0x1c0 [ 191.441393] ? __fget+0x237/0x370 [ 191.444860] ? security_file_ioctl+0x89/0xb0 [ 191.449256] SyS_ioctl+0x8f/0xc0 [ 191.452609] ? do_vfs_ioctl+0x1060/0x1060 [ 191.456750] do_syscall_64+0x1e8/0x640 [ 191.460632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.465478] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 191.470675] RIP: 0033:0x459f39 [ 191.473864] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 191.481575] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 191.488848] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 191.496102] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 191.503536] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 191.510802] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 191.519056] block nbd4: Receive control failed (result -22) [ 191.528289] block nbd4: shutting down sockets 07:12:45 executing program 1: setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000140)={{{@in, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa0}, {0x0, 0x0, 0xb2f, 0x0, 0xfffffffffffffffe, 0x0, 0x3}, {}, 0x0, 0x0, 0x1, 0x0, 0x69b68631f54fb1e8}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @dev={0xac, 0x14, 0x14, 0xa}}}}, 0xe8) r0 = syz_open_dev$midi(&(0x7f0000000540)='/dev/midi#\x00', 0x2, 0x40000) write$P9_RXATTRCREATE(r0, &(0x7f00000008c0)={0x7, 0x21, 0x1}, 0x7) r1 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0xc0000) write$FUSE_GETXATTR(r1, &(0x7f0000000900)={0x18, 0x0, 0x1}, 0x18) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x1, &(0x7f00000007c0)=[{&(0x7f0000000580)="62f23e748cdfecc0d3bcb88248f9f8f8e87edc5637656d6e511dcdc6041c8d8a0957939950c15c7ac6360c7820e1d5957ba4167f17600b58767db91e29eb92a20f86dddfb0f8dda322d3ddeadba924051c7894f228f090746b1a55e851e7dcaae4d8411f6806d216b4f2e7eca231a301cc0c9bb4bb5598a94336a99790d3b77dcda45483c1fb1194c56ddfddb587442754e6c815", 0x94, 0x9}], 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x561d577d2e8d1da, &(0x7f0000000100)=[{&(0x7f00000000c0)="800000003804000019000300e60100006c000000000000000100000001000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0x2c3, 0x400}], 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x40082406, &(0x7f0000000940)='\x00') syz_mount_image$minix(&(0x7f0000000040)='minix\x00', &(0x7f0000000240)='./file0\x00', 0x1, 0x5, &(0x7f0000000740)=[{&(0x7f0000000280)="7220d7b8a8dc15b9778aa5b370bfdb4640f1e9ad2b48ec9649152c62c01e4c02bdf35ac02be49d2087a5e4309ac9b4c9c057f54e3e6e63c36b241235eb5275d95ef8721acb260007927b4f44b51742247b73b6258e442afc794e31aed211058fefa7f2929b31e579be0ce001247692b55070a4a2bcdf5c56adfe1a6b0683e9b0565f06d17cd28e4405e47ada404e27d56b378dbae78d3e7adc6c9d0e09", 0x9d, 0x2}, {&(0x7f0000000340)="f99e583330907281d1ee10694f48ac7e0ea20dade333d8fc5195ddfd32a65100904e7d053a7ad7e8e19be7ff997b99bac11b2f4123f327214dfdfeab22187641dae10648c9447bddbee95c009425fe23915093063fb0dc42295201ca515feb547162ffa3a355481cb421c2b51406597cafa3b4fd9fc11b0024f9c34753fe84603c62ab8d655410402ddfe88bbba2954e13d92e8d315146e2edaad873511d4ffa7c9c444e0b3d03183088936452f2efdef34c57fb353d98d1354cc7981ef9964b70cc6f3ce9f1010bce825a18f2cd7dd27179899b208ea2c45dd22383cf7f926958ba6384451313f834c874fb4e853d8879db531696", 0xf5, 0x8000}, {&(0x7f0000000440)="8ae109720ca0bd79a60dfc4bedba23822d4df389cc545e493006162d39889d6d4e259460269c935255f994de4eeb751fe4e5a82355b4f767f87370fa789c925dd6273800ee72153fc6a0cb89f559d37b110a74980eed3c37cff2a0d6c7330cda43f95d01f25af2da7dbbfbb5bbfe07f8934d3e0627d0977bef447edb743c4e9adcd82c3f1c17c56a324b28dd2e0c00ec88249201c3886b9fe8e86bce77aa2ffa31d82c6178e1c5f4d2d176e6ecbda31dddfe7e1d98b8586f7c1acc152605852aaa97bb0905ce85dbf008911192078a07a7c1945c62b9511553c12a1a84170b4c8da8b60f9a104005be3c8d", 0xeb, 0x3}, {&(0x7f0000000640)="d8bc7dcfa85848fe4aa9a1d2f3c19f08ae79e2e691e6e5eb441239461783101925346e86efee28791e01dadc621615c97fd8028b613e4b557ca8e38af9420f0a04f1b7d39aadbd5b7c7e8fa54a7cf161b836675b98724138c198d0e4d32018bdb4767acbdfb34dcf788419170df4700aa9cdcc3f7eafb9a1e0b13f177cb859529b6bafd58ecbd6ce50d8b2eea559f8249cbb0c624a6f63d1e065da0db8e8559df45b813f0bec8b804826895025772e6205994a8ccce77ca7d1c7ce0bcf2e1ec329c067b891a136fb2377b03d1c8e724f", 0xd0}, {&(0x7f0000000800)="303c8ecb3a0cdea65a3b6f07a58fa1db15025558e5050e68e3243feac70e625581a113a540b9a19ba182e59ccc6287e8ace76585ee012abf4a6c1c0a890cac707987de0ef3c5e2a093550675182329b81b370baa5740adce81e595705877f0faf6fb7919ccaadfe887420974231a0402a8289f2cb3098bac67c56775fce7aea5f124f179de2a88046b3d0c", 0x8b, 0x8000}], 0x1, 0x0) 07:12:45 executing program 5 (fault-call:5 fault-nth:0): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:45 executing program 4 (fault-call:5 fault-nth:15): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x20, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x81) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000000580)={"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"}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_VCPU_EVENTS(r2, 0xc008ae91, &(0x7f0000000080)) r3 = dup3(r0, r1, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz', 0x2}, &(0x7f0000000140)='-user,:cgroup\x00', 0xfffffffffffffffa) keyctl$restrict_keyring(0x1d, r5, 0x0, &(0x7f0000000240)='/dev/kvm\x00') r6 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/fuse\x00', 0x2, 0x0) r7 = fcntl$dupfd(r4, 0x0, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) r8 = syz_open_dev$vcsn(&(0x7f0000000180)='/dev/vcs#\x00', 0x0, 0x40) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r8, 0x6, 0x1d, &(0x7f00000001c0), &(0x7f0000000200)=0x14) dup2(r3, r2) 07:12:45 executing program 0 (fault-call:5 fault-nth:25): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:45 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$EVIOCGID(0xffffffffffffffff, 0x80084502, &(0x7f0000000080)=""/202) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="00000000000000000080000000000000021700"/32]) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r3) r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000200)='TIPC\x00') sendmsg$TIPC_CMD_GET_MAX_PORTS(r3, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1511}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r4, 0xfdc7ba7d47337c55, 0x70bd2d, 0x25dfdbfd, {}, ["", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8080}, 0x10000014) sendmsg$TIPC_CMD_SET_NETID(r1, &(0x7f00000003c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x24, r4, 0x300, 0x70bd2b, 0x25dfdbfc, {{}, 0x0, 0x800b, 0x0, {0x8, 0x2, 0x3ff}}, ["", ""]}, 0x24}}, 0x4) pread64(0xffffffffffffffff, &(0x7f0000000240)=""/215, 0xd7, 0x0) [ 191.624852] FAULT_INJECTION: forcing a failure. [ 191.624852] name failslab, interval 1, probability 0, space 0, times 0 [ 191.637601] FAULT_INJECTION: forcing a failure. [ 191.637601] name failslab, interval 1, probability 0, space 0, times 0 [ 191.650550] audit: type=1400 audit(1572160365.634:55): avc: denied { relabelto } for pid=8742 comm="syz-executor.2" name="file0" dev="sda1" ino=16658 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=file permissive=1 [ 191.656409] CPU: 1 PID: 8744 Comm: syz-executor.0 Not tainted 4.14.150 #0 [ 191.683141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.692872] Call Trace: [ 191.695483] dump_stack+0x138/0x197 [ 191.699133] should_fail.cold+0x10f/0x159 [ 191.703562] should_failslab+0xdb/0x130 [ 191.707551] kmem_cache_alloc+0x2d7/0x780 [ 191.711692] ? __d_lookup+0x3a2/0x670 [ 191.715487] ? mark_held_locks+0xb1/0x100 [ 191.719620] ? d_lookup+0xe5/0x240 [ 191.723150] __d_alloc+0x2d/0x9f0 [ 191.726590] d_alloc+0x4d/0x270 [ 191.729869] __lookup_hash+0x58/0x180 [ 191.733656] lookup_one_len+0x27b/0x3a0 [ 191.737689] ? __lookup_hash+0x180/0x180 [ 191.741739] start_creating+0xa6/0x1b0 [ 191.745635] __debugfs_create_file+0x53/0x3d0 [ 191.750117] ? lock_downgrade+0x740/0x740 [ 191.754260] debugfs_create_file_unsafe+0x5a/0x70 [ 191.759088] debugfs_create_mode_unsafe+0x59/0x90 [ 191.763915] debugfs_create_u64+0x3f/0x50 [ 191.768065] nbd_start_device+0x509/0xc50 [ 191.772214] nbd_ioctl+0x43d/0xb30 [ 191.775746] ? nbd_add_socket+0x5e0/0x5e0 [ 191.779896] ? lock_downgrade+0x740/0x740 [ 191.784031] ? nbd_add_socket+0x5e0/0x5e0 [ 191.788195] blkdev_ioctl+0x96b/0x1860 [ 191.792068] ? blkpg_ioctl+0x980/0x980 [ 191.795944] ? __might_sleep+0x93/0xb0 [ 191.799828] ? __fget+0x210/0x370 [ 191.803276] block_ioctl+0xde/0x120 [ 191.806887] ? blkdev_fallocate+0x3b0/0x3b0 [ 191.811195] do_vfs_ioctl+0x7ae/0x1060 [ 191.815068] ? selinux_file_mprotect+0x5d0/0x5d0 [ 191.819808] ? lock_downgrade+0x740/0x740 [ 191.823946] ? ioctl_preallocate+0x1c0/0x1c0 [ 191.828390] ? __fget+0x237/0x370 [ 191.831875] ? security_file_ioctl+0x89/0xb0 [ 191.836294] SyS_ioctl+0x8f/0xc0 [ 191.839834] ? do_vfs_ioctl+0x1060/0x1060 [ 191.844014] do_syscall_64+0x1e8/0x640 [ 191.847890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.852741] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 191.857930] RIP: 0033:0x459f39 [ 191.861103] RSP: 002b:00007fd553748c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 191.868822] RAX: ffffffffffffffda RBX: 00007fd553748c90 RCX: 0000000000459f39 [ 191.876081] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 191.883334] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 191.890589] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd5537496d4 [ 191.897844] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 191.906129] CPU: 0 PID: 8741 Comm: syz-executor.5 Not tainted 4.14.150 #0 [ 191.910434] FAULT_INJECTION: forcing a failure. [ 191.910434] name failslab, interval 1, probability 0, space 0, times 0 [ 191.913085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.913090] Call Trace: [ 191.913109] dump_stack+0x138/0x197 [ 191.913130] should_fail.cold+0x10f/0x159 [ 191.913152] should_failslab+0xdb/0x130 [ 191.948236] __kmalloc+0x2f0/0x7a0 [ 191.951805] ? lock_acquire+0x16f/0x430 [ 191.955792] ? nbd_ioctl+0x134/0xb30 [ 191.959528] ? __alloc_workqueue_key+0x114/0xec0 [ 191.964298] __alloc_workqueue_key+0x114/0xec0 [ 191.968877] ? __mutex_lock+0x36a/0x1470 [ 191.972947] ? selinux_ipv4_output+0x50/0x50 [ 191.977371] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 191.982395] ? mutex_trylock+0x1c0/0x1c0 [ 191.986461] nbd_start_device+0x169/0xc50 [ 191.990631] nbd_ioctl+0x43d/0xb30 [ 191.994181] ? nbd_add_socket+0x5e0/0x5e0 [ 191.998333] ? lock_downgrade+0x740/0x740 [ 192.002482] ? nbd_add_socket+0x5e0/0x5e0 [ 192.006661] blkdev_ioctl+0x96b/0x1860 [ 192.010548] ? blkpg_ioctl+0x980/0x980 [ 192.014437] ? __might_sleep+0x93/0xb0 [ 192.018319] ? __fget+0x210/0x370 [ 192.021768] block_ioctl+0xde/0x120 [ 192.025389] ? blkdev_fallocate+0x3b0/0x3b0 [ 192.029708] do_vfs_ioctl+0x7ae/0x1060 [ 192.033594] ? selinux_file_mprotect+0x5d0/0x5d0 [ 192.038346] ? lock_downgrade+0x740/0x740 [ 192.042493] ? ioctl_preallocate+0x1c0/0x1c0 [ 192.046899] ? __fget+0x237/0x370 [ 192.050357] ? security_file_ioctl+0x89/0xb0 [ 192.054890] SyS_ioctl+0x8f/0xc0 [ 192.058279] ? do_vfs_ioctl+0x1060/0x1060 [ 192.062441] do_syscall_64+0x1e8/0x640 [ 192.066335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 192.071191] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 192.076376] RIP: 0033:0x459f39 [ 192.079558] RSP: 002b:00007f540d3a9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 192.087262] RAX: ffffffffffffffda RBX: 00007f540d3a9c90 RCX: 0000000000459f39 [ 192.094529] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 192.101794] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 192.109057] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f540d3aa6d4 [ 192.116327] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 192.123799] CPU: 1 PID: 8751 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 192.125847] audit: type=1804 audit(1572160365.894:56): pid=8754 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir335020052/syzkaller.dQcqO9/88/file0" dev="sda1" ino=16658 res=1 [ 192.130740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.130746] Call Trace: [ 192.130766] dump_stack+0x138/0x197 [ 192.130784] should_fail.cold+0x10f/0x159 [ 192.130799] should_failslab+0xdb/0x130 [ 192.130812] kmem_cache_alloc+0x2d7/0x780 [ 192.130828] ? check_preemption_disabled+0x3c/0x250 [ 192.190773] ? alloc_inode+0xa9/0x180 [ 192.194605] selinux_inode_alloc_security+0xb6/0x2a0 [ 192.199714] security_inode_alloc+0x94/0xd0 [ 192.204032] inode_init_always+0x552/0xaf0 [ 192.208254] alloc_inode+0x81/0x180 [ 192.211875] new_inode_pseudo+0x19/0xf0 [ 192.215836] new_inode+0x1f/0x40 [ 192.219213] debugfs_get_inode+0x1a/0x130 [ 192.223347] __debugfs_create_file+0x97/0x3d0 [ 192.227829] debugfs_create_file+0x5a/0x70 [ 192.232055] nbd_start_device+0x4bb/0xc50 [ 192.236201] nbd_ioctl+0x43d/0xb30 [ 192.239727] ? nbd_add_socket+0x5e0/0x5e0 [ 192.243860] ? lock_downgrade+0x740/0x740 [ 192.247994] ? nbd_add_socket+0x5e0/0x5e0 [ 192.252137] blkdev_ioctl+0x96b/0x1860 [ 192.256016] ? blkpg_ioctl+0x980/0x980 [ 192.259892] ? __might_sleep+0x93/0xb0 [ 192.263765] ? __fget+0x210/0x370 [ 192.267214] block_ioctl+0xde/0x120 [ 192.270841] ? blkdev_fallocate+0x3b0/0x3b0 [ 192.275248] do_vfs_ioctl+0x7ae/0x1060 [ 192.279135] ? selinux_file_mprotect+0x5d0/0x5d0 [ 192.283875] ? lock_downgrade+0x740/0x740 [ 192.288020] ? ioctl_preallocate+0x1c0/0x1c0 [ 192.292580] ? __fget+0x237/0x370 [ 192.296037] ? security_file_ioctl+0x89/0xb0 [ 192.300443] SyS_ioctl+0x8f/0xc0 [ 192.303806] ? do_vfs_ioctl+0x1060/0x1060 [ 192.307948] do_syscall_64+0x1e8/0x640 [ 192.311824] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 192.316676] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 192.321849] RIP: 0033:0x459f39 [ 192.325021] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 192.332712] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 [ 192.339980] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 192.347250] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 192.354510] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 192.361765] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 192.370704] block nbd4: Receive control failed (result -22) [ 192.385524] audit: type=1400 audit(1572160366.374:57): avc: denied { relabelfrom } for pid=8742 comm="syz-executor.2" name="file0" dev="sda1" ino=16658 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=file permissive=1 07:12:46 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) setsockopt$nfc_llcp_NFC_LLCP_RW(0xffffffffffffffff, 0x118, 0x0, &(0x7f0000000000)=0x9, 0x4) [ 192.418867] audit: type=1804 audit(1572160366.374:58): pid=8754 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir335020052/syzkaller.dQcqO9/88/file0" dev="sda1" ino=16658 res=1 [ 192.449816] audit: type=1400 audit(1572160366.414:59): avc: denied { unlink } for pid=7009 comm="syz-executor.2" name="file0" dev="sda1" ino=16658 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=file permissive=1 [ 192.454960] block nbd4: shutting down sockets [ 192.506130] block nbd0: Receive control failed (result -22) [ 192.509134] block nbd0: shutting down sockets [ 192.524295] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop1. [ 192.535911] block nbd5: Could not allocate knbd recv work queue. 07:12:46 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="0000000000000000028000000000000002c10c00"/32]) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getsockname$unix(r2, &(0x7f0000000080), &(0x7f0000000000)=0x6e) 07:12:46 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x101000) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:46 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'veth1_to_hsr\x00', 0x0}) memfd_create(&(0x7f0000000000)='-\x00', 0x2) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0xfffffffffffffd86, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0104e30000000020000000006351000000000000ce96c860caabe7b56249961fab13336ea35343e4ad330225dd3476e55921a352ec5f72de5462fa5aa56395ac1ca479e50178dd96a2c09c35fc319f4e70f439569373a1f5b74e", @ANYRES32=r2, @ANYBLOB="00000000f1ffffff00000000280008001c0001000000000000fffffff000000000000000000000000200000008000200000002e6050005000000000014000100706669666f5f686561645f64726f70000800020000000000"], 0x70}}, 0x0) [ 192.554688] block nbd5: shutting down sockets 07:12:46 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x400000) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 192.597181] EXT4-fs (loop1): bad geometry: block count 580964351930795064 exceeds size of device (66048 blocks) 07:12:46 executing program 4 (fault-call:5 fault-nth:16): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 192.670259] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=8777 comm=syz-executor.3 [ 192.686765] block nbd0: Receive control failed (result -22) [ 192.696423] block nbd0: shutting down sockets 07:12:46 executing program 2: r0 = creat(&(0x7f0000000000)='./file0\x00', 0x5f) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) ioctl$KDGKBDIACR(r3, 0x4b4a, &(0x7f0000000240)=""/182) ioctl$USBDEVFS_DISCSIGNAL(r1, 0x8010550e, &(0x7f0000000140)={0x0, &(0x7f0000000040)="6436117f6259a76cba81ed21acf9e4c2f855afe59c7c587f5dbb667394426ced5c83196da88c1e5b950cfc204dc7e4b36d4be40f28ec0e609f9208ab0552424c951cafa47248a3343162b4e443387a111af334b015616c905ae8f06e87cfb3339cecf7b0fd25e2b4ee9fb59ba10f0d7b28a8639fc2b218ad1918d96255131f11e719a39e6a25ff9160670a7e622375abc40ea1467fe15d86892be1c4f609c1098bc468c05d4fec67735e6705ad659db5ccde1da6f2616d41661fd82dcf8e6655a9489e4addffb08c7a21947928a0a249ce5426d72dbe7841325f"}) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 192.747888] block nbd5: shutting down sockets [ 192.749184] FAULT_INJECTION: forcing a failure. [ 192.749184] name failslab, interval 1, probability 0, space 0, times 0 [ 192.781299] block nbd0: shutting down sockets [ 192.788987] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=8790 comm=syz-executor.3 [ 192.818489] CPU: 1 PID: 8782 Comm: syz-executor.4 Not tainted 4.14.150 #0 [ 192.825462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 192.834827] Call Trace: [ 192.837437] dump_stack+0x138/0x197 [ 192.841092] should_fail.cold+0x10f/0x159 [ 192.845299] should_failslab+0xdb/0x130 [ 192.849290] kmem_cache_alloc+0x2d7/0x780 [ 192.853447] ? check_preemption_disabled+0x3c/0x250 [ 192.858474] ? alloc_inode+0xa9/0x180 [ 192.862299] selinux_inode_alloc_security+0xb6/0x2a0 07:12:46 executing program 1: socket$caif_seqpacket(0x25, 0x5, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0xfffd, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket$inet_udp(0x2, 0x2, 0x0) close(r7) bind$inet(r7, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r7, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r5, 0x0, r7, 0x0, 0x10005, 0x0) connect$inet(r5, &(0x7f0000000040)={0x2, 0x0, @broadcast}, 0xffffffffffffffbf) splice(r0, 0x0, r2, 0x0, 0x10005, 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0xc000, 0x0) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r8, 0x0, r8) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r10 = socket$inet_udp(0x2, 0x2, 0x0) close(r10) bind$inet(r10, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r10, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r9, 0x0, r10, 0x0, 0x10005, 0x0) r11 = accept4$rose(r1, 0x0, &(0x7f00000001c0), 0x800) ppoll(&(0x7f0000000180)=[{r11, 0x10}, {r6, 0x40}, {r8, 0x606ac20d6d3b23f0}], 0x0, &(0x7f0000000000), 0x0, 0x0) r12 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ubi_ctrl\x00', 0x16000, 0x0) write$P9_RREMOVE(r12, &(0x7f0000000080)={0x7, 0x7b, 0x2}, 0x7) [ 192.867409] security_inode_alloc+0x94/0xd0 [ 192.871724] inode_init_always+0x552/0xaf0 [ 192.875968] alloc_inode+0x81/0x180 [ 192.879592] new_inode_pseudo+0x19/0xf0 [ 192.883575] new_inode+0x1f/0x40 [ 192.886958] debugfs_get_inode+0x1a/0x130 [ 192.891188] __debugfs_create_file+0x97/0x3d0 [ 192.895686] debugfs_create_file+0x5a/0x70 [ 192.899929] nbd_start_device+0x4bb/0xc50 [ 192.903766] block nbd5: shutting down sockets [ 192.904082] nbd_ioctl+0x43d/0xb30 [ 192.904103] ? nbd_add_socket+0x5e0/0x5e0 [ 192.904117] ? lock_downgrade+0x740/0x740 [ 192.904130] ? nbd_add_socket+0x5e0/0x5e0 [ 192.924657] blkdev_ioctl+0x96b/0x1860 [ 192.928542] ? blkpg_ioctl+0x980/0x980 [ 192.928561] ? __might_sleep+0x93/0xb0 [ 192.936760] ? __fget+0x210/0x370 [ 192.940224] block_ioctl+0xde/0x120 [ 192.943853] ? blkdev_fallocate+0x3b0/0x3b0 [ 192.948172] do_vfs_ioctl+0x7ae/0x1060 [ 192.952068] ? selinux_file_mprotect+0x5d0/0x5d0 [ 192.957087] ? lock_downgrade+0x740/0x740 [ 192.961247] ? ioctl_preallocate+0x1c0/0x1c0 [ 192.965642] ? __fget+0x237/0x370 [ 192.969087] ? security_file_ioctl+0x89/0xb0 [ 192.973500] SyS_ioctl+0x8f/0xc0 [ 192.976858] ? do_vfs_ioctl+0x1060/0x1060 [ 192.981010] do_syscall_64+0x1e8/0x640 [ 192.984895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 192.989735] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 192.994909] RIP: 0033:0x459f39 [ 192.998081] RSP: 002b:00007f9648af6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 193.005776] RAX: ffffffffffffffda RBX: 00007f9648af6c90 RCX: 0000000000459f39 07:12:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") sendmsg$nl_route(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_OPERSTATE={0x8, 0x10, 0x5}]}, 0x30}}, 0x0) 07:12:47 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r3, 0x0, r3) ioctl$KDMKTONE(0xffffffffffffffff, 0x4b30, 0x6) readv(r3, &(0x7f0000000100)=[{&(0x7f0000000000)=""/187, 0xbb}, {&(0x7f00000000c0)=""/48, 0x30}, {&(0x7f0000000200)=""/236, 0xec}], 0x3) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r2, 0x6, 0x21, &(0x7f0000000000)="c38d332cf1cc5d9e9bb8d3da3e0250c7", 0x10) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="00000052000000000080000000000000000000000000f6ffffff"]) [ 193.013036] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 193.020300] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 193.027646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9648af76d4 [ 193.034910] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 0000000000000006 [ 193.045216] block nbd4: Receive control failed (result -22) [ 193.054938] block nbd4: shutting down sockets 07:12:47 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) connect$inet6(r3, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={r5}, 0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={r5, @in6={{0xa, 0x4e22, 0x3ff, @loopback, 0xffff}}, 0x1, 0x2, 0x0, 0xff, 0x8}, 0x98) 07:12:47 executing program 4 (fault-call:5 fault-nth:17): r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:47 executing program 1: pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r1, 0x0, 0x10005, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0xc) setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000300)={{{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {0xbe0, 0x5}, 0x0, 0x0, 0x0, 0x1}, {{@in=@initdev={0xac, 0x1e, 0x1, 0x0}}, 0x0, @in=@multicast1}}, 0xe8) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x11, 0x4000e, 0x4, &(0x7f00000000c0)) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) syz_mount_image$bfs(&(0x7f0000000000)='bfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="cefaad1bb83c000040dc", 0xff0f}], 0x3, 0x0) 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='secukity\x00\x02\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x1) syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x8, 0xc00) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) setxattr$security_capability(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='security.capability\x00', &(0x7f0000000140)=@v1={0x1000000, [{0x8, 0x7ffd}]}, 0xffffffffffffff94, 0x2) [ 193.159732] block nbd0: Receive control failed (result -22) [ 193.178669] block nbd5: Receive control failed (result -22) [ 193.194658] block nbd0: shutting down sockets 07:12:47 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x800) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 193.215118] bridge0: port 1(bridge_slave_0) entered disabled state [ 193.220394] block nbd0: shutting down sockets [ 193.236621] sctp: [Deprecated]: syz-executor.5 (pid 8814) Use of struct sctp_assoc_value in delayed_ack socket option. [ 193.236621] Use struct sctp_sack_info instead [ 193.239685] bridge0: port 2(bridge_slave_1) entered disabled state 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="000000000000000000800020000000000200000000000000"]) r1 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x140000) ioctl$sock_SIOCDELDLCI(r1, 0x8981, &(0x7f0000000000)={'syzkaller0\x00', 0xffff}) [ 193.279474] block nbd4: shutting down sockets [ 193.300785] block nbd5: shutting down sockets [ 193.313307] sctp: [Deprecated]: syz-executor.5 (pid 8819) Use of struct sctp_assoc_value in delayed_ack socket option. [ 193.313307] Use struct sctp_sack_info instead 07:12:47 executing program 3: ioctl$VIDIOC_SUBDEV_S_SELECTION(0xffffffffffffffff, 0xc040563e, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, {0x3, 0x4}}) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) ioctl(r0, 0xc1004110, &(0x7f0000000200)="cae1b4b11010fc70e37350da06") fremovexattr(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="62747266732e2f6465762f736e642f70636d4323442363fa"]) ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f00000000c0)) 07:12:47 executing program 4: r0 = socket(0x11, 0x2, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x8}}, 0x289) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) r3 = open(&(0x7f0000000180)='./file0\x00', 0x40000, 0x1) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000001580), &(0x7f00000015c0)=0x4) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = fcntl$dupfd(r5, 0x0, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$BLKROGET(r6, 0x125e, &(0x7f0000001600)) r7 = socket$inet_udp(0x2, 0x2, 0x0) close(r7) bind$inet(r7, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r7, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r4, 0x0, r7, 0x0, 0x10005, 0x0) preadv(r7, &(0x7f0000001500)=[{&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f0000001200)=""/253, 0xfd}, {&(0x7f0000001300)=""/201, 0xc9}, {&(0x7f0000000080)=""/52, 0x34}, {&(0x7f00000000c0)=""/56, 0x38}, {&(0x7f0000001400)=""/240, 0xf0}], 0x6, 0x0) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f0000000000)={r0, 0x1}) r8 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r8, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r8, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r10, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r11 = dup(r10) sendto$inet(r11, &(0x7f0000001640)="99fb5719b6724d901e91f76acd29033bc6a1470d4f461815854ea4cafee25a5bff0c2c02502dca8ab6fcefbf2e16e6cc7e6f5ec03f", 0x35, 0x42, &(0x7f0000001680)={0x2, 0x4e23, @empty}, 0x10) ioctl$NBD_CLEAR_SOCK(r9, 0xab03) [ 193.349793] block nbd5: shutting down sockets [ 193.360232] block nbd0: Receive control failed (result -22) [ 193.376947] BFS-fs: bfs_fill_super(): Inode 0x00000003 corrupted [ 193.378273] block nbd0: shutting down sockets 07:12:47 executing program 5: pipe(&(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) bind$inet(r1, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) getsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000180), &(0x7f0000000200)=0x8) splice(r0, 0x0, r1, 0x0, 0x10005, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000000)=""/192) r2 = socket(0x11, 0x2, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0xff) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) acct(&(0x7f00000000c0)='./file0\x00') [ 193.424615] block nbd0: shutting down sockets 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) 07:12:47 executing program 3: bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) r0 = gettid() sched_getattr(r0, &(0x7f0000000040)={0x30}, 0x30, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) write$P9_RLINK(0xffffffffffffffff, 0x0, 0x0) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) open(0x0, 0x0, 0x0) renameat(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$tipc(0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuset.effective_cpus\x00', 0x2761, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$LOOP_SET_CAPACITY(r2, 0x4c07) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000380)={'team0\x00'}) r4 = socket(0x0, 0x1, 0x0) getsockopt$nfc_llcp(r4, 0x118, 0x2, 0x0, 0x0) geteuid() r5 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000500)={'sit0\x00\x00\x00\x00\x00\x00@\xd6\x00'}) perf_event_open(&(0x7f000001d000)={0x1, 0xf3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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={0xff}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'sit0\x00\x00\xff\xff\xff\xff\xa0\x00Q\xfc\x03\x00', 0x141}) [ 193.473073] BFS-fs: bfs_fill_super(): Inode 0x00000003 corrupted 07:12:47 executing program 0: r0 = socket(0x10, 0x5, 0x80) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = creat(&(0x7f0000000080)='./file0\x00', 0x19) connect$bt_sco(r2, &(0x7f00000000c0)={0x1f, {0x0, 0x4, 0xe1, 0x0, 0x1f, 0x3f}}, 0x8) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) semtimedop(0xffffffffffffffff, &(0x7f0000000180)=[{0x4, 0x6, 0x3800}], 0x1, &(0x7f0000000200)={0x0, 0x1c9c380}) bind$inet(r5, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r5, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r4, 0x0, r5, 0x0, 0x10005, 0x0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r4, 0x800442d3, &(0x7f0000000040)={0x8001, 0xfff, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, 'veth0_to_hsr\x00'}) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = fcntl$dupfd(r6, 0x0, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) syz_open_pts(r7, 0x1) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000000)) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) [ 193.535645] block nbd5: Receive control failed (result -22) [ 193.573457] block nbd5: shutting down sockets 07:12:47 executing program 4: r0 = socket(0x0, 0x800, 0x4) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$BLKPBSZGET(r4, 0x127b, &(0x7f0000000100)) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x272800) getsockopt$bt_BT_DEFER_SETUP(0xffffffffffffffff, 0x112, 0x7, &(0x7f0000000040), &(0x7f0000000080)=0x4) r5 = semget$private(0x0, 0x7, 0x0) semop(r5, &(0x7f0000000240)=[{0x1, 0x6}, {0x0, 0x40, 0x1800}, {0x0, 0x3}, {0x0, 0x7}, {0x0, 0x68}, {0x0, 0xfffffffffffffffc}, {0x1, 0xfffffffffffffff8}], 0x7) semop(r5, &(0x7f0000000240), 0x6) semctl$SETALL(r5, 0x0, 0x11, &(0x7f0000000000)=[0xffff, 0x8000]) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:47 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'nlmon0\x00', 0x8}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) connect$netlink(r3, &(0x7f0000000000)=@unspec, 0xc) r4 = syz_open_dev$ndb(0x0, 0x0, 0x402482) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) bind$inet(r6, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r6, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r5, 0x0, r6, 0x0, 0x10005, 0x0) r7 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x1, 0x8000) ioctl$NBD_SET_FLAGS(r7, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) [ 193.658628] device sit0 entered promiscuous mode 07:12:47 executing program 2: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f00000004c0)=0xc) setresgid(0x0, r1, 0xffffffffffffffff) setfsgid(r1) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r2, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="000000000000020000000000000000005552a6ce00"/32]) ptrace$getregset(0x4204, r0, 0x3, &(0x7f0000000000)={&(0x7f0000000500)=""/4096, 0x1000}) 07:12:47 executing program 1: syz_open_procfs(0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x7f, 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, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x20002100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mknodat(r1, &(0x7f0000000080)='./file0\x00', 0x400, 0x81) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xe, 0x16, &(0x7f0000000140)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf2000000000000007000000080000003d03010000d6fd31c77653515dcbc712f5fbd000000095000000000000006926000000000000bf67000000050000150600000fff07003506000002000000070600000ee60000bf050000000000001f650000000080006507000002000000270700004c0000001f65000000000000bf540000000000000704000004000000000005000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x1f1}, 0x48) exit(0x0) pipe(0x0) fcntl$setpipe(0xffffffffffffffff, 0x407, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) eventfd2(0x8b5f, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r2, 0x0, r2) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r2, 0x400c6615, &(0x7f00000000c0)={0x0, @aes128}) write(0xffffffffffffffff, 0x0, 0x0) ioctl$MON_IOCG_STATS(0xffffffffffffffff, 0x80089203, 0x0) 07:12:47 executing program 5: socket(0x11, 0x2, 0x0) syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock\x00', 0x72f6265e522a9cf4, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$SIOCX25SCAUSEDIAG(r2, 0x89ec, &(0x7f0000000040)={0x5, 0x8}) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) r5 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x80000, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) [ 193.688808] block nbd5: Could not allocate knbd recv work queue. [ 193.696111] IPv6: ADDRCONF(NETDEV_UP): sit0: link is not ready [ 193.703570] block nbd5: shutting down sockets 07:12:47 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x2480) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 193.772452] device sit0 left promiscuous mode 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000000000b100000000000000020000000000000004000000000000000500000000000000850a800000000000430800000000000000000000000000000000000000000000021e0000000000000000000000000000010000000100000003000000000000000e0f00000000000000000000000000000000000000000000411000000000000000000000000000007d00000000000000010000000000000008000000000000000000000000000000000000000000e0ff0f19000000000000000000000000000007000000000000000300000000000000020000000000000000000000000000000000000000000000820200"/256]) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r5 = socket$inet_udp(0x2, 0x2, 0x0) close(r5) bind$inet(r5, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r5, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r4, 0x0, r5, 0x0, 0x10005, 0x0) fdatasync(r4) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x8) ioctl$SG_GET_SCSI_ID(r1, 0x2276, &(0x7f0000000000)) write$UHID_DESTROY(0xffffffffffffffff, &(0x7f0000000180), 0x4) 07:12:47 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = accept(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r4, 0x0, r4) getpeername(r4, &(0x7f0000005f40)=@xdp={0x2c, 0x0, 0x0}, &(0x7f0000005fc0)=0x80) sendmmsg(r3, &(0x7f0000007dc0)=[{{&(0x7f0000000040)=@generic={0x3, "ad46d78d7f7bc51d75b1d3c1fe072a1b7adabdb555b6cf32ec3532ea14246c3aee6ef5fb2db482784a305fa7a10221bbd3cfb344d29c1b6e5509ca239258926450c036f000b9060e673f913cf06dddae3d2d5416d19950c95d6f69b91672bc23adb0a21481b0d258316c9af42d0139fba8e9a51a6f140dd23b911878f6ea"}, 0x80, &(0x7f0000000480)=[{&(0x7f00000000c0)="1229a5b341c5bf52e60bbf2263aff009b12a30710a4a4d4dfcfa9138912c4f3a0178ec4952feec76d1acb225b1ef51e9d14fac4e4a1002be5105cafa9d52d39a2cbd59f3d5061d80bd958da006587848d36772e391c27ffbd295509cd7550ac91fcc0460d0c6e9938d0a87138668f8444f57045b52958bd43dab25e2910cb88699ece34eec63f4f605d4e9ca39c78e5529ba661b71bac5a0e4754b2783b56f0b79fb4b4e443a65a77cb1434ddcc7782207ab234904a3e3e6884456d1039074f038f5b2bb8fadcbfe00", 0xc9}, {&(0x7f0000000200)="901949d8234a3c664f2c7e3c5a0ce05f36ed24307bbf9bc5cf0246e713d32119dea078f04d326335e2803ad03cbea58169d2c6e2c8c92495d725abf7fc41ab4b225e6e6c42174b62ba55e9ea9c5677ce57e2f0858b045ad4cc15c9ed65ea735dcf4d06ccf412aea9eb31a5cb4abf5e0fbc9c7f7eb886004614e37c04667f0473f87dd4ffd662bd9f78446c8d09dcd207a9ac7fa739f8d4c92eede627b88a6d38ccd7fd525791530e8b6483cd9178e32c7f41388d4702acb01d09949007c5f440170cb618944fcb858ca77254fb0efc04db87772bdab0c3ca7eb61185109c0fd7b67f6f3b48663e701113e2da3b34d51cc0fec8", 0xf3}, {&(0x7f0000000300)="4d32192289fce2c8234d2ed26ee90cde77bd88ee7bb76657893ca0d7f1d6589e1059dc0100403a6137fbda10abda85318fcdb1053531fb37405c084c95731e02b4db8012e0e2723fdf605439860ab565e493eae0f0cf8a55d40f9ce3955f6dfb1d59caf9e726da0934250c85360657255424313b7e8303d8a6960b80ef1a4da4e407da58cb9af84cf859b8a6429aeecc94d281a6fcf4fa50405bba2047e7297c15fe6438965398c8ff36", 0xaa}, {&(0x7f00000003c0)="31d2696ade137b3be3224ac3ff641c12ffcb44dba50d77db5579449d941cd02b0adcf350f6c01fc7e695d2bf9292eaa7e2d6ee42a18baa2730e989af025c53cf4a924d94548cfdb2e31a6039e62dc0498e084cc70e36fba66fe4c3475c85b943179b6506a0c7a4f7c7a708abb45ae75807d5f02d64207de5808b5022c2032f2c1a90beb98114a2a1e4b68588bab0491b24d5d07fd40817adb1e23f851c24806f9d1f424bb87f63f96926c910e2f1c929be00672073", 0xb5}], 0x4, &(0x7f00000004c0)=[{0x108, 0x201, 0x10000, "ea24277722925625f2853683713d4db1d9c788152808589ecd622c7e890a6312616bf82d9ef936a59c63b9298d89fe74decf544d2232aa10975718a71f41352d3e36f4dd68a0cd95a8934c6be9061179edc7d6b3422514d8545a319c4fe390dd3a65da3d232d659a45b70f67ea7d44938dbbe5f837310dbc9058aedbfb09436716c24273256a6e889806be2b13a01f5b5b5273bac838e8c8f0c69dbd468a19471623a95b35ff8c9c48c3c01000ed56a175b90b93d1e08f8854fe497b5a06cb548938372527b181c55d3f391f85648b144191e7eaf1e8e5b75c461aedc4cf486c7465db0860dc324a173fb45fb3359d7824a9"}, {0x30, 0x11, 0x4, "bc1457b9033f6e878a70a36ab6437abd0b3be456bf9c2a5da8"}, {0x70, 0x107, 0x38, "d968f89b4737fe229bb2893e6f47a54c4ce8fd284e0ab438464f88fa841ccda9c93c74fd3cde35a3dc4fad76668a51707173606c79742bb3133c8536aaf680c71fa24d3b710d320c0174363daf24afbc0bd6311e7ea6f5ffd857"}], 0x1a8}}, {{&(0x7f0000000680)=@rxrpc=@in4={0x21, 0x2, 0x2, 0x10, {0x2, 0x4e22, @multicast2}}, 0x80, &(0x7f0000000ac0)=[{&(0x7f0000000700)="3d7e5747b53188fd22d12bdee4fb0068c94f0f427c865c0c97c8c7237e693ed7437142cad14c2edbae67", 0x2a}, {&(0x7f0000000740)="9942016433c3bb693e8ab15119c6ed535fa91636e9094212baac8bff82ae8db05223788d8e5ad5ac2d14e1ff5d045f354e0d3b09d2d008e4ddfe71270d668925cadd4526473dfa966a4b3d1869344cd3113a18e10f6c40f52b25678d96e2e10c642ac8b3d70f8b5d50b2a67a406a16d18bba0cbdd3d21f655819efecc4718aa690bbe6032bd8fc26976fdd1e020731a4e78854f3ff7da7b7a54848d49202746951ae79e79405b7916bf96237847ad2e884bd09dd48aba5d93f6f5f8b8a7e994f1190a7eaaacf67c41b09af2966e04d87d829e63f15aff5e091640cef", 0xdc}, {&(0x7f0000000840)="fab1e33a07a61f24dd5ec4d5690bd83d58d1c2d71b0c75231bd0e18ea9e6ac5800b9cf1814679fa76516043e4298e5386a6a5428f99b64d177fa96398d4d2209546a", 0x42}, {&(0x7f00000008c0)="5b5477cbabc16bb61323cee90ca4973255c6429d9cf3b19f46e81ea74c71b6973ed15da42ca0bf8228fbbd2a9a84e8d8f728cc82eb6894b9736f00a15c49723d09c1ed06536a5e8712fa6df64df512b2a5c0f543b996cd933f10b28346f095151eaf04697c98ce4f9ffa0f03cb391da3717120846080acf7da165feba826f7db7d6f21116ee8c306e0", 0x89}, {&(0x7f0000000980)="28edd9d690b2d04d1365cb2e2e14bad475de9771d5e3f3dcd7620b1215c9eee1f55edc8fe7d21e7278544ffeb16065695581f322b312ebd31535415b9c880dcc4c2155ad681298990811d811ee428333d999e17a6947e7314ddde203df245b7daf75daef45851d4e5b16dd9591acde92fb5b47a4456b5ede6a42899e9a1a95b799945f6ae0a30aa953a9e33de2f108c9ea756ee6419843c8faa98b7a67696688e523b528d909a2a9d3074e2775ffd8576d9ce91c9cb2920a0d9cbaae7f60c3604a727f5c464bd4a8b3de", 0xca}, {&(0x7f0000000a80)="a0abc019c583a10c7b6c22579b962b979e46009081fa67e52693e167eec0dcb6291fdae0106064e06b078acf9e99152c27e97026c0", 0x35}], 0x6, &(0x7f0000000b40)=[{0xd0, 0x185, 0xfffffffb, "e00c9945e6468e819c6a44f4494bf6c74fd0839f6f7f9cdb610768e3f9b5e156725206e2054df2aa75f2a05aca911c5d0ad45d10f15e7bc509eab21fa403936b495d8cc12a07f0e27629250e2027a1ad686d8178746d0d575f85bfad4939570b3f4376df34b6bce19b5d533b4cf04276319c44dc14479bd39c05890580686e2812ef151f4ad98bc2907b5b65b314aa89527226bf692057fe371cc7816fb9ae124ae70cae6942ab959684816d2a8ca1472907d089b42d8236fc"}, {0xc8, 0x1, 0x22d, "64b0f8d9674e180916093adc13b64692724719393942cbc0822770e8d87454ba5ec9e8578cadeef2f364570c852cc846b998fd11c836c4b8b7955c885456b8274008a34671da5fc9b6cd4c1f1d4bc92c372496ba1a485dc5e4c516efca92a33ab8b97fd37888685a358e4e4c6965cead73e986f261c16c387ae063eaa244db1a4b549c9a9d826db8685f9a777147969fe688544b0d18ebf889acbf7d37705969cbe9e74758dd1fc28da70af0a4dc498a38af044f703f0f"}, {0x218, 0x1, 0x8, "f0810418219f8979463a0132985223736d3cfac2429601f18c8c3196823d199532ed7da1e5cfcad08ba7dc94ea40649ef33adbf0e04b95cf2be5c42166404ec1e1a0dc7ebb6769294d5c776f0dce742cd3963971ab1713b3a183a1467a3e2bb52770f243dbec9fc8"}], 0x210}}, {{&(0x7f0000000d80)=@x25={0x9, @remote={[], 0x3}}, 0x80, &(0x7f0000003280)=[{&(0x7f0000000e00)="0a1eb8fb8ead12d76d488d12b838f4445d9ddf779722779229ff16d1edc3a9afc1defdb6644cf8e4be634c59ae328c7ce1ae2ac5b3a4a2cd18ea6c834b191e603f7f1338f9cfa37a7352d5f46d7cf0ceb0c60ea30df03a4cad7c8ed00cec0681b5ada26d71496b33bd588e252183f298405664e2c0d87c421da6eff5452df1502a519200", 0x84}, {&(0x7f0000000ec0)="10d3a9293c34ada1a4aa3bd02bbf305730df16af232672db3324bd2432f4c3a4c6c35ca04306e9966108e36937ae5afa0eaa0bf04a71f5b7ad2aeb1e27d50fcf1ebbc8a1fd4639518d173dd18e0b00c72aa036addb225de729e2ff23d6923c3d7197b9e75936bd4ef29e25bfc19d0513aa60af9a952aed433774b2959bb113b95a9450f27657edcc67f235ab5a42b8b4e36021760f48b413a503731d49962da07c96b3b77b82e59d11fedae813bf9f290b9a04f6bea1c76bc5bfac6fadec248d7a416ca4cb4d3370ab0d2d72069c50dc28a73b998f8c6b8db904747fc6396a798ea265a3cfd9af32775c1577593bbe68887e8684c549b83d0d", 0xf9}, {&(0x7f0000000fc0)="48a7d7c747d5c0e1a8afc40169d893acc88f674b6276a1569d26baa0", 0x1c}, {&(0x7f0000001000)="744a0c231bf974ba31fb78c20c78b692768d918f3a16", 0x16}, {&(0x7f0000001040)="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", 0xfc}, {&(0x7f0000001140)="8b3de8", 0x2}, {&(0x7f0000001180)="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{&(0x7f0000006ac0)="bca7e618bd8ce92a36ef3aba954172d8428a1de995a32239b9365bc73fa2a2d3b60bdda37e38272e15ac62", 0x2b}, {&(0x7f0000006b00)="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", 0xfd}, {&(0x7f0000006c00)="0323127ce72ebb1caf733d3ab2b9a8eaf705fe3578de302df7c6dae0d1427b", 0x1f}, {&(0x7f0000006c40)="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", 0x1000}], 0x5, &(0x7f0000007cc0)=[{0xd8, 0x0, 0x3, "6cf3b0269e1dee9cedfa306717b2beca22490cb56f850d3da4b5e88bb67c78a565d23f0f48de160aa594175c1d4b759c3a56dbee96a13c7f7492b3c16890ebedb3e89704a7fbf70373858ca94da56890b481b42e767cad3734ebbfd47acfdb99a844361e9fb590667d1239530ead361752d3f5c74bcac8120ce8387c5688c43b894c863ce232c7245a3abe42cb4b441056ab12281a176500cf622ed9505151d404e296056fecffa0c7e0447d313156e233fae0fb237c896e4eb0a1ce1270229807ed0fbdfa4d56"}], 0xd8}}], 0x7, 0x24085) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:47 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x4009ff) r1 = openat$vhci(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhci\x00', 0x2) write$vhci(r1, &(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x11cc1}, 0x2) 07:12:47 executing program 3: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000001840)={'team_slave_0\x00'}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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 = add_key$keyring(&(0x7f0000000380)='keyring\x00', &(0x7f00000003c0)={'syz'}, 0x0, 0x0, 0xfffffffffffffffe) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x10080, 0x0) connect$rose(r1, &(0x7f0000000140)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x2, [@default, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x40) r2 = add_key$user(&(0x7f0000000480)='user\x00', &(0x7f0000000080)={'syz'}, &(0x7f0000000900)="585ccbc4ed83b836c1a6474914dc5500b66147b3c7218a91690000000042e3d35228897501f93191b076ac446ff0022b8753a1fa748c569f435fb3bae96efb74b50ec93c2db8eae3198a29e5c0cfc60000ce0637cef580b4ec24c53d86571ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f6110fd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff33c1e8e036e5031949762d009d308bd73f477252d0000000000004000000000000000000000000000000000195e23", 0xc0, r0) r3 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz'}, &(0x7f0000000100)='\x00', 0x1, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000000)={r3, r2, r3}, &(0x7f0000000700)=""/243, 0x356, &(0x7f0000000040)={&(0x7f0000000580)={'poly1305-simd\x00\x00\x00\x00\x00\x00\x0f@\x00\x00\x00\x00\x02\x00\x00\x00\x0f\x00@\x00\x00\x01\x00'}, &(0x7f0000000180)}) 07:12:47 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='secu2ity&selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 193.877005] block nbd4: Receive control failed (result -22) [ 193.884224] block nbd4: shutting down sockets 07:12:47 executing program 1: r0 = openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/attr/current\x00', 0x2, 0x0) sendfile(0xffffffffffffffff, r0, 0x0, 0x27) pipe(&(0x7f0000000100)) socket$alg(0x26, 0x5, 0x0) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000140)=0xfffffffffffffffb) perf_event_open(&(0x7f000001d000)={0x1, 0x138, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000001400)=[@mss={0x2, 0x7}, @sack_perm, @timestamp, @mss={0x2, 0x9}, @timestamp, @mss={0x2, 0x1}, @mss={0x2, 0xfff}, @sack_perm, @sack_perm, @window={0x3, 0x2, 0x7}], 0xa) recvmsg$kcm(r1, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r4, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x0, 0x5, 0x0, 0x9}, 0x2c) pipe(&(0x7f0000001340)) r5 = open(&(0x7f0000000100)='./bus\x00', 0x141042, 0x0) pwritev(r5, &(0x7f0000001380)=[{&(0x7f0000003040)="02", 0x1}], 0x1, 0x0) fallocate(r5, 0x20, 0x0, 0xfffffeff000) fallocate(r5, 0x0, 0x0, 0x10000101) name_to_handle_at(r5, &(0x7f0000000200)='./file0\x00', &(0x7f0000001380)=ANY=[@ANYBLOB="4d000000ff7f0000992adf55982c35bdeb6938f98b58d81bc5c49a14842871e81c39d9d5947d744eb27a6892251dfb959d7b5c2c04c2f5565413b8afd6ab4af7f966654dffffffff00000000b1"], &(0x7f0000000240), 0x1400) pipe(&(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_create(0xe) write$FUSE_INTERRUPT(r6, &(0x7f0000000000)={0x10}, 0x10) [ 193.926712] block nbd0: Receive control failed (result -22) [ 193.944597] block nbd0: shutting down sockets [ 193.955844] block nbd4: shutting down sockets 07:12:48 executing program 5: r0 = socket(0xa, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) write$binfmt_aout(r1, &(0x7f0000000200)={{0xcc, 0x7, 0x6, 0x18e, 0x12c, 0x101, 0x62, 0x4}, "7c2eecb2d055c403c645e290487058280ee85eb1456d7dd211b3cf77626c8095cd7aaa11c7b3788502b0fd87cb90c2e013e11ceef9ec777d55f1ee71916404e76391d2dd6b188dc119c3b2aa6e2e63d872a49e56499b765f7ec019007310c7bd40b35da1a13d3d21555077d250aa6251f1de6334844639c1c45e79989ad34a8b4e07852425d19ad04e373fd4f20d7d98b785e190ccbfca1e2d919ac2f03eafaaea16a895bf2f5ccac80145fc95ecb4199c3537c17d", [[], [], [], [], [], [], [], []]}, 0x8d5) ioctl$FS_IOC_SETFLAGS(0xffffffffffffffff, 0x40086602, &(0x7f0000000000)=0x1) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:48 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) r2 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x637fe7fd1fbb2dcd, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x10005, 0x2e800) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r5, 0x0, r5) setsockopt$sock_void(r5, 0x1, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) [ 194.018294] block nbd0: shutting down sockets 07:12:48 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x4b00, 0x0) ioctl$UFFDIO_WAKE(r3, 0x8010aa02, &(0x7f0000000040)={&(0x7f0000ffc000/0x2000)=nil, 0x2000}) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:48 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21, @broadcast}, 0x10) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) r1 = inotify_init1(0x0) fcntl$setown(r1, 0x8, 0xffffffffffffffff) fcntl$getownex(r1, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r2, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) syz_open_procfs(r2, &(0x7f0000000080)='net/ip_vs\x00') prctl$PR_SET_PTRACER(0x59616d61, r2) 07:12:48 executing program 3: syz_emit_ethernet(0x82, &(0x7f0000000000)=ANY=[@ANYBLOB="aaaaaa9cb899f533fe64b2aaaaaaffffffffffff74000000ef00019078ac2314bbac14141105009078000000009c00000000000000002f0000ac1e0001bb030000443c0000000000000000000000000000ac1414000000000000000000ac14c45cec77c8e151a3000000b7ecebfb000000162acbf6572f9335ffffffff10000000860600"/142], 0x0) [ 194.154105] block nbd0: Receive control failed (result -22) [ 194.165714] block nbd0: shutting down sockets [ 194.185815] ptrace attach of "/root/syz-executor.2"[7009] was attempted by "/root/syz-executor.2"[8946] 07:12:48 executing program 3: mknod(&(0x7f0000000200)='./bus\x00', 0x0, 0x0) mknod(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x40000, 0x0) setsockopt$inet_MCAST_MSFILTER(0xffffffffffffffff, 0x0, 0x30, &(0x7f0000000940)=ANY=[], 0x0) ioctl$EXT4_IOC_SWAP_BOOT(0xffffffffffffffff, 0x6611) recvfrom$x25(0xffffffffffffffff, &(0x7f0000000440)=""/84, 0x54, 0x0, 0x0, 0x0) gettid() fcntl$setownex(0xffffffffffffffff, 0xf, 0x0) clone(0x180000105, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = inotify_init1(0x0) fcntl$setown(r1, 0x8, 0xffffffffffffffff) fcntl$getownex(r1, 0x10, &(0x7f0000000100)={0x0, 0x0}) process_vm_readv(r2, &(0x7f0000000380)=[{&(0x7f0000000340)=""/61, 0x3d}], 0x1, &(0x7f0000000140)=[{&(0x7f0000000240)=""/72, 0x48}], 0x1, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f00000000c0)=0xc) syz_open_procfs(r3, &(0x7f0000000080)='net/ip_vs\x00') perf_event_open(&(0x7f000000a000)={0x4, 0xffffffffffffff75, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x6}, 0x8000000200000402, 0x800007f, 0x0, 0x7, 0x0, 0x0, 0x2000}, r2, 0x0, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) r4 = open(&(0x7f0000000600)='./bus\x00', 0x2, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000cd0fc8)={0x0, 0x0, 0x0}, 0x0) write$P9_RATTACH(r4, &(0x7f0000000080)={0x14}, 0xfffffff4) syz_init_net_socket$nfc_llcp(0x27, 0x0, 0x1) bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0) ioctl$BINDER_THREAD_EXIT(r4, 0x40046208, 0x0) 07:12:48 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r4 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vsock\x00', 0x105000, 0x0) sendto$rxrpc(r4, &(0x7f0000000000)="1eeeff73d491a0875ac889bb89ee719ba5b1dc69cf141d61e2f9bac01927b440cf636880a8216d9ec0d927e187e87a38e89ba30a75711e498d9f6d2de328e6de2d1d343f26f6d80b14883468ab83bee15c4582c4711032cbd7c35f3c4c235b428b9a2188f11765e3e3ee2405c66d760b9ac3a9154356bc22842a5e92abf7f3b9305313d4a34befcbfa9074806997fe558fdb4718b0331361102f1ceab16b0db06b5f3d02ed65c690fad4628b5300ab56037ff09b691cd1f7964a8f76050c44f77b9a85301609e5d9e7f4c5a5145d3f7d86", 0xfffffffffffffdf8, 0x4000, &(0x7f0000000100)=@in6={0x21, 0x1, 0x2, 0xffffffffffffff16, {0xa, 0x4e24, 0x8, @dev={0xfe, 0x80, [], 0x1a}, 0xffffff81}}, 0xfffffffffffffe53) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000200)='/dev/dlm_plock\x00', 0x400, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) [ 194.201960] block nbd0: Could not allocate knbd recv work queue. [ 194.210642] block nbd0: shutting down sockets [ 194.240568] ptrace attach of "/root/syz-executor.2"[7009] was attempted by "/root/syz-executor.2"[8946] 07:12:48 executing program 4: socket(0x11, 0x80000, 0x80) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0x4240a2a0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 07:12:48 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) utimes(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)={{r1, r2/1000+30000}, {0x77359400}}) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) [ 194.373980] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8959] 07:12:48 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8010, 0x2}) [ 194.434355] block nbd0: Receive control failed (result -22) 07:12:48 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="00000000000000000080000f4e0000040000020000000000000009000065ff290000000000"]) 07:12:48 executing program 1: r0 = openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/attr/current\x00', 0x2, 0x0) sendfile(0xffffffffffffffff, r0, 0x0, 0x27) pipe(&(0x7f0000000100)) socket$alg(0x26, 0x5, 0x0) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f0000000140)=0xfffffffffffffffb) perf_event_open(&(0x7f000001d000)={0x1, 0x138, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) bind$inet(r3, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r2, 0x0, r3, 0x0, 0x10005, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000001400)=[@mss={0x2, 0x7}, @sack_perm, @timestamp, @mss={0x2, 0x9}, @timestamp, @mss={0x2, 0x1}, @mss={0x2, 0xfff}, @sack_perm, @sack_perm, @window={0x3, 0x2, 0x7}], 0xa) recvmsg$kcm(r1, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r4, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}], 0xff33) bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x0, 0x5, 0x0, 0x9}, 0x2c) pipe(&(0x7f0000001340)) r5 = open(&(0x7f0000000100)='./bus\x00', 0x141042, 0x0) pwritev(r5, &(0x7f0000001380)=[{&(0x7f0000003040)="02", 0x1}], 0x1, 0x0) fallocate(r5, 0x20, 0x0, 0xfffffeff000) fallocate(r5, 0x0, 0x0, 0x10000101) name_to_handle_at(r5, &(0x7f0000000200)='./file0\x00', &(0x7f0000001380)=ANY=[@ANYBLOB="4d000000ff7f0000992adf55982c35bdeb6938f98b58d81bc5c49a14842871e81c39d9d5947d744eb27a6892251dfb959d7b5c2c04c2f5565413b8afd6ab4af7f966654dffffffff00000000b1"], &(0x7f0000000240), 0x1400) pipe(&(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_create(0xe) write$FUSE_INTERRUPT(r6, &(0x7f0000000000)={0x10}, 0x10) [ 194.680841] audit: type=1800 audit(1572160368.674:60): pid=8949 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="collect_data" cause="failed" comm="syz-executor.1" name="bus" dev="sda1" ino=16672 res=0 07:12:48 executing program 5: r0 = socket(0x10, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x66a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:48 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) close(0xffffffffffffffff) bind$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x40000, 0x0) splice(r1, 0x0, 0xffffffffffffffff, 0x0, 0x10005, 0x0) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000000)=0x7, 0x4) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000380)=ANY=[@ANYBLOB="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"]) [ 194.914384] block nbd5: Device being setup by another task [ 194.921531] block nbd5: shutting down sockets 07:12:49 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f0000000000)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2e, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)=ANY=[@ANYBLOB="0000000000000000008000000000000002000000000000000000000010000000"]) 07:12:49 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x8100) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = fcntl$dupfd(r5, 0x0, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/ubi_ctrl\x00', 0x80001, 0x0) setsockopt$inet6_MCAST_MSFILTER(r8, 0x29, 0x30, &(0x7f0000000280)={0x919, {{0xa, 0x4e24, 0x4, @empty, 0x4}}, 0x2, 0x8, [{{0xa, 0x4e24, 0x1, @ipv4={[], [], @multicast1}, 0x5a6e}}, {{0xa, 0x4e22, 0x1, @dev={0xfe, 0x80, [], 0x16}, 0xfffffff8}}, {{0xa, 0x4e21, 0x28, @dev={0xfe, 0x80, [], 0x2b}, 0x9}}, {{0xa, 0x4e20, 0x7ee7, @loopback, 0xfffffffe}}, {{0xa, 0x4e22, 0x4, @remote, 0x98}}, {{0xa, 0x4e20, 0x17b5e0, @ipv4={[], [], @broadcast}, 0x100}}, {{0xa, 0x4e20, 0x7, @loopback, 0x7}}, {{0xa, 0x4e23, 0x2, @empty, 0xff}}]}, 0x490) r9 = fcntl$dupfd(r7, 0x0, r7) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) epoll_ctl$EPOLL_CTL_DEL(r6, 0x2, r9) fsetxattr$trusted_overlay_opaque(0xffffffffffffffff, &(0x7f0000000080)='trusted.overlay.opaque\x00', &(0x7f00000000c0)='y\x00', 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) prctl$PR_GET_DUMPABLE(0x3) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r3, 0x10e, 0x4, &(0x7f0000000000)=0x3f, 0x4) getsockopt$IP_VS_SO_GET_INFO(r4, 0x0, 0x481, &(0x7f0000000180), &(0x7f0000000200)=0xc) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) [ 195.126619] ptrace attach of "/root/syz-executor.3"[7007] was attempted by "/root/syz-executor.3"[8972] [ 195.131984] block nbd0: shutting down sockets 07:12:49 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000240)={0x0, 0xfffffffffffffffb, 0x0, 0x0, 0x1d5}) 07:12:49 executing program 0: socket(0x11, 0x5, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000040)='*\x00\x81\xb2\xb7nb\x01#\x01', 0x0, 0x460601) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1f) r2 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x7, 0x200) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={0x0, r2, 0x10}, 0x10) 07:12:49 executing program 1: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) r2 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x637fe7fd1fbb2dcd, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r4, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x10005, 0x2e800) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r5, 0x0, r5) setsockopt$sock_void(r5, 0x1, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) 07:12:49 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) socketpair(0x3, 0x4, 0x6, &(0x7f0000000000)) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) bind$inet(r2, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r2, 0x0, 0x10005, 0x0) ioctl$FS_IOC_FIEMAP(r2, 0xc020660b, &(0x7f0000000080)=ANY=[@ANYRESDEC=0x0]) 07:12:49 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) r4 = socket$inet_udp(0x2, 0x2, 0x0) close(r4) bind$inet(r4, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) splice(r3, 0x0, r4, 0x0, 0x10005, 0x0) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0xfff) sendmsg$nl_route(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=@newlink={0x3c, 0x10, 0x501, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0xc, 0x2, [@IFLA_BR_HELLO_TIME={0x8}]}}}]}, 0x3c}}, 0x0) r5 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x800, 0x0) r6 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_BIND(r6, &(0x7f00000000c0)={0x14, 0x88, 0xfa00, {r7, 0x30, 0x0, @ib={0x1b, 0x0, 0x0, {}, 0x1110600, 0xffffffffffffffff}}}, 0x90) write$RDMA_USER_CM_CMD_ACCEPT(r5, &(0x7f00000001c0)={0x8, 0x120, 0xfa00, {0x4, {0x9, 0x423, "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", 0x7f, 0xfc, 0x5, 0x2, 0x8, 0x7f, 0xff, 0x1}, r7}}, 0x128) [ 195.284432] block nbd4: Receive control failed (result -22) [ 195.294762] block nbd4: shutting down sockets 07:12:49 executing program 4: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x400000, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:49 executing program 0: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000000), 0x4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1f) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) 07:12:49 executing program 2: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fsetxattr$security_selinux(r0, &(0x7f0000000200)='security.selinux\x00', &(0x7f00000001c0)='unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00', 0x2af, 0x0) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000180)={0x0, 0x8000, 0x2}) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x8100, 0x0) ioctl$VIDIOC_S_DV_TIMINGS(r1, 0xc0845657, &(0x7f0000000080)={0x0, @bt={0x80, 0x1, 0x1, 0x3, 0x98, 0x0, 0x9, 0x7, 0x5, 0x6, 0x3, 0xc2, 0x3f, 0xfff, 0x4, 0x20}}) [ 195.439273] block nbd4: shutting down sockets [ 195.463127] block nbd0: Receive control failed (result -22) [ 195.473663] block nbd0: shutting down sockets [ 195.486630] block nbd0: shutting down sockets [ 195.506429] block nbd4: shutting down sockets [ 195.815683] block nbd5: Device being setup by another task [ 195.821904] block nbd5: shutting down sockets [ 427.992773] INFO: task syz-executor.5:8993 blocked for more than 140 seconds. [ 428.000798] Not tainted 4.14.150 #0 [ 428.004976] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.013071] syz-executor.5 D29008 8993 7005 0x00000004 [ 428.018731] Call Trace: [ 428.021457] __schedule+0x7b8/0x1cd0 [ 428.025188] ? pci_mmcfg_check_reserved+0x150/0x150 [ 428.030292] schedule+0x92/0x1c0 [ 428.033708] schedule_timeout+0x93b/0xe10 [ 428.037859] ? wait_for_completion+0x274/0x420 [ 428.042580] ? find_held_lock+0x35/0x130 [ 428.046683] ? usleep_range+0x130/0x130 [ 428.050748] ? wait_for_completion+0x274/0x420 [ 428.055354] ? _raw_spin_unlock_irq+0x28/0x90 [ 428.060194] ? trace_hardirqs_on_caller+0x400/0x590 [ 428.065236] wait_for_completion+0x27c/0x420 [ 428.069662] ? wait_for_completion_interruptible+0x490/0x490 [ 428.075607] ? wake_up_q+0xf0/0xf0 [ 428.079176] flush_workqueue+0x3d1/0x1400 [ 428.083407] ? uevent_store+0x70/0x70 [ 428.087238] ? flush_work+0x730/0x730 [ 428.091139] ? wait_for_completion+0x420/0x420 [ 428.096011] ? sock_shutdown+0x1d9/0x250 [ 428.100153] nbd_ioctl+0x9c4/0xb30 [ 428.104003] ? nbd_ioctl+0x9c4/0xb30 [ 428.107728] ? nbd_add_socket+0x5e0/0x5e0 [ 428.111951] ? finish_wait+0x260/0x260 [ 428.115848] ? trace_hardirqs_on+0x10/0x10 [ 428.120468] ? nbd_add_socket+0x5e0/0x5e0 [ 428.124635] blkdev_ioctl+0x96b/0x1860 [ 428.128532] ? blkpg_ioctl+0x980/0x980 [ 428.132486] ? __might_fault+0x110/0x1d0 [ 428.136586] ? __might_sleep+0x93/0xb0 [ 428.140551] ? __fget+0x210/0x370 [ 428.144015] block_ioctl+0xde/0x120 [ 428.147697] ? blkdev_fallocate+0x3b0/0x3b0 [ 428.152254] do_vfs_ioctl+0x7ae/0x1060 [ 428.156155] ? selinux_file_mprotect+0x5d0/0x5d0 [ 428.161207] ? lock_downgrade+0x740/0x740 [ 428.165601] ? ioctl_preallocate+0x1c0/0x1c0 [ 428.170114] ? __fget+0x237/0x370 [ 428.173603] ? security_file_ioctl+0x89/0xb0 [ 428.178033] SyS_ioctl+0x8f/0xc0 [ 428.181490] ? do_vfs_ioctl+0x1060/0x1060 [ 428.185680] do_syscall_64+0x1e8/0x640 [ 428.189640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.194821] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 428.200090] RIP: 0033:0x459f39 [ 428.203310] RSP: 002b:00007f540d3a9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 428.211606] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459f39 [ 428.218890] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 428.226750] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 428.234583] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f540d3aa6d4 [ 428.241954] R13: 00000000004c39e6 R14: 00000000004d7958 R15: 00000000ffffffff [ 428.249428] [ 428.249428] Showing all locks held in the system: [ 428.256026] 1 lock held by khungtaskd/1017: [ 428.260759] #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x7f/0x21f [ 428.269940] 1 lock held by rsyslogd/6836: [ 428.274245] #0: (&f->f_pos_lock){+.+.}, at: [] __fdget_pos+0xab/0xd0 [ 428.282838] 2 locks held by getty/6958: [ 428.286934] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.295967] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.305446] 2 locks held by getty/6959: [ 428.309606] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.318592] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.327982] 2 locks held by getty/6960: [ 428.332014] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.340748] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.350107] 2 locks held by getty/6961: [ 428.354089] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.362917] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.372526] 2 locks held by getty/6962: [ 428.376482] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.385220] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.394605] 2 locks held by getty/6963: [ 428.398588] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.407509] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.417113] 2 locks held by getty/6964: [ 428.421156] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 428.430114] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 428.439451] 2 locks held by kworker/u5:2/8071: [ 428.444085] #0: ("knbd%d-recv"nbd->index){+.+.}, at: [] process_one_work+0x76e/0x1600 [ 428.453934] #1: ((&args->work)){+.+.}, at: [] process_one_work+0x7ab/0x1600 [ 428.462866] [ 428.464494] ============================================= [ 428.464494] [ 428.471644] NMI backtrace for cpu 1 [ 428.475279] CPU: 1 PID: 1017 Comm: khungtaskd Not tainted 4.14.150 #0 [ 428.481872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.491221] Call Trace: [ 428.493817] dump_stack+0x138/0x197 [ 428.497439] nmi_cpu_backtrace.cold+0x57/0x94 [ 428.501963] ? irq_force_complete_move.cold+0x7d/0x7d [ 428.507251] nmi_trigger_cpumask_backtrace+0x141/0x189 [ 428.512511] arch_trigger_cpumask_backtrace+0x14/0x20 [ 428.517708] watchdog+0x5e7/0xb90 [ 428.521300] kthread+0x319/0x430 [ 428.524675] ? hungtask_pm_notify+0x50/0x50 [ 428.528987] ? kthread_create_on_node+0xd0/0xd0 [ 428.533670] ret_from_fork+0x24/0x30 [ 428.537646] Sending NMI from CPU 1 to CPUs 0: [ 428.542502] NMI backtrace for cpu 0 [ 428.542506] CPU: 0 PID: 2851 Comm: kworker/u4:5 Not tainted 4.14.150 #0 [ 428.542510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.542512] Workqueue: bat_events batadv_nc_worker [ 428.542516] task: ffff88809d92e080 task.stack: ffff88809d958000 [ 428.542518] RIP: 0010:mark_lock+0x6b/0x1240 [ 428.542520] RSP: 0018:ffff88809d95fa58 EFLAGS: 00000806 [ 428.542524] RAX: 000000000000002a RBX: 0000000000000000 RCX: 1ffff11013b25d2e [ 428.542527] RDX: 0000000000000000 RSI: ffff88809d92e950 RDI: ffff88809d92e080 [ 428.542530] RBP: ffff88809d95faa0 R08: 0000000000000000 R09: ffff88809d92e970 [ 428.542532] R10: ffff88809d92e950 R11: ffff88809d92e080 R12: ffff88809d92e950 [ 428.542535] R13: 0000000000000100 R14: 0000000000000008 R15: ffff88809d92e080 [ 428.542538] FS: 0000000000000000(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 428.542541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 428.542543] CR2: 000000c43401a190 CR3: 000000008c41f000 CR4: 00000000001406f0 [ 428.542546] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 428.542548] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 428.542550] Call Trace: [ 428.542552] ? save_trace+0x290/0x290 [ 428.542554] ? lock_downgrade+0x740/0x740 [ 428.542555] __lock_acquire+0x5f7/0x4620 [ 428.542557] ? trace_hardirqs_on+0x10/0x10 [ 428.542559] ? __lock_acquire+0x5f7/0x4620 [ 428.542561] ? trace_hardirqs_on+0x10/0x10 [ 428.542563] ? save_trace+0x290/0x290 [ 428.542565] ? trace_hardirqs_on+0x10/0x10 [ 428.542567] ? batadv_nc_worker+0x1ad/0x6d0 [ 428.542568] ? find_held_lock+0x35/0x130 [ 428.542570] ? batadv_nc_worker+0x1ad/0x6d0 [ 428.542572] lock_acquire+0x16f/0x430 [ 428.542574] ? batadv_nc_worker+0xd3/0x6d0 [ 428.542576] batadv_nc_worker+0x107/0x6d0 [ 428.542578] ? batadv_nc_worker+0xd3/0x6d0 [ 428.542580] process_one_work+0x863/0x1600 [ 428.542581] ? pwq_dec_nr_in_flight+0x2e0/0x2e0 [ 428.542583] worker_thread+0x5d9/0x1050 [ 428.542585] kthread+0x319/0x430 [ 428.542587] ? process_one_work+0x1600/0x1600 [ 428.542589] ? kthread_create_on_node+0xd0/0xd0 [ 428.542590] ret_from_fork+0x24/0x30 [ 428.542592] Code: 74 08 3c 01 0f 8e f7 06 00 00 41 0f b7 44 24 20 66 a9 ff 1f 74 7d 48 ba 00 00 00 00 00 fc ff df 4c 89 c9 48 c1 e9 03 0f b6 14 11 <84> d2 74 09 80 fa 03 0f 8e de 06 00 00 25 ff 1f 00 00 48 69 d8 [ 428.543227] Kernel panic - not syncing: hung_task: blocked tasks [ 428.778186] CPU: 1 PID: 1017 Comm: khungtaskd Not tainted 4.14.150 #0 [ 428.784804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.794234] Call Trace: [ 428.796811] dump_stack+0x138/0x197 [ 428.800635] panic+0x1f9/0x42d [ 428.803884] ? add_taint.cold+0x16/0x16 [ 428.807856] ? irq_force_complete_move.cold+0x7d/0x7d [ 428.813144] watchdog+0x5f8/0xb90 [ 428.816611] kthread+0x319/0x430 [ 428.819959] ? hungtask_pm_notify+0x50/0x50 [ 428.824262] ? kthread_create_on_node+0xd0/0xd0 [ 428.829610] ret_from_fork+0x24/0x30 [ 428.835593] Kernel Offset: disabled [ 428.839249] Rebooting in 86400 seconds..