device. [ 499.687626][T23801] block nbd2: server does not support multiple connections per device. 14:18:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080a0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 499.746172][T23801] block nbd2: Device being setup by another task [ 499.777696][T23801] block nbd2: server does not support multiple connections per device. 14:18:25 executing program 4: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 499.819717][T23801] block nbd2: server does not support multiple connections per device. 14:18:25 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 499.875205][T23809] block nbd2: NBD_DISCONNECT [ 499.882039][T23809] block nbd2: Send disconnect failed -32 [ 499.913370][T23809] block nbd2: Send disconnect failed -32 14:18:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080c0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 499.951713][T23809] block nbd2: Send disconnect failed -32 [ 500.010776][T23809] block nbd2: Device being setup by another task [ 500.109813][T23801] block nbd2: server does not support multiple connections per device. [ 500.137172][T23821] block nbd2: server does not support multiple connections per device. [ 500.191599][T23824] block nbd2: Device being setup by another task [ 500.198057][T23801] block nbd2: server does not support multiple connections per device. [ 500.215455][T23809] block nbd2: server does not support multiple connections per device. 14:18:25 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:25 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_ax25_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000000280)={@bcast, @null, 0x6, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x801) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f0000000340)=ANY=[@ANYBLOB="380000000b1400042cbd7000fddbdf2508003f006107d601000000080003ac7c3be7efb853bd000200000000000000000000000000000000a2dbb5c19af1c4c1a6c1a040e43bd2cd9e8625fba14f0a7a3e1bd605ef8313837db7d502d7fbf3a59af36b3ada145a2598a1ae261e103865afc519cc8a886ac434381397a8ee141462b78a270ea66db06f073d4062d5ca43701fc0d06a893bc48afda333899227436a56304965f1823ed3f4433e6c153440cff57e456595b51ecaf6237e1962555ae36fe19574fc9ada580a5661acc04072979014ee881546575b6e146a3e685d01"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x48810) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) splice(0xffffffffffffffff, 0x0, r6, 0x0, 0xa, 0x0) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r6, 0x80605414, &(0x7f00000000c0)) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080e0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:25 executing program 4: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 500.400461][T23836] block nbd2: Device being setup by another task 14:18:25 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:25 executing program 4: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 500.478001][T23836] block nbd2: NBD_DISCONNECT [ 500.488557][T23836] block nbd2: Send disconnect failed -32 14:18:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080f0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 500.520148][T23836] block nbd2: Send disconnect failed -32 [ 500.545756][T23836] block nbd2: Send disconnect failed -32 [ 500.575673][T23836] block nbd2: Device being setup by another task [ 500.601121][T23851] block nbd2: NBD_DISCONNECT [ 500.616443][T23851] block nbd2: Send disconnect failed -32 14:18:25 executing program 1: ioctl$sock_ipv6_tunnel_SIOCDELPRL(0xffffffffffffffff, 0x89f6, &(0x7f0000000180)={'syztnl0\x00', &(0x7f0000000100)={'ip6_vti0\x00', 0x0, 0x4, 0x7f, 0x2, 0x5, 0x20, @mcast2, @mcast1, 0x7800, 0x20, 0xb25c, 0x8000}}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)={0x558, 0x0, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [{{0x8}, {0x1c0, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0xffffff3c}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0xd0f}}, {0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}]}}, {{0x8}, {0x128, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x2000000}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x1000}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x1}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x74, 0x2, 0x0, 0x1, [{0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x7fffffff}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8}}}]}}, {{0x8}, {0x1c8, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x200}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8, 0x6, r0}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x44, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0x11, 0x4, 'activebackup\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8}}, {0x8, 0x6, r5}}}]}}]}, 0x558}, 0x1, 0x0, 0x0, 0x20000080}, 0x8000) r6 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r7 = ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r6, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r6, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r7, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r7, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000080)=ANY=[@ANYBLOB="8510048bf339331a46e14913ce77da1a62f596d5203599bf4a06c92d2de692e4b6c536182aceb4ce33d56a6ac8798b9d5fe9f8d1b0f6a1d89adc2ebe2a5ef64d9937734f3addebea9552af2d284a1be55736f5b2d508bc1355e2bd65eb78780def707f34aece16bc2114aefa5078c06df5e73a75df0dbf44"], 0x0, 0x4, 0x0, 0x0, 0x0, 0xb, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r7, 0xae80, 0x0) 14:18:25 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 500.644264][T23851] block nbd2: Send disconnect failed -32 14:18:25 executing program 4: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008100a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 500.687600][T23851] block nbd2: Send disconnect failed -32 14:18:26 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000140)='/dev/nbd#\x00', 0x0, 0x521043) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = socket(0x10, 0x1, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x71) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)={0x4200, 0x110, 0x11}, 0x18) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:26 executing program 4: socketpair$unix(0x1, 0x2, 0x0, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008280a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 1: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x2, 0x94, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x300, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_bp={0x0}, 0x0, 0xec, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000240)=ANY=[@ANYBLOB="f9bc2ccd9c71f394e12bfba9fa6a7c8dea7fe5"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) r2 = socket$inet_udplite(0x2, 0x2, 0x88) r3 = syz_init_net_socket$bt_sco(0x1f, 0x3, 0x6) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$sock_bt_hidp_HIDPCONNADD(r3, 0x400448c8, &(0x7f0000000000)={r5, r4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0xfffe, 0x0, 0x0, 0x0, 'syz0\x00'}) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$EXT4_IOC_SWAP_BOOT(r6, 0x6611) getsockopt$sock_cred(r2, 0x1, 0x2b, 0x0, &(0x7f00000000c0)) ioctl$KVM_RUN(r1, 0xae80, 0x0) 14:18:26 executing program 4: socketpair$unix(0x1, 0x2, 0x0, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008480a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:26 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x1, 0x6, &(0x7f0000000000)=ANY=[], 0x0, 0x2, 0x0, 0x0, 0x41000, 0x0, [], 0x0, 0x1c, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) prctl$PR_SET_TIMERSLACK(0x1d, 0x8) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:26 executing program 4: socketpair$unix(0x1, 0x2, 0x0, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 501.416018][T23896] __nla_validate_parse: 118 callbacks suppressed [ 501.416031][T23896] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. 14:18:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 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) r3 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setreuid(0x0, r4) r5 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsgid(r6) fchown(r2, r4, r6) [ 501.502409][T23901] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 501.524923][T23901] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 501.572165][T23906] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 501.604490][T23908] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 501.615955][T23910] block nbd2: Device being setup by another task [ 501.626876][T23908] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 501.672355][T23914] block nbd2: NBD_DISCONNECT [ 501.697001][T23914] block nbd2: Send disconnect failed -32 [ 501.734468][T23914] block nbd2: Send disconnect failed -32 [ 501.748466][T23914] block nbd2: Send disconnect failed -32 14:18:27 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:27 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:27 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800084c0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:27 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85000400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) [ 502.247620][T23932] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 502.260003][T23933] block nbd2: Device being setup by another task [ 502.318937][T23937] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 502.365398][T23935] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 502.371632][T23933] block nbd2: Device being setup by another task 14:18:27 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 502.425243][T23942] block nbd2: server does not support multiple connections per device. [ 502.442273][T23937] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 502.466567][T23933] block nbd2: server does not support multiple connections per device. [ 502.527118][T23942] block nbd2: NBD_DISCONNECT [ 502.554795][T23942] block nbd2: Send disconnect failed -32 14:18:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008600a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 502.595051][T23942] block nbd2: Send disconnect failed -32 14:18:27 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:27 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 502.657508][T23942] block nbd2: Send disconnect failed -32 [ 502.712764][T23942] block nbd2: Device being setup by another task [ 502.752854][T23933] block nbd2: Device being setup by another task [ 502.766819][T23942] block nbd2: server does not support multiple connections per device. [ 502.816102][T23945] block nbd2: NBD_DISCONNECT [ 502.821945][T23945] block nbd2: Send disconnect failed -32 [ 502.872811][T23945] block nbd2: Send disconnect failed -32 14:18:28 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 502.952621][T23945] block nbd2: Send disconnect failed -32 [ 502.991812][T23933] block nbd2: server does not support multiple connections per device. 14:18:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008680a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x201) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r3 = dup2(r1, 0xffffffffffffffff) sendmsg$RDMA_NLDEV_CMD_RES_GET(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="500000000914000225bd7000fedbdf25080001000200000008000100000000000800010002000000080001000100000008000100020000bb16e8b688951a95b7fddffc384f7500080001000100000008000100"], 0x50}, 0x1, 0x0, 0x0, 0x8840}, 0x8000) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:28 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:28 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x0) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$USBDEVFS_CLAIM_PORT(r3, 0x80045518, &(0x7f0000000040)=0x3) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r5 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer\x00', 0x28200, 0x0) sendmsg$NFT_MSG_GETSETELEM(r5, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f00000013c0)={0x323c, 0xd, 0xa, 0x401, 0x0, 0x0, {0x7, 0x0, 0x9}, 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"1d548cd8c6654f71edd61ccd7e5f48a3b5a6453bed9cfe13e06ed8dba08c460e56b8b0673bf04ee82bccfa40967a6ea0fb0ad3430f8f9fc119f4b219fa103680a23a5319f62fd8c8991254efcd91c25c50c657a78e611dc4d7f2ab55111a7b57739118f981257aadd190b1b14fc33deaba11b8d767dd7224020d35e2ae"}, @NFTA_DATA_VALUE={0x20, 0x1, "2d87e15d762793641f5124ec7318f2467c56cd10f6ac5f1cecb7759c"}, @NFTA_DATA_VERDICT={0x30, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffe}]}, @NFTA_DATA_VERDICT={0x1c, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffb}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffb}]}]}, @NFTA_SET_ELEM_KEY={0xe0, 0x1, 0x0, 0x1, [@NFTA_DATA_VALUE={0xd9, 0x1, "c40193baec89ea646f14e4a56bd14a3b12c8a239e0446d5a722a707b4120b11946d7effcd30909db9d83d056753c93f9f7107d02654b7732c6e4f3c6163768f5439e182df015a3aaf62c3ba43589fd9464034003267f2a3cd4204c842ec1d1ecd704bacc3509d19d4c3fa4261c97582985ac298a71b3fa295d3fdf187ba3aba07d7de0c4d607cb6baa2c2d3d21e03bb8bddbc04f3d9d44d611456c3a862892e91e49105ed01ceb8851f1afc9fd40efa49236322cbec2ccd029c2611be66abe7cac76a8c483b5f1cf12fb388380e3d13c3de44d0775"}]}, @NFTA_SET_ELEM_TIMEOUT={0xc, 0x4, 0x1, 0x0, 0x4}]}, {0x358, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_FLAGS={0x8, 0x3, 0x1, 0x0, 0x1}, @NFTA_SET_ELEM_KEY_END={0x8, 0xa, 0x0, 0x1, [@NFTA_DATA_VERDICT={0x4}]}, @NFTA_SET_ELEM_KEY_END={0x344, 0xa, 0x0, 0x1, [@NFTA_DATA_VALUE={0xb1, 0x1, "402f931d999e41f7136078f4689776e16d9c5c9a18dbe3afe3d727afea1530c1c6ac511cda95ccf7c8921b22525d3cb7f4c2d2482675cf99a078c65b2c51804b53da2ea9cb03a5b314a749f04b9590483feec0a895f760434737b6b593c805b08714a8a9a38b20876d69c24b06679ff1dab2af7a2dae866c6a37a1f597fe2244712430efeafb9a7747cfc7a7bd8782ce22e8e78e197bf4a545dfa70c36733c93d991a2f3ae29a87a0998846c8c"}, @NFTA_DATA_VALUE={0xda, 0x1, "f9aee8d177c5cf04836128306c3894099ac20efbc6d017bb9dbb84be6cadc1660a0e946c9b766046e02d7690f612fccbbe635ffbd9067740e2e8a44a31e9b1979acec93a9c990c2d3c82ece2f8791e4e02f906af72871a415bcf48f155a086abeaeba994ee572f4c30690429908bbcc3dc868641037c0a032ae85945ee3df55c1e57b25aabe4274a247cc201f70f1e81a9c7947e0cb1a5bc21784be3747facae9091a7b2e850c14a310ed20e258b15b3c23c50e4ea2eaba6ca9a3934d6fbc226704cdc6b65f4c8dbecbb81a9bfa2f4f8866a2a828f75"}, @NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}]}, @NFTA_DATA_VERDICT={0x28, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffb}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xffffffffffffffff}]}, @NFTA_DATA_VERDICT={0x1c, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffb}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffe}]}, @NFTA_DATA_VALUE={0x78, 0x1, "fb7cd40062174e3fe3ebd26a7467e20a730d6a977031cab9a67eb29c991edc89854e222a73c4d3d0e1aa2d995787225e1feb4ce923e71db1843526c5723f574303bdea2e5c141c332292af2d4adf26424768ec850d62c7f9a82a8dfb07930f2f6a8a60313eae71e6b334f03e31f6712a0536819c"}, @NFTA_DATA_VALUE={0xe7, 0x1, "1288342dbb5018a0b5f924a313ca472ed29fc548c8b5b3c984b37bc1e8afcb9d1fffc8c1565a91e0cbfbfb834dde010618d434f710ea2e4af8399d82753d1ffc3ac423073ca102764539c7390614e74513a1758e386ae1412ccbdda7f7c0c17d088bb341fea5699c4d8c30d9391798315439be916891730d5801bc7fb7f700893ae68813ea57b3424accb6ecf65004b05ec4c77e88a23182fea2224afedc585fe078af530fee41e74afe7102d4bd67d0272da631a24915395a58bb6f9bcc7eca7ca45e268ca5c0471cb822b7f0b8739231ec9689fbf5ff877c56db1e7b2741b6fe4ba4"}]}]}, {0xa8, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_KEY_END={0xa4, 0xa, 0x0, 0x1, [@NFTA_DATA_VALUE={0x6b, 0x1, "027ed3f1170fd5911bf0460bb57c6e8cd83e24aeadf118791522658d303092840f4e6f161f60910a99aa4ffdb5f1c3c0f6f495f91eb7f3153e3785c43551df237cd2c58043ea26b939f0e06b36b461c4b85b423466f04bef49bc031f04b37a4675c9c45d194d5a"}, @NFTA_DATA_VERDICT={0x24, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x2}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}]}, @NFTA_DATA_VERDICT={0x10, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}]}]}]}]}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_SET={0x9, 0x2, 'syz2\x00'}]}, 0x323c}, 0x1, 0x0, 0x0, 0x1}, 0x10) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r4, 0xae80, 0x0) 14:18:28 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800086c0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 503.268643][T23975] block nbd2: NBD_DISCONNECT [ 503.280016][T23975] block nbd2: Send disconnect failed -32 [ 503.304328][T23975] block nbd2: Send disconnect failed -32 [ 503.339385][T23975] block nbd2: Send disconnect failed -32 14:18:28 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 503.399969][T23985] block nbd2: NBD_DISCONNECT [ 503.434472][T23985] block nbd2: Send disconnect failed -32 [ 503.458390][T23985] block nbd2: Send disconnect failed -32 14:18:28 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup2(r0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 503.482015][T23985] block nbd2: Send disconnect failed -32 14:18:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cachefiles\x00', 0x103c02, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r2, 0xc004500a, &(0x7f00000000c0)=0x4) ioctl$NBD_DISCONNECT(r0, 0xab08) r3 = syz_open_dev$vcsu(&(0x7f0000000100)='/dev/vcsu#\x00', 0x0, 0x40201) ioctl$SIOCAX25GETINFO(r3, 0x89ed, &(0x7f0000000140)) 14:18:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008740a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:28 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 503.673519][T23999] block nbd2: Device being setup by another task [ 503.686736][T23999] block nbd2: NBD_DISCONNECT [ 503.716422][T23999] block nbd2: Send disconnect failed -32 [ 503.744043][T23999] block nbd2: Send disconnect failed -32 14:18:29 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 503.778577][T23999] block nbd2: Send disconnect failed -32 [ 503.829326][T24004] block nbd2: NBD_DISCONNECT [ 503.834055][T24004] block nbd2: Send disconnect failed -32 [ 503.861047][T24004] block nbd2: Send disconnect failed -32 [ 503.885290][T24004] block nbd2: Send disconnect failed -32 14:18:29 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800087a0a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000080)=ANY=[@ANYBLOB="45e00000e94dec9f0871f90e1d585ab6ad09168ae2b7001022e020fb48a418a9e187ae145e440cc7d82814f4b281c3d2abc80c41ad67996dc70b1c7bea54d965d52c3d5910694a6190d122a55e"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f00000003c0)='devlink\x00') sendmsg$DEVLINK_CMD_GET(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)={0x14, r2, 0x309}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_TRAP_SET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000340)={0x19c, r2, 0x4, 0x70bd2c, 0x25dfdbfb, {}, [{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5, 0x83, 0x1}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5, 0x83, 0x1}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5, 0x83, 0x1}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5, 0x83, 0x1}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x1c, 0x82, 'source_mac_is_multicast\x00'}, {0x5}}]}, 0x19c}, 0x1, 0x0, 0x0, 0x4000}, 0x48054) 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) r4 = socket$inet_udplite(0x2, 0x2, 0x88) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200)='nl80211\x00') sendmsg$NL80211_CMD_GET_SCAN(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)={0x1c, r6, 0xab9535e9a6578fc1, 0x0, 0x0, {0x5}, [@NL80211_ATTR_IFINDEX={0x8}]}, 0x1c}}, 0x0) sendmsg$NL80211_CMD_DEL_KEY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x28, r6, 0x600, 0x70bd28, 0x9, {}, [@NL80211_ATTR_KEY_DEFAULT={0x4}, @NL80211_ATTR_KEY_DEFAULT={0x4}, @NL80211_ATTR_KEY_DEFAULT={0x4}, @NL80211_ATTR_KEY_CIPHER={0x8, 0x9, 0xfac05}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x80) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setreuid(0x0, r7) fsetxattr$security_capability(r3, &(0x7f0000000000)='security.capability\x00', &(0x7f00000000c0)=@v3={0x3000000, [{0x7fff, 0xfb41}, {0x0, 0x8}], r7}, 0x18, 0x3) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080018000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) getsockopt$IP_VS_SO_GET_VERSION(r2, 0x0, 0x480, &(0x7f0000000000), &(0x7f00000000c0)=0x40) 14:18:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080019000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:29 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) [ 504.593776][T24044] block nbd2: Device being setup by another task [ 504.609667][T24044] block nbd2: NBD_DISCONNECT [ 504.636971][T24044] block nbd2: Send disconnect failed -32 [ 504.657142][T24044] block nbd2: Send disconnect failed -32 [ 504.674512][T24044] block nbd2: Send disconnect failed -32 [ 504.712021][T24048] block nbd2: NBD_DISCONNECT [ 504.730516][T24048] block nbd2: Send disconnect failed -32 [ 504.761837][T24048] block nbd2: Send disconnect failed -32 [ 504.767555][T24048] block nbd2: Send disconnect failed -32 14:18:30 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:30 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080025000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) 14:18:30 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000040)=ANY=[@ANYBLOB="82cfdc6e8105318f94a7c8bce0afd76527"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:30 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) 14:18:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r2, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$HIDIOCGCOLLECTIONINDEX(r2, 0x40184810, &(0x7f0000000040)={0x1, 0x200, 0x8, 0x800, 0x800, 0xbb}) 14:18:30 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080067000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 505.315979][T24084] block nbd2: Device being setup by another task [ 505.352969][T24084] block nbd2: NBD_DISCONNECT 14:18:30 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 14:18:30 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008017c000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 505.368332][T24084] block nbd2: Send disconnect failed -32 [ 505.380984][T24084] block nbd2: Send disconnect failed -32 [ 505.386947][T24084] block nbd2: Send disconnect failed -32 14:18:30 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:30 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000040)=ANY=[@ANYBLOB="837ec46f69e6c406248c"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:30 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe020801000108000847d3000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:30 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 14:18:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 506.095878][T24084] block nbd2: NBD_DISCONNECT [ 506.103167][T24084] block nbd2: Send disconnect failed -32 [ 506.131463][T24084] block nbd2: Send disconnect failed -32 [ 506.142425][T24084] block nbd2: Send disconnect failed -32 14:18:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) socketpair(0x1e, 0x80005, 0x0, &(0x7f0000000340)={0x0, 0x0}) close(r2) setsockopt$sock_attach_bpf(r3, 0x10f, 0x87, &(0x7f0000000180), 0x127) sendmsg$tipc(r3, &(0x7f0000000000)={&(0x7f0000000040)=@name={0x1e, 0x7, 0x0, {{0x40}}}, 0x10, 0x0}, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:31 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) sendfile(r3, 0xffffffffffffffff, &(0x7f0000000000)=0x1, 0x4) ioctl$KVM_GET_NR_MMU_PAGES(r3, 0xae45, 0x81) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000140)=ANY=[@ANYBLOB="85100400fdffe7777763d36b8a73fc000000bd927cbb77ffdd721ea11c3aa30a87b5d8cd0000ae7c134782c168f23200080000e4b1b21ec518f733d781f53b82d99c7404af769d976de59a21296cd87c101befc26bf31d3a7343346454d9a766fc5b8c1a1f3e0d7763550000639e0385620df123e82240"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080006000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:31 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 14:18:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x0, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:31 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:31 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) 14:18:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080008000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 506.328694][T24145] block nbd2: Device being setup by another task [ 506.396266][T24145] block nbd2: NBD_DISCONNECT [ 506.407950][T24145] block nbd2: Send disconnect failed -32 [ 506.420566][T24145] block nbd2: Send disconnect failed -32 [ 506.450211][T24145] block nbd2: Send disconnect failed -32 [ 506.481943][T24153] __nla_validate_parse: 55 callbacks suppressed [ 506.481954][T24153] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:31 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) 14:18:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000000)) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x4) ioctl$sock_SIOCADDDLCI(r2, 0x8980, &(0x7f00000000c0)={'vxcan1\x00', 0x6554}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r5, 0x0, r6, 0x0, 0xa, 0x0) setsockopt$EBT_SO_SET_COUNTERS(0xffffffffffffffff, 0x0, 0x81, &(0x7f0000000180)={'nat\x00', 0x0, 0x0, 0x0, [], 0x4, &(0x7f0000000140)=[{}], 0x0, [{}, {}, {}, {}]}, 0xb8) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000240)=ANY=[], 0xfffffd88) ioctl$SCSI_IOCTL_STOP_UNIT(r6, 0x6) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 506.572177][T24158] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080018000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 506.707505][T24167] block nbd2: Device being setup by another task [ 506.732978][T24167] block nbd2: server does not support multiple connections per device. [ 506.760123][T24167] block nbd2: server does not support multiple connections per device. [ 506.781424][T24168] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 506.801445][T24169] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 506.835681][T24170] block nbd2: NBD_DISCONNECT [ 506.855481][T24170] block nbd2: Send disconnect failed -32 [ 506.862057][T24170] block nbd2: Send disconnect failed -32 [ 506.868491][T24170] block nbd2: Send disconnect failed -32 14:18:32 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) socket$inet(0x10, 0x80002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:32 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) 14:18:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080019000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:32 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = creat(&(0x7f00000000c0)='./file0\x00', 0x120) ioctl$CAPI_GET_PROFILE(r3, 0xc0404309, &(0x7f0000000140)=0x3) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r6, 0x0, r7, 0x0, 0xb, 0x0) write$binfmt_elf64(r7, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$VHOST_SET_VRING_KICK(r5, 0x4008af20, &(0x7f0000000180)={0x2, r7}) readv(r4, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000080)={0x5000, &(0x7f0000000040), 0x2, r4, 0x6}) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x4d, 0x0, 0xff, 0x0, 0x0, 0x2000000000041c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000240)=ANY=[@ANYBLOB="6036e78fa3dc3682959106e24f00c0ce945ed67c7e436014f53c27c2a1786dd289aef4df9a624578eb0c62d22baef83988212b698f0505e4f23295784775d3859e34c8f4c31587ea70125e7822a090b9a8f22c7e1a1052b408240dc903adbbf94b962af6b629597c983c77e6f2ce6cca233ea889b97051d5054615a67016c536048f2e9766ac145d4e8401e6326bce9c945da0e3b196612c0a0dd6a97af0d91e81a55836fa46ab82880eb7d45a4f595a8a199e0c0f2ede96fc58e089c58f8c8ed4"], 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:32 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:32 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) [ 507.126780][T24181] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:32 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) [ 507.184566][T24184] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080025000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:32 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) 14:18:32 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) [ 507.413865][T24200] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 507.437945][T24204] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 507.500721][T24170] block nbd2: Device being setup by another task [ 507.520897][T24163] block nbd2: server does not support multiple connections per device. [ 507.550545][T24170] block nbd2: server does not support multiple connections per device. [ 507.579398][T24170] block nbd2: NBD_DISCONNECT [ 507.584218][T24170] block nbd2: Send disconnect failed -32 [ 507.599129][T24170] block nbd2: Send disconnect failed -32 [ 507.612866][T24170] block nbd2: Send disconnect failed -32 14:18:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x0) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) r4 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000140)='/dev/snd/seq\x00', 0x100) fchmod(r4, 0x108) socket$pptp(0x18, 0x1, 0x2) ioctl$DRM_IOCTL_WAIT_VBLANK(r3, 0xc018643a, &(0x7f0000000000)={0x3e, 0x200, 0x2f}) ioctl$NBD_DISCONNECT(r0, 0xab08) r5 = semget(0x3, 0x2, 0x200) semctl$SEM_INFO(r5, 0x0, 0x13, &(0x7f00000000c0)=""/62) 14:18:32 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, 0x0, 0x0) 14:18:32 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) 14:18:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe02080100010800080067000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:33 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) [ 507.764690][T24214] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 507.806220][T24217] block nbd2: Device being setup by another task [ 507.933469][T24223] block nbd2: NBD_DISCONNECT [ 507.939422][T24223] block nbd2: Send disconnect failed -32 [ 507.945695][T24223] block nbd2: Send disconnect failed -32 [ 507.966815][T24223] block nbd2: Send disconnect failed -32 14:18:33 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x400, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000080)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:33 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:33 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 14:18:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008007c010400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:33 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) 14:18:33 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) [ 508.127108][T24233] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:33 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) 14:18:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) pipe(&(0x7f0000000100)={0xffffffffffffffff}) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/keys\x00', 0x0, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) ioctl$USBDEVFS_CLEAR_HALT(r2, 0x80045515, &(0x7f0000000280)={0x2}) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="560000000005010000e8f0cc782b1965e8860000", @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8}}, 0x24}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGET6RD(r3, 0x89f8, &(0x7f00000001c0)={'ip6tnl0\x00', &(0x7f0000000140)={'syztnl0\x00', r8, 0x29, 0x2, 0x0, 0x0, 0x4, @loopback, @private1, 0x20, 0x7800, 0x0, 0xffffffff}}) pivot_root(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000340)='./file0\x00') readv(r2, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) openat$cgroup_ro(r2, &(0x7f0000000000)='cgroup.stat\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:33 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 14:18:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe020801000108000800d3470400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:33 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e2800", 0x26}], 0x1}, 0x0) 14:18:33 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x400, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000080)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:34 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r2, r0) 14:18:34 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e2800", 0x26}], 0x1}, 0x0) 14:18:34 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) [ 508.863914][T24264] block nbd2: Device being setup by another task 14:18:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a670000ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 508.982919][T24266] block nbd2: NBD_DISCONNECT [ 508.988089][T24266] block nbd2: Send disconnect failed -32 14:18:34 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r3, 0x80045301, &(0x7f0000000040)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000240)=[@text16={0x10, &(0x7f0000000180)="66b98b04000066b8f1cf491b66ba000000000f30660f50c06766c7442400007000006766c7442402050000006766c744240600000000670f011424bad004ed64260f01c00f00560b66b9e10b000066b87989000066ba000000000f300f01cb3e0ff9ba760036360f785200", 0x6b}], 0x1, 0x2a, &(0x7f0000000280)=[@efer={0x2, 0x9500}, @cr4={0x1, 0x14494}], 0x2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, &(0x7f00000002c0), &(0x7f0000000300)=0x4) splice(r4, 0x0, r5, 0x0, 0xa, 0x0) write$binfmt_elf64(r5, &(0x7f0000000000)=ANY=[], 0xfffffd88) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000100)={r5, 0x10, &(0x7f0000000000)={&(0x7f0000000080)=""/76, 0x4c, 0x0}}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xc, 0x6, &(0x7f0000000140)=ANY=[@ANYRESDEC], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r6}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 509.023257][T24266] block nbd2: Send disconnect failed -32 [ 509.052808][T24266] block nbd2: Send disconnect failed -32 14:18:34 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) 14:18:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000300ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x20000000) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) tee(r3, r2, 0xe035, 0x1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:34 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:34 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e2800", 0x26}], 0x1}, 0x0) 14:18:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a020400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:34 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)}, 0x0) 14:18:35 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) 14:18:35 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) 14:18:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a030400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 509.836773][T24307] block nbd2: Device being setup by another task [ 509.868379][T24307] block nbd2: NBD_DISCONNECT [ 509.897505][T24307] block nbd2: Send disconnect failed -32 [ 509.965179][T24307] block nbd2: Send disconnect failed -32 [ 510.004884][T24307] block nbd2: Send disconnect failed -32 14:18:35 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) 14:18:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) statfs(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)=""/5) 14:18:35 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) [ 510.082091][T24321] block nbd2: Device being setup by another task 14:18:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a040400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:35 executing program 2: r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-monitor\x00', 0x309000, 0x0) bind$netrom(r0, &(0x7f00000000c0)={{0x3, @null, 0x8}, [@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast, @bcast, @bcast]}, 0x48) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x4) [ 510.191945][T24327] block nbd1: NBD_DISCONNECT [ 510.235588][T24325] block nbd1: Disconnected due to user request. [ 510.283497][T24325] block nbd1: shutting down sockets 14:18:35 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:35 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) 14:18:35 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{0x0}], 0x1}, 0x0) 14:18:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) r7 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r7, 0xab00, r8) ioctl$NBD_SET_SOCK(r7, 0xab00, r6) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 510.353530][T24333] block nbd2: Device being setup by another task 14:18:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a050400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 510.414792][T24335] block nbd2: NBD_DISCONNECT [ 510.433359][T24335] block nbd2: Send disconnect failed -32 [ 510.468851][T24335] block nbd2: Send disconnect failed -32 [ 510.502945][T24335] block nbd2: Send disconnect failed -32 14:18:35 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) 14:18:35 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) [ 510.539897][T24333] block nbd2: Device being setup by another task [ 510.555179][T24344] block nbd2: server does not support multiple connections per device. [ 510.578360][T24350] block nbd2: server does not support multiple connections per device. [ 510.615603][T24352] block nbd1: Device being setup by another task 14:18:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a060400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 510.669284][T24335] block nbd2: Device being setup by another task [ 510.683051][T24333] block nbd2: NBD_DISCONNECT [ 510.684508][T24352] block nbd1: Device being setup by another task [ 510.688623][T24333] block nbd2: Send disconnect failed -32 14:18:36 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) [ 510.735381][T24357] block nbd1: NBD_DISCONNECT [ 510.740036][T24333] block nbd2: Send disconnect failed -32 [ 510.740058][T24333] block nbd2: Send disconnect failed -32 [ 510.740105][T24344] block nbd2: Device being setup by another task [ 510.741166][T24335] block nbd2: server does not support multiple connections per device. 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) [ 510.801247][T24344] block nbd2: server does not support multiple connections per device. 14:18:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f00000000c0)={0xfffffffffffffff9}) socketpair$unix(0x1, 0x4, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x400100) [ 511.016042][T24369] block nbd2: NBD_DISCONNECT [ 511.041311][T24369] block nbd2: Send disconnect failed -32 [ 511.071725][T24369] block nbd2: Send disconnect failed -32 [ 511.090135][T24369] block nbd2: Send disconnect failed -32 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)}], 0x1}, 0x0) 14:18:36 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:36 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) 14:18:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a070400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 511.112704][T24371] block nbd2: NBD_DISCONNECT [ 511.124075][T24371] block nbd2: Send disconnect failed -32 [ 511.138335][T24371] block nbd2: Send disconnect failed -32 [ 511.151502][T24371] block nbd2: Send disconnect failed -32 [ 511.280546][T13987] block nbd1: Disconnected due to user request. 14:18:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) r7 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r7, 0xab00, r8) ioctl$NBD_SET_SOCK(r7, 0xab00, r6) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:36 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$SIOCPNADDRESOURCE(r0, 0x89e0, &(0x7f0000000000)=0xffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) r4 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ocfs2_control\x00', 0x2000, 0x0) write$FUSE_WRITE(r4, &(0x7f00000000c0)={0x18, 0xfffffffffffffff5, 0x8, {0x1}}, 0x18) 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e2800", 0x26}], 0x1}, 0x0) 14:18:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a080400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:36 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e2800", 0x26}], 0x1}, 0x0) 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e2800", 0x26}], 0x1}, 0x0) [ 511.438173][T24392] block nbd2: Device being setup by another task 14:18:36 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) 14:18:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a090400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 511.504163][T24398] block nbd1: Device being setup by another task [ 511.512954][T24400] block nbd2: NBD_DISCONNECT [ 511.539260][T24400] block nbd2: Send disconnect failed -32 [ 511.580471][T24398] block nbd1: Device being setup by another task [ 511.604291][T24406] __nla_validate_parse: 33 callbacks suppressed [ 511.604303][T24406] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.606612][T24400] block nbd2: Send disconnect failed -32 [ 511.629567][T24408] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 511.639791][T24403] block nbd1: NBD_DISCONNECT [ 511.679082][T24400] block nbd2: Send disconnect failed -32 14:18:37 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup2(r3, r0) 14:18:37 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) 14:18:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a0a0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 512.003981][T24416] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 512.044124][T24417] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 512.066695][T24419] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 512.179884][T13987] block nbd1: Disconnected due to user request. 14:18:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) r7 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r7, 0xab00, r8) ioctl$NBD_SET_SOCK(r7, 0xab00, r6) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 512.227904][T24392] block nbd2: NBD_DISCONNECT [ 512.232941][T24392] block nbd2: Send disconnect failed -32 [ 512.254370][T24392] block nbd2: Send disconnect failed -32 [ 512.273916][T24392] block nbd2: Send disconnect failed -32 14:18:37 executing program 2: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000380)='/proc/self/net/pfkey\x00', 0x161281, 0x0) sendmsg$NFNL_MSG_CTHELPER_DEL(r0, &(0x7f0000000480)={&(0x7f00000003c0), 0xc, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB="280000000609010200000000000000000200000208200340000000010900010073797a3100000000"], 0x28}, 0x1, 0x0, 0x0, 0x20008090}, 0x4884) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 14:18:37 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) 14:18:37 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) 14:18:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a0c0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:37 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) [ 512.378095][T24434] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 512.383156][T24429] block nbd1: Device being setup by another task [ 512.418352][T24435] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 512.431743][T24439] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 512.457624][T24429] block nbd1: Device being setup by another task 14:18:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a0e0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 512.476884][T24429] block nbd1: NBD_DISCONNECT 14:18:37 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012", 0x39}], 0x1}, 0x0) [ 512.524875][T24442] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 512.536503][T24440] block nbd2: Device being setup by another task [ 512.544517][T24440] block nbd2: NBD_DISCONNECT [ 512.570612][T24440] block nbd2: Send disconnect failed -32 [ 512.591824][T24440] block nbd2: Send disconnect failed -32 14:18:37 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) [ 512.616570][T24440] block nbd2: Send disconnect failed -32 [ 512.660498][T24446] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 512.676710][T24447] block nbd2: Device being setup by another task 14:18:38 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup2(r3, r0) 14:18:38 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) 14:18:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$sock_SIOCBRADDBR(r1, 0x89a0, &(0x7f0000000000)='veth1_to_team\x00') ioctl$NBD_DISCONNECT(r0, 0xab08) [ 513.019078][T24458] block nbd2: Device being setup by another task [ 513.068747][T13987] block nbd1: Disconnected due to user request. [ 513.069742][T24458] block nbd2: NBD_DISCONNECT [ 513.093592][T24458] block nbd2: Send disconnect failed -32 [ 513.104395][T24458] block nbd2: Send disconnect failed -32 14:18:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) r7 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r7, 0xab00, r8) ioctl$NBD_SET_SOCK(r7, 0xab00, r6) 14:18:38 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) 14:18:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a0f0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:38 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) [ 513.120583][T24458] block nbd2: Send disconnect failed -32 [ 513.155748][T24463] block nbd2: Device being setup by another task [ 513.192135][T24463] block nbd2: NBD_DISCONNECT [ 513.222803][T24463] block nbd2: Send disconnect failed -32 [ 513.252542][T24463] block nbd2: Send disconnect failed -32 14:18:38 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) 14:18:38 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d82", 0x43}], 0x1}, 0x0) 14:18:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x40) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 513.276392][T24463] block nbd2: Send disconnect failed -32 14:18:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a100400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 513.379898][T24475] block nbd1: Device being setup by another task [ 513.411275][T24475] block nbd1: Device being setup by another task 14:18:38 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) [ 513.509541][T24485] block nbd2: Device being setup by another task [ 513.534627][T24485] block nbd2: NBD_DISCONNECT [ 513.545326][T24485] block nbd2: Send disconnect failed -32 [ 513.563825][T24485] block nbd2: Send disconnect failed -32 [ 513.579687][T24485] block nbd2: Send disconnect failed -32 [ 513.608685][T24488] block nbd2: Device being setup by another task 14:18:39 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup2(r3, r0) 14:18:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a280400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:39 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) [ 514.066211][T13987] block nbd1: Receive control failed (result -32) [ 514.075110][T24469] block nbd1: shutting down sockets 14:18:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) r6 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) 14:18:39 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080003000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) 14:18:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x0) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$TIOCSISO7816(r3, 0xc0285443, &(0x7f0000000000)={0xd7e2, 0xfffffffc, 0xfffffffc, 0x7ff, 0x15bf}) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:39 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) 14:18:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a480400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a4c0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 514.196357][T24508] block nbd2: Device being setup by another task 14:18:39 executing program 0: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r4, 0x0, r5, 0x0, 0xa, 0x0) write$binfmt_elf64(r5, &(0x7f0000000000)=ANY=[], 0xfffffd88) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$KVM_IRQFD(r5, 0x4020ae76, &(0x7f0000000080)={r2, 0x100, 0x9, r6}) 14:18:39 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23", 0x48}], 0x1}, 0x0) 14:18:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a600400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 514.303560][T24519] block nbd2: NBD_DISCONNECT [ 514.317101][T24519] block nbd2: Send disconnect failed -32 [ 514.343366][T24519] block nbd2: Send disconnect failed -32 [ 514.379444][T24521] block nbd1: Device being setup by another task [ 514.401542][T24519] block nbd2: Send disconnect failed -32 [ 514.421761][T24521] block nbd1: Device being setup by another task 14:18:40 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r0) 14:18:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) 14:18:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a680400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 515.055194][T13987] block nbd1: Receive control failed (result -32) [ 515.064242][T24514] block nbd1: shutting down sockets 14:18:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) 14:18:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) 14:18:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a6c0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:40 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cachefiles\x00', 0x2140, 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 14:18:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x0) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$TIOCSISO7816(r3, 0xc0285443, &(0x7f0000000000)={0xd7e2, 0xfffffffc, 0xfffffffc, 0x7ff, 0x15bf}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 515.251858][T24557] block nbd1: Device being setup by another task 14:18:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7ef", 0x4a}], 0x1}, 0x0) 14:18:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a740400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) 14:18:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a7a0400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 515.510617][T24572] block nbd0: NBD_DISCONNECT 14:18:40 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r0) 14:18:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) 14:18:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) setfsgid(0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x6) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) r4 = gettid() ptrace$setopts(0x4206, r4, 0x0, 0x0) tkill(r4, 0x40) ptrace$setregs(0xd, r4, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r4, 0x0, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(r3, 0xc0286405, &(0x7f00000001c0)={0x3, 0xd50, {r4}, {}, 0x0, 0xaa}) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r7 = fcntl$getown(r6, 0x9) shmctl$IPC_SET(0x0, 0x1, &(0x7f0000000200)={{0x1, 0x0, 0x0, 0x0, 0x0, 0x80, 0xf001}, 0xd479, 0x200, 0x8, 0x7, r5, r7, 0x9}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 515.997757][T13987] block nbd1: Receive control failed (result -32) [ 515.998689][T24550] block nbd1: shutting down sockets 14:18:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) 14:18:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000500ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:41 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208020001080008000a000400ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf", 0x4b}], 0x1}, 0x0) 14:18:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x800, 0x0) ioctl$sock_inet_SIOCDARP(r2, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e20, @loopback}, {0x1}, 0x0, {0x2, 0x4e22, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) [ 516.171434][T24559] block nbd0: Disconnected due to user request. [ 516.173818][T24593] block nbd2: Device being setup by another task [ 516.185893][T24559] block nbd0: shutting down sockets [ 516.218955][T24593] block nbd2: NBD_DISCONNECT [ 516.237981][T24593] block nbd2: Send disconnect failed -32 14:18:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) 14:18:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) 14:18:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000600ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 516.270085][T24593] block nbd2: Send disconnect failed -32 [ 516.282490][T24596] QAT: Invalid ioctl [ 516.301459][T24593] block nbd2: Send disconnect failed -32 [ 516.329421][T24596] block nbd2: NBD_DISCONNECT [ 516.334347][T24596] block nbd2: Send disconnect failed -32 [ 516.360538][T24596] block nbd2: Send disconnect failed -32 [ 516.373064][T24604] block nbd4: NBD_DISCONNECT [ 516.380861][T24596] block nbd2: Send disconnect failed -32 [ 516.413481][T24605] block nbd1: Device being setup by another task [ 516.457250][T24604] block nbd4: server does not support multiple connections per device. [ 516.462738][T24609] block nbd0: NBD_DISCONNECT [ 516.491881][T24609] block nbd0: server does not support multiple connections per device. 14:18:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x214082) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = openat$mice(0xffffffffffffff9c, &(0x7f0000000240)='/dev/input/mice\x00', 0x58200) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000000280)={0x2506, 0x101, 0x0, 'queue1\x00', 0x4}) ioctl$NBD_DO_IT(r1, 0xab03) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x44011) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r5, 0xffffffffffffffff, &(0x7f0000000140)) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$sock_inet6_SIOCDELRT(r5, 0x890c, &(0x7f0000000340)={@mcast2, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @mcast1, 0x1f, 0x7fff, 0x6, 0x400, 0x5}) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x2000, 0x0) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r6, 0x6, 0x14, &(0x7f00000000c0)=0x2, 0x4) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 516.511408][T24604] block nbd4: server does not support multiple connections per device. [ 516.511522][T24609] block nbd0: server does not support multiple connections per device. [ 516.548263][T24601] block nbd0: Disconnected due to user request. [ 516.555543][T24601] block nbd0: shutting down sockets 14:18:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000700ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:41 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r0) [ 516.603429][T24598] block nbd4: Disconnected due to user request. [ 516.622561][T24598] block nbd4: shutting down sockets 14:18:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) 14:18:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) [ 516.712933][T24614] block nbd2: Device being setup by another task [ 516.726482][T24614] block nbd2: server does not support multiple connections per device. [ 516.737476][T24615] __nla_validate_parse: 29 callbacks suppressed [ 516.737489][T24615] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 516.762844][T24614] block nbd2: server does not support multiple connections per device. [ 516.783300][T24617] block nbd0: NBD_DISCONNECT [ 516.791905][T24614] block nbd2: Unsupported socket: shutdown callout must be supported. [ 516.801155][T24619] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 516.820379][T24617] block nbd0: server does not support multiple connections per device. [ 516.845110][T24617] block nbd0: server does not support multiple connections per device. [ 516.855137][T24622] block nbd2: Device being setup by another task [ 516.875318][T24614] block nbd2: server does not support multiple connections per device. [ 516.881578][T24623] block nbd4: NBD_DISCONNECT [ 516.892685][T24616] block nbd0: Disconnected due to user request. [ 516.902750][T24625] block nbd2: server does not support multiple connections per device. [ 516.913580][T24616] block nbd0: shutting down sockets [ 516.926927][T24622] block nbd2: Unsupported socket: shutdown callout must be supported. [ 516.944259][T24623] block nbd4: server does not support multiple connections per device. [ 516.985205][T24623] block nbd4: server does not support multiple connections per device. [ 517.028363][T24620] block nbd4: Disconnected due to user request. [ 517.043162][T24620] block nbd4: shutting down sockets [ 517.071712][T13987] block nbd1: Receive control failed (result -32) [ 517.087196][T24595] block nbd1: shutting down sockets 14:18:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000001600)={0x0, 0x99, 0x7, 0xffffffffffffffff, 0x0, &(0x7f00000015c0)={0x9909dc, 0xff, [], @ptr=0x1f}}) 14:18:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a001200ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) 14:18:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f0000000000)={0x7, 0x100000001}) [ 517.287368][T24632] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.301083][T24635] block nbd2: Device being setup by another task [ 517.314354][T24636] block nbd0: NBD_DISCONNECT [ 517.317545][T24634] block nbd4: NBD_DISCONNECT [ 517.343020][T24635] block nbd2: NBD_DISCONNECT [ 517.348192][T24637] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.356168][T24634] block nbd4: server does not support multiple connections per device. [ 517.360669][T24636] block nbd0: server does not support multiple connections per device. [ 517.377932][T24635] block nbd2: Send disconnect failed -32 14:18:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a002000ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 517.386112][T24634] block nbd4: server does not support multiple connections per device. [ 517.392544][T24635] block nbd2: Send disconnect failed -32 [ 517.411794][T24641] block nbd0: server does not support multiple connections per device. [ 517.418590][T24635] block nbd2: Send disconnect failed -32 [ 517.429562][T24629] block nbd4: Disconnected due to user request. [ 517.447509][T24643] block nbd2: Device being setup by another task [ 517.461727][T24629] block nbd4: shutting down sockets [ 517.471624][T24642] block nbd1: Device being setup by another task 14:18:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) [ 517.493712][T24645] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.506214][T24631] block nbd0: Disconnected due to user request. [ 517.513125][T24631] block nbd0: shutting down sockets [ 517.557320][T24648] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.574971][T24650] block nbd0: NBD_DISCONNECT [ 517.591107][T24650] block nbd0: server does not support multiple connections per device. 14:18:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) munlockall() ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) [ 517.602674][T24650] block nbd0: server does not support multiple connections per device. 14:18:42 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, 0xffffffffffffffff) 14:18:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a004000ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 517.657610][T24649] block nbd0: Disconnected due to user request. [ 517.663987][T24649] block nbd0: shutting down sockets 14:18:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 517.748318][T24654] block nbd4: NBD_DISCONNECT [ 517.760230][T24655] block nbd2: Device being setup by another task [ 517.778280][T24654] block nbd4: server does not support multiple connections per device. [ 517.802887][T24654] block nbd4: server does not support multiple connections per device. [ 517.803549][T24655] block nbd2: NBD_DISCONNECT [ 517.818614][T24658] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.840066][T24651] block nbd4: Disconnected due to user request. [ 517.846985][T24651] block nbd4: shutting down sockets [ 517.853952][T24655] block nbd2: Send disconnect failed -32 [ 517.859515][T24660] block nbd0: NBD_DISCONNECT [ 517.865762][T24661] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 517.880532][T24655] block nbd2: Send disconnect failed -32 [ 517.899849][T24660] block nbd0: server does not support multiple connections per device. [ 517.912307][T24655] block nbd2: Send disconnect failed -32 [ 517.929198][T24657] block nbd0: Disconnected due to user request. [ 517.936899][T24657] block nbd0: shutting down sockets [ 517.966844][T24655] block nbd2: Device being setup by another task [ 517.974328][T24664] block nbd2: NBD_DISCONNECT [ 518.010120][T24664] block nbd2: Send disconnect failed -32 [ 518.029080][T24664] block nbd2: Send disconnect failed -32 [ 518.039561][T24664] block nbd2: Send disconnect failed -32 [ 518.144132][T13987] block nbd1: Receive control failed (result -32) [ 518.153774][T24633] block nbd1: shutting down sockets 14:18:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) 14:18:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:18:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a006700ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$VIDIOC_G_CROP(r2, 0xc014563b, &(0x7f0000000000)={0xb, {0x1, 0xd00, 0x840, 0x3f}}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 518.255836][T24670] block nbd0: NBD_DISCONNECT [ 518.272982][T24669] block nbd0: Disconnected due to user request. [ 518.284817][T24669] block nbd0: shutting down sockets [ 518.285575][T24672] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 518.308387][T24673] block nbd4: NBD_DISCONNECT 14:18:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) [ 518.335642][T24673] block nbd4: server does not support multiple connections per device. [ 518.360129][T24679] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 518.391230][T24666] block nbd4: Disconnected due to user request. [ 518.399367][T24680] block nbd1: Device being setup by another task [ 518.413562][T24666] block nbd4: shutting down sockets [ 518.421592][T24683] block nbd2: NBD_DISCONNECT [ 518.474811][T24683] block nbd2: Send disconnect failed -32 [ 518.509287][T24685] block nbd0: NBD_DISCONNECT [ 518.515182][T24683] block nbd2: Send disconnect failed -32 14:18:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000200ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r2, 0xab03) [ 518.525050][T24682] block nbd0: Disconnected due to user request. [ 518.536425][T24682] block nbd0: shutting down sockets [ 518.556067][T24683] block nbd2: Send disconnect failed -32 14:18:43 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, 0xffffffffffffffff) 14:18:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 518.677372][T24689] block nbd4: NBD_DISCONNECT 14:18:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000300ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 518.793925][T24696] block nbd0: NBD_DISCONNECT [ 518.833038][T24694] block nbd0: Disconnected due to user request. [ 518.844850][T24694] block nbd0: shutting down sockets 14:18:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) 14:18:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000500ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 519.049485][T24704] block nbd0: shutting down sockets [ 519.081366][T13987] block nbd1: Receive control failed (result -32) [ 519.090200][T24671] block nbd1: shutting down sockets 14:18:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x100) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000600ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 519.223540][T24713] block nbd2: Device being setup by another task [ 519.240838][T24713] block nbd2: NBD_DISCONNECT [ 519.261740][T24713] block nbd2: Send disconnect failed -32 [ 519.278714][T24712] block nbd0: shutting down sockets 14:18:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000700ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 519.304780][T24717] block nbd1: Device being setup by another task [ 519.336506][T24713] block nbd2: Send disconnect failed -32 [ 519.349249][T24713] block nbd2: Send disconnect failed -32 14:18:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 519.410063][T24726] block nbd2: Device being setup by another task 14:18:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r2, 0xab03) [ 519.453529][T16728] block nbd4: Disconnected due to user request. [ 519.485276][T24727] block nbd0: shutting down sockets [ 519.612115][T24731] block nbd4: NBD_DISCONNECT 14:18:44 executing program 5: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, 0xffffffffffffffff) 14:18:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) fsync(0xffffffffffffffff) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_netrom_SIOCDELRT(r2, 0x890c, &(0x7f0000000240)={0x0, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={'nr', 0x0}, 0x6, 'syz0\x00', @bcast, 0x7, 0x1, [@default, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_SIOCGIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r3, 0x8982, &(0x7f0000000000)={0x8, 'syz_tun\x00', {'wg2\x00'}, 0x8}) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a001200ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 519.748432][T24739] block nbd2: Device being setup by another task [ 519.769613][T24742] block nbd0: NBD_DISCONNECT [ 519.811083][T24744] block nbd2: NBD_DISCONNECT [ 519.815770][T24744] block nbd2: Send disconnect failed -32 [ 519.836745][T24744] block nbd2: Send disconnect failed -32 [ 519.842466][T24744] block nbd2: Send disconnect failed -32 [ 519.856714][T24739] block nbd2: Device being setup by another task [ 519.866981][T24744] block nbd2: NBD_DISCONNECT [ 519.871662][T24744] block nbd2: Send disconnect failed -32 [ 519.910694][T24744] block nbd2: Send disconnect failed -32 [ 519.930277][T24744] block nbd2: Send disconnect failed -32 [ 519.991245][T13987] block nbd1: Receive control failed (result -32) [ 520.000013][T24708] block nbd1: shutting down sockets 14:18:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) 14:18:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a006700ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000840)='/dev/ubi_ctrl\x00', 0x400000, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000008c0)='nl80211\x00') r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8}}, 0x24}}, 0x0) sendmsg$NL80211_CMD_GET_STATION(r2, &(0x7f0000000a80)={&(0x7f0000000880)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000a40)={&(0x7f0000000900)={0x140, r3, 0x300, 0x70bd28, 0x25dfdbff, {}, [@NL80211_ATTR_STA_TX_POWER={0x6, 0x114, 0x6}, @NL80211_ATTR_MESH_PEER_AID={0x6, 0xed, 0x3f3}, @NL80211_ATTR_IFINDEX={0x8, 0x3, r8}, @NL80211_ATTR_STA_EXT_CAPABILITY={0xd9, 0xac, "4f6f8b18ac68b44cd11478b0200404426a50bd62a037f80d3c9e8e1ee676737fbb54848ddd0d5105f4de5b4669ac5aa47a77776bb4b5b50c4827f217f557771bdd1bcc2a632fc31094b7bb2bff9bce246321ff23a9f0da116fd4aaddb00cabbbbfda786b0d68e3b843b5691c85a776746151b463eaf751b07f59bf13664f8f328daaef0b46a9a5edc7fa844db7aea54224024008ce117b41f731ad3abf1b7beded64a8dfb29c43a74ee48676cfacdc1d14f46c87f718718722933ae9ab8d1cdecd28da1d7762ac39d8a605cbc782579607663b38e9"}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0xffffffffffffffff}, @NL80211_ATTR_STA_FLAGS={0x28, 0x11, 0x0, 0x1, [@NL80211_STA_FLAG_AUTHENTICATED={0x4}, @NL80211_STA_FLAG_ASSOCIATED={0x4}, @NL80211_STA_FLAG_AUTHORIZED={0x4}, @NL80211_STA_FLAG_SHORT_PREAMBLE={0x4}, @NL80211_STA_FLAG_SHORT_PREAMBLE={0x4}, @NL80211_STA_FLAG_TDLS_PEER={0x4}, @NL80211_STA_FLAG_TDLS_PEER={0x4}, @NL80211_STA_FLAG_AUTHORIZED={0x4}, @NL80211_STA_FLAG_WME={0x4}]}, @NL80211_ATTR_STA_TX_POWER={0x6, 0x114, 0x4}]}, 0x140}, 0x1, 0x0, 0x0, 0x4}, 0x4045) ioctl$NBD_DISCONNECT(r0, 0xab08) getsockopt$IPT_SO_GET_REVISION_MATCH(r2, 0x0, 0x42, &(0x7f00000000c0)={'HL\x00'}, &(0x7f0000000140)=0x1e) 14:18:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000067ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 520.212243][T24756] block nbd2: Device being setup by another task [ 520.221471][T24754] block nbd0: NBD_DISCONNECT 14:18:45 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 520.330665][T24767] block nbd2: NBD_DISCONNECT [ 520.344658][T24765] block nbd1: Device being setup by another task [ 520.376169][T24767] block nbd2: Send disconnect failed -32 [ 520.383623][T24767] block nbd2: Send disconnect failed -32 [ 520.396511][T24767] block nbd2: Send disconnect failed -32 [ 520.407581][T16728] block nbd4: Disconnected due to user request. 14:18:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r2, 0xab03) 14:18:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400fe7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 520.439064][T24767] block nbd2: Device being setup by another task [ 520.601740][T24781] block nbd4: NBD_DISCONNECT 14:18:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000402ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:45 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:45 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000840)='/dev/ubi_ctrl\x00', 0x400000, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000008c0)='nl80211\x00') r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8}}, 0x24}}, 0x0) sendmsg$NL80211_CMD_GET_STATION(r2, &(0x7f0000000a80)={&(0x7f0000000880)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000a40)={&(0x7f0000000900)={0x140, r3, 0x300, 0x70bd28, 0x25dfdbff, {}, [@NL80211_ATTR_STA_TX_POWER={0x6, 0x114, 0x6}, @NL80211_ATTR_MESH_PEER_AID={0x6, 0xed, 0x3f3}, @NL80211_ATTR_IFINDEX={0x8, 0x3, r8}, @NL80211_ATTR_STA_EXT_CAPABILITY={0xd9, 0xac, "4f6f8b18ac68b44cd11478b0200404426a50bd62a037f80d3c9e8e1ee676737fbb54848ddd0d5105f4de5b4669ac5aa47a77776bb4b5b50c4827f217f557771bdd1bcc2a632fc31094b7bb2bff9bce246321ff23a9f0da116fd4aaddb00cabbbbfda786b0d68e3b843b5691c85a776746151b463eaf751b07f59bf13664f8f328daaef0b46a9a5edc7fa844db7aea54224024008ce117b41f731ad3abf1b7beded64a8dfb29c43a74ee48676cfacdc1d14f46c87f718718722933ae9ab8d1cdecd28da1d7762ac39d8a605cbc782579607663b38e9"}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0xffffffffffffffff}, @NL80211_ATTR_STA_FLAGS={0x28, 0x11, 0x0, 0x1, [@NL80211_STA_FLAG_AUTHENTICATED={0x4}, @NL80211_STA_FLAG_ASSOCIATED={0x4}, @NL80211_STA_FLAG_AUTHORIZED={0x4}, @NL80211_STA_FLAG_SHORT_PREAMBLE={0x4}, @NL80211_STA_FLAG_SHORT_PREAMBLE={0x4}, @NL80211_STA_FLAG_TDLS_PEER={0x4}, @NL80211_STA_FLAG_TDLS_PEER={0x4}, @NL80211_STA_FLAG_AUTHORIZED={0x4}, @NL80211_STA_FLAG_WME={0x4}]}, @NL80211_ATTR_STA_TX_POWER={0x6, 0x114, 0x4}]}, 0x140}, 0x1, 0x0, 0x0, 0x4}, 0x4045) ioctl$NBD_DISCONNECT(r0, 0xab08) getsockopt$IPT_SO_GET_REVISION_MATCH(r2, 0x0, 0x42, &(0x7f00000000c0)={'HL\x00'}, &(0x7f0000000140)=0x1e) [ 520.796745][T24793] block nbd2: Device being setup by another task [ 520.813263][T24793] block nbd2: NBD_DISCONNECT [ 520.854514][T24793] block nbd2: Send disconnect failed -32 [ 520.881374][T24793] block nbd2: Send disconnect failed -32 [ 520.898929][T24793] block nbd2: Send disconnect failed -32 [ 520.917271][T24804] block nbd2: Device being setup by another task [ 520.919795][T24791] block nbd5: NBD_DISCONNECT [ 520.934950][T24790] block nbd5: Disconnected due to user request. [ 520.942105][T24790] block nbd5: shutting down sockets [ 521.025179][T13987] block nbd1: Receive control failed (result -32) [ 521.025776][T24757] block nbd1: shutting down sockets 14:18:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) 14:18:46 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000403ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:46 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r2, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) write$capi20(r2, &(0x7f0000000000)={0x10, 0x400, 0x86, 0x83, 0x800, 0x8}, 0x10) 14:18:46 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 521.191203][T24816] block nbd2: Device being setup by another task [ 521.231013][T24816] block nbd2: NBD_DISCONNECT [ 521.286300][T24816] block nbd2: Send disconnect failed -32 [ 521.316251][T24816] block nbd2: Send disconnect failed -32 14:18:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:18:46 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000404ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 521.348613][T24816] block nbd2: Send disconnect failed -32 [ 521.379322][T16728] block nbd4: Disconnected due to user request. 14:18:46 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) 14:18:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000405ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 521.562568][T24834] block nbd4: NBD_DISCONNECT 14:18:46 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 521.968965][T24825] block nbd2: NBD_DISCONNECT [ 521.974678][T24825] block nbd2: Send disconnect failed -32 [ 521.980749][T13987] block nbd1: Receive control failed (result -32) 14:18:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) 14:18:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000406ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:47 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 522.024818][T10114] block nbd1: shutting down sockets [ 522.039496][T24825] block nbd2: Send disconnect failed -32 [ 522.098628][T24825] block nbd2: Send disconnect failed -32 14:18:47 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 522.188829][T24855] __nla_validate_parse: 30 callbacks suppressed [ 522.188841][T24855] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:47 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) recvfrom$unix(r0, &(0x7f00000000c0)=""/180, 0xb4, 0x21, &(0x7f0000000180)=@abs={0x0, 0x0, 0x4e23}, 0x6e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$KVM_GET_TSC_KHZ(r2, 0xaea3) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DISCONNECT(r3, 0xab08) 14:18:47 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) [ 522.306146][T24864] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 522.316175][T16728] block nbd4: Disconnected due to user request. 14:18:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:18:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:18:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000407ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 522.467599][T24872] block nbd0: NBD_DISCONNECT [ 522.486424][T24873] block nbd4: NBD_DISCONNECT [ 522.487205][T24874] block nbd2: Device being setup by another task [ 522.570421][T24877] block nbd2: NBD_DISCONNECT [ 522.575444][T24877] block nbd2: Send disconnect failed -32 14:18:47 executing program 0 (fault-call:2 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 522.621791][T24877] block nbd2: Send disconnect failed -32 [ 522.653727][T24877] block nbd2: Send disconnect failed -32 [ 522.669116][T24879] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 522.738727][T24881] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 522.768844][T24883] block nbd0: NBD_DISCONNECT [ 522.812314][T24883] FAULT_INJECTION: forcing a failure. [ 522.812314][T24883] name failslab, interval 1, probability 0, space 0, times 0 [ 522.825292][T24883] CPU: 0 PID: 24883 Comm: syz-executor.0 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 522.835206][T24883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 522.845359][T24883] Call Trace: [ 522.848669][T24883] dump_stack+0x18f/0x20d [ 522.853028][T24883] should_fail.cold+0x5/0x14 [ 522.857643][T24883] should_failslab+0x5/0xf [ 522.862081][T24883] slab_pre_alloc_hook.constprop.0+0x3d/0x1f0 [ 522.868173][T24883] kmem_cache_alloc+0x46/0x3a0 [ 522.872974][T24883] __sigqueue_alloc+0x236/0x550 [ 522.877848][T24883] __send_signal+0x62d/0xf90 [ 522.882478][T24883] force_sig_info_to_task+0x2a0/0x3a0 [ 522.887879][T24883] force_sig_fault+0xb0/0xf0 [ 522.893102][T24883] ? force_sig_fault_to_task+0xe0/0xe0 [ 522.898582][T24883] ? arch_local_irq_disable+0x50/0x50 [ 522.903983][T24883] ? _down_write_nest_lock+0x150/0x150 [ 522.909472][T24883] __bad_area_nosemaphore+0x32a/0x480 [ 522.914910][T24883] do_user_addr_fault+0x852/0xbf0 [ 522.919968][T24883] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 522.925549][T24883] exc_page_fault+0xab/0x170 [ 522.930181][T24883] ? asm_exc_page_fault+0x8/0x30 [ 522.935249][T24883] asm_exc_page_fault+0x1e/0x30 [ 522.940290][T24883] RIP: 0033:0x45680f [ 522.944186][T24883] Code: Bad RIP value. [ 522.948258][T24883] RSP: 002b:00007f4a0cf0d7a8 EFLAGS: 00010283 [ 522.954345][T24883] RAX: 00007f4a0cf0d850 RBX: 000000000050c840 RCX: 0000000000000000 [ 522.962450][T24883] RDX: 00000000000003ff RSI: 0000000000000000 RDI: 00007f4a0cf0d850 [ 522.970571][T24883] RBP: 000000000078bf00 R08: 00000000000003ff R09: 0000000000000000 [ 522.978662][T24883] R10: 0000000000000064 R11: 0000000000000000 R12: 0000000000000004 [ 522.986655][T24883] R13: 0000000000000c9c R14: 00000000004cee26 R15: 00007f4a0cf0e6d4 [ 522.996649][T13987] block nbd1: Receive control failed (result -32) [ 523.006108][T24853] block nbd1: shutting down sockets 14:18:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000408ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) 14:18:48 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 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) 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) r4 = socket$inet6(0xa, 0x800000000000002, 0x0) close(r4) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x10, &(0x7f0000000080)={r6}, 0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r3, 0x84, 0x7c, &(0x7f0000000000)={r6, 0x2, 0x2}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000100)=@assoc_id=r7, 0x4) [ 523.203743][T24886] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 523.259617][T16728] block nbd4: Disconnected due to user request. 14:18:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 523.316737][T24896] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:48 executing program 0 (fault-call:2 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 523.393629][T24899] block nbd2: Device being setup by another task [ 523.411648][T24902] block nbd0: NBD_DISCONNECT [ 523.418523][T24902] FAULT_INJECTION: forcing a failure. [ 523.418523][T24902] name failslab, interval 1, probability 0, space 0, times 0 [ 523.432125][T24902] CPU: 1 PID: 24902 Comm: syz-executor.0 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 523.442053][T24902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 523.452471][T24902] Call Trace: [ 523.455785][T24902] dump_stack+0x18f/0x20d [ 523.461264][T24902] should_fail.cold+0x5/0x14 [ 523.465883][T24902] should_failslab+0x5/0xf [ 523.470424][T24902] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 523.476519][T24902] kmem_cache_alloc+0x46/0x3a0 [ 523.481307][T24902] ? force_sigsegv+0x1c0/0x1c0 [ 523.486094][T24902] ? fpu__clear+0x9d/0x150 [ 523.487175][T24899] sctp: [Deprecated]: syz-executor.2 (pid 24899) Use of struct sctp_assoc_value in delayed_ack socket option. [ 523.487175][T24899] Use struct sctp_sack_info instead [ 523.490538][T24902] getname_flags.part.0+0x50/0x4f0 [ 523.490558][T24902] getname+0x8e/0xd0 [ 523.490581][T24902] do_sys_openat2+0xf7/0x3b0 [ 523.520858][T24902] ? build_open_flags+0x650/0x650 [ 523.525900][T24902] ? copy_siginfo_to_user32+0xa0/0xa0 [ 523.531296][T24902] __x64_sys_open+0x119/0x1c0 [ 523.535997][T24902] ? do_sys_open+0x140/0x140 [ 523.540606][T24902] ? do_syscall_64+0x1c/0xe0 [ 523.545229][T24902] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 523.551232][T24902] do_syscall_64+0x60/0xe0 [ 523.555674][T24902] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 523.561575][T24902] RIP: 0033:0x416921 [ 523.565473][T24902] Code: Bad RIP value. [ 523.569550][T24902] RSP: 002b:00007f4a0cf0d7a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 523.577978][T24902] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000416921 [ 523.585963][T24902] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f4a0cf0d850 14:18:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000409ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 523.593955][T24902] RBP: 000000000078bf00 R08: 00007f4a0cf0d7b0 R09: 000000000078bf00 [ 523.601942][T24902] R10: 0000000000000064 R11: 0000000000000293 R12: 0000000000000004 [ 523.609928][T24902] R13: 0000000000000c9c R14: 00000000004cee26 R15: 00007f4a0cf0e6d4 [ 523.626466][T24903] block nbd2: NBD_DISCONNECT [ 523.634587][T24904] block nbd4: NBD_DISCONNECT 14:18:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 523.640102][T24903] block nbd2: Send disconnect failed -32 [ 523.653063][T24903] block nbd2: Send disconnect failed -32 [ 523.666737][T24903] block nbd2: Send disconnect failed -32 [ 523.689824][T24903] block nbd2: Device being setup by another task [ 523.706790][T24899] block nbd2: NBD_DISCONNECT [ 523.711709][T24899] block nbd2: Send disconnect failed -32 [ 523.742328][T24910] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 523.755737][T24899] block nbd2: Send disconnect failed -32 [ 523.775381][T24899] block nbd2: Send disconnect failed -32 [ 523.804898][T24913] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 523.807051][T24914] block nbd4: NBD_DISCONNECT 14:18:49 executing program 2: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(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$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000002c0)=ANY=[@ANYBLOB="2400000024cdbd8e95021d0f00cb0000000000130000000000", @ANYRES32=r4, @ANYBLOB="0001ffff0000ff00c1b61caa4b937c2c04b900000000000000"], 0x24}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r4}}, 0x24}}, 0x0) setsockopt$inet6_IPV6_PKTINFO(0xffffffffffffffff, 0x29, 0x32, &(0x7f0000000240)={@local, r4}, 0x14) r5 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) bind$unix(r6, &(0x7f00000000c0)=@abs={0x0, 0x0, 0x4e20}, 0x6e) nanosleep(&(0x7f0000000000), &(0x7f0000000140)) ioctl$NBD_DISCONNECT(r5, 0xab08) [ 523.864992][T24912] block nbd4: Disconnected due to user request. [ 523.875296][T24912] block nbd4: shutting down sockets 14:18:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 14:18:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00040aff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 524.010348][T24917] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 524.033676][T16728] block nbd1: Receive control failed (result -32) [ 524.056245][T24887] block nbd1: shutting down sockets [ 524.064441][T24920] block nbd4: NBD_DISCONNECT [ 524.081804][T24918] block nbd4: Disconnected due to user request. [ 524.098839][T24918] block nbd4: shutting down sockets [ 524.136328][T24922] block nbd2: NBD_DISCONNECT 14:18:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) [ 524.158111][T24921] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 524.167750][T24922] block nbd2: Send disconnect failed -32 [ 524.173846][T24922] block nbd2: Send disconnect failed -32 [ 524.194546][T24922] block nbd2: Send disconnect failed -32 14:18:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 14:18:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00040cff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:49 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) ioctl$KVM_TRANSLATE(r2, 0xc018ae85, &(0x7f00000000c0)={0xd000, 0xd000, 0x9, 0x5, 0x6}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000540)='/dev/fb0\x00', 0x40000, 0x0) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000140)='.\x00', 0xfffffffffffffffe, 0x3, &(0x7f0000000440)=[{&(0x7f0000000180)="401098e84c63851fa820a833a38753c6c9a00b3fee18fcc72e0cf9097a93692b488e42e547e2ce9803a8c093d4aae7d192ef9958f79102a15afb3b7f4aff0866e5ba31c7fc6b1beb7e98305296f9d6e632ed991db70fe0837f91418ef1ee8ba4532ebca7f8e69933d250d79a329f20ae371c291eaa985bd429f7a302a2bf86fa2f14ab3bd41371039b2366cc54d7a88fc2a9d487629b2a12e415f26551d7fac49fe3da8fd360477e515b8cfd79c6f98af84e726d7fafc6773ccb8db3a0d5c9c2fda83cc96e190868b897fc1f566ca4d32fabbe2be72e19d940d5706d8e83e25061ea04662143969ffccd610779d75f1cc9", 0xf1, 0xd4b2}, {&(0x7f0000000280)="0c9006c03179ec091914191f34c02df941ac52526d2b2d890b9fc8037d5cc286480c83be870ef41ef45e4f66b91ba0e5f2ebff2e46249a7b1a214348416858f4629f75909f65cd5eb7b8f08c299eebd0f55026dd005299214a48e602d98b8c648e1125d3e4c41824ffb6cbd44903bbd91880c07c625d7ace5114f25867926ea6d16d60acbb8d00551125618a44fa1b486ed915ae73723b", 0x97, 0x80}, {&(0x7f0000000340)="af3b069aefe14bc75f8b6db55366c3bfd8626251a08efa6f1324a2049823aa5e0b08485c9fd97ce060607d8406d2e98c8c5440fc4a1e38cda639bb100fe8cc3599376e39b5a8fc983de57f2c7972e55d89503a1dfaad7d809325b3a07b7e4ae05e0a5e18cd0fac2d81d95e9842131826ed420c5998413677a5a1d0bb9cd0d9db144b4d53b09ac2e78426fee4e28f456da2e956e5a0e8e1aeda6afb2c6ac2313f6d57133e2dfa8b533305450b6e6729a4aebbe7fb9ff1387e7154435e152dacc9c2904167ee993be685cf688e2281be2febe1d7ef74ef04073cfc7efa", 0xdc, 0x2}], 0x800080, &(0x7f00000004c0)={[{@acl='acl'}, {@journal_path={'journal_path', 0x3d, './file0'}}, {@stripe={'stripe'}}], [{@appraise_type='appraise_type=imasig'}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 524.372641][T24945] block nbd4: NBD_DISCONNECT [ 524.408517][T24950] block nbd2: Device being setup by another task [ 524.425138][T24950] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 524.426324][T24940] block nbd4: Disconnected due to user request. 14:18:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00040eff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 524.468336][T24950] block nbd2: NBD_DISCONNECT [ 524.473694][T24950] block nbd2: Send disconnect failed -32 [ 524.475927][T24940] block nbd4: shutting down sockets [ 524.487408][T24950] block nbd2: Send disconnect failed -32 [ 524.503268][T24950] block nbd2: Send disconnect failed -32 14:18:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 524.541996][T24957] block nbd2: Device being setup by another task 14:18:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 524.597198][T24957] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 14:18:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00040fff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:50 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 524.740640][T24968] block nbd4: server does not support multiple connections per device. [ 524.775366][T24969] block nbd0: NBD_DISCONNECT 14:18:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$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) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200)='nl80211\x00') sendmsg$NL80211_CMD_GET_SCAN(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)={0x1c, r6, 0xab9535e9a6578fc1, 0x0, 0x0, {0x5}, [@NL80211_ATTR_IFINDEX={0x8}]}, 0x1c}}, 0x0) sendmsg$NL80211_CMD_START_AP(r2, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)={0x1c8, r6, 0x100, 0x70bd25, 0x25dfdbfb, {}, [@NL80211_ATTR_MAC_ADDRS={0x7c, 0xa6, 0x0, 0x1, [{0xa, 0x0, @remote}, {0xa, 0x0, @broadcast}, {0xa, 0x0, @remote}, {0xa}, {0xa, 0x0, @multicast}, {0xa, 0x0, @dev={[], 0x42}}, {0xa, 0x0, @dev={[], 0xc}}, {0xa, 0x0, @random="a4f1164e9a7e"}, {0xa, 0x0, @multicast}, {0xa, 0x0, @dev={[], 0x2f}}]}, @NL80211_ATTR_PROBE_RESP={0x126, 0x91, "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"}, @NL80211_ATTR_P2P_CTWINDOW={0x5}, @NL80211_ATTR_P2P_CTWINDOW={0x5, 0xa2, 0xb1}]}, 0x1c8}, 0x1, 0x0, 0x0, 0x84010}, 0x14000000) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 524.793245][T24967] block nbd4: shutting down sockets 14:18:50 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 524.896817][T24977] block nbd2: Device being setup by another task [ 524.986060][T24977] block nbd2: NBD_DISCONNECT [ 525.004034][T24977] block nbd2: Send disconnect failed -32 [ 525.021243][T24977] block nbd2: Send disconnect failed -32 [ 525.043681][T24977] block nbd2: Send disconnect failed -32 [ 525.096392][T16728] block nbd1: Receive control failed (result -32) [ 525.106008][T24938] block nbd1: shutting down sockets [ 525.163374][T24992] block nbd2: NBD_DISCONNECT 14:18:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) 14:18:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000410ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2) [ 525.198135][T24992] block nbd2: Send disconnect failed -32 [ 525.233439][T24992] block nbd2: Send disconnect failed -32 14:18:50 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$EVIOCGVERSION(r6, 0x80044501, &(0x7f0000000080)=""/167) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 525.271915][T24992] block nbd2: Send disconnect failed -32 [ 525.327120][T25003] block nbd0: NBD_DISCONNECT 14:18:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000428ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 525.368432][T25003] block nbd0: NBD_DISCONNECT 14:18:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x14001) ioctl$TIOCSISO7816(0xffffffffffffffff, 0xc0285443, &(0x7f00000000c0)={0x7ff, 0x4, 0x3, 0xfffffe01, 0x5}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x4600, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) 14:18:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x21) [ 525.464672][T25015] block nbd2: Device being setup by another task [ 525.482676][T25015] block nbd2: Device being setup by another task [ 525.499499][T25015] block nbd2: server does not support multiple connections per device. [ 525.518535][T25015] block nbd2: Device being setup by another task [ 525.531750][T25015] block nbd2: server does not support multiple connections per device. [ 525.560267][T25019] block nbd2: Device being setup by another task [ 525.606121][T25015] block nbd2: Device being setup by another task [ 525.618451][T25023] block nbd2: server does not support multiple connections per device. [ 525.641201][T25019] block nbd2: Device being setup by another task 14:18:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000448ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 525.653404][T25015] block nbd2: server does not support multiple connections per device. [ 525.680633][T25025] block nbd0: NBD_DISCONNECT 14:18:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) 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) r3 = socket(0x10, 0x803, 0x0) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, 0x0, 0x0, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x844}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000140)={0x0, 0x2}, &(0x7f0000000300)=0x8) sendto$packet(r2, &(0x7f0000000240)="2588774db9d903842c6ff20a38e413eeecb01f2e300fa27a0d55feb0ba79d4aaa9ce3d556d5de3b185a0a72c17a281b65860bd4b8a7e3ad66da4592de8120db40a8194cca5d5a0f0345e0b9b0973498cf76ff89d3491f366f8752b0694f56ad7e6e3010e1c81f68baebba7458e85118d26050f5f8bbba2d1bd5946b02afc9482cffb3fa99365c1694aac32a7a4fbea17c72fd2ff6713d63de4ac44cbb91a16043ee088d45b3a4930c1ec68521621a808ecde8a", 0xb3, 0x48050, 0x0, 0x0) r4 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20\x00', 0x4180, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) 14:18:51 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 525.725882][T25025] block nbd0: NBD_DISCONNECT [ 525.744847][T13987] block nbd4: Receive control failed (result -32) [ 525.785346][T24982] block nbd4: shutting down sockets 14:18:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7e) [ 525.837070][T25032] block nbd2: NBD_DISCONNECT [ 525.842051][T25032] block nbd2: Send disconnect failed -32 [ 525.851120][T25032] block nbd2: Send disconnect failed -32 [ 525.861899][T25032] block nbd2: Send disconnect failed -32 14:18:51 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 525.904314][T25033] block nbd2: NBD_DISCONNECT [ 525.931687][T25033] block nbd2: Send disconnect failed -32 [ 525.952171][T25033] block nbd2: Send disconnect failed -32 [ 525.971831][T25033] block nbd2: Send disconnect failed -32 [ 525.994640][T25041] block nbd0: NBD_DISCONNECT [ 526.036191][T25041] block nbd0: NBD_DISCONNECT [ 526.167107][T16728] block nbd1: Receive control failed (result -32) [ 526.175219][T25008] block nbd1: shutting down sockets 14:18:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/locks\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) 14:18:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00044cff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r4, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x48, 0x1412, 0x1, 0x70bd28, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x1}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x80}, 0x4008010) recvfrom$rxrpc(0xffffffffffffffff, &(0x7f0000000900)=""/4096, 0x1000, 0x2023, &(0x7f0000000300)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e24, @broadcast}}, 0x24) r5 = socket(0x10, 0x959a4427b1bf9ecd, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000400)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x25dfdbfe, {0x0, 0x0, 0x0, r6, {0x0, 0xc}, {0xffff, 0xffff}}}, 0x74}, 0x1, 0x0, 0x0, 0x24000840}, 0x50) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=ANY=[@ANYBLOB="2400000011001d0f000000000000040000000000", @ANYRES32=r6, @ANYBLOB="0000060000a8166ac9d8b71f0f968e83c17003d2f6"], 0x24}}, 0x0) r7 = syz_genetlink_get_family_id$tipc(&(0x7f00000000c0)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_PORTS(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r7, 0x800, 0x70bd26, 0x25dfdbfd, {}, ["", "", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x91}, 0x4048040) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r8) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xfe0) [ 526.333998][T25054] block nbd0: NBD_DISCONNECT [ 526.351974][T25054] block nbd0: NBD_DISCONNECT 14:18:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x3f00) [ 526.414975][T25061] block nbd2: Device being setup by another task [ 526.567522][T25052] block nbd2: NBD_DISCONNECT [ 526.572376][T25052] block nbd2: Send disconnect failed -32 14:18:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000460ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 526.611552][T25052] block nbd2: Send disconnect failed -32 [ 526.661360][T25052] block nbd2: Send disconnect failed -32 14:18:51 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 526.703106][T25071] block nbd0: NBD_DISCONNECT [ 526.720537][T25071] block nbd0: NBD_DISCONNECT 14:18:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x4000) [ 526.788560][T25080] block nbd2: Device being setup by another task [ 526.800509][T13987] block nbd4: Receive control failed (result -32) [ 526.809541][T25043] block nbd4: shutting down sockets 14:18:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000468ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:52 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 14:18:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) poll(&(0x7f0000000000)=[{r1, 0x1}], 0x1, 0x7ff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 527.010625][T25090] block nbd0: NBD_DISCONNECT [ 527.051041][T25090] block nbd0: NBD_DISCONNECT 14:18:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x60ff) [ 527.168891][T25100] block nbd2: Device being setup by another task [ 527.176440][T16728] block nbd1: Receive control failed (result -32) [ 527.183713][T25063] block nbd1: shutting down sockets [ 527.190411][T25100] block nbd2: NBD_DISCONNECT [ 527.204516][T25100] block nbd2: Send disconnect failed -32 [ 527.212719][T25100] block nbd2: Send disconnect failed -32 14:18:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000000)={r0, 0x9, 0x0, 0x10001}) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) 14:18:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00046cff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 527.226430][T25100] block nbd2: Send disconnect failed -32 [ 527.350280][T25103] block nbd0: NBD_DISCONNECT [ 527.359177][T25105] __nla_validate_parse: 30 callbacks suppressed [ 527.359190][T25105] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 527.386078][T25103] block nbd0: NBD_DISCONNECT 14:18:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7900) [ 527.426862][T25108] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 527.473995][T25111] block nbd1: Device being setup by another task 14:18:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000474ff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 527.576974][T25114] block nbd0: NBD_DISCONNECT [ 527.628581][T25114] block nbd0: NBD_DISCONNECT 14:18:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7e00) [ 527.688079][T25117] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 527.716913][T25120] block nbd0: NBD_DISCONNECT 14:18:53 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xb900) [ 527.736301][T25120] block nbd0: NBD_DISCONNECT [ 527.757375][T25122] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a00047aff7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 527.850680][T13987] block nbd4: Receive control failed (result -32) [ 527.858945][T25094] block nbd4: shutting down sockets [ 527.879784][T25100] block nbd2: Device being setup by another task 14:18:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 527.901462][T25127] block nbd2: NBD_DISCONNECT [ 527.937572][T25127] block nbd2: Send disconnect failed -32 [ 527.943276][T25127] block nbd2: Send disconnect failed -32 [ 527.987153][T25130] block nbd0: NBD_DISCONNECT [ 528.002879][T25130] block nbd0: NBD_DISCONNECT [ 528.017097][T25133] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 528.026660][T25127] block nbd2: Send disconnect failed -32 14:18:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = socket$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) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r2, 0x8935, &(0x7f00000000c0)={'veth1_vlan\x00'}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00') ioctl$NBD_DISCONNECT(r0, 0xab08) 14:18:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xe00f) [ 528.122962][T25139] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 528.155300][T16728] block nbd1: Receive control failed (result -32) [ 528.156524][T25142] block nbd0: NBD_DISCONNECT [ 528.163295][T25107] block nbd1: shutting down sockets 14:18:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400fe7e280000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 528.187493][T25142] block nbd0: NBD_DISCONNECT [ 528.213653][T25144] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 528.237068][T25144] block nbd2: Device being setup by another task [ 528.249740][T25144] block nbd2: NBD_DISCONNECT [ 528.254459][T25144] block nbd2: Send disconnect failed -32 14:18:53 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 528.261212][T25144] block nbd2: Send disconnect failed -32 [ 528.268219][T25144] block nbd2: Send disconnect failed -32 [ 528.303459][T25151] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 14:18:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x400000) [ 528.363928][T25153] block nbd2: Device being setup by another task [ 528.364964][T25152] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 528.404377][T25151] block nbd2: NBD_DISCONNECT [ 528.409521][T25151] block nbd2: Send disconnect failed -32 [ 528.434159][T25151] block nbd2: Send disconnect failed -32 [ 528.462475][T25151] block nbd2: Send disconnect failed -32 [ 528.474886][T25157] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:18:53 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) recvfrom$unix(r0, &(0x7f00000000c0)=""/180, 0xb4, 0x21, &(0x7f0000000180)=@abs={0x0, 0x0, 0x4e23}, 0x6e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$KVM_GET_TSC_KHZ(r2, 0xaea3) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DISCONNECT(r3, 0xab08) [ 528.518434][T25160] block nbd0: NBD_DISCONNECT [ 528.548246][T25161] block nbd1: Device being setup by another task [ 528.574672][T25160] block nbd0: NBD_DISCONNECT 14:18:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e0f0000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 528.767547][T13987] block nbd4: Receive control failed (result -32) [ 528.776759][T25134] block nbd4: shutting down sockets 14:18:54 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x53f000) [ 528.840391][T25169] block nbd2: Device being setup by another task [ 528.878372][T25169] block nbd2: NBD_DISCONNECT [ 528.904682][T25169] block nbd2: Send disconnect failed -32 [ 528.928457][T25178] block nbd0: NBD_DISCONNECT [ 528.940641][T25169] block nbd2: Send disconnect failed -32 14:18:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e100000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 528.964020][T25178] block nbd0: NBD_DISCONNECT [ 528.970112][T25169] block nbd2: Send disconnect failed -32 14:18:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e140000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x707400) [ 529.209013][T25192] block nbd0: NBD_DISCONNECT 14:18:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e670000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 529.234477][T25192] block nbd0: NBD_DISCONNECT [ 529.251957][T16728] block nbd1: Receive control failed (result -32) [ 529.252535][T25156] block nbd1: shutting down sockets 14:18:54 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x73e000) 14:18:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000000f00ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:54 executing program 2 (fault-call:6 fault-nth:0): r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 529.611585][T25202] block nbd0: NBD_DISCONNECT [ 529.659489][T25202] block nbd0: NBD_DISCONNECT [ 529.667451][T25205] block nbd1: Device being setup by another task [ 529.693166][T13987] block nbd4: Receive control failed (result -32) [ 529.693408][T25177] block nbd4: shutting down sockets 14:18:54 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 529.771849][T25213] FAULT_INJECTION: forcing a failure. [ 529.771849][T25213] name failslab, interval 1, probability 0, space 0, times 0 [ 529.785121][T25213] CPU: 0 PID: 25213 Comm: syz-executor.2 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 529.795024][T25213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 529.805481][T25213] Call Trace: [ 529.808796][T25213] dump_stack+0x18f/0x20d [ 529.813151][T25213] should_fail.cold+0x5/0x14 [ 529.817796][T25213] should_failslab+0x5/0xf [ 529.822261][T25213] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 529.828537][T25213] kmem_cache_alloc_trace+0x49/0x2c0 [ 529.833938][T25213] snd_pcm_oss_change_params_locked+0x192/0x3430 [ 529.840304][T25213] ? __mutex_lock+0x626/0x10d0 [ 529.845203][T25213] ? snd_pcm_oss_make_ready+0xc4/0x2e0 [ 529.850683][T25213] ? lock_acquire+0x1f1/0xad0 [ 529.855385][T25213] ? snd_pcm_plugin_append+0x190/0x190 [ 529.860864][T25213] ? mutex_lock_io_nested+0xf60/0xf60 [ 529.866259][T25213] ? lock_acquire+0x1f1/0xad0 14:18:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x747000) 14:18:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280200001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 529.871013][T25213] ? snd_pcm_stream_lock_irq+0x8e/0xb0 [ 529.876580][T25213] ? find_held_lock+0x2d/0x110 [ 529.881386][T25213] ? snd_pcm_stream_unlock_irq+0x8c/0xb0 [ 529.887046][T25213] ? lock_downgrade+0x820/0x820 [ 529.892526][T25213] snd_pcm_oss_make_ready+0xe6/0x2e0 [ 529.897835][T25213] snd_pcm_oss_set_trigger.isra.0+0x30f/0x6e0 [ 529.904617][T25213] ? lockdep_hardirqs_on+0x6a/0xe0 [ 529.909757][T25213] snd_pcm_oss_poll+0x661/0xb10 [ 529.914629][T25213] ? poll_initwait+0x170/0x170 [ 529.920004][T25213] ? snd_pcm_oss_set_trigger.isra.0+0x6e0/0x6e0 [ 529.926891][T25213] ? snd_pcm_oss_set_trigger.isra.0+0x6e0/0x6e0 [ 529.933146][T25213] do_select+0x8dc/0x1630 [ 529.937517][T25213] ? select_estimate_accuracy+0x320/0x320 [ 529.943257][T25213] ? lock_acquire+0x1f1/0xad0 [ 529.948115][T25213] ? __bpf_address_lookup+0x290/0x290 [ 529.954016][T25213] ? find_held_lock+0x2d/0x110 [ 529.958868][T25213] ? poll_initwait+0x170/0x170 [ 529.963692][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 529.970728][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 529.977258][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 529.984192][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 529.991287][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 529.997811][T25213] ? poll_schedule_timeout.constprop.0+0x1e0/0x1e0 [ 530.004634][T25213] ? lock_acquire+0x1f1/0xad0 [ 530.009437][T25213] ? __might_fault+0xef/0x1d0 [ 530.014352][T25213] ? find_held_lock+0x2d/0x110 [ 530.019134][T25213] ? __might_fault+0x11f/0x1d0 [ 530.023922][T25213] ? lock_downgrade+0x820/0x820 [ 530.028789][T25213] ? core_sys_select+0x1d6/0x8e0 [ 530.033754][T25213] ? __might_fault+0x190/0x1d0 [ 530.038962][T25213] core_sys_select+0x3ba/0x8e0 [ 530.053401][T25213] ? do_compat_pselect+0x210/0x210 [ 530.059205][T25213] ? _kstrtoull+0x186/0x420 [ 530.064005][T25213] ? lock_acquire+0x1f1/0xad0 [ 530.068853][T25213] ? get_pid_task+0x116/0x200 [ 530.073639][T25213] ? find_held_lock+0x2d/0x110 [ 530.078420][T25213] ? ksys_write+0x212/0x250 [ 530.082942][T25213] ? lock_downgrade+0x820/0x820 [ 530.087816][T25213] ? vfs_write+0x397/0x6b0 [ 530.092249][T25213] ? set_user_sigmask+0x211/0x2a0 [ 530.097286][T25213] ? __set_current_blocked+0x110/0x110 [ 530.102770][T25213] do_pselect.constprop.0+0x17b/0x1c0 [ 530.108163][T25213] ? kern_select+0x1c0/0x1c0 [ 530.112776][T25213] ? vfs_write+0x1b0/0x6b0 [ 530.117290][T25213] ? fput_many+0x2f/0x1a0 [ 530.121814][T25213] ? ksys_write+0x1a5/0x250 [ 530.126338][T25213] __x64_sys_pselect6+0x1ea/0x2e0 [ 530.131393][T25213] do_syscall_64+0x60/0xe0 [ 530.135837][T25213] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 530.141741][T25213] RIP: 0033:0x45cba9 [ 530.146021][T25213] Code: Bad RIP value. [ 530.150790][T25213] RSP: 002b:00007f270ded8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000010e [ 530.159313][T25213] RAX: ffffffffffffffda RBX: 00000000004fd180 RCX: 000000000045cba9 [ 530.167299][T25213] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000040 [ 530.175284][T25213] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 530.183471][T25213] R10: 0000000020000140 R11: 0000000000000246 R12: 0000000000000008 [ 530.191715][T25213] R13: 00000000000008c1 R14: 00000000004cbab3 R15: 00007f270ded96d4 14:18:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280300001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 530.356943][T16728] block nbd1: Receive control failed (result -32) [ 530.357560][T25200] block nbd1: shutting down sockets [ 530.373991][T25228] block nbd0: NBD_DISCONNECT [ 530.396524][T25228] block nbd0: NBD_DISCONNECT 14:18:55 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x790000) 14:18:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280400001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 530.549844][T25235] block nbd0: NBD_DISCONNECT [ 530.562781][T25235] block nbd0: NBD_DISCONNECT [ 530.597395][T25233] block nbd1: shutting down sockets 14:18:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xb90000) 14:18:55 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280500001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 530.726095][T25244] block nbd0: NBD_DISCONNECT [ 530.740850][T25244] block nbd0: NBD_DISCONNECT [ 530.772363][T25243] block nbd1: shutting down sockets 14:18:56 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 531.053071][T13987] block nbd4: Receive control failed (result -32) [ 531.053431][T25220] block nbd4: shutting down sockets 14:18:56 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:56 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xe07300) 14:18:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280600001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 531.270099][T25257] block nbd1: shutting down sockets [ 531.279879][T25264] block nbd0: NBD_DISCONNECT [ 531.314431][T25264] block nbd0: NBD_DISCONNECT 14:18:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xf05300) 14:18:56 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:18:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280700001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x1000000) [ 531.386310][T25275] block nbd0: NBD_DISCONNECT [ 531.393644][T25275] block nbd0: NBD_DISCONNECT [ 531.484227][T25277] block nbd1: shutting down sockets 14:18:56 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 531.563957][T25283] block nbd0: NBD_DISCONNECT 14:18:56 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x2, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 531.606698][T25283] block nbd0: NBD_DISCONNECT 14:18:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280800001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 531.728129][T25287] block nbd1: shutting down sockets [ 532.072450][T13987] block nbd4: Receive control failed (result -32) [ 532.080921][T25266] block nbd4: shutting down sockets 14:18:57 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280900001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2000000) 14:18:57 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:18:57 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 532.268795][T25306] block nbd0: NBD_DISCONNECT 14:18:57 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 532.312090][T25306] block nbd0: NBD_DISCONNECT [ 532.314384][T25303] block nbd1: shutting down sockets 14:18:57 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 532.390914][T25318] block nbd1: shutting down sockets 14:18:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280a00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x20000000) [ 532.503911][T25321] block nbd1: shutting down sockets 14:18:57 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 532.697355][T25329] block nbd0: NBD_DISCONNECT 14:18:57 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x10, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280c00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 532.747558][T25329] block nbd0: NBD_DISCONNECT [ 532.833034][T25330] block nbd1: shutting down sockets [ 533.041058][T13987] block nbd4: Receive control failed (result -32) [ 533.049362][T25305] block nbd4: shutting down sockets 14:18:58 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:18:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x21000000) 14:18:58 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:18:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280e00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:58 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:18:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280f00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 533.219679][T25345] block nbd1: shutting down sockets [ 533.228042][T25349] block nbd0: NBD_DISCONNECT 14:18:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x3f000000) 14:18:58 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 533.333255][T25362] block nbd0: NBD_DISCONNECT [ 533.342199][T25362] block nbd0: NBD_DISCONNECT [ 533.409189][T25366] block nbd1: shutting down sockets 14:18:58 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:18:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7e000000) 14:18:58 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x110, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:18:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e281000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 533.571942][T25370] block nbd1: shutting down sockets [ 533.594001][T25374] block nbd0: NBD_DISCONNECT [ 533.630134][T25374] block nbd0: NBD_DISCONNECT [ 534.006573][T13987] block nbd4: Receive control failed (result -32) [ 534.015121][T25352] block nbd4: shutting down sockets 14:18:59 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:18:59 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:18:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e282800001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xe00f0000) 14:18:59 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 534.152355][T25394] block nbd0: NBD_DISCONNECT 14:18:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e284800001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 534.187812][T25394] block nbd0: NBD_DISCONNECT [ 534.298654][T25404] block nbd1: Device being setup by another task 14:18:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xff600000) 14:18:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e284c00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:18:59 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x2000, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 534.469261][T25418] block nbd0: NBD_DISCONNECT [ 534.491619][T25418] block nbd0: NBD_DISCONNECT 14:18:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2000000000) 14:18:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e286000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 534.626392][T25425] block nbd0: NBD_DISCONNECT [ 534.649922][T25425] block nbd0: NBD_DISCONNECT 14:18:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e286800001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2100000000) [ 534.904799][T13987] block nbd4: Receive control failed (result -32) [ 534.915328][T25390] block nbd4: shutting down sockets [ 534.939839][T16728] block nbd1: Receive control failed (result -32) [ 534.947633][T25393] block nbd1: shutting down sockets 14:19:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:00 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e286c00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 534.987710][T25436] block nbd0: NBD_DISCONNECT [ 535.041490][T25436] block nbd0: NBD_DISCONNECT 14:19:00 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e287400001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x400000000000) [ 535.156829][T25452] block nbd1: Device being setup by another task 14:19:00 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x4000, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 535.261615][T25460] block nbd0: NBD_DISCONNECT 14:19:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e287a00001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 535.301970][T25460] block nbd0: NBD_DISCONNECT 14:19:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x60ffffffffff) 14:19:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28f000001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 535.599892][T25473] block nbd0: NBD_DISCONNECT 14:19:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x790000000000) 14:19:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280003001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 535.780816][T25480] block nbd0: NBD_DISCONNECT [ 535.804686][T25480] block nbd0: NBD_DISCONNECT [ 535.831826][T16728] block nbd4: Receive control failed (result -32) [ 535.839803][T25443] block nbd4: shutting down sockets [ 535.875879][T13987] block nbd1: Receive control failed (result -32) [ 535.884142][T25444] block nbd1: shutting down sockets 14:19:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:01 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7fffffffefff) [ 536.087463][T25494] block nbd0: NBD_DISCONNECT [ 536.102737][T25494] block nbd0: NBD_DISCONNECT [ 536.117328][T25488] block nbd1: shutting down sockets 14:19:01 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:01 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x401f, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e284304001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xb90000000000) 14:19:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280005001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 536.329350][T25508] block nbd0: NBD_DISCONNECT [ 536.352204][T25508] block nbd0: NBD_DISCONNECT [ 536.372261][T25506] block nbd1: shutting down sockets 14:19:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x70740000000000) 14:19:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280006001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 536.506169][T25520] block nbd0: NBD_DISCONNECT [ 536.544756][T25520] block nbd0: NBD_DISCONNECT [ 536.606410][T25523] block nbd1: shutting down sockets 14:19:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xe0730000000000) [ 536.709648][T25529] block nbd0: NBD_DISCONNECT [ 536.720320][T25529] block nbd0: NBD_DISCONNECT [ 536.814775][T13987] block nbd4: Receive control failed (result -32) [ 536.822990][T25489] block nbd4: shutting down sockets 14:19:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280007001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 536.975965][T25534] block nbd1: shutting down sockets 14:19:02 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xf0530000000000) 14:19:02 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0xfffffffe, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280009001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 537.301997][T25547] block nbd1: shutting down sockets [ 537.303448][T25552] block nbd0: NBD_DISCONNECT [ 537.341448][T25552] block nbd0: NBD_DISCONNECT 14:19:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000a001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x100000000000000) 14:19:02 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x1010000000000000, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 537.567638][T25561] block nbd1: shutting down sockets 14:19:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:19:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 537.718162][T25571] block nbd0: NBD_DISCONNECT 14:19:03 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 537.758803][T25571] block nbd0: NBD_DISCONNECT [ 537.763783][T25573] block nbd1: shutting down sockets [ 538.070028][T13987] block nbd4: Receive control failed (result -32) [ 538.078342][T25543] block nbd4: shutting down sockets 14:19:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:19:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000e001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x200000000000000) [ 538.231373][T25588] block nbd1: shutting down sockets [ 538.239241][T25594] block nbd0: NBD_DISCONNECT [ 538.271222][T25594] block nbd0: NBD_DISCONNECT 14:19:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:19:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000f001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x3f00000000000000) 14:19:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e283f0f001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 538.460672][T25602] block nbd1: shutting down sockets [ 538.475492][T25607] block nbd0: NBD_DISCONNECT [ 538.526322][T25607] block nbd0: NBD_DISCONNECT 14:19:03 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0xff7fffffffffff7f, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x7e00000000000000) [ 538.685871][T25614] block nbd1: shutting down sockets 14:19:03 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 538.733523][T25619] block nbd0: NBD_DISCONNECT [ 538.777583][T25619] block nbd0: NBD_DISCONNECT 14:19:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280020001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xe00f000000000000) 14:19:04 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x2}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 539.028925][T13987] block nbd4: Receive control failed (result -32) [ 539.120571][T25634] block nbd4: Device being setup by another task [ 539.167630][T25635] block nbd0: NBD_DISCONNECT [ 539.179527][T25633] block nbd4: shutting down sockets [ 539.209578][T25629] block nbd1: shutting down sockets [ 539.229751][T25635] block nbd0: NBD_DISCONNECT 14:19:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280028001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xffefffffff7f0000) [ 539.438707][T25643] block nbd1: shutting down sockets [ 539.496196][T25652] block nbd0: NBD_DISCONNECT 14:19:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 539.540325][T25652] block nbd0: NBD_DISCONNECT 14:19:04 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0xffffffffff600000) 14:19:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280f3f001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 539.732350][T25657] block nbd1: shutting down sockets [ 539.742821][T25664] block nbd0: NBD_DISCONNECT [ 539.751509][T25664] block nbd0: NBD_DISCONNECT 14:19:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280443001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:19:05 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 540.035834][T25673] block nbd1: shutting down sockets 14:19:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280048001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 540.178185][T13987] block nbd4: Receive control failed (result -32) [ 540.186775][T25644] block nbd4: shutting down sockets 14:19:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 14:19:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28004c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:05 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 540.346452][T25682] block nbd1: shutting down sockets 14:19:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:05 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e286558001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 540.550222][T25694] block nbd1: shutting down sockets 14:19:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280060001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 540.784842][T25705] block nbd1: shutting down sockets 14:19:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e285865001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 541.024944][T25713] block nbd1: shutting down sockets 14:19:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 541.236645][T13987] block nbd4: Receive control failed (result -32) [ 541.237044][T25690] block nbd4: shutting down sockets 14:19:06 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:06 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x5}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280068001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28006c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:06 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:06 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x6}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280074001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28007a001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 542.025138][T13987] block nbd1: Receive control failed (result -32) [ 542.025713][T25720] block nbd1: shutting down sockets 14:19:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280081001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 542.286943][T16728] block nbd4: Receive control failed (result -32) [ 542.295448][T25731] block nbd4: shutting down sockets 14:19:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800f0001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:07 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:07 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000006700ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:07 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) socket$nl_generic(0x10, 0x3, 0x10) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000007300ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:08 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x8}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280007ffff00ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 543.063943][T16728] block nbd1: Receive control failed (result -32) [ 543.064581][T25760] block nbd1: shutting down sockets 14:19:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280002001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280003001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 543.367401][T13987] block nbd4: Receive control failed (result -32) [ 543.376818][T25772] block nbd4: shutting down sockets 14:19:08 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:08 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:08 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x9}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280004001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280005001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:09 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xa}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280006001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 544.170382][T13987] block nbd1: Receive control failed (result -32) [ 544.170902][T25800] block nbd1: shutting down sockets 14:19:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280007001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280008001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 544.437281][T16728] block nbd4: Receive control failed (result -32) [ 544.437690][T25810] block nbd4: shutting down sockets 14:19:09 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280009001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:09 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000a001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:10 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000e001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 545.147359][T13987] block nbd1: Receive control failed (result -32) [ 545.155724][T25836] block nbd1: shutting down sockets 14:19:10 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000f001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280010001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 545.510358][T16728] block nbd4: Receive control failed (result -32) [ 545.518306][T25851] block nbd4: shutting down sockets 14:19:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:10 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xe}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280028001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:11 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280048001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28004c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 546.159518][T13987] block nbd1: Receive control failed (result -32) [ 546.169836][T25880] block nbd1: shutting down sockets 14:19:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280060001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:11 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xf}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280068001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 546.497363][T16728] block nbd4: Receive control failed (result -32) [ 546.497597][T25897] block nbd4: shutting down sockets 14:19:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:12 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x10, 0x803, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:12 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x10}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28006c001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280074001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 547.107091][T13987] block nbd1: Receive control failed (result -32) [ 547.116242][T25914] block nbd1: shutting down sockets 14:19:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) 14:19:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28007a001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800f0001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 547.543808][T16728] block nbd4: Receive control failed (result -32) [ 547.544997][T25932] block nbd4: shutting down sockets 14:19:12 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x11}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000031100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:13 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:13 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x12}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280043041100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:13 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 548.136816][T13987] block nbd1: Receive control failed (result -32) [ 548.145835][T25955] block nbd1: shutting down sockets 14:19:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) 14:19:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000051100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = openat$drirender128(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dri/renderD128\x00', 0x280102, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000040)={0x2, 0x0, 0x0, 0x7fff}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f00000000c0)={0xfff, r2, 0x0, 0x1b0}) [ 548.548755][T26005] block nbd0: NBD_DISCONNECT [ 548.585743][T26005] block nbd0: NBD_DISCONNECT 14:19:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000061100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 548.641666][T16728] block nbd4: Receive control failed (result -32) [ 548.649719][T25972] block nbd4: shutting down sockets 14:19:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r2}}, 0x24}}, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 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$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7}}, 0x24}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv0\x00', r7}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000000c0)={@mcast2, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @empty, 0x6, 0x8, 0xf000, 0x500, 0x6, 0x2000000, r8}) 14:19:14 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1d}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000071100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 548.910284][T26014] block nbd4: server does not support multiple connections per device. [ 548.974595][T26013] block nbd4: shutting down sockets [ 549.007827][T26019] block nbd0: NBD_DISCONNECT 14:19:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 549.050047][T26019] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000091100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 549.122181][T13987] block nbd1: Receive control failed (result -32) [ 549.122671][T25996] block nbd1: shutting down sockets 14:19:14 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.199760][T26026] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 549.227040][T26019] block nbd0: NBD_DISCONNECT [ 549.230707][T26024] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:14 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x14d}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) 14:19:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000a1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) getsockopt$IP_SET_OP_GET_FNAME(0xffffffffffffffff, 0x1, 0x53, &(0x7f0000000000)={0x8, 0x7, 0x0, 'syz0\x00'}, &(0x7f00000000c0)=0x2c) socket$can_bcm(0x1d, 0x2, 0x2) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$RDMA_NLDEV_CMD_STAT_GET(r1, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0x7, &(0x7f0000000240)={&(0x7f0000000140)={0x40, 0x1411, 0x4, 0x70bd27, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x0, 0x3, 0x2}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x202}, @RDMA_NLDEV_ATTR_STAT_MODE={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x404}, 0x20040080) fadvise64(r1, 0x7, 0x5, 0x5) [ 549.544153][T26056] block nbd0: NBD_DISCONNECT 14:19:14 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.586859][T26056] block nbd0: NBD_DISCONNECT 14:19:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:14 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x29a}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$IOC_PR_REGISTER(r1, 0x401870c8, &(0x7f0000000000)={0x8001, 0x1, 0x1}) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 549.763662][T26067] block nbd0: NBD_DISCONNECT 14:19:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000e1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 550.059032][T13987] block nbd4: Receive control failed (result -32) [ 550.059376][T26035] block nbd4: shutting down sockets 14:19:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:15 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x300}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:15 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000f1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 550.157955][T16728] block nbd1: Receive control failed (result -32) [ 550.166732][T26044] block nbd1: shutting down sockets 14:19:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) 14:19:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28003f0f1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:15 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:15 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x500}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000201100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 550.559020][ T1537] block nbd0: Disconnected due to user request. [ 550.576060][T26067] block nbd0: NBD_DISCONNECT [ 550.638218][ T1537] block nbd0: Disconnected due to user request. 14:19:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000281100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$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(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7}}, 0x24}}, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) write$binfmt_elf64(r0, &(0x7f00000002c0)=ANY=[@ANYRESHEX=r8, @ANYBLOB="be7ac7cf4ea5e33755628ce260b3d15ecdbbe94c3db690326d4dad6e1fa4e0f37b3b5e3ff312"], 0xfffffd88) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000000)={0xffffffffffffffff}, 0x2, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_NOTIFY(r2, &(0x7f00000000c0)={0xf, 0x8, 0xfa00, {r9, 0x11}}, 0x10) 14:19:16 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 550.829612][T26127] block nbd0: NBD_DISCONNECT [ 550.901064][T26133] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 550.984482][T26133] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 551.073558][T13987] block nbd4: Receive control failed (result -32) [ 551.084813][T26088] block nbd4: shutting down sockets [ 551.106807][T16728] block nbd1: Receive control failed (result -32) [ 551.116598][T26094] block nbd1: shutting down sockets 14:19:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:16 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x600}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000f3f1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:16 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) 14:19:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280004431100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000481100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:16 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x700}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:16 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 551.603526][T26127] block nbd0: NBD_DISCONNECT 14:19:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800004c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 551.623753][T26138] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 551.696638][T26127] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 551.719845][T26133] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280065581100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:17 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 552.031888][T16728] block nbd4: Receive control failed (result -32) [ 552.044216][T26153] block nbd4: shutting down sockets [ 552.056193][T13987] block nbd1: Receive control failed (result -32) [ 552.056750][T26157] block nbd1: shutting down sockets 14:19:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:17 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x900}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x7f, 0x589982) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000002841695ca61b4b6a0c657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="0101000000000000000001000000440001000c00070000000000960000000c0006006c626c637200000008000b000a69700008000800000000000800090000000000080001000a000000080005"], 0x58}}, 0x0) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000003c0)={0xc8, r7, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x95a}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x100}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_INACT_CONNS={0x8}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x3}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x40}]}, @IPVS_CMD_ATTR_DAEMON={0x30, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x9}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0xff}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x200}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x3}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @remote}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x1f}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}]}]}, 0xc8}, 0x1, 0x0, 0x0, 0x480d0}, 0x84) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000004c0)={0x0, 0x37, &(0x7f00000001c0)={0x0, 0xffffffffffffff78}, 0x1, 0x0, 0x0, 0x20000840}, 0x8815) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="48000080100002000001000000000021000000000807d771dba06da15e8c93133bf805980400000000000000d8c606fe2090a9afa4ebff010100001b760264f333ce26b55e67da119771ac5a62cb911d4854c8c3d6bd0d7d9aa85e15f28275fcd2ccc7646f4fa178561c7e9fb2c993691431beeee9e8", @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000340)=ANY=[@ANYBLOB="2400000024001d0f00000000000100000000000030d82557e926e371d84d71badc177b90ca0611a6eb279e2f468ed1e946e006ade08b8172406162a4e222117a4c3d89", @ANYRES32=r8, @ANYBLOB="00000000f1ffffff00000000"], 0x24}}, 0x0) close_range(r1, r2, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000601100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) 14:19:17 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 14:19:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280058651100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 552.288393][T26217] netlink: 'syz-executor.0': attribute type 1 has an invalid length. [ 552.340166][T26227] block nbd0: NBD_DISCONNECT [ 552.394203][T26217] IPVS: persistence engine module ip_vs_pe_ [ 552.394203][T26217] ip not found [ 552.431566][T26227] block nbd0: NBD_DISCONNECT 14:19:17 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xa00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:17 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r0, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r0, 0xae80, 0x0) 14:19:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x8, 0x10100) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nullb0\x00', 0x80000, 0x0) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000000)) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000681100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:17 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r0, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 552.600718][T26243] block nbd0: NBD_DISCONNECT [ 552.665247][T26248] block nbd0: NBD_DISCONNECT [ 553.088838][T16728] block nbd4: Receive control failed (result -32) [ 553.103939][T13987] block nbd1: Receive control failed (result -32) [ 553.112916][T26219] block nbd1: shutting down sockets [ 553.124279][T11835] block nbd4: shutting down sockets 14:19:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800006c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:18 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r0, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r0, 0xae80, 0x0) 14:19:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x12002) 14:19:18 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) [ 553.343578][T26261] block nbd0: NBD_DISCONNECT [ 553.379855][T26261] block nbd0: NBD_DISCONNECT 14:19:18 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) 14:19:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000741100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = add_key(&(0x7f0000000000)='cifs.spnego\x00', &(0x7f0000000340)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$read(0xb, r1, 0x0, 0x0) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(0xffffffffffffffff, 0xc0506617, &(0x7f00000000c0)=ANY=[@ANYBLOB="01000000000000006251b1a7b44ec09100000000000000000000000000000000c200000000002abadd7c143f", @ANYRES32=r1, @ANYBLOB="000000000000000000000000000000000000000000000000000000000000000069e0e9ab9d6dcd74cb8622c2e89f459c90098a49b46db4891209cc4314c6e3054e4b0ea2862c9a26c16664ba7212465ec207b0ef0045566fa6e49bcd82875cdb4b959baa37c2ee02f4b1bf27cfb1607cec14bff64902b4843fcd3a2ae0bc2dfcfb4f2dd8a818f93210f5052de03d872fed43649bc2c13b80c6c29894d0493f4a58dcd94b495a7e9c7f86e4504f5e3acf001fafb2ff5bb59640ad066e44adf630ece52cc2550ba61abd4cb7afd0433f8002a42e961145e5d8efea2cf65aeda8cf1353"]) keyctl$invalidate(0x15, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8}}, 0x24}}, 0x0) setsockopt$inet6_mreq(r3, 0x29, 0x1c, &(0x7f0000000040)={@dev={0xfe, 0x80, [], 0x35}, r8}, 0x14) syz_open_dev$ndb(0x0, 0x0, 0x40100) 14:19:18 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:18 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 553.547251][T26278] block nbd0: NBD_DISCONNECT [ 553.559724][T26278] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 553.637369][T26278] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 553.699646][T26278] block nbd0: NBD_DISCONNECT 14:19:19 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 554.136497][T13987] block nbd4: Receive control failed (result -32) [ 554.145115][T26259] block nbd4: shutting down sockets [ 554.150998][T16728] block nbd1: Receive control failed (result -32) [ 554.151603][T26265] block nbd1: shutting down sockets 14:19:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:19 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800007a1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x8000) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:19 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:19 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xe00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) [ 554.457873][T26305] block nbd0: NBD_DISCONNECT [ 554.544467][T26305] block nbd0: NBD_DISCONNECT 14:19:19 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:19 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000811100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:20 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f00000000c0)={0xb40, {{0x2, 0x4e20, @rand_addr=0x64010100}}}, 0x88) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:20 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xf00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:20 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 554.893740][T26327] block nbd0: NBD_DISCONNECT [ 554.938210][T26327] block nbd0: NBD_DISCONNECT [ 555.309295][T16728] block nbd4: Receive control failed (result -32) [ 555.335959][T10114] block nbd4: shutting down sockets 14:19:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000f01100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/seq/clients\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_CHANNELS(r1, 0xc0045006, &(0x7f0000000040)=0x7f) 14:19:20 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) 14:19:20 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1100}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 555.438503][T13987] block nbd1: Receive control failed (result -32) [ 555.446885][T26312] block nbd1: shutting down sockets 14:19:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) [ 555.575069][T26343] block nbd0: NBD_DISCONNECT [ 555.629378][T26343] block nbd0: NBD_DISCONNECT 14:19:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000000f00ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:20 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r1, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r1, 0xae80, 0x0) 14:19:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$GIO_UNIMAP(r2, 0x4b66, &(0x7f0000000040)={0x3, &(0x7f0000000000)=[{}, {}, {}]}) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:21 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1200}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 555.931819][T26367] block nbd0: NBD_DISCONNECT 14:19:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000021100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:21 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 556.399173][T13987] block nbd4: Receive control failed (result -32) [ 556.407324][T26347] block nbd4: shutting down sockets 14:19:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:21 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x157c}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000031100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:21 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 556.509745][T16728] block nbd1: Receive control failed (result -32) [ 556.510337][T26354] block nbd1: shutting down sockets 14:19:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000041100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 14:19:22 executing program 0: semctl$SETVAL(0xffffffffffffffff, 0x3, 0x10, &(0x7f0000000000)=0x7) syz_open_dev$vim2m(&(0x7f0000000040)='/dev/video#\x00', 0x5, 0x2) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x20a100) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:22 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1d00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000051100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:22 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:22 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1f00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000061100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 557.525749][T16728] block nbd4: Receive control failed (result -32) [ 557.526421][T26397] block nbd4: shutting down sockets 14:19:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x70900) 14:19:22 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000071100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:22 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1f40}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 557.684471][T13987] block nbd1: Receive control failed (result -32) 14:19:23 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 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) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_LINK_TOL(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000125bd0000004c00180000ffff75647000"/82], 0x68}, 0x1, 0x0, 0x0, 0x20044c81}, 0x800) sendto$netrom(r3, &(0x7f0000000140)="3538387b429197c31eb2314eb50d33bf70f1493e8482e86c22c4295dc0c44c6c1ef193745e135b6a36", 0x29, 0x20000000, &(0x7f0000000180)={{0x3, @bcast, 0x7}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}]}, 0x48) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 557.753040][T11835] block nbd1: shutting down sockets [ 557.792970][T26449] block nbd0: NBD_DISCONNECT [ 557.838706][T26449] block nbd0: NBD_DISCONNECT 14:19:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000081100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket$netlink(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$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r5, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) openat$cgroup_ro(r5, &(0x7f0000000280)='cpuset.effective_mems\x00', 0x0, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="4800000010000507000000000000004000000000", @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) ioctl$FS_IOC_GETFSLABEL(r1, 0x81009431, &(0x7f00000000c0)) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:23 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x2000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:23 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000091100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 558.260504][T26479] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 558.360036][T26488] block nbd0: NBD_DISCONNECT 14:19:23 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3f00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000a1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:23 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:23 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:24 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280300001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000e1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 558.944056][T13987] block nbd4: Receive control failed (result -32) [ 558.951450][T26472] block nbd4: shutting down sockets [ 558.980449][T26488] block nbd0: NBD_DISCONNECT 14:19:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:24 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x401f}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:24 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x181401) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:24 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280300001100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800000f1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 559.216454][T26530] block nbd0: NBD_DISCONNECT 14:19:24 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 559.268206][T26530] block nbd0: NBD_DISCONNECT 14:19:24 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4d01}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000101100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0x4) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000280)='mptcp_pm\x00') sendmsg$MPTCP_PM_CMD_SET_LIMITS(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x2000}]}, 0x1c}}, 0x0) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x1c, r6, 0x100, 0x70bd27, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4080}, 0x24000010) 14:19:24 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 559.499227][T26548] block nbd1: Device being setup by another task [ 559.524082][T26554] block nbd0: NBD_DISCONNECT [ 559.537126][T26554] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 559.583666][T26554] block nbd0: NBD_DISCONNECT [ 559.593860][T26562] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:24 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7c15}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 560.008713][T13987] block nbd4: Receive control failed (result -32) [ 560.009325][T26533] block nbd4: shutting down sockets 14:19:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000281100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000)='l2tp\x00') 14:19:25 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x9a02}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:25 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 560.145993][T26587] block nbd0: NBD_DISCONNECT [ 560.179144][T16728] block nbd1: Receive control failed (result -32) [ 560.188449][T26543] block nbd1: shutting down sockets [ 560.203027][T26587] block nbd0: NBD_DISCONNECT 14:19:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000481100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:25 executing program 1 (fault-call:6 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:25 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:25 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x2000b}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800004c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 560.529406][T26616] FAULT_INJECTION: forcing a failure. [ 560.529406][T26616] name failslab, interval 1, probability 0, space 0, times 0 14:19:25 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 560.599694][T26616] CPU: 1 PID: 26616 Comm: syz-executor.1 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 560.609645][T26616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 560.619741][T26616] Call Trace: [ 560.623062][T26616] dump_stack+0x18f/0x20d [ 560.627423][T26616] should_fail.cold+0x5/0x14 [ 560.632041][T26616] ? tomoyo_realpath_from_path+0xc3/0x620 [ 560.637786][T26616] should_failslab+0x5/0xf [ 560.642241][T26616] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 560.648779][T26616] __kmalloc+0x6f/0x320 [ 560.652967][T26616] tomoyo_realpath_from_path+0xc3/0x620 [ 560.658532][T26616] ? tomoyo_profile+0x42/0x50 [ 560.663219][T26616] tomoyo_path_number_perm+0x1cb/0x4d0 [ 560.668678][T26616] ? tomoyo_path_number_perm+0x183/0x4d0 [ 560.674318][T26616] ? tomoyo_execute_permission+0x470/0x470 [ 560.680135][T26616] ? lock_acquire+0x1f1/0xad0 [ 560.684803][T26616] ? delayed_put_pid+0x30/0x30 [ 560.689567][T26616] ? find_held_lock+0x2d/0x110 [ 560.694339][T26616] ? __mutex_unlock_slowpath+0xe2/0x610 [ 560.699872][T26616] ? lock_is_held_type+0xb0/0xe0 [ 560.704813][T26616] ? __fget_files+0x294/0x400 [ 560.709493][T26616] security_file_ioctl+0x50/0xb0 [ 560.714423][T26616] ksys_ioctl+0x50/0x180 [ 560.718663][T26616] __x64_sys_ioctl+0x6f/0xb0 [ 560.723244][T26616] ? lockdep_hardirqs_on+0x6a/0xe0 [ 560.728340][T26616] do_syscall_64+0x60/0xe0 [ 560.732745][T26616] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 560.738658][T26616] RIP: 0033:0x45cba9 [ 560.742549][T26616] Code: Bad RIP value. [ 560.746618][T26616] RSP: 002b:00007f697bea1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 560.755036][T26616] RAX: ffffffffffffffda RBX: 00000000004ead80 RCX: 000000000045cba9 [ 560.763014][T26616] RDX: 0000000000000007 RSI: 000000000000ab00 RDI: 0000000000000006 [ 560.770995][T26616] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 560.778961][T26616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 560.787012][T26616] R13: 0000000000000431 R14: 00000000004c7045 R15: 00007f697bea26d4 14:19:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000601100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:26 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7d000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 560.986589][T26616] ERROR: Out of memory at tomoyo_realpath_from_path. [ 560.994269][T16728] block nbd4: Receive control failed (result -32) [ 561.003230][T26594] block nbd4: shutting down sockets [ 561.011951][T26616] block nbd1: Device being setup by another task 14:19:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000681100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 14:19:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800006c1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:26 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x100000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 561.224683][T13987] block nbd1: Receive control failed (result -32) [ 561.225255][T26611] block nbd1: shutting down sockets [ 561.243324][T26637] block nbd4: shutting down sockets 14:19:26 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:26 executing program 1 (fault-call:6 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000741100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 14:19:26 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3e8000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 561.490156][T26653] block nbd4: shutting down sockets [ 561.555103][T26663] FAULT_INJECTION: forcing a failure. [ 561.555103][T26663] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.568361][T26663] CPU: 1 PID: 26663 Comm: syz-executor.1 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 561.578270][T26663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 561.588347][T26663] Call Trace: [ 561.592612][T26663] dump_stack+0x18f/0x20d [ 561.596948][T26663] should_fail.cold+0x5/0x14 [ 561.601667][T26663] ? mark_lock+0xbc/0x1710 [ 561.606114][T26663] __alloc_pages_nodemask+0x177/0x720 [ 561.611489][T26663] ? __lock_acquire+0xc1e/0x56e0 [ 561.616418][T26663] ? __alloc_pages_slowpath.constprop.0+0x2780/0x2780 [ 561.623192][T26663] cache_grow_begin+0x71/0x430 [ 561.627951][T26663] cache_alloc_refill+0x27b/0x340 [ 561.632974][T26663] ? lockdep_hardirqs_off+0x66/0xa0 [ 561.638180][T26663] ? tomoyo_realpath_from_path+0xc3/0x620 [ 561.643892][T26663] __kmalloc+0x2f5/0x320 [ 561.648520][T26663] tomoyo_realpath_from_path+0xc3/0x620 [ 561.654057][T26663] ? tomoyo_profile+0x42/0x50 [ 561.658753][T26663] tomoyo_path_number_perm+0x1cb/0x4d0 [ 561.664208][T26663] ? tomoyo_path_number_perm+0x183/0x4d0 [ 561.669927][T26663] ? tomoyo_execute_permission+0x470/0x470 [ 561.675750][T26663] ? lock_acquire+0x1f1/0xad0 [ 561.680439][T26663] ? delayed_put_pid+0x30/0x30 [ 561.685216][T26663] ? find_held_lock+0x2d/0x110 [ 561.689992][T26663] ? __mutex_unlock_slowpath+0xe2/0x610 [ 561.695552][T26663] ? lock_is_held_type+0xb0/0xe0 [ 561.700496][T26663] ? __fget_files+0x294/0x400 [ 561.705173][T26663] security_file_ioctl+0x50/0xb0 [ 561.710112][T26663] ksys_ioctl+0x50/0x180 [ 561.714354][T26663] __x64_sys_ioctl+0x6f/0xb0 [ 561.718954][T26663] ? lockdep_hardirqs_on+0x6a/0xe0 [ 561.724057][T26663] do_syscall_64+0x60/0xe0 [ 561.728468][T26663] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 561.734352][T26663] RIP: 0033:0x45cba9 [ 561.738225][T26663] Code: Bad RIP value. [ 561.742275][T26663] RSP: 002b:00007f697bea1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 14:19:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e2800007a1100ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 561.750679][T26663] RAX: ffffffffffffffda RBX: 00000000004ead80 RCX: 000000000045cba9 [ 561.758660][T26663] RDX: 0000000000000007 RSI: 000000000000ab00 RDI: 0000000000000006 [ 561.766633][T26663] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 561.774598][T26663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 561.782577][T26663] R13: 0000000000000431 R14: 00000000004c7045 R15: 00007f697bea26d4 14:19:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 14:19:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000006700ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 561.983904][T26672] block nbd4: shutting down sockets 14:19:27 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x400000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:27 executing program 4 (fault-call:6 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000007300ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 562.182704][T26682] FAULT_INJECTION: forcing a failure. [ 562.182704][T26682] name failslab, interval 1, probability 0, space 0, times 0 [ 562.243788][T26682] CPU: 1 PID: 26682 Comm: syz-executor.4 Not tainted 5.8.0-rc5-next-20200715-syzkaller #0 [ 562.245194][T13987] block nbd1: Receive control failed (result -32) [ 562.253724][T26682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 562.253732][T26682] Call Trace: [ 562.253760][T26682] dump_stack+0x18f/0x20d [ 562.253782][T26682] should_fail.cold+0x5/0x14 [ 562.253806][T26682] ? tomoyo_realpath_from_path+0xc3/0x620 [ 562.253823][T26682] should_failslab+0x5/0xf [ 562.253845][T26682] slab_pre_alloc_hook.constprop.0+0xf4/0x1f0 [ 562.253871][T26682] __kmalloc+0x6f/0x320 [ 562.253898][T26682] tomoyo_realpath_from_path+0xc3/0x620 [ 562.309756][T26682] ? tomoyo_profile+0x42/0x50 [ 562.314460][T26682] tomoyo_path_number_perm+0x1cb/0x4d0 [ 562.320598][T26682] ? tomoyo_path_number_perm+0x183/0x4d0 [ 562.326264][T26682] ? tomoyo_execute_permission+0x470/0x470 [ 562.332278][T26682] ? lock_acquire+0x1f1/0xad0 [ 562.336981][T26682] ? delayed_put_pid+0x30/0x30 [ 562.342344][T26682] ? find_held_lock+0x2d/0x110 [ 562.347227][T26682] ? __mutex_unlock_slowpath+0xe2/0x610 [ 562.352789][T26682] ? lock_is_held_type+0xb0/0xe0 [ 562.358194][T26682] ? __fget_files+0x294/0x400 [ 562.363260][T26682] security_file_ioctl+0x50/0xb0 [ 562.368829][T26682] ksys_ioctl+0x50/0x180 [ 562.373591][T26682] __x64_sys_ioctl+0x6f/0xb0 [ 562.378417][T26682] ? lockdep_hardirqs_on+0x6a/0xe0 [ 562.383550][T26682] do_syscall_64+0x60/0xe0 [ 562.388460][T26682] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 562.394372][T26682] RIP: 0033:0x45cba9 [ 562.398268][T26682] Code: Bad RIP value. [ 562.402337][T26682] RSP: 002b:00007f3b66cc3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 562.410853][T26682] RAX: ffffffffffffffda RBX: 00000000004eac40 RCX: 000000000045cba9 [ 562.418849][T26682] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006 [ 562.426851][T26682] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 562.435268][T26682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 14:19:27 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x800000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 562.443253][T26682] R13: 000000000000042c R14: 00000000004c6fde R15: 00007f3b66cc46d4 14:19:27 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 562.744302][T26663] block nbd1: shutting down sockets 14:19:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 14:19:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000000f00ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:28 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x803e00}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000006700ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:28 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.030022][T26712] block nbd1: Device being setup by another task 14:19:28 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd00700}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000007300ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 563.119320][T26682] ERROR: Out of memory at tomoyo_realpath_from_path. [ 563.148341][T26682] block nbd4: server does not support multiple connections per device. 14:19:28 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.196080][T26682] block nbd4: shutting down sockets 14:19:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:19:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100feffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:28 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001102ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 563.478323][T26734] block nbd4: server does not support multiple connections per device. [ 563.506397][T26732] block nbd4: shutting down sockets [ 563.733692][T13987] block nbd1: Receive control failed (result -32) [ 563.750183][T26702] block nbd1: shutting down sockets 14:19:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x2, r3) 14:19:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x2) 14:19:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001103ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:29 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x2000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:29 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.915925][T26744] block nbd4: shutting down sockets [ 563.960514][T26749] block nbd4: Device being setup by another task 14:19:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001104ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x10) [ 564.179034][T10110] block nbd4: shutting down sockets 14:19:29 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 564.332862][T26768] block nbd4: shutting down sockets [ 564.381574][T26768] block nbd4: shutting down sockets 14:19:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001105ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x301) 14:19:29 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001106ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 564.645372][T26778] block nbd4: shutting down sockets [ 564.687573][T13987] block nbd1: Receive control failed (result -32) [ 564.697400][T26750] block nbd1: shutting down sockets 14:19:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x10, r3) [ 564.740527][T26781] block nbd4: Device being setup by another task [ 564.768303][T26778] block nbd4: shutting down sockets 14:19:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x125d) 14:19:30 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:30 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x5000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001107ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 565.010064][T26794] block nbd4: shutting down sockets [ 565.127050][T26794] block nbd4: shutting down sockets 14:19:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001108ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:30 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x6000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x125e) 14:19:30 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 565.361295][T26817] block nbd4: shutting down sockets 14:19:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001109ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 565.397292][T26821] block nbd4: Device being setup by another task [ 565.434689][T26821] block nbd4: shutting down sockets 14:19:30 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x125f) [ 565.710004][T13987] block nbd1: Receive control failed (result -32) [ 565.735677][T26836] block nbd1: Device being setup by another task [ 565.794291][T26835] block nbd4: shutting down sockets [ 565.805233][T26836] block nbd1: shutting down sockets [ 565.863165][T26837] block nbd4: Device being setup by another task [ 565.873678][T26835] block nbd4: shutting down sockets 14:19:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x301, r3) 14:19:31 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x8000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000110affffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1260) 14:19:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000110cffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 566.131212][T26846] block nbd4: shutting down sockets [ 566.167101][T26852] block nbd4: Device being setup by another task [ 566.222839][T26852] block nbd4: shutting down sockets 14:19:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000110effffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:31 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x9000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:31 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1261) 14:19:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000110fffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 566.473815][T26865] block nbd4: shutting down sockets [ 566.541942][T26867] block nbd4: Device being setup by another task [ 566.549873][T26867] block nbd4: shutting down sockets 14:19:31 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xa000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001110ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 566.854437][T13987] block nbd1: Receive control failed (result -32) [ 566.862603][T26849] block nbd1: shutting down sockets [ 566.902574][T26844] block nbd1: shutting down sockets 14:19:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x125d, r3) 14:19:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1262) 14:19:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001128ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:32 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:32 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 567.048014][T26887] block nbd4: shutting down sockets 14:19:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001148ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 567.079812][T26893] block nbd4: Device being setup by another task [ 567.103882][T26893] block nbd4: shutting down sockets 14:19:32 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb000200}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1263) 14:19:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000114cffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 567.376533][T26914] block nbd4: shutting down sockets [ 567.411219][T26915] block nbd4: Device being setup by another task [ 567.428886][T26915] block nbd4: shutting down sockets 14:19:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001160ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1264) 14:19:32 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 567.638090][T26923] block nbd4: shutting down sockets [ 567.678514][T26929] block nbd4: Device being setup by another task [ 567.701584][T26929] block nbd4: shutting down sockets [ 567.882323][T13987] block nbd1: Receive control failed (result -32) [ 567.891716][T26895] block nbd1: shutting down sockets 14:19:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x125e, r3) 14:19:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001168ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:33 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xe000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1265) 14:19:33 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(0xffffffffffffffff, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 568.004944][T26936] block nbd4: shutting down sockets [ 568.040116][T26938] block nbd4: Device being setup by another task [ 568.070905][T26938] block nbd4: shutting down sockets 14:19:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000116cffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1267) 14:19:33 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xf000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001174ffffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 568.353823][T26960] block nbd4: shutting down sockets [ 568.385751][T26962] block nbd4: Device being setup by another task [ 568.405812][T26962] block nbd4: shutting down sockets 14:19:33 executing program 0: pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r0, 0xc00464b4, &(0x7f00000000c0)) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x7, 0x410000) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2680) 14:19:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e28000000117affffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1268) [ 568.582553][T26972] block nbd4: shutting down sockets [ 568.619387][T26975] block nbd4: Device being setup by another task [ 568.627617][T26975] block nbd4: shutting down sockets [ 568.870082][T13987] block nbd1: Receive control failed (result -32) [ 568.882517][T26944] block nbd1: shutting down sockets [ 568.928009][T26949] block nbd1: Could not allocate knbd recv work queue. [ 568.937332][T26949] block nbd1: shutting down sockets 14:19:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x125f, r3) 14:19:34 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x10000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100feffba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1269) 14:19:34 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:34 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r1, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SET_NODE_ADDR(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x24, r1, 0x400, 0x70bd25, 0x25dfdbfc, {{}, {}, {0x8, 0x11, 0x5}}, ["", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x20000081) 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) r3 = syz_genetlink_get_family_id$batadv(&(0x7f00000001c0)='batadv\x00') sendmsg$BATADV_CMD_GET_GATEWAYS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x1c, r3, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@BATADV_ATTR_THROUGHPUT_OVERRIDE={0x8, 0x3b, 0x9}]}, 0x1c}}, 0x48) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r4, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 569.018033][T26986] block nbd0: NBD_DISCONNECT [ 569.047138][T26985] block nbd4: shutting down sockets [ 569.082185][T26994] block nbd0: NBD_DISCONNECT [ 569.093520][T26989] block nbd4: Device being setup by another task [ 569.114345][T26989] block nbd4: shutting down sockets 14:19:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100fffeba16a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1274) 14:19:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000000), &(0x7f0000000040)=0x4) 14:19:34 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x11000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 569.327834][T27008] block nbd0: NBD_DISCONNECT [ 569.353615][T27006] block nbd4: shutting down sockets [ 569.365410][T27008] block nbd0: NBD_DISCONNECT [ 569.375188][T27010] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 569.407133][T27009] block nbd4: Device being setup by another task [ 569.419433][T27009] block nbd4: shutting down sockets [ 569.436599][T27016] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x30480, 0x0) write$P9_RAUTH(r1, &(0x7f0000000040)={0x14, 0x67, 0x1, {0x2, 0x3, 0x5}}, 0x14) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba67a0aa1c0900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 569.675351][T27020] block nbd0: NBD_DISCONNECT [ 569.708826][T27020] block nbd0: NBD_DISCONNECT [ 569.742172][T27022] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 569.781916][T27026] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 569.903336][T13987] block nbd1: Receive control failed (result -32) [ 569.921322][T26990] block nbd1: shutting down sockets 14:19:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1260, r3) 14:19:35 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x12000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa670900000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:35 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1276) 14:19:35 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000001c40)='/dev/null\x00', 0x40000, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240)='NLBL_MGMT\x00') sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200), 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r5, 0x400, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_DOMAIN={0x7, 0x1, '~\x7f\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000840}, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f00000003c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000180)={0x80, r5, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @local}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x23}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @remote}]}, 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x84) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240)='NLBL_MGMT\x00') sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200), 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r6, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_DOMAIN={0x7, 0x1, '~\x7f\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010101}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000840}, 0x2) sendmsg$NLBL_MGMT_C_VERSION(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x38, r6, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @local}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x1e}]}, 0x38}, 0x1, 0x0, 0x0, 0x881}, 0x841) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 570.048083][T27037] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 570.068303][T27039] block nbd0: NBD_DISCONNECT [ 570.096904][T27032] block nbd4: shutting down sockets [ 570.108799][T27045] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 570.212893][T27041] block nbd4: Device being setup by another task [ 570.234752][T27049] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 570.265285][T27041] block nbd4: shutting down sockets 14:19:35 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1d000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0200000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:35 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1277) [ 570.371899][T27039] block nbd0: NBD_DISCONNECT [ 570.381465][T27039] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:35 executing program 0: syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x10301) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x40080) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$SIOCSIFHWADDR(r2, 0x8924, &(0x7f0000000000)={'bridge_slave_1\x00', @dev={[], 0x42}}) [ 570.468222][T27062] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 570.531899][T27065] block nbd4: shutting down sockets [ 570.544605][T27068] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 570.582265][T27065] block nbd4: shutting down sockets 14:19:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0300000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:35 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1278) [ 570.803913][T27077] block nbd4: shutting down sockets [ 570.838076][T13987] block nbd1: Receive control failed (result -32) [ 570.846136][T27081] block nbd1: Device being setup by another task [ 570.860757][T27079] block nbd4: Device being setup by another task [ 570.871803][T27077] block nbd4: shutting down sockets [ 570.886460][T27034] block nbd1: shutting down sockets 14:19:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1261, r3) 14:19:36 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1f000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0400000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:36 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x1279) [ 571.172067][T27090] block nbd4: shutting down sockets 14:19:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0500000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 571.209534][T27096] block nbd4: Device being setup by another task [ 571.240641][T27096] block nbd4: shutting down sockets 14:19:36 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x20000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127a) 14:19:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0600000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x664440) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:36 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3f000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 571.487299][T27109] block nbd4: shutting down sockets 14:19:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0700000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 571.522054][T27109] block nbd4: shutting down sockets [ 571.963627][T13987] block nbd1: Receive control failed (result -32) [ 571.969088][T27128] block nbd1: Device being setup by another task [ 572.001290][T27093] block nbd1: shutting down sockets 14:19:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1262, r3) 14:19:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127b) 14:19:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0800000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$NS_GET_OWNER_UID(r1, 0xb704, &(0x7f0000000000)) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) r3 = memfd_create(&(0x7f0000000100)='#\'%nodev\x00', 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x11, r3, 0x0) setsockopt$bt_BT_FLUSHABLE(r2, 0x112, 0xa, 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:37 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x40000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:37 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x0, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 572.102338][T27131] block nbd4: shutting down sockets [ 572.154664][T27134] block nbd4: Device being setup by another task [ 572.167524][T27134] block nbd4: shutting down sockets 14:19:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0a00000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127c) [ 572.242815][T27148] block nbd0: NBD_DISCONNECT [ 572.315807][T27155] block nbd4: shutting down sockets 14:19:37 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x401f0000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0b00000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 572.374169][T27157] block nbd4: Device being setup by another task [ 572.389603][T27157] block nbd4: shutting down sockets 14:19:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127d) [ 572.543487][T27167] block nbd4: shutting down sockets 14:19:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0c00000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 572.603927][T27169] block nbd4: Device being setup by another task [ 572.615876][T27169] block nbd4: shutting down sockets [ 572.926887][T27156] block nbd0: NBD_DISCONNECT [ 572.968437][T13987] block nbd1: Receive control failed (result -32) [ 572.977199][T27146] block nbd1: shutting down sockets 14:19:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1263, r3) 14:19:38 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4d010000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127e) 14:19:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0d00000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x1) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:38 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x0, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 573.111804][T27186] block nbd0: NBD_DISCONNECT [ 573.131844][T27179] block nbd4: shutting down sockets [ 573.160924][T27186] block nbd0: NBD_DISCONNECT [ 573.173586][T27188] block nbd4: Device being setup by another task [ 573.202288][T27188] block nbd4: shutting down sockets 14:19:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0e00000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x127f) 14:19:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c1000000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x33b801) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:38 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7c150000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 573.433643][T27205] block nbd4: shutting down sockets [ 573.470895][T27209] block nbd4: Device being setup by another task [ 573.485193][T27209] block nbd4: shutting down sockets 14:19:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c1100000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1264, r3) 14:19:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket$netlink(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$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$netlink(0x10, 0x3, 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$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r8 = dup3(r3, r5, 0x0) sendmsg$NFNL_MSG_ACCT_DEL(r8, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, 0x3, 0x7, 0x5, 0x0, 0x0, {0x2, 0x0, 0x7}, [@NFACCT_PKTS={0xc, 0x2, 0x1, 0x0, 0x8}, @NFACCT_NAME={0x9, 0x1, 'syz0\x00'}, @NFACCT_NAME={0x9, 0x1, 'syz0\x00'}, @NFACCT_QUOTA={0xc, 0x6, 0x1, 0x0, 0x8}, @NFACCT_QUOTA={0xc, 0x6, 0x1, 0x0, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000081}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=ANY=[@ANYBLOB="2400000024001d0f000000100000000000000000", @ANYRES32=r4, @ANYBLOB="00000000f1ffffff00000000"], 0x24}}, 0x0) ioctl$F2FS_IOC_FLUSH_DEVICE(r1, 0x4008f50a, &(0x7f0000000000)={0x2, 0x4}) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x4802) ioctl$SG_GET_RESERVED_SIZE(0xffffffffffffffff, 0x2272, &(0x7f00000000c0)) 14:19:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x4c01) 14:19:39 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x9a020000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c1200000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:39 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x0, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 573.945023][T13987] block nbd1: Receive control failed (result -32) [ 573.962686][T27225] block nbd1: Device being setup by another task [ 573.972328][T27184] block nbd1: shutting down sockets [ 574.048333][T27227] block nbd4: shutting down sockets [ 574.115334][T27231] block nbd4: Device being setup by another task [ 574.138141][T27231] block nbd4: shutting down sockets 14:19:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c6700000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 574.228018][T27245] block nbd0: NBD_DISCONNECT 14:19:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x541b) [ 574.358684][T27263] block nbd0: NBD_DISCONNECT 14:19:39 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xfeffffff}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:39 executing program 0: pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r0, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r0, 0x40184150, &(0x7f0000000340)={0x0, &(0x7f00000002c0)="72ff7608bb7a1a1aae0e593234b45fb508bdf7e523ed2a2608bcc62ebc289f19c9cc2fc8402d94866e9be1fee861ae5383a1aa86e3", 0x35}) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$NFT_MSG_GETFLOWTABLE(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x84, 0x17, 0xa, 0x3, 0x0, 0x0, {0x5, 0x0, 0x9}, [@NFTA_FLOWTABLE_HANDLE={0xc, 0x5, 0x1, 0x0, 0x5}, @NFTA_FLOWTABLE_HOOK={0x58, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_PRIORITY={0x8, 0x2, 0x1, 0x0, 0x3}, @NFTA_FLOWTABLE_HOOK_DEVS={0x2c, 0x3, 0x0, 0x1, [{0x14, 0x1, 'veth1_virt_wifi\x00'}, {0x14, 0x1, 'hsr0\x00'}]}, @NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_NUM={0x8}]}, @NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}]}, 0x84}, 0x1, 0x0, 0x0, 0x20004081}, 0x40000) syz_open_dev$ndb(0x0, 0x0, 0x0) r6 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000040)={'syz', 0x0}, &(0x7f0000000700)="585ccbe4ed83b836c1a647c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3923dd4af1c2ff06007b6b4816122d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50ec93c152f5e8e198a2937ce003d661ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f612ffd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff3c009d308bd73f4772539ae11359e4e93c553e0cad0f792cff6eae3ee323e48af852e0f19f5537f", 0xc0, 0xfffffffffffffffe) r7 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r8 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f0000000280)={'syz', 0x0}, &(0x7f00000001c0)='\x00', 0x1, r7) r9 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000000)={'syz', 0x1}, &(0x7f0000000380)='X', 0x1, 0xfffffffffffffffe) keyctl$dh_compute(0x17, &(0x7f0000000140)={r8, r6, r9}, &(0x7f0000000540)=""/227, 0xe3, &(0x7f0000000300)={&(0x7f0000000240)={'md4-generic\x00'}}) keyctl$read(0xb, r8, &(0x7f0000000900)=""/4096, 0x1000) [ 574.450590][T27264] __nla_validate_parse: 27 callbacks suppressed [ 574.450603][T27264] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 574.515001][T27265] block nbd4: shutting down sockets [ 574.532069][T27271] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 574.574566][T27269] block nbd4: Device being setup by another task [ 574.580164][T27274] block nbd0: NBD_DISCONNECT [ 574.585878][T27269] block nbd4: shutting down sockets [ 574.589385][T27274] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0902000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x5421) [ 574.774943][T27283] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 574.779301][T27282] block nbd4: shutting down sockets [ 574.819196][T27286] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 574.822039][T27284] block nbd4: Device being setup by another task [ 574.835816][T13987] block nbd1: Receive control failed (result -32) [ 574.844825][T27226] block nbd1: shutting down sockets [ 574.847692][T27284] block nbd4: shutting down sockets [ 574.876175][T27230] block nbd1: Could not allocate knbd recv work queue. [ 574.898350][T27230] block nbd1: shutting down sockets 14:19:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1265, r3) 14:19:40 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xffffff7f}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0903000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x5450) 14:19:40 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 575.059418][T27293] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 575.084741][T27291] block nbd4: shutting down sockets 14:19:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0904000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 575.142398][T27295] block nbd4: Device being setup by another task [ 575.165288][T27295] block nbd4: shutting down sockets 14:19:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0905000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 575.211649][T27310] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 575.238587][T27312] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:40 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xfffffffe}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x5451) [ 575.306769][T27276] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:19:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) 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) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 575.382527][T27315] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 575.453665][T27317] block nbd4: shutting down sockets 14:19:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0906000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 575.501306][T27319] block nbd4: Device being setup by another task [ 575.516076][T27319] block nbd4: shutting down sockets [ 575.561782][T27325] block nbd0: NBD_DISCONNECT 14:19:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x5452) [ 575.626799][T27329] block nbd0: NBD_DISCONNECT [ 575.696026][T27330] block nbd4: shutting down sockets [ 575.727831][T27331] block nbd4: Device being setup by another task [ 575.737438][T27331] block nbd4: shutting down sockets [ 575.902685][T13987] block nbd1: Receive control failed (result -32) [ 575.920725][T27296] block nbd1: shutting down sockets [ 575.982605][T27301] block nbd1: Could not allocate knbd recv work queue. [ 575.989575][T27301] block nbd1: shutting down sockets 14:19:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1267, r3) 14:19:41 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7bc222af60}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0907000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x101100) 14:19:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x5460) 14:19:41 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 576.116496][T27347] block nbd0: NBD_DISCONNECT [ 576.137910][T27347] block nbd0: NBD_DISCONNECT [ 576.169682][T27340] block nbd4: shutting down sockets [ 576.220382][T27340] block nbd4: shutting down sockets 14:19:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r1, 0xc0984124, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0908000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x6364) 14:19:41 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x10000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 576.387998][T27366] block nbd4: shutting down sockets 14:19:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0909000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 576.418089][T27372] block nbd0: NBD_DISCONNECT [ 576.424762][T27368] block nbd4: Device being setup by another task [ 576.432071][T27368] block nbd4: shutting down sockets 14:19:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x8912) [ 576.595357][T27376] block nbd4: shutting down sockets [ 576.646601][T27379] block nbd4: Device being setup by another task [ 576.655756][T27379] block nbd4: shutting down sockets [ 576.911343][T13987] block nbd1: Receive control failed (result -32) [ 576.921865][T27346] block nbd1: shutting down sockets [ 576.968148][T13987] block nbd1: Receive control failed (result -32) [ 576.972711][T27349] block nbd1: shutting down sockets 14:19:42 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090a000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x8914) 14:19:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1268, r3) 14:19:42 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090c000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 577.129224][T27389] block nbd4: shutting down sockets [ 577.168466][T27399] block nbd4: Device being setup by another task [ 577.188241][T27399] block nbd4: shutting down sockets [ 577.216877][T27408] block nbd0: NBD_DISCONNECT 14:19:42 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r0, 0x0, r1, 0x0, 0xa, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) write$P9_RLCREATE(r1, &(0x7f0000000000)={0x18, 0xf, 0x2, {{0x4, 0x3, 0x2}, 0x6}}, 0x18) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090e000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:42 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x10000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x8933) 14:19:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090f000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 577.506427][T27418] block nbd4: shutting down sockets [ 577.530513][T27418] block nbd4: shutting down sockets 14:19:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x8970) 14:19:42 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x40000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 577.631007][T27428] block nbd0: NBD_DISCONNECT 14:19:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0910000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 577.716161][T27429] block nbd4: shutting down sockets [ 577.748791][T27430] block nbd4: Device being setup by another task [ 577.761026][T27430] block nbd4: shutting down sockets 14:19:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab00) [ 577.911602][T27440] block nbd4: shutting down sockets [ 577.936837][T27441] block nbd4: Device being setup by another task [ 577.944243][T13987] block nbd1: Receive control failed (result -32) [ 577.952995][T27398] block nbd1: shutting down sockets [ 577.983411][T27441] block nbd4: shutting down sockets 14:19:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1269, r3) 14:19:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0928000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:43 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x80000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x2ea002) 14:19:43 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab01) 14:19:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0948000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:43 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x803e0000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 578.324686][T27460] block nbd4: shutting down sockets 14:19:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c094c000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 578.387594][T27463] block nbd4: Device being setup by another task [ 578.417745][T27463] block nbd4: shutting down sockets [ 578.462245][T27470] block nbd0: NBD_DISCONNECT [ 578.477241][T27470] block nbd0: NBD_DISCONNECT 14:19:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$F2FS_IOC_SET_PIN_FILE(r0, 0x4004f50d, &(0x7f0000000000)=0x1) syz_open_dev$ndb(0x0, 0x0, 0x208000) 14:19:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab02) 14:19:43 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd0070000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 578.641001][T27481] block nbd0: NBD_DISCONNECT [ 578.668612][T27481] block nbd0: NBD_DISCONNECT [ 578.725551][T27482] block nbd4: shutting down sockets [ 578.783672][T27484] block nbd4: Device being setup by another task [ 578.792773][T27482] block nbd4: shutting down sockets [ 578.894259][T13987] block nbd1: Receive control failed (result -32) [ 578.918539][T27490] block nbd1: Device being setup by another task [ 578.935672][T27446] block nbd1: shutting down sockets 14:19:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1274, r3) 14:19:44 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0960000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab04) 14:19:44 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x100000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000001380)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) accept4$netrom(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000480)='TIPC\x00') sendmsg$TIPC_CMD_DISABLE_BEARER(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x2c, r5, 0x1, 0x0, 0x0, {{}, {}, {0x10, 0x13, @udp='udp:syz2\x00'}}}, 0x2c}}, 0x0) sendmsg$TIPC_CMD_SHOW_LINK_STATS(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f0000001240)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000012c0)={&(0x7f0000001280)={0x28, r5, 0x100, 0x70bd2c, 0x25dfdbfe, {{}, {}, {0xc, 0x14, 'syz1\x00'}}, [""]}, 0x28}}, 0xa0) ioctl$RTC_PLL_GET(r3, 0x80207011, &(0x7f0000000040)) syz_open_dev$ndb(0x0, 0x0, 0xc8080) statfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000240)=""/4096) [ 579.072799][T27496] block nbd0: NBD_DISCONNECT [ 579.133575][T27506] block nbd4: shutting down sockets [ 579.220612][T27506] block nbd4: Device being setup by another task [ 579.255717][T27513] block nbd4: shutting down sockets 14:19:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0968000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab05) 14:19:44 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x200000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 579.436521][T27519] block nbd4: shutting down sockets 14:19:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c096c000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 579.464981][T27522] block nbd4: Device being setup by another task [ 579.486232][T27522] block nbd4: shutting down sockets 14:19:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab06) [ 579.562937][T27527] __nla_validate_parse: 27 callbacks suppressed [ 579.562949][T27527] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:44 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x300000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 579.629031][T27528] block nbd4: shutting down sockets [ 579.648231][T27529] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 579.651578][T27530] block nbd4: Device being setup by another task [ 579.668751][T27530] block nbd4: shutting down sockets [ 579.823050][T13987] block nbd1: Receive control failed (result -32) [ 579.839389][T27535] block nbd1: Device being setup by another task [ 579.909177][T27499] block nbd1: shutting down sockets 14:19:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1276, r3) 14:19:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab07) 14:19:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0974000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x389502) 14:19:45 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:45 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x400000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 580.080163][T27548] block nbd0: NBD_DISCONNECT [ 580.092578][T27547] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 580.113561][T27540] block nbd4: shutting down sockets [ 580.135314][T27548] block nbd0: NBD_DISCONNECT [ 580.153256][T27540] block nbd4: shutting down sockets 14:19:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="4800000010001507002406000000000000000000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f00000002c0)='TIPCv2\x00') r7 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_MEDIA_SET(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000013c0)=ANY=[@ANYBLOB="1800000057e80343bb8b20545d7d404eab6bcec3af1667f7a3f76503550cf160f55e84fee508d4028570ae31b542b0c17b96fcac611b9e5b9e3fdbd42b8fcdbd77bbadb69e", @ANYRES16=r6, @ANYBLOB="010000000000000000001700000004000680"], 0x18}}, 0x0) sendmsg$TIPC_NL_KEY_FLUSH(r1, &(0x7f0000001380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x300000}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x12b0, r6, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@TIPC_NLA_NODE={0x1154, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_KEY={0x40, 0x4, {'gcm(aes)\x00', 0x18, "060114b92726f4eb926c9cc95cba0d93be641a1cc82f994f"}}, @TIPC_NLA_NODE_ID={0x3d, 0x3, "591f2c1447a1808298ab9dfbc588746156db3fdb3dd8e16e0a60d72ed31fcbca924696e76c57fc1879459bf6e6063b4ea4c78cf77ed25ba61a"}, @TIPC_NLA_NODE_KEY={0x49, 0x4, {'gcm(aes)\x00', 0x21, "4ba8801300451437104c15cec87e0bd2577e57d4d0f9a5b7e772357e8d12f20bcc"}}, @TIPC_NLA_NODE_KEY={0x3c, 0x4, {'gcm(aes)\x00', 0x14, "d826b3d5b544f4bce2dd06e10d90ede83052582d"}}, @TIPC_NLA_NODE_KEY={0x3f, 0x4, {'gcm(aes)\x00', 0x17, "d8708d3d304a6628fb86a8b4ef8362a67f09b62dd8c4f2"}}, @TIPC_NLA_NODE_ID={0x1004, 0x3, "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"}]}, @TIPC_NLA_SOCK={0x2c, 0x2, 0x0, 0x1, [@TIPC_NLA_SOCK_CON={0xc, 0x3, 0x0, 0x1, [@TIPC_NLA_CON_FLAG={0x8, 0x1, 0x9}]}, @TIPC_NLA_SOCK_CON={0x14, 0x3, 0x0, 0x1, [@TIPC_NLA_CON_FLAG={0x8, 0x1, 0xfd}, @TIPC_NLA_CON_FLAG={0x8, 0x1, 0x6}]}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x92e}]}, @TIPC_NLA_MEDIA={0xc8, 0x5, 0x0, 0x1, [@TIPC_NLA_MEDIA_NAME={0x7, 0x1, 'ib\x00'}, @TIPC_NLA_MEDIA_PROP={0x4}, @TIPC_NLA_MEDIA_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x16}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xfec}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x10001}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x10001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x12}]}, @TIPC_NLA_MEDIA_PROP={0x34, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xa}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffff7db}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8976}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x597}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1d}, @TIPC_NLA_PROP_MTU={0x8}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1ff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x4}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_PROP={0x1c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfff}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}]}]}, @TIPC_NLA_PUBL={0xc, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0xda}]}, @TIPC_NLA_PUBL={0x24, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x3f}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x1}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x7}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x5}]}, @TIPC_NLA_PUBL={0x24, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x1ff}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x2d91}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x5}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x200}]}]}, 0x12b0}, 0x1, 0x0, 0x0, 0x40}, 0x40000d0) [ 580.183921][T27560] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c097a000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab08) 14:19:45 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x500000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 580.302335][T27563] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 580.341719][T27565] block nbd0: NBD_DISCONNECT 14:19:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09f0000000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 580.398899][T27565] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 580.489128][T27567] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 580.546353][T27577] block nbd4: NBD_DISCONNECT [ 580.560716][T27569] block nbd4: Disconnected due to user request. [ 580.567050][T27569] block nbd4: shutting down sockets [ 580.594031][T27583] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 580.623693][T27577] block nbd4: NBD_DISCONNECT [ 580.632610][T27569] block nbd4: Disconnected due to user request. [ 580.646752][T27565] block nbd0: NBD_DISCONNECT [ 580.654230][T27583] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 580.677625][T27565] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 580.686027][T27569] block nbd4: shutting down sockets 14:19:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900030000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 580.863335][T13987] block nbd1: Receive control failed (result -32) [ 580.875782][T27544] block nbd1: shutting down sockets [ 580.921324][T27550] block nbd1: Could not allocate knbd recv work queue. [ 580.939869][T27550] block nbd1: shutting down sockets 14:19:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1277, r3) 14:19:46 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x600000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) accept4$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @broadcast}, &(0x7f0000000040)=0x10, 0x80000) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$EBT_SO_SET_COUNTERS(r1, 0x0, 0x81, &(0x7f0000000140)={'filter\x00', 0x0, 0x0, 0x0, [], 0x3, &(0x7f00000000c0), 0x0, [{}, {}, {}]}, 0xa8) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab09) 14:19:46 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0943040000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 581.071729][T27603] block nbd0: NBD_DISCONNECT [ 581.082799][T27598] block nbd4: shutting down sockets [ 581.130569][T27601] block nbd4: Device being setup by another task [ 581.134113][T27609] block nbd0: NBD_DISCONNECT [ 581.149963][T27598] block nbd4: shutting down sockets 14:19:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x400000) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', r2}, 0x10) openat$vfio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vfio/vfio\x00', 0x400, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900050000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab0a) 14:19:46 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x700000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:46 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 581.404513][T27624] block nbd4: shutting down sockets 14:19:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900060000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 581.445028][T27626] block nbd4: Device being setup by another task [ 581.458924][T27624] block nbd4: shutting down sockets [ 581.930036][T13987] block nbd1: Receive control failed (result -32) [ 581.938332][T27610] block nbd1: shutting down sockets 14:19:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1278, r3) 14:19:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab10) 14:19:47 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x800000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900070000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:47 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 582.110496][T27650] block nbd4: shutting down sockets 14:19:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900090000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 582.154206][T27656] block nbd4: Device being setup by another task [ 582.208227][T27656] block nbd4: shutting down sockets 14:19:47 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab5c) 14:19:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000a0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:47 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x900000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 582.450942][T27676] block nbd4: shutting down sockets 14:19:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x4000000) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x0, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180)='nbd\x00') splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0xa, 0x0) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$vim2m_VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000000300)={0x6, 0x3, 0x4, 0x100000, 0x7f, {}, {0x2, 0x2, 0x0, 0xc0, 0x6, 0x99, "57f8552e"}, 0x7, 0x1, @offset=0x8, 0x8001, 0x0, 0xffffffffffffffff}) ioctl$FS_IOC_RESVSP(r4, 0x40305828, &(0x7f0000000380)={0x0, 0x0, 0x6, 0x8}) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, r3, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x80}, 0x20040000) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000240)={0x54, r3, 0x300, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xd56}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}]}, 0x54}, 0x1, 0x0, 0x0, 0x200048c0}, 0x40c4) r5 = socket$inet6(0xa, 0x800000000000002, 0x0) close(r5) r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x10, &(0x7f0000000080)={r7}, 0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f00000000c0)={r7, @in6={{0xa, 0x4e23, 0x4, @empty, 0x26}}, 0x1, 0x4}, 0x90) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 582.490446][T27679] block nbd4: Device being setup by another task [ 582.497437][T27676] block nbd4: shutting down sockets [ 582.579868][T27688] sctp: [Deprecated]: syz-executor.0 (pid 27688) Use of struct sctp_assoc_value in delayed_ack socket option. [ 582.579868][T27688] Use struct sctp_sack_info instead [ 582.627866][T27688] block nbd0: NBD_DISCONNECT [ 582.666441][T27692] sctp: [Deprecated]: syz-executor.0 (pid 27692) Use of struct sctp_assoc_value in delayed_ack socket option. [ 582.666441][T27692] Use struct sctp_sack_info instead [ 582.700170][T27692] block nbd0: NBD_DISCONNECT [ 582.885263][T13987] block nbd1: Receive control failed (result -32) [ 582.887429][T27697] block nbd1: Device being setup by another task 14:19:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x1279, r3) 14:19:48 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xae01) 14:19:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000e0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:48 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xa00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x301400) [ 583.038110][T10114] block nbd1: shutting down sockets [ 583.056554][T27703] block nbd0: NBD_DISCONNECT 14:19:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000f0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 583.110290][T27703] block nbd0: NBD_DISCONNECT [ 583.112740][T27706] block nbd4: shutting down sockets 14:19:48 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 583.176771][T27706] block nbd4: shutting down sockets 14:19:48 executing program 0: r0 = socket(0x10, 0x803, 0x0) setsockopt$XDP_UMEM_COMPLETION_RING(r0, 0x11b, 0x6, &(0x7f00000000c0)=0x34400, 0x4) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) read(r0, &(0x7f0000000000)=""/128, 0x80) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 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) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r2, 0x84, 0x74, &(0x7f0000000280)=""/106, &(0x7f0000000300)=0x6a) r3 = socket(0x10, 0x803, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r4, 0x84, 0x20, &(0x7f0000000340)=0xffffffff, 0x4) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000140)={0x0, @private, @broadcast}, &(0x7f0000000240)=0xc) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xae41) 14:19:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c093f0f0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 583.456655][T27729] block nbd4: shutting down sockets 14:19:48 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 583.491893][T27735] block nbd0: NBD_DISCONNECT [ 583.515700][T27731] block nbd4: Device being setup by another task [ 583.525049][T27731] block nbd4: shutting down sockets [ 583.542895][T27737] block nbd0: NBD_DISCONNECT [ 583.878967][T13987] block nbd1: Receive control failed (result -32) [ 583.881398][T27749] block nbd1: Device being setup by another task [ 583.901868][T27705] block nbd1: shutting down sockets 14:19:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127a, r3) 14:19:49 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xb00020000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xae80) 14:19:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900200000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) write$binfmt_elf64(r3, &(0x7f0000000140)={{0x7f, 0x45, 0x4c, 0x46, 0x1, 0x81, 0xe, 0xa2, 0x3f0, 0x3, 0x3e, 0x1, 0x137, 0x40, 0x2a9, 0x6, 0x7, 0x38, 0x1, 0x1402, 0x8001}, [{0x4, 0x1, 0x6, 0x8001, 0x0, 0x2, 0x20f85dd, 0x5}], "9d6438b19d732397b348220332a85e427f3c5f64c347f06a06c539bca0f48721f7d0e92097a02e3472dffc2267c2b2a3123542d720247c7795b017f7092b164e00b55bafef5fc9f3a4ffd7e72edaa4fa8eaacd60b9641ef8af61ad10f6e868fc7013904c25d0c2c1f27538e68d9befcf9096bb2c43c584c1c8736c414e887b6614a14a06b4ca014876ba3486e5110c88b8f3f79bfe5b141818c53f20dc94eafdb9999c6268da303cef83cb683e7a771b5a1d2bfb5b531e4b4d39cbcd56b444e64f6113aa1a9d440fb5cfd0e066c8669228ffa9c88bd9dfb708", [[]]}, 0x251) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r6, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$DRM_IOCTL_RES_CTX(r6, 0xc0106426, &(0x7f0000000040)={0x4b}) ioctl$DRM_IOCTL_GET_CTX(r2, 0xc0086423, &(0x7f00000000c0)={0x0, 0x3}) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:49 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 584.027591][T27752] block nbd4: shutting down sockets [ 584.036078][T27757] block nbd0: NBD_DISCONNECT [ 584.075869][T27756] block nbd4: Device being setup by another task [ 584.096699][T27756] block nbd4: shutting down sockets 14:19:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xae9a) 14:19:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900280000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:49 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xd00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 584.288585][T27779] block nbd4: shutting down sockets 14:19:49 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 584.345583][T27784] block nbd4: Device being setup by another task 14:19:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090f3f0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 584.417295][T27784] block nbd4: shutting down sockets 14:19:49 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xe00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 584.886839][T13987] block nbd1: Receive control failed (result -32) [ 584.895656][T27760] block nbd1: shutting down sockets [ 584.915199][T27767] block nbd1: Could not allocate knbd recv work queue. [ 584.927003][T27767] block nbd1: shutting down sockets 14:19:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127b, r3) 14:19:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x400454ca) 14:19:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0904430000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:50 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:50 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xf00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:50 executing program 0: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x42000, 0x0) write$cgroup_int(r0, &(0x7f0000000040)=0x2000000000000000, 0x12) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r2, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) read$dsp(r2, &(0x7f00000000c0)=""/218, 0xda) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$RTC_UIE_ON(r3, 0x7003) ioctl$NBD_DISCONNECT(r1, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r4 = accept(0xffffffffffffffff, &(0x7f00000001c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, &(0x7f0000000240)=0x80) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="4800008010000507d023f0140000000000000000", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$devlink(&(0x7f00000003c0)='devlink\x00') sendmsg$DEVLINK_CMD_GET(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r7, @ANYBLOB="0903000000000000000001000000b7f4f3c6cefc44fcf098aecf612c8be7b00af460b15d0cc83611b5535fc8465e027ef1e09dd0290994bdf74b9b6678466b680dbaed2d54e121cb5f292cbf021b82ec6bec9721ae73eee4bfe1a1592d7d09797885de783560b45c49472f1fba3f29fec0648333b328b7222d025cdae18c54a85c2ed14cdbd52092fa97af"], 0x14}}, 0x0) sendmsg$DEVLINK_CMD_SB_PORT_POOL_SET(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000340)=ANY=[@ANYBLOB="d0000000", @ANYRES16=r7, @ANYBLOB="040026bd7000fddbdf2514000000080001007063690011000200303030303a30303a31302e3000000000080203000300000008000b00900a0000060011000010000008001500000000000e0001006e657464657673696d0000000f0002006e657464657673696d300000080003000100000008000b0085050000060011007700000008001500faffffff0e0001006e657464657673696d0000000f0002006e657464657673696d300000080003000100000008000b000440000006001100060000000800150001000000"], 0xd0}, 0x1, 0x0, 0x0, 0x40}, 0x24000880) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r4, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x4) [ 585.022637][T27812] __nla_validate_parse: 28 callbacks suppressed [ 585.022650][T27812] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 585.081822][T27808] block nbd4: shutting down sockets [ 585.118817][T27821] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 585.156487][T27818] block nbd4: Device being setup by another task [ 585.169234][T27818] block nbd4: shutting down sockets 14:19:50 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 585.225187][T27831] block nbd0: NBD_DISCONNECT 14:19:50 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1000000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40049409) 14:19:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900480000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 585.328920][T27835] block nbd4: shutting down sockets 14:19:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09004c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 585.368989][T27836] block nbd4: Device being setup by another task [ 585.373977][T27841] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 585.376528][T27835] block nbd4: shutting down sockets [ 585.388449][T27842] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40081271) [ 585.527552][T27849] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 585.557515][T27850] block nbd4: shutting down sockets [ 585.576630][T27852] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 585.583981][T27851] block nbd4: Device being setup by another task [ 585.603816][T27851] block nbd4: shutting down sockets [ 585.867618][T27831] block nbd0: NBD_DISCONNECT [ 585.931893][T13987] block nbd1: Receive control failed (result -32) [ 585.974007][T27861] block nbd1: Device being setup by another task [ 586.065734][T10114] block nbd1: shutting down sockets 14:19:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127c, r3) 14:19:51 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1100000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:51 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0965580000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x4008ae89) 14:19:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$IOC_PR_REGISTER(r4, 0x401870c8, &(0x7f0000000040)={0x4c, 0x5, 0x1}) splice(r2, 0x0, r1, 0x0, 0x7, 0x1) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$PPPIOCSMAXCID(r3, 0x40047451, &(0x7f0000000000)=0x81) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r6, 0x0, r7, 0x0, 0xa, 0x0) write$binfmt_elf64(r7, &(0x7f0000000000)=ANY=[], 0xfffffd88) openat$cgroup(r7, &(0x7f00000000c0)='syz0\x00', 0x200002, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 586.193491][T27870] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 586.218490][T27865] block nbd4: shutting down sockets [ 586.268613][T27871] block nbd4: Device being setup by another task [ 586.276972][T27879] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 586.291020][T27871] block nbd4: shutting down sockets 14:19:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x4008ae90) [ 586.384355][T27889] block nbd0: NBD_DISCONNECT 14:19:51 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900600000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:51 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1200000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 586.514235][T27896] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 586.589507][T27894] block nbd4: shutting down sockets [ 586.622083][T27903] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:51 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 586.666414][T27898] block nbd4: Device being setup by another task [ 586.685288][T27898] block nbd4: shutting down sockets 14:19:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0958650000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 587.015200][T13987] block nbd0: Disconnected due to user request. [ 587.045775][T16728] block nbd1: Receive control failed (result -32) [ 587.055766][T27920] block nbd1: Device being setup by another task [ 587.103943][T27873] block nbd1: shutting down sockets 14:19:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127d, r3) 14:19:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40101283) 14:19:52 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1d00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900680000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:52 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x24000) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r4, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$HIDIOCGRDESC(r4, 0x90044802, &(0x7f0000000240)=ANY=[@ANYBLOB="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"]) [ 587.242341][T27924] block nbd4: shutting down sockets [ 587.282861][T27929] block nbd4: Device being setup by another task [ 587.292047][T27934] block nbd0: Unsupported socket: shutdown callout must be supported. [ 587.305515][T27929] block nbd4: shutting down sockets 14:19:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09006c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 587.372081][T27947] block nbd0: NBD_DISCONNECT 14:19:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40101286) 14:19:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40101288) [ 587.465356][T27951] block nbd4: shutting down sockets [ 587.484072][T27952] block nbd4: Device being setup by another task [ 587.493407][T27952] block nbd4: shutting down sockets 14:19:52 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x1f00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900740000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 587.638341][T27956] block nbd4: shutting down sockets 14:19:52 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 587.668556][T27960] block nbd4: Device being setup by another task [ 587.679869][T27960] block nbd4: shutting down sockets [ 588.045429][T13987] block nbd0: Disconnected due to user request. [ 588.090786][T16728] block nbd1: Receive control failed (result -32) [ 588.111824][T27978] block nbd1: Device being setup by another task [ 588.154023][T27978] block nbd1: shutting down sockets 14:19:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127e, r3) 14:19:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401070c9) 14:19:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09007a0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:53 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x2000000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:53 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdff"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 588.342065][T27993] block nbd0: NBD_DISCONNECT [ 588.354015][T27984] block nbd4: shutting down sockets 14:19:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900810000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 588.405636][T27993] block nbd0: NBD_DISCONNECT [ 588.412172][T27984] block nbd4: shutting down sockets 14:19:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x43) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) r3 = shmget(0x1, 0x1000, 0x54000000, &(0x7f0000ffc000/0x1000)=nil) shmctl$SHM_INFO(r3, 0xe, &(0x7f0000000240)=""/204) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x767) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000100)=0x14) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401070ca) 14:19:53 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x3f00000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:53 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdff"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900f00000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 588.703270][T28011] block nbd4: shutting down sockets [ 588.759338][T28020] block nbd0: NBD_DISCONNECT [ 588.766858][T28016] block nbd4: Device being setup by another task [ 588.782117][T28016] block nbd4: shutting down sockets [ 589.199452][T16728] block nbd1: Receive control failed (result -32) [ 589.208162][T28039] block nbd1: Device being setup by another task [ 589.238963][T27991] block nbd1: shutting down sockets 14:19:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x127f, r3) 14:19:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401070cd) 14:19:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900400300000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:54 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdff"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(r2, 0xae80, 0x0) 14:19:54 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4000000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 589.370731][T28041] block nbd4: shutting down sockets [ 589.408541][T28041] block nbd4: shutting down sockets [ 589.444613][T13987] block nbd0: Disconnected due to user request. [ 589.485802][T28013] block nbd0: NBD_DISCONNECT [ 589.540704][T28020] block nbd0: Disconnected due to user request. [ 589.548980][T28020] block nbd0: shutting down sockets 14:19:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900034000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x40186366) 14:19:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f0000000000)) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:19:54 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x401f000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:55 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 589.821126][T28071] block nbd4: shutting down sockets 14:19:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09ffffe000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 589.865979][T28075] block nbd4: Device being setup by another task [ 589.881897][T28075] block nbd4: shutting down sockets [ 589.941631][T28088] block nbd0: NBD_DISCONNECT 14:19:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401870c8) [ 590.055190][T28094] __nla_validate_parse: 18 callbacks suppressed [ 590.055202][T28094] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 590.102563][T28097] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x4c01, r3) 14:19:55 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x4d01000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09fffff000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:55 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 590.154739][T16728] block nbd1: Receive control failed (result -32) [ 590.169327][T28099] block nbd1: Device being setup by another task [ 590.183391][T28045] block nbd1: shutting down sockets [ 590.185760][T28098] block nbd4: shutting down sockets [ 590.239762][T28100] block nbd4: Device being setup by another task [ 590.246984][T28098] block nbd4: shutting down sockets 14:19:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401870cb) [ 590.334052][T28108] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:19:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000001000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 590.385485][T28116] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 590.413904][T28114] block nbd4: shutting down sockets 14:19:55 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x60af22c27b000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 590.595334][T28125] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 590.607606][T28126] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 590.638839][T13987] block nbd0: Disconnected due to user request. [ 590.650265][T28088] block nbd0: Device being setup by another task [ 590.661009][T28079] block nbd0: NBD_DISCONNECT [ 590.665677][T28079] block nbd0: Send disconnect failed -32 14:19:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000002000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x401870cc) 14:19:56 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) perf_event_open(&(0x7f0000001340)={0x1, 0xa1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x0, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="85100400fdffe7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 14:19:56 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x7c15000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) pidfd_getfd(r1, r0, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}, 0x1, 0x0, 0x0, 0x24000040}, 0x0) accept4$netrom(r2, &(0x7f0000000280)={{0x3, @rose}, [@default, @netrom, @rose, @netrom, @rose]}, &(0x7f0000000300)=0x48, 0x1800) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$fou(&(0x7f0000000080)='fou\x00') sendmsg$FOU_CMD_ADD(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000200)={0x38, r7, 0x209, 0x0, 0x0, {}, [@FOU_ATTR_PEER_V6={0x14, 0x9, @empty}, @FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e21}, @FOU_ATTR_AF={0x5, 0x2, 0xa}]}, 0x38}}, 0x0) sendmsg$FOU_CMD_DEL(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000040)={&(0x7f0000000140)={0x54, r7, 0x10, 0x70bd29, 0x25dfdbf9, {}, [@FOU_ATTR_PEER_V4={0x8, 0x8, @dev={0xac, 0x14, 0x14, 0xc}}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @private2={0xfc, 0x2, [], 0x1}}, @FOU_ATTR_AF={0x5}, @FOU_ATTR_PORT={0x6, 0x1, 0x4e22}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x3a}, @FOU_ATTR_PORT={0x6, 0x1, 0x4e22}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8020}, 0x41) ioctl$NBD_DISCONNECT(r1, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 590.845382][T28135] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 590.857267][T28131] block nbd4: shutting down sockets [ 590.924035][T28134] block nbd4: Device being setup by another task [ 590.935664][T28134] block nbd4: shutting down sockets [ 591.016586][T28148] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 591.125473][T16728] block nbd1: Receive control failed (result -32) [ 591.129007][T28155] block nbd1: Device being setup by another task [ 591.144042][T28109] block nbd1: shutting down sockets 14:19:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x541b, r3) 14:19:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000003000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x4020940d) 14:19:56 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)={0x0, 0x0, 0x0, 0x0, 0x0, "00000000000000000000000000000000807e00"}) r1 = syz_open_pts(r0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000140)=0x11) 14:19:56 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x9a02000000000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 591.225218][T28160] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 591.247453][T28158] block nbd4: shutting down sockets [ 591.274041][T28161] block nbd4: Device being setup by another task [ 591.294403][T28165] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 591.306949][T28161] block nbd4: shutting down sockets 14:19:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x4020ae46) 14:19:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000004000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 591.496217][T28178] block nbd4: shutting down sockets 14:19:56 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xfeffffff00000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c097eff0004000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 591.571296][T28186] block nbd4: Device being setup by another task [ 591.578039][T28178] block nbd4: shutting down sockets 14:19:56 executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) writev(r0, &(0x7f0000000040)=[{&(0x7f0000000080)="00e2c07fb4e546153f9c6fcba683a4d91903ea3a7fc82831e5b8ceffe220fadcbcb0dd0ffedd96f59defa0f0d582a351b131629e5141ba683c381bedd1d95b32557969c9068d1c4b8e09", 0x4a}], 0x1) 14:19:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x80041284) [ 591.716070][T28199] block nbd4: shutting down sockets [ 591.745860][T28202] block nbd4: Device being setup by another task [ 591.756102][T28202] block nbd4: shutting down sockets 14:19:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x2000) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 591.885330][T28207] block nbd0: NBD_DISCONNECT [ 591.893406][T28207] block nbd0: NBD_DISCONNECT [ 592.118142][T16728] block nbd1: Receive control failed (result -32) [ 592.126433][T28167] block nbd1: shutting down sockets [ 592.161890][T28164] block nbd1: shutting down sockets 14:19:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5421, r3) 14:19:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000005000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x80041285) 14:19:57 executing program 5: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x105082) r1 = memfd_create(&(0x7f0000000100)='\xbb\x02\xb1\x91^\x00\x00\x01\x00\x00\x00\x00\x00\x00\xfa\xe3\xa0\xd42\x90YJ\x89]\xad\x01\xc3\\:;\x99\xbck\xf9=\xfa\xe8HB\xf7\x92\x16\xbc\x11\xc4\xff\xa1\xea\xf9l', 0x0) pwritev(r1, 0x0, 0x0, 0x840ee6) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) write(r0, &(0x7f0000000000), 0x52698b21) bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) getsockopt$inet6_udp_int(0xffffffffffffffff, 0x11, 0x67, 0x0, &(0x7f0000000040)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) dup(r2) 14:19:57 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xffffff7f00000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x52f943) ioctl$NBD_DISCONNECT(r0, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$TUNATTACHFILTER(r1, 0x401054d5, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x3f, 0x5, 0xf8, 0x401}]}) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 592.361150][T28219] block nbd4: shutting down sockets 14:19:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000006000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 592.415721][T28227] block nbd4: Device being setup by another task [ 592.428509][T28227] block nbd4: shutting down sockets 14:19:57 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = fanotify_init(0x0, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, 0x0) 14:19:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x80081270) 14:19:57 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0xffffffff00000000}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000007000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:57 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x80002, 0x0) fcntl$setlease(r2, 0x400, 0x10) [ 592.621735][T28246] block nbd4: shutting down sockets [ 592.650776][T28249] block nbd4: Device being setup by another task [ 592.658096][T28246] block nbd4: shutting down sockets [ 593.195329][T16728] block nbd1: Receive control failed (result -32) [ 593.202819][T28264] block nbd1: Device being setup by another task 14:19:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5450, r3) 14:19:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x80081272) 14:19:58 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x80002, 0x0) fcntl$setlease(r2, 0x400, 0x10) 14:19:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000008000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:58 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x2}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$VIDIOC_S_FREQUENCY(r2, 0x402c5639, &(0x7f0000000000)={0x6, 0x5, 0x9}) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 593.311916][T10114] block nbd1: shutting down sockets [ 593.379831][T28267] block nbd4: shutting down sockets 14:19:58 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0xc, &(0x7f0000000100)=0x6, 0x4) [ 593.432477][T28267] block nbd4: shutting down sockets 14:19:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x80086301) 14:19:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000009000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 593.509316][T28287] block nbd0: NBD_DISCONNECT 14:19:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000000a000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:58 executing program 5: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0x0, 0x0, &(0x7f00000000c0)) write$binfmt_elf64(0xffffffffffffffff, &(0x7f00000002c0)=ANY=[], 0x8) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xa198) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/loop-control\x00', 0x0, 0x0) ioctl$LOOP_CTL_ADD(0xffffffffffffffff, 0x4c80, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) [ 593.618678][T28291] block nbd4: shutting down sockets [ 593.728038][T28291] block nbd4: shutting down sockets 14:19:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000000c000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 594.221220][T16728] block nbd1: Receive control failed (result -32) [ 594.229988][T28274] block nbd1: shutting down sockets [ 594.286232][T16728] block nbd1: Receive control failed (result -32) [ 594.332731][T10074] block nbd1: shutting down sockets 14:19:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5451, r3) 14:19:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0x8138ae83) 14:19:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000000e000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:59 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) keyctl$invalidate(0x15, 0x0) 14:19:59 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x3}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:19:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$bt_BT_POWER(r1, 0x112, 0x9, &(0x7f0000000000)=0x1, 0x1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_dccp(0xa, 0x6, 0x0) dup(r2) [ 594.559457][T28312] block nbd4: shutting down sockets 14:19:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000000f000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:19:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioprio_set$pid(0x2, 0x0, 0x0) [ 594.584687][T28318] block nbd0: NBD_DISCONNECT [ 594.596441][T28320] block nbd4: Device being setup by another task [ 594.622119][T28320] block nbd4: shutting down sockets 14:19:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r3, 0x0, r4, 0x0, 0xa, 0x0) write$binfmt_elf64(r4, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$TCSETSW2(r4, 0x402c542c, &(0x7f00000000c0)={0x9, 0x788, 0x0, 0x5, 0x80, "4e886128c4046f72e05344b71df214938128b6", 0x20, 0x3}) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000000)=""/19) syz_open_dev$ndb(0x0, 0x0, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0) [ 594.715253][T28337] block nbd0: NBD_DISCONNECT 14:20:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc0045878) 14:20:00 executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) writev(r0, &(0x7f0000000100)=[{&(0x7f0000000000)="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", 0xfa}], 0x1) 14:20:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000010000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 594.905117][T28341] block nbd4: shutting down sockets [ 595.335232][T16728] block nbd1: Receive control failed (result -32) [ 595.345197][T28331] block nbd1: Device being setup by another task [ 595.427052][T28319] block nbd1: shutting down sockets 14:20:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5452, r3) 14:20:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000020000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc0045878) 14:20:00 executing program 5: perf_event_open(&(0x7f0000000980)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x800a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x2, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0x2, 0x3, 0x278, 0x4c000000, 0x0, 0x108, 0x60, 0x8f, 0x1e0, 0x1e0, 0x1e0, 0x1e0, 0x1e0, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x77], 0x0, 0xd8, 0x108, 0x0, {}, [@common=@unspec=@state={{0x28, 'state\x00'}}, @common=@unspec=@connlimit={{0x40, 'connlimit\x00'}}]}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00'}}, {{@ip={@multicast1, @local, 0x0, 0x0, 'vcan0\x00', 'veth0_to_bridge\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2d8) getsockopt$IP_VS_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x481, 0x0, &(0x7f0000000340)) socket$inet6_tcp(0xa, 0x1, 0x0) socket$netlink(0x10, 0x3, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) 14:20:00 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x4}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 595.756455][T28368] __nla_validate_parse: 25 callbacks suppressed [ 595.756468][T28368] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 595.867213][T28369] xt_CT: You must specify a L4 protocol and not use inversions on it [ 595.906246][T28363] block nbd4: shutting down sockets [ 596.045833][T28363] block nbd4: shutting down sockets [ 596.065049][T28380] xt_CT: You must specify a L4 protocol and not use inversions on it 14:20:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000028000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:01 executing program 5: perf_event_open(&(0x7f0000000980)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x800a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x2, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0x2, 0x3, 0x278, 0x4c000000, 0x0, 0x108, 0x60, 0x8f, 0x1e0, 0x1e0, 0x1e0, 0x1e0, 0x1e0, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x77], 0x0, 0xd8, 0x108, 0x0, {}, [@common=@unspec=@state={{0x28, 'state\x00'}}, @common=@unspec=@connlimit={{0x40, 'connlimit\x00'}}]}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00'}}, {{@ip={@multicast1, @local, 0x0, 0x0, 'vcan0\x00', 'veth0_to_bridge\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2d8) getsockopt$IP_VS_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x481, 0x0, &(0x7f0000000340)) socket$inet6_tcp(0xa, 0x1, 0x0) socket$netlink(0x10, 0x3, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) 14:20:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc008ae05) [ 596.361021][T28390] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 596.389901][T28391] xt_CT: You must specify a L4 protocol and not use inversions on it 14:20:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sysfs$2(0x2, 0x0, &(0x7f0000000340)=""/4096) [ 596.403771][T28394] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 596.415559][T28388] block nbd4: shutting down sockets 14:20:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000f3f000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 596.476858][T28392] block nbd4: Device being setup by another task [ 596.487615][T28392] block nbd4: shutting down sockets [ 596.535490][T16728] block nbd1: Receive control failed (result -32) [ 596.544735][T28379] block nbd1: Device being setup by another task [ 596.562383][T28364] block nbd1: shutting down sockets 14:20:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc0101282) [ 596.618263][T28400] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:01 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x5}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5460, r3) [ 596.715223][T28403] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 596.809195][T28404] block nbd4: shutting down sockets 14:20:01 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x615, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40082404, 0x0) 14:20:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000002800)=@newtaction={0x56b4, 0x30, 0x101, 0x70bd27, 0x25dfdbfb, {}, [{0x930, 0x1, [@m_gact={0x164, 0x1c, 0x0, 0x0, {{0x9, 0x1, 'gact\x00'}, {0xa0, 0x2, 0x0, 0x1, [@TCA_GACT_PROB={0xc, 0x3, {0x2, 0x2186}}, @TCA_GACT_PARMS={0x18, 0x2, {0x7fffffff, 0xff, 0x20000000, 0x3, 0x7}}, @TCA_GACT_PROB={0xc, 0x3, {0x0, 0x784, 0x10000004}}, @TCA_GACT_PARMS={0x18, 0x2, {0x6, 0x9, 0x6, 0xfff, 0x8}}, @TCA_GACT_PROB={0xc, 0x3, {0x0, 0x1014, 0x1}}, @TCA_GACT_PARMS={0x18, 0x2, {0x0, 0x1, 0xe33e5be7e5e9d7c0, 0x8, 0x80000000}}, @TCA_GACT_PROB={0xc, 0x3, {0x2, 0x1030, 0x4}}, @TCA_GACT_PARMS={0x18, 0x2, {0x6, 0x7, 0x8, 0x540, 0x7}}, @TCA_GACT_PROB={0xc, 0x3, {0x1, 0x1e72, 0xfffffffffffffffe}}]}, {0x9b, 0x6, "b3d10ea50faed10478b55596493f78be14218f1f7b215aee6506f066beee4c47743927b6dcf4dffd45ce9c4cec90d9e6606e372f657c658ab2517edde8db5441f69775948baf7c2cef327414bebf84e396421aec727cae569255a8b2c05ad23cc4d1728c3b0409e2c7990d57fdb515c10ac7f5228de1094664a8ac74c0ac3578da4afe7f192bfb8a80a6418902096cf8da82c6a43fb48d"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x0, 0x2}}}}, @m_ipt={0xfc, 0x14, 0x0, 0x0, {{0x8, 0x1, 'ipt\x00'}, {0xac, 0x2, 0x0, 0x1, [@TCA_IPT_TARG={0x69, 0x6, {0x200, 'mangle\x00', 0x0, 0xffc6, "5cc018426e771f253f1589bb4910c9090c0d6b557bf0ecf92e7497e6ec61c83875b9a7424b76bd8dfba07e92a0b3bbc50ced545e547254241a53b89127c032"}}, @TCA_IPT_INDEX={0x8, 0x3, 0x7}, @TCA_IPT_HOOK={0x8, 0x2, 0x3}, @TCA_IPT_TABLE={0x24, 0x1, 'security\x00'}, @TCA_IPT_INDEX={0x8, 0x3, 0x7}]}, {0x2b, 0x6, "2d5aa3d350220c9135919de88078ca5188b96121a386a9f36767af9b59e914ff54e17af0e6e42e"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x2, 0x2}}}}, @m_bpf={0x170, 0x13, 0x0, 0x0, {{0x8, 0x1, 'bpf\x00'}, {0x70, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_PARMS={0x18, 0x2, {0x2, 0x800, 0x0, 0x1f, 0x8}}, @TCA_ACT_BPF_FD={0x8, 0x5, r0}, @TCA_ACT_BPF_OPS={0x44, 0x4, [{0x6, 0x9, 0x8, 0x1f}, {0xb93, 0x5, 0xf, 0x8}, {0x7, 0x4, 0x9, 0x8000}, {0x7, 0x8, 0x20, 0x1}, {0xc1, 0x6, 0x3f, 0x2}, {0x8, 0x3, 0x7, 0x6}, {0x0, 0x8, 0x3f, 0x9}, {0x3, 0x5, 0xc9, 0x8}]}, @TCA_ACT_BPF_FD={0x8}]}, {0xd9, 0x6, "34a8481c95dc3a3a7b020c775d6d5d61c954ea2ab969a4f850b936c7aacdea7599edff6965c8ab89932927c780848cdff27fbe2ad03aa454fe0023ab1098c8ddfdd7debdf5686772c2df498414ba4951df057fa74d8f197285e3b6ec6fc5ef97cbaaa8af7fb8f97bcf55eedaf6893ea73f308f3232c5005715a6ccb23a97b32ee8e0232da46fb76ba8ca68b5bc7f659e74e4f148afc35e461e911c30250933a7beaa55dc209359162c7b22c0e8460fc0d403c108e79aae9bfedcc1f094f26a4a347bcd5fe11f10543eded64a3264ae3b2c08c60f7d"}, {0xc}, {0xc, 0x8, {0x2, 0x1}}}}, @m_xt={0x9c, 0x1c, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0xc, 0x2, 0x0, 0x1, [@TCA_IPT_INDEX={0x8, 0x3, 0x8}]}, {0x6b, 0x6, "5660ecb3efc6998521eba617b30c4d23917bf246358a8f9d0c2c88631965b63800607b125ad9298ee4defece48a5c07f708e31be4389d16c29e88058ec31772124129412fbecbbe1936990ad22197c70f0f02655c94b5b3afff164420c2ebef936531f9a2120a1"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x3, 0x3}}}}, @m_skbedit={0xbc, 0x2, 0x0, 0x0, {{0xc, 0x1, 'skbedit\x00'}, {0x34, 0x2, 0x0, 0x1, [@TCA_SKBEDIT_PARMS={0x18, 0x2, {0x6, 0x8, 0x5, 0x6, 0x1}}, @TCA_SKBEDIT_PRIORITY={0x8, 0x3, {0xfff3, 0xf}}, @TCA_SKBEDIT_PTYPE={0x6, 0x7, 0x3}, @TCA_SKBEDIT_PTYPE={0x6, 0x7, 0x1}]}, {0x5e, 0x6, "c9f6d7a5946302fd4073c46cd84fca5c0bc79ed9eb64822c124125dd752ae5140246f768ff4a91e4f0d851cf9308f83f5737a590a595ff04e23fee4b77cdbfb0ec9cde95699e9504148bbc7ecdfa036e66a24e3ae37982515e98"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x1, 0x2}}}}, @m_simple={0x138, 0x16, 0x0, 0x0, {{0xb, 0x1, 'simple\x00'}, {0xc, 0x2, 0x0, 0x1, [@TCA_DEF_DATA={0x5, 0x3, '\x00'}]}, {0x102, 0x6, "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"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x2, 0x2}}}}, @m_skbmod={0x1a8, 0x1d, 0x0, 0x0, {{0xb, 0x1, 'skbmod\x00'}, {0xb8, 0x2, 0x0, 0x1, [@TCA_SKBMOD_PARMS={0x24, 0x2, {{0x40, 0x80000000, 0x10000000, 0x7, 0xc0000000}, 0xd}}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0x6}, @TCA_SKBMOD_DMAC={0xa, 0x3, @local}, @TCA_SKBMOD_DMAC={0xa, 0x3, @link_local}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0xfffb}, @TCA_SKBMOD_SMAC={0xa}, @TCA_SKBMOD_DMAC={0xa, 0x3, @multicast}, @TCA_SKBMOD_PARMS={0x24, 0x2, {{0x9, 0x1, 0x0, 0x7, 0x8}, 0x8}}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0x7}, @TCA_SKBMOD_PARMS={0x24, 0x2, {{0x29f18000, 0x1, 0x2, 0x1, 0x5}, 0xc}}]}, {0xc8, 0x6, "fb4db6e17d63b39c79d3d432aaeda3d8c5e00e45f15f3d8c7ba848ca721cbb67fcbabf6d919a131940c6e0fe8531949556c9ece9771f3e7351267b9f40a2c802a5b6b4d1c61b59da47f78fe5416a417e24a387582d03acb3529ed5130666781f624f14a0c153deda475f8aa981156803c85465f4dcc86b7766ee19af7eba117a800c691fd2e87207041d257b47c347eb2317b711392b04f2a2d4a2b4a2f64546af79085166001b9a4bc276ce0413a3875fe2790dc008125d94b543a7d35ea4ba9f6b56e9"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x3, 0x2}}}}, @m_connmark={0x124, 0xf, 0x0, 0x0, {{0xd, 0x1, 'connmark\x00'}, {0x4}, {0xf4, 0x6, "5d3d4b2fe7fdb48f2c5351f292cd02648990ebe50ccb2afd3aa58bd086b706da3724211757b87dd2e930e97a0330608614c63bef09244d5bbad45471d2a35bde3607053bd38654b2ce82af8ff5bf4dbd048719799c9a492ae5aabeabe4fbf8dbe9eb5d870dde42b1e466e5cb7148118d59c141c3935ea555bc5e20d530cfa5f233f106b4f25bdfe3cfdcf579a05b6aaf70d07ff38b9bcbecb70aec8e879c18c86a20659de4988d1f80ed1926a6e0dd77d973da5c8949f622ce7cfeb404af1d3706d932e2178ead5256ab6431a540cf3148e72be0880cd230d3362484167dc546ebde821cfff37ea104caf700130aa75a"}, {0xc, 0x7, {0x0, 0x1}}, {0xc, 0x8, {0x0, 0x2}}}}]}, {0x4d70, 0x1, [@m_ipt={0x104, 0x8, 0x0, 0x0, {{0x8, 0x1, 'ipt\x00'}, {0xd4, 0x2, 0x0, 0x1, [@TCA_IPT_INDEX={0x8, 0x3, 0x9}, @TCA_IPT_INDEX={0x8, 0x3, 0x3}, @TCA_IPT_TARG={0x3d, 0x6, {0x97, 'mangle\x00', 0x1, 0x6, "3db6d0e2b66580e277c9d066707322015a7d5b"}}, @TCA_IPT_TARG={0x4a, 0x6, {0x2, 'filter\x00', 0x80, 0x327, "a53903e224a6998822c1199039ea12280cbfa7efe4658417825432fda7e57493"}}, @TCA_IPT_INDEX={0x8, 0x3, 0x4}, @TCA_IPT_HOOK={0x8}, @TCA_IPT_TABLE={0x24, 0x1, 'security\x00'}]}, {0x9, 0x6, "3fe23d2ec7"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x0, 0x1}}}}, @m_gact={0x1a0, 0x19, 0x0, 0x0, {{0x9, 0x1, 'gact\x00'}, {0x88, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0xfff, 0x8874, 0x3, 0x7, 0x20}}, @TCA_GACT_PROB={0xc, 0x3, {0x2, 0x20f2, 0x8}}, @TCA_GACT_PARMS={0x18, 0x2, {0x8, 0x7fff, 0x8, 0x1, 0x1}}, @TCA_GACT_PROB={0xc, 0x3, {0x0, 0x10a7, 0x20000000}}, @TCA_GACT_PARMS={0x18, 0x2, {0x6, 0x7, 0x0, 0x7fffffff, 0x5}}, @TCA_GACT_PROB={0xc, 0x3, {0x2, 0x241c, 0x8}}, @TCA_GACT_PROB={0xc, 0x3, {0x1, 0x24c0, 0x5}}, @TCA_GACT_PROB={0xc, 0x3, {0x1, 0x12e1, 0xa}}]}, {0xef, 0x6, "08a8e5cb2a9503886898247a4aa33164a922f8ebb72988936fdf908aafd844cc19f39be36c24aeaf76d8f58d7d93e466c3ab601bbd466c01344ed3aa7ab522baa67079189ac2505729bb279913b84091ec27bc88240885d578ad1812ea9d2c96bd5dc169b201daeae02ef2e436cfd77251062c0cf59b4a21a0796943186ab9b94a2ae6df9b05b4576aa81cd7e0ab35198c53d6681fba03131d43e01faa3ebed1a2045194798d1e5fa00d82aa8bd735cb6d3fd62dc82ffb9abb29c2415ff4f7a14c5c6a32568a2e2ab63f2fda50c43265564c440c3b2f2670e44feae6c4d366551ddbcc7d19906cde98aeb3"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x3, 0x2}}}}, @m_vlan={0x90, 0x9, 0x0, 0x0, {{0x9, 0x1, 'vlan\x00'}, {0x64, 0x2, 0x0, 0x1, [@TCA_VLAN_PUSH_VLAN_PROTOCOL={0x6, 0x4, 0x8100}, @TCA_VLAN_PUSH_VLAN_PRIORITY={0x5, 0x6, 0x3}, @TCA_VLAN_PARMS={0x1c, 0x2, {{0x7, 0xff, 0x7, 0xfffffffd, 0xbcc}, 0x1}}, @TCA_VLAN_PARMS={0x1c, 0x2, {{0x0, 0x8, 0x0, 0x4e9, 0x1f}, 0x2}}, @TCA_VLAN_PUSH_VLAN_PROTOCOL={0x6, 0x4, 0x88a8}, @TCA_VLAN_PUSH_VLAN_ID={0x6, 0x3, 0x599}, @TCA_VLAN_PUSH_VLAN_PROTOCOL={0x6, 0x4, 0x88a8}]}, {0x4}, {0xc}, {0xc, 0x8, {0x3, 0x6bd5a8d9b112c4ed}}}}, @m_pedit={0x4a38, 0x1b, 0x0, 0x0, {{0xa, 0x1, 'pedit\x00'}, {0x49e8, 0x2, 0x0, 0x1, [@TCA_PEDIT_PARMS_EX={0xe80, 0x4, {{{0x800, 0x1, 0xffffffffffffffff, 0x9, 0x37e6}, 0x4, 0x9, [{0x9, 0x4, 0x6, 0x4, 0x2a03b8f9, 0x1000}, {0x7fff, 0x0, 0x5, 0x8000, 0x7ff, 0x7}, {0x0, 0x8, 0xff, 0xd3, 0x4, 0x401}, {0x7fffffff, 0x0, 0xfee8, 0x80000000, 0x6, 0xfffffffc}]}, [{0x80000000, 0x0, 0x101, 0x5, 0x800, 0x7}, {0x1000, 0x1, 0x0, 0xffffffff, 0x8}, {0x0, 0xacae, 0x1, 0x1, 0xffffffff, 0x4}, {0x2, 0x3, 0x9, 0xffff1ca6, 0x4d}, {0x7, 0x3, 0x10001, 0xd8, 0x9, 0x3}, {0xb8, 0x7, 0x200, 0x43, 0x6, 0x2}, {0x2, 0x400, 0x3a, 0x3, 0x8001, 0x8e}, {0x8, 0x5f, 0x6, 0x636d10b9, 0x4, 0x7}, {0x9, 0xfffffdda, 0x0, 0x3, 0x6, 0x6}, {0x3, 0x3ff, 0x588, 0x1, 0x400, 0x3}, {0x6, 0x3, 0x0, 0x0, 0x2, 0x8001}, {0x3, 0x40, 0x81, 0x800, 0x3ff, 0x7}, {0x2, 0xfff, 0x1, 0xaef06d9b, 0x89ad, 0x80000000}, {0x3fe2, 0x0, 0x20, 0x1, 0x2, 0x8}, {0x0, 0x6, 0xff, 0x7, 0xfffffffb, 0x6}, {0x1, 0x9, 0x7f, 0x200, 0xb, 0x6}, {0x8, 0x2, 0x9, 0xffffffff, 0x80000, 0x7}, {0x4, 0xfffff8ac, 0x9, 0x4, 0x7f, 0x2}, {0x20, 0x80, 0x2, 0xfffff000, 0xceff, 0xff}, {0x6, 0x5, 0x0, 0x2, 0x1, 0x1}, {0x7, 0x200, 0x9, 0x0, 0x100, 0x8000}, {0x7, 0x0, 0x81d, 0x0, 0x9d, 0x21}, {0x3ff, 0x8, 0x101, 0x6, 0x4, 0xe5}, {0x281, 0x4, 0x3, 0x7fffffff, 0x7bf, 0x3}, {0xfffffffe, 0x1ff, 0x3d7491da, 0x0, 0xffff, 0x4}, {0x80, 0x80000001, 0x8, 0x1ff, 0x6, 0x6}, {0x80000001, 0x3f, 0x6, 0xfffffff0, 0x10001, 0x1}, {0x6, 0x4, 0x6, 0x4, 0x0, 0x4}, {0x2, 0x8, 0x0, 0xad2, 0x7fff, 0x3}, {0x2, 0x9, 0x7ff, 0x401, 0x7fffffff, 0xffffff88}, {0xfffeffff, 0x2b3f, 0x95c, 0xffff, 0x9, 0x7}, {0x0, 0x2, 0x6, 0x6, 0x4, 0x8}, {0x2, 0x8001, 0x10000, 0x4, 0x7ff, 0x7}, {0xf0, 0x6, 0x100, 0x2, 0x3, 0xfffffffd}, {0x0, 0x8, 0x5, 0x7ff, 0x4, 0xa8f7}, {0x800, 0x100, 0x7, 0x100, 0x2, 0x6}, {0x101, 0x0, 0x8000000, 0x9, 0x7ff, 0x8}, {0xc085, 0xff, 0x2, 0x5b6, 0x2b3, 0x10000}, {0x3, 0x7fffffff, 0x9, 0xbd0, 0x400, 0x401}, {0x5, 0x2, 0x1, 0x8001, 0x9, 0x7fffffff}, {0x401, 0x800, 0x1, 0x600, 0x2, 0x6}, {0xff, 0x23, 0x7, 0x3ff, 0x8}, {0x3f, 0x23, 0x7, 0x5, 0x0, 0x6}, {0x1, 0x40, 0x9896, 0x1ff, 0x0, 0x3}, {0x80, 0x4, 0x1000, 0x5, 0x800}, {0xfffffffd, 0x40, 0xfffffff8, 0xfffffff8, 0xb2}, {0x1ff, 0x8, 0xfffffff9, 0x1, 0xb3, 0x5}, {0x4, 0x80, 0xfffffff9, 0x96, 0x6, 0x80000000}, {0x10001, 0x6b, 0x5, 0x0, 0x1f, 0x2}, {0x1, 0x40, 0x4, 0x9, 0x5, 0x6}, {0x8, 0x3, 0x6, 0xfff, 0x6, 0x1}, {0xe2, 0xff, 0x5, 0xec, 0x1fdf, 0x6}, {0x40, 0x8, 0x83766d2, 0x200, 0x1ff, 0x10001}, {0x0, 0xa7d, 0x9, 0x40, 0x800, 0x9}, {0x7, 0x0, 0x1, 0x0, 0x1, 0x4}, {0x0, 0x1, 0x9, 0x0, 0x9, 0x4}, {0x4, 0x1, 0x5, 0x5, 0x7, 0x8}, {0x8, 0x5, 0x3f, 0x3f, 0xbc3, 0x7}, {0x7, 0x17f5, 0x3, 0x7, 0x11, 0x8c00}, {0x9, 0x9, 0x4, 0xad, 0x9, 0x7187}, {0x2, 0xffffff12, 0x1, 0x10001, 0x2, 0x17}, {0x6, 0x5, 0x800, 0x0, 0xffffffff}, {0xfffffffb, 0x6, 0xfff, 0x1, 0xd0b, 0x2}, {0x8, 0x9, 0xfb73, 0x2, 0x80000000, 0xfffffff7}, {0x2, 0x7, 0x2, 0x9, 0x800, 0x6}, {0x4, 0x2000000, 0x2, 0x7, 0x80}, {0x9, 0xffff, 0x1, 0xfff, 0x5, 0x20}, {0x0, 0x0, 0x3ff, 0x80, 0x3, 0x80000001}, {0x2, 0xfb, 0x25a, 0x6, 0x7ff, 0x2}, {0x3f, 0x0, 0x80b, 0x627, 0x7fff, 0x5}, {0x2, 0x0, 0x6, 0xe9, 0xfffff800, 0x2}, {0x2, 0x10000, 0x10001, 0x8001, 0x5, 0x6}, {0x800, 0x3, 0x1000, 0x7ff, 0x101, 0x4}, {0x4, 0x1ff, 0x8, 0x7fff, 0x3}, {0x80, 0x3d, 0x4, 0x7ff, 0xffff, 0x7fffffff}, {0x9a0d, 0x6b, 0x72, 0x1, 0x7, 0xc8e}, {0x101, 0x5, 0x0, 0x3, 0x200, 0x2}, {0x8000, 0x6, 0xfffffe00, 0x773ca2e7, 0x0, 0x2}, {0x20, 0x1, 0x7, 0x80, 0x1, 0x10000}, {0x1, 0x6, 0x8, 0x81, 0x4, 0x1}, {0x200, 0x9, 0x1, 0xf6b, 0x8, 0x8}, {0x4, 0x82f3, 0x8, 0x24, 0xe4, 0x3}, {0x5, 0xd966, 0x1, 0x1, 0x2, 0x7f}, {0xfffffffc, 0x80000000, 0x7fffffff, 0x0, 0x93a, 0x100}, {0x8cc1, 0x3, 0x83, 0x3, 0x401, 0x3}, {0xffffff6d, 0x81, 0x3, 0x2, 0x8, 0x9}, {0x7, 0x5, 0x3, 0x28c6, 0xffffffec, 0x2}, {0x1, 0x1, 0x4, 0x1, 0x1, 0x7fffffff}, {0x8, 0x71, 0xff, 0x80, 0x9, 0x9}, {0x80, 0x0, 0x1, 0x101, 0x20, 0xfa3}, {0x3, 0x20, 0x0, 0x8000, 0x7fff, 0x6}, {0x0, 0x9, 0x0, 0x0, 0x4, 0x7}, {0x3, 0x80000001, 0x1, 0x7fffffff, 0x6, 0x1ff}, {0x20, 0x5, 0xb879, 0xffffffff, 0x7f, 0x7fffffff}, {0x7fffffff, 0x5, 0x0, 0xffffffe1, 0x4, 0x401}, {0x101, 0x2, 0x1, 0x8000, 0x6, 0x3}, {0xff, 0x2, 0xce5, 0x9, 0x4, 0x4}, {0x9, 0x77, 0x1f, 0x7cabcc13, 0x4, 0x2}, {0x9, 0xffffff09, 0x80000000, 0x6, 0xd9f}, {0x101, 0x94b, 0x1, 0x10000, 0x7, 0x9}, {0x1, 0x1, 0xfff, 0xffffffff, 0x100, 0x80}, {0x656c655f, 0xdec, 0x0, 0xdb9c, 0x3, 0xffffff81}, {0xffffffff, 0x0, 0x7, 0x8000, 0x9, 0x1ff}, {0xff, 0x0, 0x93e, 0xeb, 0x6a, 0x7}, {0x0, 0x10001, 0x9bb, 0x0, 0x5, 0x7}, {0x9, 0x4, 0x8000, 0x4, 0x3, 0x9}, {0x8, 0x20, 0x1ff, 0x0, 0x7fff, 0xfffffffd}, {0x80, 0x40000000, 0x1, 0x4, 0x6, 0xfb2}, {0x4, 0x53f, 0x4, 0x9, 0x1, 0x8}, {0xfffffff8, 0x1, 0xffff, 0x0, 0x6, 0x8}, {0x1, 0x9, 0x10001, 0x6, 0x0, 0x3f}, {0xa751, 0x86, 0x3, 0x7, 0x800}, {0x0, 0x8000, 0x3, 0x5, 0x3, 0xe9d}, {0x1, 0x1, 0x1, 0x40, 0xd4a, 0x27de}, {0x2, 0x81, 0x6, 0x34, 0x5, 0x80000000}, {0xfffffff9, 0x3, 0x0, 0xfffffffb, 0x3, 0x80000000}, {0x0, 0x6, 0xff, 0x7f, 0x2, 0x39}, {0x5, 0xaf, 0x8, 0x6, 0x4, 0x8}, {0x800, 0x5, 0x8, 0xe90, 0x8, 0x20}, {0x2, 0x40, 0x6, 0x40000000, 0x6, 0x8}, {0x9, 0x8, 0x401, 0x5, 0x7a71b194, 0x4}, {0x6, 0x8, 0x440, 0x0, 0x9}, {0x4, 0x40, 0x6, 0x6, 0x101}, {0x2, 0x100, 0x5, 0x4, 0x10000, 0x5}, {0xafcd, 0x3, 0x7f, 0x9, 0x0, 0xa1f9}, {0x9, 0x8, 0x0, 0x4, 0x401, 0xffffff85}, {0x9, 0x81, 0x7, 0x0, 0x1, 0x10000}, {0x7ff, 0x101, 0x1, 0x7fffffff, 0x0, 0x6}], [{0x3}, {0x5, 0x1}, {0x3, 0x1}, {0x0, 0x1}, {}, {0x5}, {}, {0x4, 0x1}, {0x2}, {0x2}, {0x1, 0x1}, {0x4, 0x1}, {0x1}, {0x1, 0x1}, {0x5, 0x1}, {0x1}, {0x1, 0x1}, {0x2}, {0x1, 0x1}, {0x4, 0x1}, {0x7}, {0x1}, {0x0, 0x1}, {0x3, 0x1}, {0x3}, {0x5, 0x1}, {0x3}, {0x2, 0x1}, {0x2}, {0x2, 0x1}, {0x4}, {}, {0x1, 0x1}, {0x2}, {0x4, 0x1}, {0x4}, {0x1, 0x1}, {0x5}, {0x5, 0x1}, {0x0, 0x4373a7a70229c255}, {0x4}, {0x2}, {0x4}, {0x3}, {0x1}, {0xc9cb2dc5489f9ef1}, {0x3, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x2}, {0x3}, {}, {0x5}, {0x3, 0x1}, {}, {0x1}, {0x5, 0x1}, {0x3, 0x1}, {0x4, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x1}, {0x2, 0x1}, {0x3}, {0x4, 0x1}, {0x2, 0x1}, {0x1, 0x1}, {0x3, 0x1}, {0x1}, {0x1}, {0x2, 0x1}, {0x1}, {0x4}, {0x3, 0x1}, {}, {0x5, 0x1}, {0x5}, {0x2}, {0x2}, {0x3}, {0x3, 0xf87b60709a6c8eef}, {0x5}, {0x1, 0x1}, {0x4, 0x1}, {0x2}, {0x3, 0x1}, {0x5, 0x1}, {0x4}, {0x2, 0x1}, {0x5}, {0x1, 0x1}, {0x4, 0x1}, {0x9db768a4bbe9fa5}, {0x4, 0x1}, {}, {0x4, 0x1}, {0x3}, {0x0, 0x1}, {0x4}, {0x1}, {0x2, 0x1ced4bc0f0e20235}, {0x0, 0x1}, {}, {0x5}, {0x1, 0x1}, {0x2}, {0x0, 0x1}, {0x1}, {0x3}, {0x4}, {0x4, 0x1}, {}, {0x5}, {0x3, 0x1}, {0x3}, {0x1, 0x1}, {0x1}, {0x2}, {0x3, 0x1}, {0x5, 0x1}, {0x2}, {0x5}, {0x4, 0x1}, {0x2, 0x1}, {0x4, 0x1}, {0x4, 0x1}, {0x5}, {0x1}]}}, @TCA_PEDIT_KEYS_EX={0xb0, 0x5, 0x0, 0x1, [{0x4c, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x2}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}]}, {0xc, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x1}]}, {0x54, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x2}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6}]}]}, @TCA_PEDIT_PARMS={0xe38, 0x2, {{{0x5, 0x474, 0x10000000, 0x2, 0x3}, 0x4, 0x98, [{0x9, 0x507, 0x8, 0x7fffffff, 0x2, 0x400}]}, [{0x7, 0x6, 0xff, 0x8000, 0x9e, 0x80000001}, {0x2, 0x9, 0x8, 0x8000, 0x40, 0x7}, {0x1, 0x5, 0xa, 0x0, 0x9, 0x1000}, {0x2, 0x5, 0xeb, 0x1f, 0x2, 0x6}, {0x5, 0xa394, 0x0, 0xff, 0x800, 0x20}, {0x5, 0xff, 0x9, 0x7ff, 0x1, 0x20}, {0x2, 0xef0, 0x1ff, 0x3, 0x2, 0x1ff}, {0xe6c, 0x40, 0x81, 0x1, 0x125e, 0x7}, {0xe01, 0x8, 0x5, 0xba2, 0x9, 0x3}, {0x9, 0x5b, 0x5, 0x401, 0xc0000000, 0x355}, {0x1, 0x10000, 0x7, 0x7fffffff, 0xb47, 0xa0}, {0x7, 0x4000, 0xffffffff, 0x4, 0x40, 0x4}, {0x7, 0x6d0, 0x3e2, 0x7ff, 0x2, 0x5}, {0x200, 0x4, 0xb27, 0x29ef, 0x0, 0x4}, {0x3f, 0x10001, 0x6, 0x3, 0x80, 0x8}, {0x10001, 0x9, 0x2, 0x200, 0x1, 0x8}, {0x4, 0x4, 0x5, 0xffff, 0x81, 0xb8}, {0x200, 0x0, 0x8, 0x2, 0x9, 0x5ee}, {0x3, 0x2d0, 0x8001, 0x8, 0x1000, 0x8}, {0x5, 0x3ff, 0x9, 0xe2, 0x10000, 0x1}, {0x5, 0x7, 0x1e, 0x7, 0x800, 0x3}, {0x9, 0x8, 0x100, 0x2, 0x9, 0x8}, {0x1, 0x7fffffff, 0x3, 0x1, 0x6, 0x3f}, {0x20, 0x4, 0x1200000, 0x8, 0x5, 0x9}, {0x7fffffff, 0x1, 0xa6, 0x800, 0xfffffffe, 0x800}, {0x9, 0x0, 0xffff, 0x81, 0x4, 0x8}, {0x7, 0x3, 0xafb, 0xeafb, 0x4e0}, {0x1000, 0x3, 0x1000, 0x0, 0x39bf, 0x3}, {0x44c0ddf, 0x7fffffff, 0x988, 0x1, 0x7, 0x7}, {0xa9, 0xb7, 0x9, 0x3, 0x9, 0xa0}, {0xfffff800, 0x1ff, 0x2, 0x4d6f, 0x2133, 0x6}, {0x5, 0x40, 0x3ff, 0xffffffff, 0x7, 0x7fff}, {0x6ec, 0x400, 0x6, 0x2, 0x95, 0x6}, {0x1, 0x4, 0x30000000, 0x0, 0x6, 0x3}, {0x8, 0x9, 0x9, 0xfff, 0x6, 0x6}, {0x401, 0xffffff7a, 0x1, 0xfff, 0x1, 0x4}, {0x0, 0x1, 0xe78, 0x5, 0x6, 0x9aa}, {0x2, 0x2, 0x6, 0x10001, 0x3f, 0xfffff52e}, {0x7f, 0x8, 0x4, 0x4, 0x8, 0x1}, {0x4, 0x100, 0x7fff, 0x7fff, 0x7, 0x6}, {0x8, 0x0, 0x5, 0x2, 0x80000001, 0xffffffff}, {0x5, 0x4, 0x5, 0x6, 0xffffff80, 0x3}, {0x3, 0x3f, 0x0, 0x9, 0x2b, 0x5}, {0x7, 0xfffffffb, 0x80000000, 0x7cae9ffa, 0x101, 0x10000}, {0x4, 0xa93, 0x0, 0x5, 0xb9fb, 0x5}, {0x7, 0x8, 0xfffff502, 0x101, 0x1, 0x9}, {0x3, 0x1, 0x2, 0x4, 0xe95}, {0x8, 0x400, 0x7f, 0x2, 0x5, 0x8}, {0x10000, 0xc0000000, 0x1, 0x639, 0x6, 0x1}, {0x5, 0x1, 0x2, 0x6f83, 0x1, 0xa2}, {0x49, 0xee, 0x3, 0x8, 0x81, 0x6}, {0x0, 0x8, 0x9, 0x6, 0x20, 0x40}, {0x4, 0x9, 0x4d00, 0x2, 0x34f, 0x1d}, {0x100, 0xff, 0x7, 0xa7, 0x1000, 0x2f4843cf}, {0x682, 0x4, 0x6, 0xfffffe00, 0x80800000, 0x1000}, {0x2, 0x3f, 0x3, 0x3, 0x2, 0x1}, {0x80000000, 0x0, 0x1f, 0x2, 0xffffc8eb, 0x9}, {0x5, 0x8, 0x2, 0x3d8e0371, 0x5, 0x3}, {0x4f1d9c65, 0x5, 0x2, 0x317ddb03, 0x0, 0x9}, {0x26b9, 0x80000001, 0x0, 0x3, 0x6d8a, 0x7}, {0x4767, 0x7, 0x3, 0x6, 0x401, 0x1ff}, {0xcb24, 0x6, 0x7fffffff, 0x2, 0x581e, 0x6}, {0x4, 0xfffffff8, 0xfffffff8, 0xe64, 0x6, 0x6}, {0x0, 0x200, 0x2, 0x4, 0x800, 0x3f}, {0x1, 0x80000000, 0x7, 0x0, 0x9}, {0x612c39e, 0x7, 0x81, 0x0, 0x200, 0x7}, {0x8, 0x9, 0x7, 0x7, 0x80000001, 0xf9}, {0xb6, 0x7ff, 0x6, 0x0, 0x3, 0xc9}, {0x8e0, 0x1f, 0x0, 0x1ff, 0xffff9289, 0x87}, {0x80, 0x4, 0x0, 0x6, 0x101, 0x7}, {0x0, 0x7, 0x40, 0x4, 0x401, 0x8a9}, {0x3be234a5, 0xc8f, 0x4, 0x2, 0x7, 0x2}, {0xff, 0x8, 0x10001, 0x3, 0x38000, 0xffffffff}, {0x7, 0xffffffff, 0x1, 0x0, 0x0, 0x3c6f}, {0x20, 0x4, 0xfffffff7, 0xffffffff, 0x6, 0x6}, {0x9, 0x8, 0x10000, 0x3ff, 0x3, 0x7}, {0x0, 0x9, 0xfffffffd, 0xbe, 0x8000, 0x3}, {0x315, 0xffffff80, 0x7, 0x0, 0x1b579e7f, 0x7}, {0x4b9e, 0x800, 0x5a78, 0x3000, 0x1, 0x800000}, {0x9, 0x56f1419, 0x6, 0x9, 0xb0, 0x3f}, {0x1f, 0x55c7, 0xffffffff, 0xfffffffc, 0x8, 0xeb58}, {0x3, 0x5, 0x401, 0x1000, 0xc1, 0xae3}, {0x6, 0x8001, 0x101, 0x4, 0x1, 0xe8be}, {0x6e, 0x2, 0x2, 0x1, 0x200, 0x1}, {0x9, 0xffffffff, 0x3f, 0x7ff, 0x3, 0x4}, {0x0, 0x4, 0x25e9, 0x4, 0x54d, 0x4}, {0x7, 0x8, 0xfffffff8, 0x0, 0x1, 0xfffffffb}, {0xffffffff, 0x8000, 0x8000, 0x6, 0xfff, 0x100000}, {0x40, 0x800, 0x53, 0xe4be, 0x8, 0x4}, {0x4, 0x3, 0x80000001, 0x3ff, 0x8, 0x100}, {0x68, 0x10, 0x0, 0x0, 0x1, 0x8}, {0x2, 0x1, 0x3, 0x9, 0x33c, 0x5}, {0x8, 0x5, 0x10000, 0x4bb, 0x0, 0x8}, {0x20, 0x8, 0x0, 0x409adb38, 0xfffffff9, 0x7fffffff}, {0x6, 0x3, 0x4, 0x300000, 0x5, 0x7}, {0x9, 0x5, 0x3ff, 0x9, 0x4, 0x1e}, {0x2, 0x1, 0x10001, 0xe3a7, 0x3, 0xfffffffd}, {0x101, 0x7ff, 0x3, 0x1ad7, 0x1ff, 0x2}, {0x0, 0x4, 0x7b4, 0x1, 0x3, 0x7}, {0x7, 0x1ff, 0x5, 0x9, 0x7ff, 0xfffffff8}, {0x3, 0x80, 0x278000, 0x37, 0x0, 0xfffffffb}, {0x5, 0x9, 0x3, 0x7, 0x1f, 0xfea6}, {0x3, 0x1f, 0x7, 0x3876, 0xedec, 0x4}, {0x6, 0x3ff, 0x20, 0x2, 0x3, 0x28a}, {0x800, 0x7fff, 0x3, 0x5, 0x9, 0xffffffff}, {0x4, 0x9, 0x8, 0x8, 0x3, 0x10001}, {0x2, 0x2, 0x3, 0x5, 0x9, 0x20}, {0x200, 0x35666647, 0x0, 0x4, 0x7, 0x3f}, {0x64d9, 0x80000000, 0x9, 0x40000, 0x81, 0xe4b5}, {0x2, 0x0, 0x68, 0x400, 0x5, 0x9}, {0x308acd6e, 0x6, 0xfffffffc, 0x4, 0x6, 0x4}, {0x5, 0x845, 0x101, 0x6, 0x1, 0x2}, {0x1, 0xf33, 0x40, 0xe864, 0x254, 0x2a}, {0xffffff01, 0x1f, 0x3, 0x53b1, 0xfffffc00, 0xacf6}, {0x6, 0x78f64c8a, 0xfff, 0xbc1e, 0x1, 0x10001}, {0x2, 0x3, 0xfffffffd, 0x9, 0x3}, {0x6, 0x112b103c, 0x5, 0x1}, {0x10001, 0x9, 0x8, 0x1f, 0x7fff, 0xb6}, {0x7c000, 0x4, 0x5, 0x1, 0x0, 0x1f}, {0x1, 0x7, 0x5, 0xffffffe1, 0x0, 0x9a4a}, {0x400, 0x1ff, 0x80000000, 0x1, 0x2, 0x4}, {0x8000, 0x22b, 0x2, 0x3, 0xffffff01, 0x200}, {0x28768088, 0x4, 0x3, 0x9407, 0x6, 0x4}, {0x28b, 0x5, 0x4, 0x0, 0x8, 0x401}, {0x0, 0x6, 0x6, 0x43, 0xb, 0xa6c1}, {0x2, 0x1, 0xc3, 0xa0, 0x2, 0x8}, {0xffff, 0x6, 0x39, 0x8000, 0x7, 0x9}, {0x2, 0x4, 0x4, 0x3, 0xfff, 0x9}], [{0x5}, {0x3, 0x1}, {}, {0x3, 0x1}, {0x2, 0x1}, {0x5}, {}, {0x0, 0x1}, {0x5}, {0x1}, {0x4}, {0x0, 0x1}, {0x5, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x3, 0x1}, {0x2}, {0x1, 0x1}, {0x3, 0x8e22d9fabeb9cbde}, {0x3}, {0x0, 0x1}, {0x2, 0x1}, {0x2}, {0x1}, {0x7, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x0, 0x1}, {0x5}, {}, {0x0, 0x1}, {0x1}, {0x2, 0x1}, {0x5, 0x1}, {0x3, 0x1}, {0x3}, {0x2, 0x1}, {0x4}, {0x5, 0x1}, {0x1, 0x1}, {0x1}, {0x2}, {0x2, 0x1}, {0x3, 0x1}, {0x0, 0x3}, {0x2, 0x1}, {0x5}, {0x5}, {0x2, 0x1}, {0x2, 0x1}, {0x0, 0x1}, {0x1}, {0x5}, {0x5, 0x1}, {0x1}, {0x4}, {0x4}, {0x0, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x2, 0x1}, {}, {0x5, 0x1}, {0x2, 0x1}, {0x1}, {0x3}, {0x1, 0x1}, {0x3}, {0x2, 0x1}, {0x3}, {0x5}, {0x3, 0x1}, {0x4}, {0x5, 0x1}, {0x0, 0x1}, {0x1}, {0x3}, {}, {}, {0x2}, {0x5, 0x1}, {0x3, 0x1}, {0x7d0980c8ef84eece}, {0x2}, {0x1, 0x1}, {}, {}, {0x1, 0x1}, {0x4, 0x1}, {0x3}, {0x4, 0x1}, {0x5, 0x1}, {0x3}, {0x2, 0x1}, {0x4}, {0x1}, {0x2, 0x1}, {0x3, 0x1}, {0x0, 0x1}, {}, {0x1, 0x1}, {}, {0x2, 0x1}, {0x1}, {}, {0x3}, {0x3}, {0x3}, {0x0, 0x1}, {0x0, 0x1}, {0x1}, {0x2, 0x1}, {0x0, 0x1}, {0x0, 0x1}, {0x1}, {0x4}, {0x3}, {0x2, 0x1}, {0x4}, {}, {0x5, 0x1}, {0x1}, {0x0, 0x1}, {0x0, 0x1}, {0x1}, {0x4, 0x1}, {0x2, 0x1}]}}, @TCA_PEDIT_PARMS_EX={0xe50, 0x4, {{{0xffffffff, 0x2, 0x10000000, 0x1, 0x3}, 0x1f, 0x7, [{0x1, 0x240, 0x1, 0xfffffdda, 0x7ff, 0x1}, {0x1f, 0x7, 0x5, 0x9, 0x81, 0x1}]}, [{0x1, 0x9, 0x10001, 0x2, 0x5, 0x6}, {0x7cde, 0x387, 0x3, 0x9, 0x2, 0xffff}, {0x9, 0x8, 0x8000, 0x3, 0x5, 0xa4d7}, {0x3c, 0x9, 0x8, 0x5, 0x5, 0x400}, {0x800, 0xfffffffe, 0x5af0319c, 0x6, 0xffffffff, 0x7}, {0x1, 0x9, 0x8, 0x1ff, 0xc34, 0x10001}, {0x7fffffff, 0x2, 0x10001, 0xfffffff9, 0x7, 0x100}, {0x8000, 0x7, 0x1, 0x6b3, 0x2, 0x1ff}, {0x3, 0x20, 0x7, 0x7ff, 0x9, 0x80}, {0x8, 0xfffffff9, 0x7, 0x0, 0x0, 0x7}, {0x4, 0xffffffe0, 0x8, 0x8001, 0x2, 0x1}, {0xd4, 0x200, 0x800, 0xd3, 0x5000, 0x7fff}, {0x6, 0x20, 0x2, 0x101, 0x9, 0x4}, {0x3, 0x20, 0x2e7d, 0x0, 0xff, 0x21}, {0x200, 0x1, 0xe0, 0x1, 0x3f, 0x1ec}, {0x1f, 0x8, 0x7fff, 0x2, 0xffffffff, 0x8}, {0x167, 0xffffff2b, 0x7, 0xffff0000, 0xff800000, 0x4}, {0x0, 0x4, 0x30000000, 0x9, 0x0, 0x5}, {0x4, 0x80000001, 0x5, 0x0, 0x4219, 0x8}, {0x4, 0x29fc00, 0x81, 0x9, 0x5, 0x5}, {0x5, 0x2, 0x4, 0x3, 0x8, 0x2}, {0x9, 0xb87, 0x81, 0x3, 0x3, 0xd9a}, {0x4b, 0x6, 0x7, 0x100, 0xf1, 0x3}, {0x9, 0x7, 0x1, 0x5, 0xe, 0x80000001}, {0x7fffffff, 0x7, 0x4, 0x14f, 0x1}, {0x3, 0x0, 0x3, 0x20, 0x59c1078f, 0x1}, {0x0, 0xfffffff8, 0x8, 0xfffffffc, 0x7ff, 0x6}, {0x7, 0x80, 0x200, 0x9952b51f, 0x8, 0xea3c}, {0x6, 0x81, 0x0, 0x2, 0x81}, {0x64, 0x6, 0x2, 0x8, 0x3ff, 0x5}, {0x80000000, 0x7, 0x5, 0x436, 0x7, 0xf1}, {0x10000, 0x0, 0x7, 0x8001, 0x7, 0x77}, {0x1ff, 0x40a2, 0x6, 0x49a1df80, 0x3, 0x9}, {0x0, 0x9, 0x3, 0xffffffff, 0x5, 0x27}, {0x1, 0x2, 0x8, 0x9, 0x6, 0x1000}, {0x5, 0xff, 0x2, 0x5f6, 0x1ff, 0xffff0001}, {0xeef7, 0x8, 0x5, 0x0, 0xb03}, {0x9f7c, 0xffffc0c4, 0xddff, 0x907, 0x1ed, 0x8}, {0x6, 0x2, 0x8402, 0x4, 0x2, 0x7}, {0x101, 0x47ce060e, 0x4f5, 0x7fff, 0xffffadb7, 0x8000}, {0x80000000, 0x7fff, 0x141b, 0x7fffffff, 0x10000, 0x7}, {0x0, 0x80000000, 0x6336, 0xf39e, 0x1400000, 0x7ff}, {0x7, 0x7f, 0x2a64, 0x100, 0x3, 0x7}, {0x0, 0x5, 0xffffffff, 0x9, 0x1, 0x8}, {0x9, 0x401, 0x91, 0x7fff, 0x9, 0x5}, {0x0, 0x7, 0x23be, 0x8, 0x5, 0x5}, {0x1efe, 0x200, 0x9, 0xfff, 0x8, 0x5}, {0x3, 0x7, 0x2, 0x101, 0x3, 0x78b}, {0x4, 0x4, 0xcf, 0x2a7, 0x3d, 0xff}, {0x44a, 0x3ff, 0x9, 0x69c, 0x3, 0xffffffff}, {0x8c6, 0x1000, 0xfffffffb, 0x2, 0x7fff, 0x6}, {0xffff, 0x8001, 0xfffffffa, 0xfff, 0x6, 0xc997502}, {0xfffffffb, 0x868c, 0x101, 0x9, 0x2, 0xff}, {0xf9, 0x5, 0x20, 0x7fffffff, 0x1, 0x2}, {0x9, 0x3, 0x101, 0x6, 0x4, 0x3}, {0x5, 0x40, 0x3, 0x10001, 0x3, 0x4000000}, {0x6, 0x71, 0x2, 0x5b, 0x7, 0x9}, {0x1, 0x1ff, 0xba3, 0x9, 0x80000000, 0x3}, {0x401, 0x521, 0x8000000, 0x2, 0x4a, 0x7}, {0x40, 0x3, 0xffffffff, 0x9, 0x7f, 0x3}, {0x6, 0xfff, 0x5, 0xffff, 0x1, 0x8}, {0x4, 0x4, 0x101, 0xfff, 0x7, 0x21}, {0x6, 0x3, 0x4, 0x41e3, 0x7, 0x3}, {0x1, 0x1, 0x2, 0x3, 0xfffffff8, 0x80000000}, {0x9, 0x400, 0x4, 0x3ff, 0x6, 0xe4}, {0x7ff, 0x1, 0x68ace57d, 0x1, 0x0, 0x80}, {0xfffffffe, 0x4f43, 0x8, 0x80, 0x6, 0x4}, {0x511, 0x0, 0xfffffffc, 0x5, 0x0, 0x10000}, {0x7, 0x4, 0x5, 0x2, 0xda1, 0xff}, {0x6, 0x752, 0x84, 0x1, 0x210, 0x6}, {0x8000, 0xb3, 0x401, 0x2, 0x4, 0x1}, {0xc3, 0x2, 0x7fff, 0x8, 0xcda3, 0x2}, {0x400, 0x3, 0x1ff, 0xed, 0x3, 0x1000}, {0x3, 0x80000000, 0x2, 0xfffff798, 0x100000, 0x7fffffff}, {0x51f6af41, 0x2, 0x8001, 0xc97a, 0x6, 0x6}, {0x3888, 0x20, 0x2, 0x3, 0x2, 0x9}, {0x1, 0x0, 0x7f8, 0x8, 0x4, 0xa7}, {0x7fff, 0x1, 0x90, 0x9, 0x2, 0x8}, {0x6, 0x5, 0x0, 0x2, 0x80, 0x5}, {0x80, 0x200, 0x25, 0x9, 0x8000, 0x8001}, {0x7fff, 0x0, 0x0, 0x4, 0x9, 0x6}, {0x1ff, 0x6, 0x9, 0xfffffffa, 0x7, 0x1000}, {0x3, 0x2, 0x3e, 0x80, 0x7, 0x4}, {0x401, 0x2, 0x4, 0x9, 0x61e9, 0x7}, {0x7, 0x2694, 0x0, 0x2, 0x0, 0x7fffffff}, {0x8, 0x25, 0x10000, 0x4e6f1ec7, 0x40, 0xe9}, {0xcc, 0xff, 0xc3, 0x91b, 0xff, 0x40}, {0xd6e1, 0x2, 0x401, 0x80000001, 0xbe94}, {0x7, 0x7, 0xfffffff9, 0x6, 0x7ff, 0x4}, {0x8, 0x7, 0x80, 0x1, 0x1ff, 0x80000001}, {0x3, 0x37c, 0xfffffff9, 0x7, 0x20, 0x2}, {0x80000000, 0x6, 0x406, 0x9, 0x9, 0x6}, {0x80, 0x9, 0x9, 0x401, 0xfffff665, 0x81}, {0x7, 0x6, 0x1f, 0x4d8, 0xfffffff7}, {0x5, 0x40, 0x9, 0x400, 0x41cd, 0x7f}, {0x1, 0x6, 0x1, 0x800, 0xffff7fff, 0x6}, {0x1000, 0xdfb8, 0x0, 0x3f, 0x4, 0xc7}, {0x7ff, 0x4, 0xffffff81, 0x77, 0x7, 0x8}, {0x5ece, 0x9, 0xffffffff, 0x5, 0x5, 0x40}, {0x8, 0x101, 0x14fa, 0x5, 0x8, 0x7}, {0x100, 0xfffffff9, 0x25, 0xfffffffa, 0x101, 0x1}, {0x9, 0x8, 0x780c, 0x54b, 0x0, 0x9}, {0x1c0000, 0x3, 0x3, 0xfffffff8, 0x4, 0x6}, {0x1, 0x2, 0x7fffffff, 0x0, 0x244b, 0x6}, {0x1, 0x8000, 0x5, 0x6, 0x8, 0x19}, {0x5, 0x7fff, 0x1000, 0x8, 0x5, 0x7}, {0x81, 0x1, 0x4, 0x5, 0x10001, 0x9}, {0x7, 0xf471, 0x1, 0x3, 0x0, 0x5}, {0x1, 0x7, 0x20, 0x8, 0x5, 0x8a3}, {0x1, 0xffff00, 0x81, 0x3f, 0xe78, 0x6}, {0x9, 0x7, 0x9, 0xb9, 0x8, 0x6}, {0x3, 0x0, 0x1, 0x10001, 0x4, 0x2}, {0xfffffc00, 0x8, 0x1, 0x7, 0x40, 0x9}, {0x8, 0x706c, 0x0, 0xffffffff, 0x1, 0x5}, {0xfff, 0x9, 0x2, 0x80000000, 0xff, 0xbf}, {0x800, 0x7ff, 0x80000000, 0xffff175b, 0x31b5}, {0x1, 0x2, 0x1, 0x3f, 0x0, 0x2}, {0x5, 0x2, 0x100, 0x81, 0x46, 0x3}, {0x0, 0x80000000, 0x2, 0x7fff, 0x2, 0xffffff68}, {0x100, 0x2, 0x40, 0x4, 0x8, 0x3f}, {0x1, 0x101, 0x80000001, 0x5, 0x800, 0x4}, {0x6, 0x1, 0x400, 0x9, 0x2007, 0x6}, {0x9, 0xff, 0xfcbe, 0x1, 0x9e35, 0x7ff}, {0x20, 0x6, 0x4, 0xf5d, 0x7, 0x5}, {0x8, 0x6d71, 0xaed, 0x6, 0x7, 0x4}, {0x7fc000, 0x1, 0x1, 0x7, 0x3, 0x3ff}, {0x5, 0x7, 0x3, 0x0, 0x5, 0x80000001}, {0x1, 0x6, 0x1, 0x4, 0x9, 0x1}], [{0x1, 0x1}, {0x1, 0x1}, {0x4}, {0x2}, {0x2}, {0x1}, {0x2, 0x1}, {0x0, 0x1}, {0x2}, {0x5, 0x1}, {0x5, 0x1}, {0x1}, {0x2}, {}, {0x3, 0x1}, {0x3, 0x1}, {0x5}, {0x2, 0x1}, {}, {0x1}, {0x2, 0x1}, {0x6}, {0x3, 0x1}, {0x4}, {}, {0x2, 0x1}, {0x0, 0x1}, {0x4, 0x1}, {0x1}, {0x0, 0x1}, {0x4}, {0x0, 0x1}, {0x5, 0x1}, {0x3}, {0x2, 0x2}, {0x5}, {0x3, 0x1}, {0x4, 0x1}, {0x3, 0x1}, {0x3}, {0x4, 0x1}, {}, {0x3}, {0x5}, {0x3, 0x1}, {0x2}, {0x1, 0x1}, {0x4, 0x1}, {0x4}, {0x3}, {0x3, 0x1}, {0x1}, {0x2}, {0x0, 0x1}, {0x0, 0x1}, {0x0, 0x1}, {0x3}, {0x2}, {0x1, 0x1}, {0x3}, {0x7, 0x1}, {0x1}, {0x4, 0x1}, {0x1}, {0x7, 0x1}, {0x5, 0x1}, {0x1, 0x1}, {0x3}, {0x2, 0x1}, {}, {0x0, 0x1}, {0x4}, {0x1}, {0x17f7e6a982a49450}, {0x4}, {0x2}, {0x4, 0x1}, {0x0, 0x1}, {}, {0x0, 0x1}, {0x3}, {0x1, 0x1}, {0x2, 0x1}, {0x2, 0x1}, {0x3}, {0x2, 0x1}, {0x0, 0x1}, {0x5}, {0x5, 0x1}, {}, {0x2}, {}, {0x2}, {0x3}, {0x3}, {0x5}, {0x7, 0x1}, {0x4, 0x1}, {0x1}, {0x5}, {0x4, 0x1}, {0x1}, {0x3}, {0x5}, {0x0, 0x1}, {0x2, 0x1}, {0x2}, {0x3}, {0x4}, {}, {0x2, 0x1}, {}, {0x5, 0x1}, {0x4}, {0x5, 0x1}, {}, {0x1}, {0x1}, {0x3}, {0x5, 0x1}, {0x3, 0x1}, {0x6, 0x1}, {0x5}, {0x5, 0x1}, {0x3}, {0x5}, {0x4}], 0x1}}, @TCA_PEDIT_PARMS_EX={0xe98, 0x4, {{{0x2, 0x7, 0x6, 0x3, 0xe48}, 0x69, 0xf7, [{0x2, 0x3, 0x5, 0x0, 0x7fffffff, 0x1}, {0x0, 0xd4, 0x7f, 0x2, 0x1, 0x7fffffff}, {0x6, 0xa18, 0x3, 0x377}, {0x5, 0x4, 0x6, 0x5, 0x0, 0x7}, {0x7, 0x1, 0x7f, 0x264a, 0xebf, 0xe6}]}, [{0xd2, 0x1, 0x7f, 0x75a, 0x9, 0x7ff}, {0x9, 0x1, 0xffffffe1, 0x5, 0x81, 0x3}, {0x20, 0x4, 0x40, 0x6, 0x45000, 0xd4cb}, {0x918c, 0x1, 0x4, 0x9, 0x0, 0x4}, {0x10000, 0x3f, 0x6, 0x80000001, 0x8, 0x8000}, {0x20, 0x2, 0x1, 0x6, 0x1, 0x2}, {0x2, 0x187, 0x6, 0xd1, 0x1, 0x3ff}, {0x5, 0x100, 0x8, 0x400, 0x7fff}, {0x8, 0xffffff80, 0x3, 0x6, 0x80000001, 0x2}, {0x2, 0x200, 0xdf36, 0x33, 0xc4, 0x1}, {0x10001, 0x7, 0xc0, 0x101, 0x7ff, 0x476d}, {0x86, 0x0, 0x4, 0xc56, 0x5, 0x7fff}, {0x8, 0x101, 0x0, 0x77b5, 0x8001, 0x6}, {0x4, 0x2d, 0x231, 0xffff73c5, 0x7, 0x1}, {0x10000000, 0x8, 0x1, 0xff, 0x0, 0xffffffff}, {0x3, 0xfffffffc, 0x2, 0x1, 0x2, 0x4}, {0x400, 0x3, 0xa7, 0xfffff940, 0xaca, 0x3}, {0x7, 0x6, 0x3, 0x1f5, 0x480, 0x7ff}, {0x0, 0x7, 0xfffeffff, 0x7, 0x3, 0x5}, {0x3f, 0x4, 0x2, 0xd4, 0x5fa5, 0x3}, {0x7b, 0x1, 0x400, 0x5ff3, 0x5, 0x200}, {0x0, 0xb5f0, 0x8, 0x28c9, 0x5, 0x2}, {0x2410, 0x5, 0x0, 0x0, 0x8, 0x1}, {0x81, 0x80000001, 0x5, 0x7, 0x6, 0x7}, {0x55, 0x6, 0x6, 0x423b, 0x6, 0x2b}, {0xffff0001, 0x1, 0x7ff, 0x1, 0x2, 0x3}, {0xfffffffa, 0x200, 0x99, 0x2, 0xfffffffe, 0x3ff}, {0x7b, 0x2, 0x0, 0x4, 0x1, 0xfffffff8}, {0x8, 0x7, 0x80000001, 0x24a, 0x7, 0xfb09}, {0x4, 0x9, 0x100, 0x8, 0xe19e, 0x8}, {0x8, 0xe2, 0x10000, 0x4, 0x5030, 0x79}, {0x5, 0x401, 0x7fffffff, 0x6, 0xffffffc0, 0x6}, {0x3, 0x792, 0x8, 0x5, 0x9, 0x1}, {0x8000, 0x0, 0x5, 0xa4, 0xfffff801, 0x1}, {0x5, 0x5, 0x3, 0x0, 0x0, 0x7}, {0x2, 0x8, 0x10001, 0x4, 0x1f, 0xd}, {0x6, 0x7, 0xfffffff8, 0x0, 0x7, 0x5}, {0x2, 0x7304, 0x5, 0xff, 0x4, 0x6}, {0x6, 0x1, 0x5, 0x80, 0x1, 0x100}, {0x1, 0x2, 0x3, 0x5, 0x3, 0x7}, {0x2, 0x32c, 0x5, 0x1, 0x10001, 0x7f}, {0x1d5e, 0x80, 0xfffffcc3, 0x101, 0x7f, 0x1f}, {0x8, 0x6, 0x6, 0xffffff00, 0x5, 0x3}, {0x2, 0x10000, 0x80000001, 0xfffff5bb, 0x7, 0xff}, {0x6, 0x1, 0x5, 0x6, 0x2fcec37e, 0x1}, {0x6, 0x1eed, 0xff, 0x4, 0x0, 0x8000}, {0x6, 0x14, 0x75f, 0xfffffffa, 0x4}, {0x4, 0x1, 0xbdc, 0xaec, 0x7, 0x8}, {0x8001, 0x0, 0x1, 0x9, 0x7, 0x100}, {0x8001, 0x1, 0x5, 0x10001, 0x2, 0xe8}, {0xffffffc8, 0x8001, 0x7, 0x400, 0x4, 0x6}, {0xd9, 0x9, 0x5, 0x0, 0xb9d, 0x7}, {0x0, 0x2, 0x5, 0x80000001, 0xa58, 0xffffffff}, {0xff, 0x5, 0x14, 0x7, 0x80000000, 0xfffffffc}, {0x3, 0x1, 0xd3d, 0x7fff, 0x3, 0x80}, {0xca, 0x9, 0x5, 0x6, 0x8, 0x7fff}, {0x10001, 0x0, 0x4, 0x6, 0x1000, 0x6}, {0x80000001, 0x7, 0x0, 0x8, 0x82b1, 0x4}, {0x5, 0x5, 0x9, 0x60000000, 0x8c, 0xffff}, {0x80000000, 0x101, 0x7, 0x6, 0x3, 0x5}, {0x5, 0x3, 0x20, 0x5, 0xfffffffa, 0x1d}, {0x8001, 0x200, 0x9, 0x1, 0x9, 0x32a}, {0x5, 0x8f, 0x20, 0x1000, 0xf571, 0x80}, {0x3, 0x6, 0x7, 0x0, 0xafc, 0x6f}, {0x0, 0x2, 0x80000000, 0xc0f, 0x7f, 0x3}, {0x0, 0x5, 0x40, 0x20, 0x6, 0x8}, {0x155f, 0x1, 0x2, 0x8, 0x7, 0x10001}, {0x0, 0xfffffffc, 0xc04d, 0xffffffeb, 0x3, 0x8}, {0x6, 0x5, 0xfff, 0x1, 0x74, 0x9}, {0x66f7, 0x0, 0xffff, 0x1, 0x2, 0x9}, {0xffffc252, 0x1, 0x2, 0x2, 0xe7, 0xe929}, {0x10001, 0x3, 0x4, 0x10000, 0x2, 0x7}, {0x7, 0x7, 0x2, 0xff, 0x5, 0x1}, {0x6, 0x7, 0x9, 0x5, 0x0, 0x9}, {0xfffffce5, 0x1000, 0x6, 0x3, 0x9, 0x7f}, {0x2, 0x4dee, 0x5f9, 0x4, 0x101, 0x5}, {0x1, 0xf7, 0xfffffff9, 0x8001, 0x437}, {0x5, 0xb5, 0x3, 0x8, 0x6, 0x2}, {0x1000000, 0x3, 0x7, 0x7ff, 0x3, 0x1}, {0x9, 0x6e, 0x3, 0x2, 0x7}, {0x7f, 0x0, 0x7, 0x4, 0x5, 0x7fffffff}, {0xea, 0x2, 0x200, 0x5, 0x401, 0x1}, {0x4, 0x400, 0x200, 0x81, 0x80000001, 0x4}, {0x9ad, 0x7, 0x1f, 0x1, 0x9, 0x7fff}, {0xc5b, 0x4, 0x1000, 0xfff, 0x1000, 0x8}, {0x0, 0x3, 0x6, 0x5, 0x7, 0x9}, {0xf449, 0x1, 0x1, 0x3a76, 0xfc8, 0x411}, {0x7d5e, 0x9, 0x400, 0x2, 0x2, 0x3}, {0x3, 0xc34, 0x2d, 0x1, 0x6, 0xfff}, {0x7, 0x0, 0x1, 0x5, 0x81, 0x100}, {0xffffffff, 0x3ff, 0xfffff001, 0x5, 0x88, 0x2}, {0x20, 0x7, 0x3, 0xfff, 0x8ce00000, 0xfff}, {0x7fff, 0x40, 0xff, 0x80, 0x3f, 0x7}, {0x0, 0x5e, 0x1f, 0x80, 0x0, 0x400}, {0x1, 0x5, 0x7, 0x1ff, 0x8, 0x401}, {0x9, 0x3, 0xfffffffa, 0x1, 0x63174f0f, 0x7}, {0x8000, 0x3d7d, 0x0, 0x1, 0x2, 0xc9d}, {0x2, 0xfffffbff, 0x80, 0x8, 0x8, 0x2}, {0x800, 0x293e, 0xffffffff, 0xfffffffe, 0x4}, {0xba9e, 0x0, 0x9, 0x8, 0xe782, 0x9}, {0x8001, 0x0, 0x1f, 0x1, 0x9, 0x1}, {0xe0f, 0x6, 0x6, 0x800, 0x83, 0x5}, {0x3, 0x9, 0x81, 0x200, 0x8}, {0x91, 0x3, 0x80000000, 0xfffff9e8, 0x3, 0xfff}, {0x339, 0x3, 0x6, 0x5, 0x5cef}, {0x1, 0x7, 0x1ff, 0xcd4, 0x76c4, 0xffffffff}, {0x100, 0x3ff, 0xc50, 0x2b, 0xe02f, 0x3}, {0x1, 0x7, 0x2, 0x47c, 0x0, 0x2eb}, {0x8, 0x8, 0x4c69, 0x12000, 0x4b99, 0x9}, {0x6, 0x9, 0xd5, 0x3, 0x7fff, 0x5}, {0x3f, 0x1, 0xcbe, 0x10001, 0x9, 0x80}, {0x1, 0x2, 0xd1a0, 0x8001, 0x10000, 0x7fe00}, {0x0, 0xb4d, 0x4800000, 0x9, 0x1, 0x1ff}, {0x1, 0x0, 0x40, 0x9, 0x8001, 0x941f}, {0x1287, 0x400, 0x6, 0x3, 0x2, 0x16}, {0x4, 0xfffffffa, 0x6b, 0x3a5, 0x1, 0x8cc}, {0x40, 0x5, 0x6, 0x0, 0x40, 0x8}, {0x0, 0x242, 0x2c8b9e58, 0x0, 0xc97, 0x800}, {0x3, 0x7, 0x2, 0x0, 0x38000000, 0x9}, {0x2, 0x5, 0xfffffbff, 0x7ff, 0x81, 0xffffffbb}, {0x5, 0x1, 0x5, 0x7ff, 0x1ff, 0x2}, {0x7, 0x3f, 0xffffffff, 0xc0000000, 0x92, 0x3}, {0x20, 0x10001, 0x5, 0x45c, 0x40, 0x2}, {0x0, 0x2, 0x4, 0x8000, 0x8, 0x40}, {0xe026, 0x6, 0x9, 0x10000, 0x81}, {0x1, 0x8, 0x9, 0xfffffff9, 0x3f, 0x7ff}, {0x7fffffff, 0x4, 0x3, 0x6, 0x93, 0x2}, {0x3, 0xffffffff, 0x20, 0x200, 0x0, 0x2}], [{0x0, 0x1}, {0x5}, {0x0, 0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x3, 0x1}, {0x5}, {0x0, 0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x2, 0x1}, {}, {0x4}, {0x3}, {0x4, 0x1}, {0x2, 0x1}, {0x3, 0x1}, {0x0, 0x1}, {0x3}, {}, {0x3}, {0x3, 0x1}, {0x3}, {0x3}, {0x3}, {0x2, 0x1}, {0x5, 0x1}, {0x2}, {0x4}, {0x4, 0x1}, {0x5, 0x1}, {0x3, 0x1}, {0x3, 0x1}, {0x4, 0x1}, {0x1, 0x1}, {}, {0x2}, {}, {0x5, 0x1}, {}, {0x1, 0x1}, {0x4}, {0x1}, {0x5, 0x1}, {0x4, 0x1}, {0x1}, {0x2}, {0x5, 0x1}, {0x1}, {0x0, 0x1}, {0x0, 0x1}, {0x7, 0x1}, {0x0, 0x2}, {0x2}, {0x2, 0x3}, {0x2}, {0x3}, {0x4}, {0x3, 0x1}, {0x5, 0x1}, {0x5, 0x1}, {0x4}, {0x5}, {0x5, 0x1}, {0x3}, {0x5}, {0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x5}, {0x4, 0x1}, {0x5, 0x1}, {0x0, 0x8a799c063c1fe35d}, {0x1, 0x1}, {0x1, 0x1}, {0x5}, {0x2}, {0x5, 0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x3, 0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x3}, {0x3, 0x1}, {0x1, 0x1}, {0x3}, {0x1}, {0x4}, {0x1, 0x1}, {0x5, 0x1}, {0x4}, {0x3}, {0x4, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x5, 0x1}, {}, {0x2}, {0x5, 0x1}, {0x3, 0x1}, {0x2, 0x1}, {}, {0x3, 0x1}, {0x0, 0x1}, {0x2}, {0x5, 0x1}, {}, {0x4, 0x1}, {0x4, 0x1}, {0x4}, {}, {0x4}, {0x5, 0x1}, {0x5, 0x1}, {0x5, 0x1}, {0x5}, {0x0, 0x1}, {0x4}, {0x1, 0x1}, {0x1}, {0x3}, {}, {}, {0x1}, {}, {0x4, 0x1}]}}, @TCA_PEDIT_KEYS_EX={0xe4, 0x5, 0x0, 0x1, [{0x54, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_HTYPE={0x6}, @TCA_PEDIT_KEY_EX_HTYPE={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x5}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_HTYPE={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}]}, {0x14, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x2}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}]}, {0x2c, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x2}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}]}, {0x4}, {0xc, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x4}]}, {0x3c, 0x6, 0x0, 0x1, [@TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_CMD={0x6}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x5}, @TCA_PEDIT_KEY_EX_CMD={0x6, 0x2, 0x1}, @TCA_PEDIT_KEY_EX_HTYPE={0x6, 0x1, 0x5}, @TCA_PEDIT_KEY_EX_CMD={0x6}]}]}, @TCA_PEDIT_PARMS={0xeb0, 0x2, {{{0x6, 0x9, 0x8, 0x4, 0x2}, 0x0, 0x8, [{0x100, 0xffff0000, 0x1, 0x6, 0x2, 0xffffffe0}, {0x7, 0x10ac, 0x1, 0x4448, 0x81, 0x6}, {0x401, 0x8, 0x4, 0xfff, 0x40, 0xffffffff}, {0x143, 0x2, 0x8, 0xfffffbff, 0x2, 0x9}, {0x3f, 0xffffffff, 0xfffffffb, 0x8, 0xbb0d, 0x7ff}, {0x4, 0x8, 0x3, 0x7fffffff, 0x4, 0x4}]}, [{0x1, 0x5, 0x3, 0x9, 0x5, 0xdd}, {0x4, 0x89c, 0x673, 0x2f8, 0x0, 0x5}, {0x7, 0x2, 0x0, 0x7, 0x3, 0x9}, {0xfffffffd, 0x3, 0x7fffffff, 0xfffffff8, 0x5, 0xc5de}, {0xfd2, 0x1, 0xcbd, 0xffffffff, 0x0, 0x1}, {0x4, 0xfffffeff, 0x10000, 0x11, 0x6, 0x7}, {0x8000, 0x400, 0x401, 0x2, 0x0, 0x5c4}, {0x6, 0x5, 0x80, 0x0, 0x1000, 0x3}, {0x0, 0x20, 0x10001, 0x9, 0x2, 0x3f}, {0x1a5f, 0x1000, 0x7, 0x7ff, 0x3, 0x7}, {0x2457, 0x0, 0x0, 0x8001, 0x8001, 0x1}, {0x0, 0x5, 0x1ff, 0x40, 0x3, 0x80000000}, {0x100, 0x80, 0x7, 0x800, 0xbd3, 0x100000}, {0xfffffffb, 0x65, 0x4, 0x0, 0x8, 0x3000000}, {0xbb0, 0x7f, 0x1f, 0x8, 0x5, 0x1}, {0x8, 0x1, 0x10001, 0x6, 0x1, 0x81}, {0xfffffff8, 0x8, 0x2, 0x20, 0xff, 0xed}, {0x9, 0xfffffff9, 0x1, 0x7fff, 0x2, 0x5}, {0xfff, 0x2, 0x2, 0x4, 0x3, 0x3}, {0x2, 0x5, 0x401, 0x10000, 0xffffffa2}, {0xa661, 0x5, 0x4, 0x8, 0xffffffa5, 0x4d9}, {0x869, 0x71, 0x5, 0x2, 0x0, 0xc2}, {0x4b, 0x1, 0x7, 0x1ff, 0x5, 0x1}, {0x1, 0x4, 0xfffffffd, 0x800, 0x0, 0x5}, {0x3f, 0xfffffff8, 0xa36, 0xfff, 0x9, 0x2}, {0x1, 0x0, 0x97f, 0x0, 0x80, 0x19c2}, {0x401, 0xffffffff, 0x7fff, 0x8f000000, 0x80000001, 0xa2}, {0x101, 0x3, 0xffffffff, 0x2, 0x5ad, 0x3f}, {0xe8f9, 0x2, 0x3, 0x3, 0xffffffff, 0x8}, {0xafcb, 0xffffffe1, 0x8, 0x10000, 0x6, 0xfffffff8}, {0x20, 0x7fffffff, 0x1, 0x8, 0x9, 0xfffffdb8}, {0x0, 0x41, 0x5, 0x7fff, 0x0, 0xf213}, {0x4, 0x5, 0x1ff, 0x9ebd, 0x4, 0xffffffae}, {0xf518, 0x8, 0xa1c, 0x17, 0x3}, {0x400, 0x101, 0x1, 0x2, 0x4, 0x8}, {0x480, 0x6, 0x8000000, 0x200, 0x5, 0x20}, {0xfffffff7, 0x7fff, 0xd075, 0x9, 0x39d1, 0x80}, {0x7, 0xffffffff, 0x2, 0x1f, 0x1f, 0x9a33}, {0x40, 0x401, 0x80000001, 0x2b, 0xf2cd, 0x8000}, {0x1ff, 0x7fff, 0x9, 0xfffffffd, 0x1, 0x1}, {0x3, 0x3, 0x4, 0x6, 0x9, 0x54}, {0x20, 0x6, 0x0, 0x3ff, 0x800, 0xff}, {0x5, 0x1, 0xbf, 0xae3a, 0x3d, 0x4}, {0x311, 0x81, 0x7fff, 0x4, 0x8, 0x7fffffff}, {0x3, 0x80, 0x2, 0xfff, 0x20, 0x8}, {0x0, 0x7fffffff, 0x200, 0x6, 0x100, 0x9}, {0x18, 0x2, 0xf5, 0x0, 0x3, 0x9}, {0x2, 0x1000, 0x61f08b63, 0xfffffffa, 0x90, 0x1000}, {0x14a, 0x8, 0x9, 0x1, 0x81, 0xff}, {0x1, 0x2, 0x7f, 0x7, 0x8, 0x5}, {0x8, 0x80000001, 0x2, 0x3f0, 0x8001, 0x4}, {0x7fba5647, 0x400, 0xffff, 0xff, 0x7, 0x7f}, {0xf8, 0x0, 0x9, 0x80, 0x0, 0x4}, {0x800, 0x2c, 0x36b, 0x3ff, 0xfffffffe, 0xffffffff}, {0x8001, 0x8, 0xfffffffa, 0x5, 0xc4, 0x5}, {0x81, 0x6, 0x4, 0x2ed4, 0x7fffffff, 0x9}, {0x9, 0xee7, 0xf, 0xdc, 0x8, 0x1}, {0x80, 0x6, 0x6, 0x7, 0x7fff}, {0x8, 0xffffff80, 0x6, 0x9, 0x80000001, 0x2}, {0x80000000, 0x7, 0x7, 0x7, 0xe7f, 0x3f}, {0x9, 0xefe, 0x4, 0x4, 0x1de, 0x7}, {0xffff, 0xff, 0x8, 0xffff0001, 0x80}, {0x9, 0x8, 0x2c, 0x4, 0x7, 0xfffff801}, {0x4, 0x4, 0x101, 0x20, 0xbb6c, 0x400}, {0xa0, 0x20, 0x4, 0xe5b0, 0x10001, 0x4}, {0x0, 0x8, 0x2398, 0x96d, 0xfffffff8, 0xeb02}, {0x0, 0xd4, 0x6, 0x8, 0x4, 0xf927}, {0x3, 0x9, 0x1000, 0x3, 0x2, 0x6}, {0x5, 0x5df, 0x9, 0xfffffffb, 0x1000, 0x20}, {0x2, 0x1f, 0xffff, 0x9, 0x9, 0x7fffffff}, {0x6, 0xd10, 0xd74, 0x905, 0x2, 0x7a9afe96}, {0x7ff, 0x50ae8628, 0xc2e, 0x1, 0x8, 0x7f}, {0x2, 0x5, 0x0, 0xfffffffa, 0xca82, 0x7}, {0x1c34c181, 0x101, 0x0, 0x3, 0xffffff00, 0x8085}, {0x2, 0xfffffffe, 0x7, 0x6, 0x9, 0x200000}, {0x5, 0x5de1, 0x2, 0x4, 0x7, 0x1}, {0x800, 0xfffffff8, 0xfff, 0xbc, 0x5}, {0xcc, 0xffffffc9, 0x0, 0x20, 0x400, 0x8}, {0x5, 0x200, 0x9, 0x0, 0x4, 0x3e}, {0xfffffffd, 0x787, 0x6, 0x2, 0x7ff, 0x6}, {0x4, 0x3, 0x2, 0x5, 0x6, 0x5}, {0x3f, 0x8c2, 0x0, 0x5a9838e3, 0xfff, 0xc3}, {0x6, 0x0, 0xbbae, 0x81, 0x10000, 0x1}, {0x6, 0x8, 0x8, 0x9, 0x3ff, 0x1}, {0x40, 0x2d4, 0x21, 0x7, 0x5, 0x8}, {0x81, 0x3, 0x6, 0x4, 0x3, 0x6}, {0x5, 0x8, 0x0, 0x3, 0x1, 0x4}, {0x0, 0x7, 0x1, 0x1, 0x9, 0x7}, {0x80000, 0x4, 0x0, 0x7, 0x0, 0xc1}, {0x7, 0xffff8001, 0x7, 0x1, 0x0, 0x9}, {0x3, 0x7fff, 0x1, 0x0, 0x1, 0x46d3}, {0x4, 0x10000, 0xd71, 0x6, 0x5, 0x3}, {0xffff, 0x3, 0xe201, 0x5, 0x8, 0x7}, {0x67d, 0xc7, 0x9, 0x8001, 0x0, 0x3}, {0x0, 0x9, 0xea7, 0xfff, 0x81}, {0x2, 0x4, 0x81, 0x3, 0x594, 0x6}, {0xfffffffa, 0x4, 0x7f, 0x7, 0x101, 0x6}, {0x8001, 0x5, 0x9, 0x80000000, 0xfffff801, 0x1}, {0x9d, 0x1, 0x10001, 0x6, 0x5, 0x2}, {0x0, 0x8, 0x8, 0x7, 0x40, 0x2}, {0x8194, 0x700, 0x5, 0xfffffff7, 0x4, 0x3}, {0xff, 0x2, 0x5, 0x3, 0x1, 0x9}, {0x81, 0x80000000, 0x4, 0x0, 0x5, 0x1f}, {0x2, 0x4, 0x5, 0x2, 0x0, 0xb717}, {0x10000, 0x44d, 0x2, 0x39, 0x7, 0x40}, {0x6, 0x7ff, 0x6, 0x1, 0x101, 0xf916}, {0xecaa, 0x1, 0x401, 0x4, 0x5, 0x4}, {0x20, 0x81, 0x962, 0x5, 0xfffffffb, 0x81}, {0x20, 0xcb5d, 0x81, 0x8cc, 0x3, 0x100}, {0xffffffff, 0x3, 0x0, 0x8000, 0x2, 0xf5}, {0x0, 0x0, 0x0, 0x7, 0x80000000, 0xffff8000}, {0xbe, 0x80000000, 0x8000, 0xfffffff9, 0x2, 0x5}, {0x7ff, 0x5, 0x5287, 0x5, 0x9, 0xb2}, {0x1, 0x0, 0x4, 0x8, 0x51, 0x6}, {0x80000001, 0x6, 0x7, 0x101, 0x5, 0x6}, {0x3f, 0x2, 0x6, 0x10000, 0x2, 0x1000}, {0xfff, 0x6, 0xffff, 0x8, 0xfff, 0x9}, {0x101, 0x7ff, 0x80000000, 0x6, 0x6, 0x6}, {0x9, 0x1, 0x2, 0xb65, 0x7, 0x8}, {0x200, 0x800, 0x7ff, 0x6, 0x9, 0x4326bc7f}, {0x1, 0x0, 0x6, 0x401, 0x52de, 0x4}, {0x8, 0x7, 0xffb9, 0x0, 0x0, 0x7}, {0xfffffffa, 0x2, 0x8, 0x3, 0x7, 0x5}, {0x4233, 0x1, 0x0, 0x4, 0x6, 0x101}, {0x2, 0x9, 0x0, 0x2, 0xcdc, 0xfff}, {0x7, 0x9, 0x3ff, 0x20, 0x1, 0x7}, {0x4, 0x20000, 0x20, 0x101, 0x7, 0x1}, {0x6, 0x1, 0x3, 0x8, 0x2e, 0xbe84}], [{0x5, 0x1}, {0x5, 0x1}, {0x0, 0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x3}, {}, {0x4, 0x1}, {0x1, 0x1}, {0x5, 0x1}, {0x5, 0x1}, {0x1}, {0x697a7791efe639de, 0x1}, {}, {0x4, 0x1}, {0x2, 0x1}, {0x3}, {0x4}, {0x2, 0x1}, {0x8}, {0x2, 0x1}, {0x5}, {0x4, 0x1}, {0x5, 0x1}, {0x1}, {0x3, 0x1}, {}, {0x3, 0x1}, {0x2, 0x1}, {0x2, 0x1}, {0x2, 0x1}, {0x5, 0x1}, {}, {0x1, 0x1}, {0x1}, {0x5, 0x1}, {}, {0x3}, {0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x2, 0x3}, {0x0, 0x1}, {}, {0x2}, {0x3, 0x1}, {0x3, 0x1}, {0x1, 0x1}, {0x1}, {0x7, 0x1}, {}, {0x4, 0x1}, {0x5, 0x1}, {}, {0x5}, {}, {0x2, 0x1}, {0x1}, {0x4, 0x1}, {0x3}, {0x2, 0x1}, {0x2, 0x1}, {0x1, 0x1}, {0x3, 0x1}, {0x5}, {0x3, 0x1}, {0x1, 0x1}, {0x1, 0x1}, {0x2}, {0x1}, {0x5}, {}, {0x5, 0x1}, {0x1}, {0x2, 0x1}, {0x3, 0x1}, {0x1, 0x1}, {}, {0x5}, {0x2}, {}, {}, {0x1}, {0x3, 0x1}, {0x5, 0x1}, {0x1}, {0x1}, {0x4}, {0x3, 0x1}, {0x5, 0x1}, {0x3}, {0x0, 0x1}, {}, {0x0, 0x1}, {0x0, 0x1}, {}, {0x5, 0x1}, {0x4, 0x1}, {0x4, 0x1}, {0x0, 0x1}, {0x1, 0x1}, {0x1}, {0x2}, {0x5, 0x1}, {0x0, 0x1}, {0x3, 0x1}, {0x3}, {0x5, 0x1}, {0x1, 0x1}, {0x4, 0x1}, {}, {0x0, 0x1}, {0x3, 0x1}, {0xdb2736f23ff0a78, 0x1}, {0x4}, {0x5, 0x1}, {0x4}, {0x2, 0x1}, {0x5, 0x1}, {0x2, 0x1}, {0x2, 0x1}, {0x3, 0x1}, {0x0, 0x41a15f5f2246e32a}]}}]}, {0x26, 0x6, "324c6bd7fbf2c9ac055af75ad524cfa464d6febf870e3796d41dfffabba425599600"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x0, 0x3}}}}]}]}, 0x56b4}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r5}}, 0x24}}, 0x0) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f00000002c0)='TIPCv2\x00') r7 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_MEDIA_SET(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)={0x18, r6, 0x1, 0x0, 0x0, {0x17}, [@TIPC_NLA_NODE={0x4}]}, 0x18}}, 0x0) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x168, r6, 0x10, 0x70bd2d, 0x25dfdbfc, {}, [@TIPC_NLA_NODE={0x10, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x8}, @TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_NODE={0x6c, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_ID={0x67, 0x3, "67dba2204cabcdfb654724e1715d37b4e906fdbaba6cf74cfc4c2cd09b871f23221bbcbb6bda30d07f4878416d9c249c5d1025283185677dfc61961063fe1cd00b6c3fa957134e7a403470b00dea34416aa415770e568a9d8bab3b2d06946203462118"}]}, @TIPC_NLA_MON={0x24, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x8}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x2}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x20}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x200}]}, @TIPC_NLA_NET={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x5}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x80000001}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x1f}]}, @TIPC_NLA_MON={0x1c, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x401}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x9}, @TIPC_NLA_MON_REF={0x8, 0x2, 0xa3}]}, @TIPC_NLA_LINK={0x74, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_NAME={0x13, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_PROP={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}]}, @TIPC_NLA_LINK_PROP={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffff8}]}, @TIPC_NLA_LINK_PROP={0x2c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x96}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x80000001}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}]}]}, 0x168}, 0x1, 0x0, 0x0, 0x800}, 0x400c000) sendmsg$BATADV_CMD_SET_HARDIF(r2, 0xffffffffffffffff, 0x20000044) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r8, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$USBDEVFS_DISCSIGNAL(r8, 0x8010550e, &(0x7f0000000280)={0x8, &(0x7f0000000340)="aec6b9f708fd65b81ffdfa73ef2451861124d4f2a266d8ded8c061b1aef81cc926463ca9d689ef38989efcc8cc34424731b429e78c0787639233aad52366b81bfc65c7d668e243bbaa54"}) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 596.874429][T28406] block nbd4: Device being setup by another task [ 596.901937][T28406] block nbd4: shutting down sockets 14:20:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000443000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc0189436) [ 597.000188][T28416] block nbd0: NBD_DISCONNECT [ 597.019450][T28416] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 597.121536][T28422] block nbd4: shutting down sockets 14:20:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) [ 597.164314][T28427] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 597.196257][T28425] block nbd4: Device being setup by another task [ 597.221891][T28425] block nbd4: shutting down sockets [ 597.233779][T28428] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 597.262884][T28428] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 597.310677][T28439] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 14:20:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc020660b) 14:20:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000048000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 597.365994][T28439] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 597.406925][T28439] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 597.492445][T28440] block nbd4: shutting down sockets 14:20:02 executing program 5: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0xfffffffffffffed3, &(0x7f0000000080)=[{&(0x7f0000000040)="2e0200002d000507d25a80648c63940d0624fc601000024009000200051a82c137153e670402098003001700d1bd", 0x33fe0}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001a00)={0x0, 0x0, 0x0}, 0x0) 14:20:02 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x6}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 597.534598][T28442] block nbd4: Device being setup by another task [ 597.534738][T28444] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 597.547186][T28442] block nbd4: shutting down sockets 14:20:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xc0481273) 14:20:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000004c000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 597.734735][T16728] block nbd1: Receive control failed (result -32) [ 597.774689][T28454] block nbd1: Device being setup by another task [ 597.779023][T28416] block nbd0: NBD_DISCONNECT [ 597.840434][T28448] block nbd4: shutting down sockets [ 597.872808][T10101] block nbd1: shutting down sockets [ 597.905765][T28458] block nbd4: Device being setup by another task 14:20:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5501, r3) [ 597.973592][T28458] block nbd4: shutting down sockets 14:20:03 executing program 5: r0 = socket(0x10, 0x3, 0x0) r1 = socket$inet(0x2, 0x3, 0x5) setsockopt$inet_msfilter(r1, 0x0, 0x8, &(0x7f00000000c0)=ANY=[@ANYBLOB='J'], 0x1) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000140)={0x0, @local, @local}, &(0x7f0000000000)=0xc) sendmsg$nl_route_sched(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000001c40)={&(0x7f00000002c0)=@newqdisc={0x3c, 0x24, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_tbf={{0x8, 0x8, 'tbf\x00'}, {0x10, 0x2, [@TCA_TBF_PRATE64={0x7}]}}]}, 0x3c}}, 0x0) 14:20:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000060000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:03 executing program 5: sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0xfffffffffffffdb5}}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB="300000001d00070f000000000000000007000000", @ANYRES32, @ANYBLOB="200000000a0002"], 0x30}}, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) 14:20:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) r3 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)=ANY=[@ANYBLOB="03000000", @ANYRES32=0x0], &(0x7f000095dffc)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000080)={r6}, 0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000180)=ANY=[@ANYRES32=r4, @ANYRESDEC], &(0x7f00000000c0)=0xed) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000340)={r7, @in={{0x2, 0x4e21, @private=0xa010100}}, 0xffff, 0x3}, &(0x7f0000000240)=0x90) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) r8 = socket(0x10, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f0000000140)={0x0, 0x46, &(0x7f00000001c0)={0x0}}, 0x2004c010) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$NBD_SET_SOCK(r3, 0xab00, r8) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900005865000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) set_robust_list(&(0x7f0000000040)={0x0, 0x200, &(0x7f0000000000)}, 0x18) ioctl$NBD_DISCONNECT(r0, 0xab08) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000940)={{{@in6=@remote, @in6=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@ipv4={[], [], @multicast2}}}, &(0x7f0000000780)=0xe8) newfstatat(0xffffffffffffff9c, &(0x7f00000006c0)='./file0\x00', &(0x7f0000000700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x400) r3 = gettid() ptrace$setopts(0x4206, r3, 0x0, 0x0) tkill(r3, 0x40) ptrace$setregs(0xd, r3, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r3, 0x0, 0x0) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setreuid(0x0, r5) r6 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) setfsgid(r7) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000ac0)={&(0x7f0000000100)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000640)=[{&(0x7f0000000180)="4c34ab1618984d9fcc86ef178af035411564016cd0b15284386d31c5d4bd968ad6d793206404823fb065479cf49a38834973e309bbc90d1ec10a2da26241425b8ba664eed4cb1e", 0x47}, {&(0x7f0000000200)="a5a5053e66ab2d7ac42b4e20ce151bf7177e532684b8e61607a39f183a5f842f3a4c8f3e7cc7981cdecd339e1696ce5b6b5e42bfbff71bd0ebf1a4bc219119fd337479ac4863eb673b084db115c6fc4842fc97f4bf2e01c6a07cf3c2360b83907ba03bb7a4dfe5ede4b6006925b4c874f5dd348ce9f8b25b101db0c5c1a33399ae4ddb0d111ab211192ccfe1aea3c172d29cfde18cf0d569a2798b13d6c02e3bf5d0863c0a6b055dd84b733210e3c76f7a5105c9e4dbd8cddfc7476b7b5382027d79e342f0bef0829b79ad9871cbd5cf0514", 0xd2}, {&(0x7f0000000300)="a219f61251546fc5fd0d3f4d3bd97115fb04ee414eb86a45d3e67e756bfbe64ba81ed020d5e68be7a6bdb4a3acad7f4787948392fc7c289ebbd160614eee04f9cb944022957f40f82aa2e8aca3190d5e73e141228083d5dcb44373cc9821cf0dc3f06832789386026bb5ebb944", 0x6d}, {&(0x7f0000000380)="b6ab765c69dc018fa3706607a157cd75b9dc8d6b8acb71d8f1ecb058da1713a38afe0246a72b252e3b58be240ee4b32a34dba1788875c18c0fb565a1d6d2d94c1c80bce17c389f0fcc7ecab628fa42840d79178516b90bae5938fcbc61748f3ea998e491fe3436a3cc924cd60fe269817a154814374493a74176d4173c796c40bab2718537525de125d22b90257cf315c03525b89b2c0e786672c7a0405e0cc932f668770ec2cb4946a3bd6f08c66c759dc8833b202c048c705f89eb83967ef93d32634b3af73774186031d309e477c693bb4099aa95c9c76b41c077eb3e2446", 0xe0}, {&(0x7f0000000480)="acf346d2c53097d4ad8061b097344b7561878506158d1a8a10c1325a525736d471ee42a1a4c475e38d1b86e3eb6c5c0f653035fad45f76160c0de0bd79a333a0b8baab9986f3e8042eac009ccc89a105a6e5bf6585b36a920bb34d617ac350b96eab268b585b6a21c4e49691d067ec6bad8639593129c9b13e30d443a66f74b520d2c7cfd2aaa27af8545533be3f6f396185c16a4127", 0x96}, {&(0x7f0000000540)="12c686496767f9fe14a1694870b56bb24bc96364f316c28e36fd140015bf81796c328d0ec7d24e52887ddbb23ad945639e22ebfc9e9b99e10322998b7882998df544d1d87afba1ceae523de754e0dadbf14c7b5ad10a112b93a6738af71bdeabb64cd435b61656b9474307959c3b46d4048dabc65f0542e701620ccfd270e51087f176ab9c238cc31af1cbd9fb0c8ff60ba87e03712757aa587a2a476279188f3b9acd6b80efef0ce158d3b6a5bfd765fa12da880ee3563538faa3c429db95a748ba5f10adcbc38629bb9b19c826372a2d825a246b2b8332023229f70d462465667577487cde49d58a87c8fda2", 0xed}], 0x6, &(0x7f0000000a40)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, r1, r2}}}, @cred={{0x1c, 0x1, 0x2, {r3, r5, r7}}}], 0x80, 0x40}, 0x4000000) syz_open_dev$ndb(0x0, 0x0, 0x402080) read$rfkill(0xffffffffffffffff, &(0x7f00000000c0), 0x8) [ 598.394190][T28490] block nbd4: server does not support multiple connections per device. 14:20:03 executing program 5: sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0xfffffffffffffdb5}}, 0x0) r0 = socket(0x10, 0x80002, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB="300000001d00070f000000000000000007000000", @ANYRES32, @ANYBLOB="200000000a0002"], 0x30}}, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) 14:20:03 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x7}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 598.471537][T28497] block nbd4: server does not support multiple connections per device. [ 598.512235][T28498] block nbd0: NBD_DISCONNECT [ 598.552707][T28501] block nbd4: server does not support multiple connections per device. 14:20:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000068000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 598.613951][T28486] block nbd4: shutting down sockets [ 598.642566][T28497] block nbd4: server does not support multiple connections per device. [ 598.680364][T28490] block nbd4: server does not support multiple connections per device. [ 598.710965][T28486] block nbd4: shutting down sockets 14:20:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="3c00000010000d0700000000ff03000000000010", @ANYRES32=r2, @ANYBLOB="00000003e60000001c0012000c000100626f6e64"], 0x3c}}, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$packet(0x11, 0x3, 0x300) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB="280000001000250800000000000000000a000000", @ANYRES32=r5, @ANYBLOB="6e1700000000000008000a0010"], 0x28}}, 0x0) 14:20:04 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r0, 0x0, r1, 0x0, 0xa, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$PPPIOCDISCONN(r1, 0x7439) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 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$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) readv(r4, &(0x7f00000017c0), 0x0) ioctl$vim2m_VIDIOC_REQBUFS(r3, 0xc0145608, &(0x7f0000000000)={0x0, 0x1, 0x1}) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 598.945963][T16728] block nbd1: Receive control failed (result -32) [ 598.955701][T28472] block nbd1: shutting down sockets [ 598.963993][T28514] device bond1 entered promiscuous mode [ 598.990811][T16728] block nbd1: Receive control failed (result -32) [ 598.992714][T28551] block nbd0: NBD_DISCONNECT [ 599.001236][T28476] block nbd1: shutting down sockets 14:20:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x5509, r3) 14:20:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x20040) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x200000, 0x0) ioctl$KIOCSOUND(r4, 0x4b2f, 0x2) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000006c000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:04 executing program 5: syz_emit_ethernet(0x82, &(0x7f0000000000)={@broadcast, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x74, 0x0, 0x0, 0x0, 0x1, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @local}, @time_exceeded={0xb, 0x0, 0x0, 0x3, 0x0, 0x0, {0x8, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11, 0x0, @loopback, @remote, {[@rr={0x7, 0x3}, @ssrr={0x89, 0x3}, @timestamp_addr={0x44, 0x3c, 0x0, 0x1, 0x0, [{@loopback=0x7f00002f}, {@multicast1=0xe0000003}, {@initdev={0xac, 0x1e, 0x0, 0x0}}, {@dev}, {@local}, {@private}, {@empty}]}]}}}}}}}, 0x0) 14:20:04 executing program 5: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) getrandom(0x0, 0x0, 0x0) clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() tkill(r0, 0x38) perf_event_open(&(0x7f0000000240)={0x1000000002, 0x70, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) gettid() open(&(0x7f0000001680)='./file0\x00', 0x0, 0x0) remap_file_pages(&(0x7f00001e3000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x9) 14:20:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000074000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 599.185237][T28568] block nbd4: server does not support multiple connections per device. [ 599.214508][T28556] block nbd4: shutting down sockets [ 599.257473][T28575] block nbd4: server does not support multiple connections per device. [ 599.281313][T28556] block nbd4: shutting down sockets 14:20:04 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x8}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r4, 0x0, r5, 0x0, 0xa, 0x0) write$binfmt_elf64(r5, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$CAPI_NCCI_GETUNIT(r5, 0x80044327, &(0x7f0000000000)=0xfffffff9) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090000007a000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 599.517434][T28574] mmap: syz-executor.5 (28574) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. 14:20:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c090400ff7e000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 599.610356][T28592] block nbd4: server does not support multiple connections per device. 14:20:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYBLOB="bf2beb3da3c6dfb55a11980198e148f1a17a734c0229ae6dd28444105ecb328ff3dfb97af5485cc3ec", @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000004c0)=ANY=[@ANYBLOB="2400000024001d0f00000000000000000000000024e539f7620a0a4f27cdb80d358614af824be57078f65f607d5a6d376dc098335cfc", @ANYRES32=r3, @ANYBLOB="00000000f1ffffff00000000"], 0x24}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=ANY=[@ANYBLOB="2400000011001d0f00"/20, @ANYRES32=r3, @ANYBLOB="000091000000000e00000400"], 0x24}}, 0x0) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000007c0)=ANY=[@ANYBLOB="80fc0177a4b19d3ffd6c80f3ce72ee53e8fafd5e1fbcf2e32fe280196892bc939bd5cbbe7da9cac0fc71de40be6c6fb4e99dea6ab7f84ae520100064d37c8fca6faf5ec11008e2b44b07d1c1d88c7ddfe34056e237a3ba95b845b9fcc5cc783b5ec509227a3cf6949ff7b7fab80b370545afc17aa05d2ca32c7a8a877769ade901c05d314e2c11679117fd4d5b6b3420406bd7867cdf0ad5026143b20ad265638bc139cf04beee7ed5c10d0bd7d6add6b52f3af1bb19911d000300000000000000edccf28431c8acb5f121932bdcb1401c4fa2835935000000000000000000000000008bc1c1a7535d2bce5f4bee0896b36f3be8361b2987b68e2fc1cbec13aba3608918ded040693dc09f1c8655abc27ff339ddda1bbb86056e90195fa05a71d07843a3c8f70d4d419f961e938078933a0e74bf8448b714b61f46816c769d8c04fdf32927e22c152790f4e158733948dcfbe78cac4480f558d4a6628658b6ba461acfe7bedbf77f481c8ddced754455ecd377514b6cc6cc8bf1e1c2460e368c8b283ac183c02488d77b8440", @ANYRES16=0x0, @ANYBLOB="040a2bbd7000fbdbdf2514000000080009003f000000080003000008000008001400ffff0000080015000000000008000e0001000000"], 0x3c}, 0x1, 0x0, 0x0, 0x400c001}, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) pipe(&(0x7f00000002c0)={0xffffffffffffffff}) readv(r4, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$VIDIOC_SUBSCRIBE_EVENT(r4, 0x4020565a, &(0x7f0000000440)={0x5, 0x0, 0x1}) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000480)={0x0}, 0x1, 0x0, 0x0, 0x42044}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r5, 0x0, 0x10, &(0x7f00000000c0)={{{@in6, @in6=@ipv4={[], [], @remote}}}, {{@in6=@loopback}, 0x0, @in=@private}}, &(0x7f00000001c0)=0xe8) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:20:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000081000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 599.893414][T16728] block nbd1: Receive control failed (result -32) [ 599.905309][T28606] block nbd0: NBD_DISCONNECT [ 599.920229][T28605] block nbd1: Device being setup by another task [ 599.930009][T28557] block nbd1: shutting down sockets 14:20:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x6364, r3) 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09ffffa888000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09ffffff9e000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:05 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x9}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:05 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xa4, 0xa4, 0x2, [@restrict, @int, @struct={0x0, 0x9, 0x0, 0x4, 0x0, 0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}]}, @int]}}, 0x0, 0xbe}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09fffffff0000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 600.276550][T28580] block nbd4: shutting down sockets 14:20:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x581800) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 600.382796][T28631] block nbd4: shutting down sockets 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0988a8ffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 600.407978][T28631] block nbd4: shutting down sockets 14:20:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r3 = syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000240)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) syz_usb_ep_write$ath9k_ep1(r3, 0x82, 0x1a8, &(0x7f00000002c0)={[{0x36, 0x4e00, "fd209a8692d1ff5837cbe4f6e9f6f13d3102b0621651dc232f644811cf0a5ecde35d40003981ea40d63d53f214366d8530057ddb5036"}, {0x31, 0x4e00, "f354dca2fedbad6d0012d5d9627d4ecb0bbe3f520a9fc1e879639918502a5c1ee3e6d55ed6dbe043823a0d131f5d656782"}, {0xc9, 0x4e00, "af31ec323881d2012cda7bd7032b6979995d245c05ea8917a9aac2c5fff183d52ecf4a4fb582e51e5114c63c3ead3f7a9653233a5ce05408f9944ce0618e5a113af473ff716829f87e06d141750449ac6702207cad0fbb442e74668538cad82642f4177f2b9d27e77743d3df16b57e052c950c2976f3c26abb669f58799941ca62fa7a9b4bb3f69cbd5c03428895540fff1ccc94c2b3bb7cfe617c61eb9a90f70033b1236d94ae9594760f865cbc4acf8a6b0a81b74a472079c196639fd3563a530c9431d22c36f495"}, {0x5d, 0x4e00, "f36f61d485c415a98cecd2b5b389a4b4f23ea1934cceb076c489e53568515252b9fa72ad9ed9fbfe4f2b70f6b39c853f71b6eb6188d93a669f3334f605e96743a83eba441b396944b21a2a23504fdb78c9479145b1d74c16a75fc4fdf5"}]}) r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x4200, 0x24) r5 = openat$md(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/md0\x00', 0x20200, 0x0) ioctl$BLKPG(r2, 0x1269, &(0x7f0000000200)={0x6505, 0x8000, 0xe8, &(0x7f0000000100)="db7734557c78ef3caba6a2df9aa9f4b06a887c4f026cef465acd7ea203dc8fc353f074cadc53244ad853c1ad6fb913c6e7f2a17d4dae9d4d6f8d19485eb3b98202bf136b799f7b3b2a3d80aa884da735db1931747c065141a6a5fe6c8b441736ddcf4973fb364771b1aaa80e15fc1ea3a0b32e79acb40a4256206e200c25e31075fd532b91aa8c30993acf2c68a8b74b237a2aa5256253a0050f1fdc40e088289ab996bdc63d06d6d0baaac1ee9da958423067ccd8185dba9782419e9966665755100931626014a0cb4711a2175bd789ecb4833ca055bef082c445b4aad63b7cd7dc3f7f616e9370"}) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900e0ffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 600.545072][T28604] block nbd0: Device being setup by another task [ 600.567208][T28645] block nbd0: NBD_DISCONNECT [ 600.576769][T28645] block nbd0: Send disconnect failed -111 [ 600.601441][T28598] block nbd0: Disconnected due to user request. [ 600.614022][T28598] block nbd0: shutting down sockets 14:20:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900f0ffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:05 executing program 0: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) waitid(0x0, 0x0, &(0x7f0000001ff0), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 600.783446][T28653] block nbd0: NBD_DISCONNECT [ 600.798766][T28656] __nla_validate_parse: 35 callbacks suppressed [ 600.798780][T28656] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 600.818607][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 600.861568][T16728] block nbd1: Receive control failed (result -32) [ 600.869806][T28611] block nbd1: shutting down sockets [ 600.902164][T28658] block nbd0: NBD_DISCONNECT 14:20:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x8912, r3) 14:20:06 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0xa}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 600.945084][T28661] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:06 executing program 0: ioctl$KVM_GET_NR_MMU_PAGES(0xffffffffffffffff, 0xae45, 0x9) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r0, 0x0, r1, 0x0, 0xa, 0x0) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$KVM_ASSIGN_SET_MSIX_NR(r1, 0x4008ae73, &(0x7f0000000000)={0x600, 0x2}) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x181400) ioctl$NBD_DISCONNECT(r2, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:20:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c097fffffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 601.149946][T28673] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 601.172944][T28675] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 601.279643][T28680] block nbd0: NBD_DISCONNECT [ 601.338378][ T5] usb 5-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 601.362153][ T5] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 601.377653][ T5] usb 5-1: Product: syz [ 601.381862][ T5] usb 5-1: Manufacturer: syz [ 601.386456][ T5] usb 5-1: SerialNumber: syz [ 601.879392][T16728] block nbd1: Receive control failed (result -32) [ 601.885917][T28689] block nbd1: Device being setup by another task [ 601.897073][T28666] block nbd1: shutting down sockets 14:20:08 executing program 5: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) open(&(0x7f00000000c0)='./bus\x00', 0x0, 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x7fffffff, &(0x7f0000000140)) 14:20:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c099effffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:08 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0xb}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x8916, r3) [ 603.427783][T28702] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 603.473207][T28707] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 603.512806][ T6531] usb 5-1: USB disconnect, device number 2 14:20:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x200) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_rose_SIOCDELRT(r2, 0x890c, &(0x7f0000000240)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x955b, @bcast, @netrom={'nr', 0x0}, 0x3, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000002c0)=ANY=[@ANYBLOB="2400000024001d0f0000000000d8dbfa6b4900000000000000", @ANYRES32=r6, @ANYBLOB="00000000f1ffffff00000000f53dfdfa349ba564c10443ac50af5d78aedcd96edc1fd02b95319aabbb185acbc00536045e258a5e46b71da2736dc0"], 0x24}}, 0x0) ioctl$int_in(r3, 0x5421, &(0x7f00000000c0)) splice(r1, 0x0, r2, 0x0, 0xa, 0x4) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$UI_DEV_SETUP(r2, 0x405c5503, &(0x7f0000000000)={{0x1, 0x200, 0x2, 0x8}, 'syz1\x00', 0x4a}) ioctl$NBD_DISCONNECT(r0, 0xab08) 14:20:08 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={0x0, 0x0, 0x75}, 0x20) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000003c0)=""/102400, 0xffffffffffffff3a}], 0x3, 0x0, 0x0, 0x0) tkill(r0, 0x40) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09f0ffffff000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:08 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r4, 0x0, r5, 0x0, 0xa, 0x0) write$binfmt_elf64(r5, &(0x7f0000000000)=ANY=[], 0xfffffd88) execveat(r5, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)=[&(0x7f00000000c0)='\x00', &(0x7f0000000100)='/dev/nbd#\x00'], &(0x7f0000000340)=[&(0x7f0000000180)='\'!*\x02,.\'\x00', &(0x7f00000001c0)='\\[-\x00', &(0x7f0000000200)='<\'&\x00', &(0x7f0000000240)='/dev/nbd#\x00', &(0x7f0000000280)='\\:\x00', &(0x7f00000002c0)='/dev/nbd#\x00', &(0x7f0000000300)='[:\x00'], 0x800) pselect6(0x40, &(0x7f0000000380)={0x8, 0xf0, 0x5, 0x1, 0x0, 0x27, 0xaf4, 0x1000}, &(0x7f00000003c0)={0x2, 0x5d31e73f, 0x2, 0x3, 0x61d, 0x9, 0x6}, &(0x7f0000000400)={0x3ff, 0x3, 0xffffffff80000001, 0x400, 0xff, 0x4, 0x3, 0x1fc00}, &(0x7f0000000440)={0x0, 0x989680}, &(0x7f00000004c0)={&(0x7f0000000480)={[0x3f]}, 0x8}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 603.519189][T28644] block nbd4: shutting down sockets 14:20:08 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0xd}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 603.636406][T28718] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900020000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 603.698529][T28724] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 603.716547][T28733] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 603.795885][T28737] block nbd4: Device being setup by another task [ 603.818985][T28739] block nbd0: NBD_DISCONNECT [ 603.846982][T28743] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900030000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900040000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900050000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900060000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 604.183226][T16728] block nbd1: Receive control failed (result -32) [ 604.192281][T28696] block nbd1: shutting down sockets 14:20:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x8933, r3) 14:20:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900070000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_RAWMIDI_IOCTL_STATUS64(r1, 0xc0385720, &(0x7f0000000000)={0x1}) syz_open_dev$ndb(0x0, 0x0, 0x10200) [ 604.478662][T13987] block nbd4: Receive control failed (result -32) [ 604.487350][T28737] block nbd4: shutting down sockets [ 604.610979][T28775] block nbd0: NBD_DISCONNECT [ 605.210669][T16728] block nbd1: Receive control failed (result -32) [ 605.219428][T28763] block nbd1: shutting down sockets [ 605.408364][T28775] block nbd0: NBD_DISCONNECT 14:20:11 executing program 5: prctl$PR_SET_NAME(0xf, &(0x7f0000000000)='//selinux\x00\x00\x01\x10') openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='fd/3\x00') unlinkat(r0, &(0x7f00000001c0)='./file0\x00', 0x0) 14:20:11 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0xe}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900080000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x4c0042) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r6 = socket(0x10, 0x803, 0x0) sendmsg$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(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000100280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) fcntl$dupfd(r3, 0x0, r4) 14:20:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0x8953, r3) 14:20:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x10, 0x6, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000140)='/dev/dlm-control\x00', 0x103000, 0x0) ioctl$KVM_GET_FPU(r2, 0x81a0ae8c, &(0x7f0000000540)) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="480000001ed0511d8599e167f0239ca3b681609fedec6cfcd52c0ee821757933ebbba3680c89391d0ea33c4fcf8ef25337ea3235bf3a2e2de12d3c9cd8df19c5c3260542a22ea5fb8902e5dce1c8ee135660b09ba38a4da7c3c01837a641959f266862afcf3a04cca994f496783109ba4910b1678945239e0120c3399b28547cf0edf9169d9d135ba2e744a6574110005a705e74fc167cf5e64427b4017a492b17b07064bb7ea02be824b20a62a317ed82ac0db6ae30098c8f", @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f00000000c0)={0x5c, 0x0, &(0x7f00000002c0)=[@release={0x40046306, 0x1}, @decrefs={0x40046307, 0x1}, @transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x50, 0x18, &(0x7f0000000240)={@fd, @fd={0x66642a85, 0x0, r3}, @fda={0x66646185, 0x9, 0x2, 0x34}}, &(0x7f0000000040)={0x0, 0x18, 0x30}}}, @exit_looper, @exit_looper], 0xda, 0x0, &(0x7f0000000340)="d57e237ce13b8a93f849ae513421314770b7f659523a99b3402ae565df9c987427e5c16fab08582447ddb5dc7b19e7d3944b7f006e81b500fdfdd27571d373bc44d93027633af676e535f59898f0e9dc93661897e72a694e38634830f5933f193bbd809851b8e2216357f682cb86b754f47d76ed91296bc47a06d1ff0d6b32b46a72125a02afdadaab719759a4bfaf789dbaeca5ed1136da9b7ae3fcaf11033f1ae7facd6206a6c148c3fe09d15d71f0553711fd751e6a9dbc563e5902d42c0f6cecfa05e11796400441d3822529069baf85b55b2b1e24e31925"}) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000000)=0x7ff, 0x8) [ 606.639682][T28790] __nla_validate_parse: 10 callbacks suppressed [ 606.639694][T28790] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 606.658795][T28789] block nbd0: NBD_DISCONNECT [ 606.690043][T28789] block nbd0: NBD_DISCONNECT 14:20:12 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) openat$mice(0xffffffffffffff9c, &(0x7f0000000100)='/dev/input/mice\x00', 0x30002) r0 = syz_open_dev$ndb(&(0x7f0000000140)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x1) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$video4linux(&(0x7f0000000000)='/dev/v4l-subdev#\x00', 0x4, 0x200) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ubi_ctrl\x00', 0x880, 0x0) ioctl$NBD_DISCONNECT(r3, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 606.730191][T28802] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:12 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) [ 606.777593][T28803] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 14:20:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900090000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 606.914794][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 606.940725][T28823] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 606.979651][T28824] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000a0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 607.089858][T28827] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 607.127660][T28829] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:12 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0xf}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 607.264599][T28832] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 607.291487][T28834] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000e0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 607.413734][T16728] block nbd1: Receive control failed (result -32) [ 607.422132][T28788] block nbd1: shutting down sockets [ 607.437635][T13987] block nbd4: Receive control failed (result -32) [ 607.450863][T28792] block nbd4: shutting down sockets [ 607.470441][T28788] block nbd1: Could not allocate knbd recv work queue. [ 607.517413][T28838] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 607.537199][T28788] block nbd1: shutting down sockets [ 607.584891][ T1537] block nbd0: Receive control failed (result -32) [ 607.593847][T28807] block nbd0: shutting down sockets 14:20:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab01, r3) 14:20:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r3, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) ioctl$HIDIOCGSTRING(r3, 0x81044804, &(0x7f0000000100)={0x51, "c1ad9926c4402002f3390408c8ed7bc49214135fdfb806063d5f4992a61eb41bf768f3fe1508de0b5c4a8d651a8e5f049df6995aea4e246f009e2b5a28a35803680774b395b9c65dbe62c09d8c453e0b61"}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$DRM_IOCTL_RM_MAP(0xffffffffffffffff, 0x4028641b, &(0x7f0000000000)={&(0x7f0000ffa000/0x4000)=nil, 0x100000001, 0x5, 0xd3, &(0x7f0000ffc000/0x4000)=nil, 0x20}) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000f0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x42c00) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 607.829868][T28858] block nbd0: NBD_DISCONNECT [ 607.862237][T28858] block nbd0: NBD_DISCONNECT [ 607.874617][T28862] block nbd4: Device being setup by another task 14:20:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900100000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x610042) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) fcntl$addseals(0xffffffffffffffff, 0x409, 0x6) [ 608.571217][ T1537] block nbd1: Receive control failed (result -32) [ 608.577809][T13987] block nbd4: Receive control failed (result -32) [ 608.586435][T28862] block nbd4: shutting down sockets [ 608.587435][T28878] block nbd1: Device being setup by another task [ 608.607469][T28850] block nbd1: shutting down sockets [ 608.623928][T28879] block nbd4: Device being setup by another task [ 608.677609][T13987] block nbd4: Receive control failed (result -32) [ 608.715140][T10110] block nbd4: shutting down sockets 14:20:15 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x800, 0x118) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x40) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r3 = socket(0x10, 0x803, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DISCONNECT(r4, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900280000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:15 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x10}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:15 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab02, r3) 14:20:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2bb9ee6d786bd9eb, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) 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) ioctl$NBD_SET_SOCK(r4, 0xab00, r6) 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900480000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 609.975626][T28906] block nbd0: Unsupported socket: shutdown callout must be supported. [ 609.991382][T28907] block nbd4: Device being setup by another task 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09004c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 610.051509][T28907] block nbd4: Unsupported socket: shutdown callout must be supported. [ 610.064608][T28906] block nbd0: Device being setup by another task [ 610.081220][T28906] block nbd0: NBD_DISCONNECT 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900600000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900680000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09006c0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:15 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x11}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 610.688742][ T1537] block nbd0: Disconnected due to user request. [ 610.697869][T13987] block nbd4: Receive control failed (result -32) [ 610.704600][T16728] block nbd1: Receive control failed (result -32) [ 610.723097][T28934] block nbd0: Unsupported socket: shutdown callout must be supported. [ 610.733554][T28932] block nbd4: Device being setup by another task [ 610.742965][T28933] block nbd1: Device being setup by another task [ 610.786362][T28932] block nbd4: shutting down sockets [ 610.797696][T28933] block nbd1: shutting down sockets [ 610.854742][T28886] block nbd0: shutting down sockets 14:20:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900740000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x404080) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x5) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab03, r3) [ 611.859677][T16728] block nbd1: Receive control failed (result -32) [ 611.862140][T28959] block nbd1: Device being setup by another task [ 611.887308][T13987] block nbd4: Receive control failed (result -32) [ 611.894604][T28942] block nbd1: shutting down sockets [ 611.901042][T28947] block nbd4: shutting down sockets [ 611.975287][T13987] block nbd4: Receive control failed (result -32) [ 612.031927][T10110] block nbd4: shutting down sockets 14:20:18 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09007a0000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0xc7426624c04295e5, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r6}}, 0x24}}, 0x0) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140)='l2tp\x00') sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000380)={&(0x7f0000000240)={0x3c, r7, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_SESSION_ID={0x8}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_UDP_DPORT={0x6}, @L2TP_ATTR_FD={0x8}]}, 0x3c}}, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:20:18 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x12}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab04, r3) 14:20:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$SIOCNRDECOBS(r2, 0x89e2) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) ioctl$DRM_IOCTL_MODE_LIST_LESSEES(0xffffffffffffffff, 0xc01064c7, &(0x7f0000001400)={0x5, 0x0, &(0x7f00000013c0)=[0x0, 0x0, 0x0, 0x0, 0x0]}) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x7, 0x4, 0x8, 0xf1a}, 0x2c) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000001440)={&(0x7f0000001380)=[0x1, 0x800, 0x8000, 0x20, 0x6, 0x2, 0x908, 0x400, 0x401, 0x2], 0xa, 0x0, r4, r5}) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r3, 0xc00464c9, &(0x7f00000000c0)={r4}) r6 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) [ 613.014026][T28971] block nbd0: NBD_DISCONNECT [ 613.034733][T28975] __nla_validate_parse: 17 callbacks suppressed [ 613.034747][T28975] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 613.065575][T28973] QAT: Invalid ioctl [ 613.074147][T28979] block nbd1: shutting down sockets [ 613.081231][T28971] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 613.103383][T28973] block nbd4: server does not support multiple connections per device. 14:20:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab05, r3) [ 613.133063][T28967] block nbd4: shutting down sockets [ 613.178822][T28989] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 613.215467][T28973] QAT: Invalid ioctl [ 613.220385][T28967] block nbd4: shutting down sockets [ 613.243035][T28986] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900f00000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0xa, 0x0) write$binfmt_elf64(r2, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$RTC_WIE_OFF(r2, 0x7010) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=@newqdisc={0x24, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0xfff1, 0xffff}}}, 0x24}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r8}}, 0x24}}, 0x0) sendmsg$ETHTOOL_MSG_COALESCE_GET(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@HEADER={0x24, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x24000084) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) [ 613.318905][T28971] block nbd0: NBD_DISCONNECT [ 613.325129][T28989] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 613.422339][T28971] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 613.451134][T29005] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:18 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) r6 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r6, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) 14:20:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000300000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 613.553554][T29016] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 14:20:18 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x1d}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 613.674058][T29022] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 613.706230][T29022] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 613.743777][T29032] block nbd0: Device being setup by another task [ 613.797673][T29032] block nbd0: Device being setup by another task [ 613.824634][T29032] block nbd0: NBD_DISCONNECT [ 614.055239][T13987] block nbd1: Receive control failed (result -32) [ 614.078654][T28993] block nbd1: shutting down sockets [ 614.441612][T16728] block nbd0: Disconnected due to user request. [ 614.477630][T29043] block nbd0: Device being setup by another task [ 614.488539][T29032] block nbd0: Device being setup by another task [ 614.502125][T29046] block nbd0: NBD_DISCONNECT [ 614.508062][T16728] block nbd0: Disconnected due to user request. 14:20:21 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900430400000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab06, r3) 14:20:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r4 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x0, 0x8c0c0) ioctl$DRM_IOCTL_MODE_CURSOR2(r4, 0xc02464bb, &(0x7f00000000c0)={0x1, 0x4, 0x80000001, 0x6, 0x9f, 0x3, 0x8, 0x1, 0x1ff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$KDMKTONE(r4, 0x4b30, 0x0) 14:20:21 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x14d}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r2 = socket$inet6(0xa, 0x800000000000002, 0x0) close(r2) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x10, &(0x7f0000000080)={r4}, 0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f00000000c0)={r4, 0x2}, &(0x7f0000000100)=0x8) ioctl$NBD_DISCONNECT(r0, 0xab08) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x10001, 0x0) r6 = syz_open_dev$vcsu(&(0x7f0000000140)='/dev/vcsu#\x00', 0x3, 0x8000) setsockopt$inet_tcp_TCP_ULP(r6, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) ioctl$vim2m_VIDIOC_STREAMON(r5, 0x40045612, &(0x7f0000000040)=0x1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000280)=0x14, 0x4) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$VIDIOC_G_PRIORITY(0xffffffffffffffff, 0x80045643, 0x0) [ 616.104687][T29056] sctp: [Deprecated]: syz-executor.0 (pid 29056) Use of struct sctp_assoc_value in delayed_ack socket option. [ 616.104687][T29056] Use struct sctp_sack_info instead 14:20:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000500000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 616.158073][T29058] block nbd4: server does not support multiple connections per device. [ 616.192502][T29063] block nbd0: NBD_DISCONNECT [ 616.263921][T29052] block nbd4: shutting down sockets [ 616.287629][T29063] block nbd0: NBD_DISCONNECT 14:20:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) pipe(&(0x7f0000000100)={0xffffffffffffffff}) readv(r1, &(0x7f00000017c0)=[{&(0x7f0000001800)=""/4096, 0x1000}], 0x1) write$tun(r1, &(0x7f0000000000)={@void, @void, @ipx={0xffff, 0x52, 0x81, 0x4, {@random=0xd41, @broadcast, 0xaf}, {@broadcast, @random="76a8aff0d141", 0x1}, "1aedb2afb26521677b8cf4a658eee5c790a995872c17bc898fb7bf5d7ab8a3b2a8b9172637020013160883b5660b0a7285ac165d"}}, 0x52) syz_open_dev$ndb(0x0, 0x0, 0x0) [ 616.330813][T13987] block nbd4: Receive control failed (result -32) [ 616.339826][T29052] block nbd4: shutting down sockets 14:20:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000600000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) read(r2, &(0x7f00000000c0)=""/167, 0xa7) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$SIOCPNADDRESOURCE(r5, 0x89e0, &(0x7f0000000000)=0xfffffffe) ioctl$NBD_DO_IT(r3, 0xab03) [ 616.401258][T29076] block nbd0: NBD_DISCONNECT 14:20:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000700000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000900000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 616.643734][T29087] block nbd4: server does not support multiple connections per device. [ 616.867648][T16728] block nbd1: Receive control failed (result -32) [ 616.877142][T29054] block nbd1: shutting down sockets [ 616.919760][T16728] block nbd1: Receive control failed (result -32) [ 616.930002][T29054] block nbd1: shutting down sockets [ 617.202844][T29076] block nbd0: NBD_DISCONNECT [ 617.351923][T29081] block nbd4: shutting down sockets [ 617.422812][T29081] block nbd4: shutting down sockets 14:20:24 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x29a}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:24 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:24 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab07, r3) 14:20:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000a00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000000), &(0x7f00000000c0)=0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) 14:20:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ocfs2_control\x00', 0x2, 0x0) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f00000000c0)='l2tp\x00') sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='U\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="000828bd7000fbdbdf250700000008000c000300000008001800e000000205000700030000000800110000000000060001000b000000050014001f000000050021000000000008000b00010000000500060001000000"], 0x5c}, 0x1, 0x0, 0x0, 0x80}, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, r3, 0x10, 0x70bd27, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x80}, 0x20040000) [ 619.204467][T29113] block nbd4: server does not support multiple connections per device. [ 619.213751][T29115] block nbd0: NBD_DISCONNECT [ 619.216175][T29111] __nla_validate_parse: 7 callbacks suppressed [ 619.216187][T29111] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.246979][T29107] block nbd4: shutting down sockets [ 619.249751][T29115] block nbd0: NBD_DISCONNECT 14:20:24 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$cont(0x7, r0, 0x0, 0x0) [ 619.304141][T29113] block nbd4: Device being setup by another task [ 619.312207][T29123] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.350400][T29120] block nbd4: Could not allocate knbd recv work queue. [ 619.386042][T29120] block nbd4: shutting down sockets 14:20:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0xa0000) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock\x00', 0x200400, 0x0) ioctl$FS_IOC_FIEMAP(r1, 0xc020660b, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"/381]) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r2, 0x0, r3, 0x0, 0xa, 0x0) write$binfmt_elf64(r3, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r3, 0x402c5342, &(0x7f0000000140)={0x2, 0xffff10f8, 0x7a0, {0x2, 0x4}, 0x7}) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) getsockopt$CAN_RAW_LOOPBACK(r4, 0x65, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 14:20:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000c00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$kcm_KCM_RECV_DISABLE(r4, 0x119, 0x1, &(0x7f0000000000)=0x61f6, 0x4) [ 619.572515][T29138] block nbd0: NBD_DISCONNECT [ 619.600114][T29140] block nbd4: server does not support multiple connections per device. [ 619.610024][T29139] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.610245][T29136] block nbd4: shutting down sockets [ 619.652822][T29140] block nbd4: server does not support multiple connections per device. [ 619.671690][T29142] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.707799][T29136] block nbd4: shutting down sockets 14:20:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000015) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, &(0x7f0000000000)={@rand_addr, 0x0}, &(0x7f00000000c0)=0x14) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) bind$xdp(r4, &(0x7f0000000100)={0x2c, 0x0, r5, 0x1f, r6}, 0x10) 14:20:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000e00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:25 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x300}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) [ 619.853056][T29151] block nbd4: server does not support multiple connections per device. [ 619.862479][T29150] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.867501][T29148] block nbd4: shutting down sockets [ 619.902060][T29154] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 619.929827][T29151] block nbd4: server does not support multiple connections per device. 14:20:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900000f00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 619.967229][T29148] block nbd4: shutting down sockets [ 619.980235][T16728] block nbd1: Receive control failed (result -104) [ 619.988326][T29157] block nbd1: Device being setup by another task 14:20:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab08, r3) 14:20:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x109000, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) [ 620.048948][T29161] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 620.067038][T29162] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 14:20:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09003f0f00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 620.157983][T29163] block nbd4: shutting down sockets [ 620.194988][T29169] block nbd1: Device being setup by another task [ 620.209778][T29170] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 620.222265][T29169] block nbd1: NBD_DISCONNECT 14:20:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer\x00', 0x4000, 0x0) ioctl$TCSETSF2(r6, 0x402c542d, &(0x7f0000000140)={0x7fffffff, 0x9, 0xfffffff8, 0x100, 0xa3, "800a1e461257b13fdf9a1c787bf82777749a0f", 0xb369, 0x9}) open(&(0x7f0000000000)='./file0\x00', 0x141000, 0x111) splice(r3, 0x0, r5, 0x0, 0xa, 0x0) statx(r4, &(0x7f0000001880)='./file0\x00', 0x0, 0x10, &(0x7f00000018c0)={0x0, 0x0, 0x0, 0x0, 0x0}) syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f00000001c0)='./file0\x00', 0x8, 0x9, &(0x7f0000001780)=[{&(0x7f0000000200)="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", 0x1000, 0x4}, {&(0x7f0000001200)="13e6d1911879cec081a7cc3917da855052196d1866bfc892845f9cdf12a10e", 0x1f}, {&(0x7f0000001240)="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", 0xfc, 0x100000001}, {&(0x7f0000001340)="523db5764e32a6f1270feb17de1f1c516a6653a099a34ae770d64694c82dfa74b7761f98b3ca7ebb06f0f1861f8e03a4ff3e13173315d7ee9787d2d547dbcbb86a40b70b23f882450cd39a71af3abdd597d4a26ad2c6045bbaec1619807c9531381b5b78cfe9ae124606e0cf5b2a6f0e6e16163aefc3dad18e90dae10ae0a76bfa27721fe8447b194d5b1236708162635d96d18d5f", 0x95, 0x1}, {&(0x7f0000001400)="3d4c7d8705620d7fdbf50cb2b0440b9c3754d80b3b2a655c7b62845ac4b22662df39ada60373105026691177cf7367c081b77adf76b21482a2cdbbf2250b4ddf61ce5113930c8ee1b97a33ab93857c8f01ae1fb78419ee26f307aa0925b46706744e212ffe386b5b0428d74861234c813642e2f3f8ba0c16f23f270ff45c2a1bd624050d3ed714350dfafe36eec0a8019034b9e98f3fab999b10d47fbfb108c75b3cbcd9c4646a4c82ef555650655aa778aacb0c4e7eb1825ea40c08494a196b5128750d18935b54eafb8c25d69431cd85953b5f922dfd371136de3fda70a5a462d5e8ad7a8d126fcb23da", 0xeb, 0xf9b3}, {&(0x7f0000001500)="bfeba524eec619a2bad29631e98e246381189ff98ea081a7e949c2661f7ca554d67979dfe67ef37cea051efe30a34ff6dc0d1d1a7fea70e26d9fcca450daab804709eebae23a2f4e1f37e85ce6e3fe93ff277162414ddb087a09a42db1fe62837254b1263dc4ee310e5cfb810df2cba6bfd9a2012b6dc1cace90c64f5be9261c998dce39d2fe171a2d2321c230f7fd62c86e16b723f3926bd43c34d67099ede1a7e83bc95cb551f45155f241", 0xac, 0x1}, {&(0x7f00000015c0)="3e267561fc8c3ea271329e515d0b327011542d61eb189e3ccae880829db1577486b4f720276a36bcbb8fc9adb136a63b5ad2d3b99fc22b413c0c5bf745f77cf31727cfc5faffa9486214fcc5aea2e95d63aaac4760b66bb018d5be16d3a54131b1f88838c8dd78a82d058cf8f729867459e5a5ba01237f7afb817af5743e858bc0e6c64e4ea75a138c1446de3fb9b7deacab59cb7bc3140bc6cbc3fa93c5c2233c15f571a0cf829b45f2b7705e59dbf2671c71850af3b75521b4b6606f034e4abdd9ed09face", 0xc6, 0x6}, {&(0x7f00000016c0)="023b3b275bef20e72daeca73f55f5c366dbff6e0b1a1717fdaafda9ca2a6a911e56b3bd1aa49ffe04b350a86e904a67cc3", 0x31, 0x401}, {&(0x7f0000001700)="0311f8990dcfabe2fb70474b29c903018dc3a131d7bcb90f5b475ab550ae6c4ee01fbee13b8fb4a4969b96a8534a43405bc2c8cea0c2e744a13a91c09362a05360fb269b9aa2df938cc896e781cdc25ae6043b", 0x53, 0x6}], 0x101000, &(0x7f00000019c0)={[{@dots='dots'}, {@dots='dots'}, {@fat=@debug='debug'}, {@fat=@codepage={'codepage', 0x3d, '874'}}, {@nodots='nodots'}, {@dots='dots'}, {@dots='dots'}, {@dots='dots'}], [{@fsname={'fsname', 0x3d, ')'}}, {@smackfsroot={'smackfsroot', 0x3d, '/dev/nbd#\x00'}}, {@fsuuid={'fsuuid', 0x3d, {[0x66, 0x1b, 0x32, 0x32, 0x66, 0x33, 0x33, 0x33], 0x2d, [0x38, 0x64, 0x36, 0x80], 0x2d, [0x61, 0x66, 0x62, 0x61], 0x2d, [0x63, 0x39, 0x63, 0x38], 0x2d, [0x33, 0x61, 0x33, 0x38, 0x65, 0x61, 0x63, 0x1bb0c54e12748c09]}}}, {@smackfstransmute={'smackfstransmute', 0x3d, '*'}}, {@euid_gt={'euid>', r7}}]}) write$binfmt_elf64(r5, &(0x7f0000000000)=ANY=[], 0xfffffd88) ioctl$KVM_CREATE_IRQCHIP(r5, 0xae60) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r8) [ 620.239543][T29164] block nbd4: Device being setup by another task [ 620.250787][T29164] block nbd4: shutting down sockets [ 620.253072][T29169] block nbd1: Send disconnect failed -32 [ 620.276239][T29172] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 620.600684][T29185] block nbd4: Device being setup by another task [ 621.174562][T29176] block nbd4: shutting down sockets 14:20:27 executing program 5: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000140)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, 0x0, 0x26}, 0x20) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000040)}, {&(0x7f0000000000)="0832f497d38350418e4bb321019511dc5df26e9a0b90cb6974f527cc14538d1efb1ffe03284f6d33265be9c604c893f20e96beeb2aa4c457ac37a3a3f1ce8682500fcecd80", 0x45}], 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x33) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r1, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ptrace$cont(0x7, r0, 0x0, 0x0) 14:20:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) socket$phonet_pipe(0x23, 0x5, 0x2) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f00000004c0)={0x0, 0x8}, &(0x7f0000000500)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000540)={r3, 0x101, 0x5, "b01e885170"}, 0xd) syz_mount_image$f2fs(&(0x7f0000000600)='f2fs\x00', &(0x7f0000000640)='./file0\x00', 0x5, 0x1, &(0x7f00000006c0)=[{&(0x7f0000000680)="070509e44bd3c2c689abf17603ca98e84f55f0", 0x13, 0x9}], 0x840c80, &(0x7f0000000700)={[{@noextent_cache='noextent_cache'}, {@usrquota={'usrquota', 0x3d, '/dev/nbd#\x00'}}, {@disable_ext_identify='disable_ext_identify'}], [{@permit_directio='permit_directio'}, {@func={'func', 0x3d, 'FILE_MMAP'}}]}) syz_open_dev$ndb(0x0, 0x0, 0x0) r4 = socket$nl_crypto(0x10, 0x3, 0x15) getsockopt$IP_SET_OP_VERSION(r4, 0x1, 0x53, &(0x7f0000000580), &(0x7f00000005c0)=0x8) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000001c0)={{{@in6=@ipv4={[], [], @dev}, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in=@initdev}}, &(0x7f00000002c0)=0xe8) sendmsg$netlink(r4, &(0x7f0000000480)={&(0x7f0000000000)=@kern={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000440)=[{&(0x7f0000000040)={0x20, 0x36, 0xc531a5393a0362fd, 0x70bd26, 0x25dfdbff, "", [@nested={0x10, 0x25, 0x0, 0x1, [@typed={0xc, 0x43, 0x0, 0x0, @u64=0x1}]}]}, 0x20}, {&(0x7f00000000c0)={0xfc, 0x3a, 0x0, 0x70bd2c, 0x25dfdbfb, "", [@generic="dca3f5cf684669fd98e90205ce2d8a99e44133b9697b3e186e0855ca49089832d713efbd2e08820a6fbf1aa4ebff9014d94969663865fe02582bd624194a957d785bd8b9151b244debfb48dd8087b6c804ccc4d86eb73c05318d52e10bf36da86fe7e8f8b37a9b3e6ad897c09ab6d16f73c27d512895efa854c44b5ca48a455d1b62eb58699b941c9f98f7ba4255c5a8c8a8f7cf1058a0043f3f5c56d22a418dd978df34933b697ff4c5bf0ed92fd7207adbc5c0614cc3614e7cd1c5ae0d80844b0a60d2ba0b801f35790061736efbf7c28c64c6afdddd5dae41df4e86", @typed={0x6, 0x81, 0x0, 0x0, @str='}\x00'}, @generic="ea412a2526"]}, 0xfc}, {&(0x7f0000000300)={0x138, 0x3c, 0x200, 0x70bd28, 0x25dfdbfb, "", [@nested={0xe7, 0x58, 0x0, 0x1, [@generic="d056446dee7bcd3806cfcad3290595b5ed4be513b69d6c440367d5a60e0430762b959ad4ae404465c74c7414be484349e70780d1644053dec8c1e94fac96035abdef0c0c055a1c498311770373c5f647420630406bedd640c4fa58a89df1534e7e5905044d72f3a01c62d9c3aa6ea20d4d7617edd83a96850faec5ae4b75", @typed={0x8, 0x1a, 0x0, 0x0, @uid=r5}, @generic="370bfc3ddc467b42a155be6957bbf9d7e0b9150d31c1162ac058084ac944182ab5120177bba4c03b84501f096417228c4a015a56f131c270afb214e2e1b03a7cc4a5e139d0279f32858fb26ba15cd179ed7f0888d3bf772a1523c02710"]}, @typed={0xc, 0x63, 0x0, 0x0, @u64=0xd0}, @generic="941cf64d8f8cc607cfe3126b6bd8c07669d2c3e6ec0ecb877cf6029ff33483482a51b7b417ac90510418ba6646220c525a"]}, 0x138}], 0x3}, 0x8020) 14:20:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900002000000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:27 executing program 2: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x0, 0x0) ioctl$CAPI_REGISTER(r0, 0x400c4301, &(0x7f0000000140)={0x0, 0x0, 0x69c4}) pipe(&(0x7f0000000100)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) epoll_create1(0x0) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x500}, 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa\x00', 0x0, 0x0) dup2(r3, r0) 14:20:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x402, 0x0) ioctl$EVIOCSKEYCODE_V2(r3, 0x40284504, &(0x7f00000000c0)={0x6, 0x3, 0x7f, 0x401, "88f0ea31e7e8cf56fa866e53d4385cfb1710e52011515a9f6f9f67e43ac5bc36"}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) r5 = syz_open_dev$video(&(0x7f0000000100)='/dev/video#\x00', 0x7f, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket$netlink(0x10, 0x3, 0x0) r9 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r9, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r8, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r10, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=ANY=[@ANYBLOB="2400000006001d0f00"/20, @ANYRES32=r10, @ANYBLOB="00000000f1ffffff00000000"], 0x24}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=@newqdisc={0x24, 0x11, 0xf1d, 0x70bd2b, 0x0, {0x0, 0x0, 0x0, r10}}, 0x24}}, 0x0) poll(&(0x7f0000000140)=[{r0, 0x8000}, {r5, 0x100}, {r0, 0xa081}, {r6, 0x6041}, {r0, 0xe024}], 0x5, 0x8fe) ioctl$NBD_DO_IT(r2, 0xab03) 14:20:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c0900002800000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) [ 622.645429][T29203] block nbd0: NBD_DISCONNECT [ 622.711195][T29215] block nbd4: server does not support multiple connections per device. [ 622.747873][T29195] block nbd4: shutting down sockets [ 622.749514][T29203] block nbd0: NBD_DISCONNECT [ 622.782074][T29195] block nbd4: shutting down sockets 14:20:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000001c0)="24000000210007041dfffd946f610500020000e8fe0208010001080008000a000400ff7e280000001100ffffba16a0aa1c09000f3f00000012000000000000eff24d8238cfa47e23f7efbf54", 0x4c}], 0x1}, 0x0) 14:20:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r9, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000240)=ANY=[@ANYBLOB="2400000024001d0f00000000ffff000000000000", @ANYRES32=r9, @ANYBLOB="00000000f1ffffff00000000"], 0x24}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000300)=ANY=[@ANYBLOB="2400000011001d0f00"/20, @ANYRES32=r9, @ANYBLOB="00000000000000b0e30a2b5b"], 0x24}}, 0x0) sendmsg$can_j1939(r4, &(0x7f0000000180)={&(0x7f0000000000)={0x1d, r9, 0x3, {0x0, 0xf0, 0x1}}, 0x18, &(0x7f0000000140)={&(0x7f00000000c0)="34f642918467369833ce618147e0abcb4bfbc679b52bdfae150afa08e3e03b212d8f6b173b80b13e63a32f45e90cb95d69f2866de85d1295db12d57ec55129e4974d14b4a0658d6194e0ef583ff7d5565bba78", 0x53}, 0x1, 0x0, 0x0, 0x4040014}, 0x2010) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 623.031286][T29229] block nbd4: server does not support multiple connections per device. [ 623.055299][T29228] block nbd4: shutting down sockets [ 623.138583][T29228] block nbd4: shutting down sockets [ 626.747447][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 649.793636][ T2444] block nbd1: Possible stuck request 000000001a15b8b1: control (read@0,1024B). Runtime 30 seconds [ 649.804732][ T2444] block nbd1: Possible stuck request 000000001bd16274: control (read@1024,1024B). Runtime 30 seconds [ 649.823328][ T2444] block nbd1: Possible stuck request 000000007ac77f3e: control (read@2048,1024B). Runtime 30 seconds [ 649.834416][ T2444] block nbd1: Possible stuck request 00000000ab83f99c: control (read@3072,1024B). Runtime 30 seconds [ 667.702732][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 679.861116][ T2444] block nbd1: Possible stuck request 000000001a15b8b1: control (read@0,1024B). Runtime 60 seconds [ 679.871848][ T2444] block nbd1: Possible stuck request 000000001bd16274: control (read@1024,1024B). Runtime 60 seconds [ 679.883065][ T2444] block nbd1: Possible stuck request 000000007ac77f3e: control (read@2048,1024B). Runtime 60 seconds [ 679.894163][ T2444] block nbd1: Possible stuck request 00000000ab83f99c: control (read@3072,1024B). Runtime 60 seconds [ 709.938636][ T2444] block nbd1: Possible stuck request 000000001a15b8b1: control (read@0,1024B). Runtime 90 seconds [ 709.949569][ T2444] block nbd1: Possible stuck request 000000001bd16274: control (read@1024,1024B). Runtime 90 seconds [ 709.962848][ T2444] block nbd1: Possible stuck request 000000007ac77f3e: control (read@2048,1024B). Runtime 90 seconds [ 709.973889][ T2444] block nbd1: Possible stuck request 00000000ab83f99c: control (read@3072,1024B). Runtime 90 seconds [ 727.219213][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 729.785490][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 740.016505][ T2444] block nbd1: Possible stuck request 000000001a15b8b1: control (read@0,1024B). Runtime 120 seconds [ 740.027556][ T2444] block nbd1: Possible stuck request 000000001bd16274: control (read@1024,1024B). Runtime 120 seconds [ 740.040921][ T2444] block nbd1: Possible stuck request 000000007ac77f3e: control (read@2048,1024B). Runtime 120 seconds [ 740.052029][ T2444] block nbd1: Possible stuck request 00000000ab83f99c: control (read@3072,1024B). Runtime 120 seconds [ 747.698075][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 748.983978][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 750.897764][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 768.176043][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 770.094390][ T2444] block nbd1: Possible stuck request 000000001a15b8b1: control (read@0,1024B). Runtime 150 seconds [ 770.105202][ T2444] block nbd1: Possible stuck request 000000001bd16274: control (read@1024,1024B). Runtime 150 seconds [ 770.118086][ T2444] block nbd1: Possible stuck request 000000007ac77f3e: control (read@2048,1024B). Runtime 150 seconds [ 770.129284][ T2444] block nbd1: Possible stuck request 00000000ab83f99c: control (read@3072,1024B). Runtime 150 seconds