r(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r2, r2, 0x1) [ 290.863691] dccp_invalid_packet: P.type (RESPONSE) not Data || [Data]Ack, while P.X == 0 [ 290.897315] block nbd0: Device being setup by another task [ 290.905774] block nbd0: Device being setup by another task 09:04:38 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0xff00, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:38 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240), 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:38 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4c00000000000000) [ 290.978576] block nbd0: shutting down sockets 09:04:38 executing program 6: r0 = socket$inet(0x2, 0x6000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @remote}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x20000802, &(0x7f0000000080)={0x2, 0x404e23, @remote}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000280)='tunl0\x00', 0x10) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [{0x20, ':security('}, {0x20, '\'#cpusetvboxnet0'}, {0x20, '/dev/vcsa#\x00'}], 0xa, "4c49be270d285e4a1d14ec1f9ae55563512d6ba39f2b34a7a5d93204fd97f6daf56363398c3c7d7b3a53a2db73d0f024ebbd14de60e134fb0f5b64e20a"}, 0x70) write(r0, &(0x7f0000000900)="89", 0x1) r2 = dup2(r0, r1) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f00000002c0)='tls\x00', 0x1) sendto$inet(r0, &(0x7f00000003c0), 0xfffffdef, 0x0, &(0x7f00000001c0)={0x2, 0x0, @rand_addr, [0x2000000]}, 0x10) syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x0, 0x0) getrandom(&(0x7f0000000200)=""/35, 0x23, 0x3) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x10000, 0x10, r0, 0x0) 09:04:38 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc020660b, 0xffffffffffffffff) 09:04:38 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4c000000) 09:04:38 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 291.089483] block nbd0: shutting down sockets 09:04:38 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x100000000000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:38 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xc0045878, r0) 09:04:38 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) r3 = dup3(r0, r1, 0x0) ioctl$NBD_SET_BLKSIZE(r2, 0xab01, 0x401) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000400)={0x0, 0x0}, &(0x7f0000000440)=0xc) r5 = getgid() mount$fuseblk(&(0x7f0000000340)='/dev/loop0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)='fuseblk\x00', 0x40, &(0x7f0000000480)={{'fd', 0x3d, r3}, 0x2c, {'rootmode', 0x3d, 0xe000}, 0x2c, {'user_id', 0x3d, r4}, 0x2c, {'group_id', 0x3d, r5}, 0x2c, {[{@allow_other='allow_other'}]}}) getsockopt$ARPT_SO_GET_INFO(r3, 0x0, 0x60, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000000140)=0x44) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e21, @broadcast}}, 0x1000, 0x1, 0x4, 0x1, 0x8}, &(0x7f0000000040)=0x98) getsockopt$inet_sctp_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r6, &(0x7f0000000100)=0x4) 09:04:38 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x3f000000) [ 291.224652] block nbd0: shutting down sockets 09:04:38 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc0189436, 0xffffffffffffffff) 09:04:38 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:38 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x68000000) 09:04:38 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xc0481273, r0) 09:04:38 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0xff00000000000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 291.323410] block nbd0: Device being setup by another task 09:04:38 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x6, 0x620000) ioctl$NBD_CLEAR_QUE(r1, 0xab05) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$EVIOCGABS20(r1, 0x80184560, &(0x7f0000000100)=""/123) dup3(r0, r2, 0x0) [ 291.386173] block nbd0: shutting down sockets 09:04:39 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 291.447360] block nbd0: shutting down sockets 09:04:39 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5452, 0xffffffffffffffff) 09:04:39 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000140)={'ipvs\x00'}, &(0x7f0000000000)=0xfffffffffffffdda) 09:04:39 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x700) 09:04:39 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x1000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:39 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1279, r0) 09:04:39 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) fstatfs(r1, &(0x7f0000000200)=""/143) 09:04:39 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401070c9, 0xffffffffffffffff) 09:04:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x8c05) 09:04:39 executing program 5: connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r0}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 291.974008] syz-executor6 (10041) used greatest stack depth: 12856 bytes left [ 292.012575] block nbd0: Device being setup by another task 09:04:39 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127e, 0xffffffffffffffff) [ 292.041212] block nbd0: Device being setup by another task 09:04:39 executing program 5: connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r0}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:39 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0xff000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:39 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4) 09:04:39 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000002280)='/dev/qat_adf_ctl\x00', 0x80000, 0x0) syz_open_dev$midi(&(0x7f00000022c0)='/dev/midi#\x00', 0x2, 0x80382) syz_open_dev$amidi(&(0x7f0000002300)='/dev/amidi#\x00', 0x8, 0x20000) r2 = syz_open_dev$admmidi(&(0x7f0000002340)='/dev/admmidi#\x00', 0x10001, 0x80) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) dup3(r0, r1, 0x0) [ 292.097757] block nbd0: Device being setup by another task 09:04:39 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0x80081272, r0) [ 292.154996] block nbd0: shutting down sockets 09:04:39 executing program 6: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0xc) setpriority(0x0, r0, 0x6) r1 = socket(0x10, 0x803, 0x6) sendto(r1, &(0x7f00000000c0)="120000001200e7ef007b0000f4afd7030a7c", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000020c0), 0x320, 0x0, &(0x7f0000003700)={0x77359400}) 09:04:39 executing program 5: connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r0}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 292.250807] block nbd0: Device being setup by another task 09:04:39 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x1000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:39 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x500) [ 292.297280] block nbd0: shutting down sockets 09:04:39 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab04, 0xffffffffffffffff) 09:04:39 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x2000000000000000) [ 292.331512] netlink: 2 bytes leftover after parsing attributes in process `syz-executor6'. 09:04:39 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = syz_open_pts(0xffffffffffffff9c, 0xeb23e9a73b6460cf) ioctl$KDSKBSENT(r1, 0x4b49, &(0x7f0000000200)="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") perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x400180, 0x0) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r3, 0x84, 0x21, &(0x7f0000000080), &(0x7f0000000100)=0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:04:39 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 292.416812] block nbd0: shutting down sockets [ 292.427926] netlink: 2 bytes leftover after parsing attributes in process `syz-executor6'. 09:04:40 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = syz_open_dev$audion(&(0x7f0000000700)='/dev/audio#\x00', 0x40, 0x1) write$nbd(r0, &(0x7f0000000740)={0x67446698, 0x1, 0x3, 0x0, 0x4, "426f63a1ac334cd069567aa1d2b81ad001a7797eb81dfec6cebc551cd33b4c0ae3a80a5db47e303a5108d1edbd58bf6caea687845bd1cba1ca64bce15649ed8bfb4e7dbab82e2d7a1461e7f439c1b65e3ec9f064d68c21dfea331973a2da80634374441d3c12a029f38071b9e523b0745547c7a44dfb3a0077a78e1b4a2bdd70ac858c5fb357c2a215e31d66b9591519a010650eae0602ec3596d9a1ffa45076538d6cbf5dbda329faed9e8ed24cd87549d23f628f235075575d9874dcac6ff1d0d644f47cf2f2db765d397c2c38e1a076ccd8a1590a4bfea0724b5ef95c232bac4343"}, 0xf3) r1 = getpgid(0xffffffffffffffff) socketpair(0x15, 0xa, 0x800, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) process_vm_writev(r1, &(0x7f00000004c0)=[{&(0x7f0000000200)=""/180, 0xb4}, {&(0x7f0000000040)=""/125, 0x7d}, {&(0x7f0000000100)=""/91, 0x5b}, {&(0x7f00000002c0)=""/215, 0xd7}, {&(0x7f00000003c0)=""/247, 0xf7}], 0x5, &(0x7f0000000680)=[{&(0x7f0000000540)=""/83, 0x53}, {&(0x7f00000005c0)=""/178, 0xb2}], 0x2, 0x0) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r3, r4, 0x0) 09:04:40 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x2000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 292.475503] block nbd0: shutting down sockets 09:04:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6800) [ 292.518409] block nbd0: shutting down sockets 09:04:40 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab2a, 0xffffffffffffffff) 09:04:40 executing program 2: accept4$inet6(0xffffffffffffff9c, &(0x7f0000000040)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000140)=0x1c, 0x800) accept$unix(0xffffffffffffffff, &(0x7f0000000200)=@abs, &(0x7f0000000280)=0x6e) socket$pppoe(0x18, 0x1, 0x0) socket$can_raw(0x1d, 0x3, 0x1) r0 = syz_open_dev$mice(&(0x7f00000002c0)='/dev/input/mice\x00', 0x0, 0x10000) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000300)={0xffffffffffffffff}) r2 = dup(r1) fcntl$getownex(r2, 0x10, &(0x7f0000000100)={0x0, 0x0}) write$P9_RGETLOCK(r2, &(0x7f0000000380)=ANY=[@ANYBLOB="2a000092130f66e8936f0037010002000000000000000007", @ANYRES32=r3, @ANYBLOB="120000301908e688353725040000fc9c7c20d4dd5799be2dcf2663d32a86ee96a1b773361951f2ad385610726154e08102ef4b7f3660157053929829a8b4a4"], 0x2a) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x80045500, &(0x7f0000000400)) setsockopt$XDP_UMEM_FILL_RING(r2, 0x11b, 0x5, &(0x7f0000000080)=0x800, 0x4) ioctl$EVIOCGBITKEY(r0, 0x80404521, &(0x7f0000000340)=""/56) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) sendmsg(r1, &(0x7f00000009c0)={&(0x7f0000000440)=@generic={0x1, "2962bdac7c8810fdd11bda6536071be28cabd53406d5802e812e2076407415ab1f96392a144b5c000c2852eea6d712046f2b747c82a56ecba929a9ea4998b57fe58d45027e63f0e4baa9592cad87f53c27b83c331c07b697efbbb34f1842abc7f9c1550380758fe8bfd5ce0b4d41fe567a95e5b9c335ce7cf26659b06053"}, 0x80, &(0x7f0000000540)=[{&(0x7f00000004c0)="cb9fb5d069d0c79d5a64ff2580ae411c2887d4163e78fdba685be8b3dc84c527ea4c5858bb830a94713d5dc38eddd1c8a1dd4013cf291d7ef4a2b0a3533bafe357da300676", 0x45}], 0x1, &(0x7f0000000580)=[{0xf8, 0x0, 0x6, "b2ebda4500af46512faf933e97f033d5929a35987ca2c4e16f5bbd82ff5d4fdd551a226a70dd02320512e1bed903876b324e609e446fa8d597869c55bc3295f7d0e0599ede3a11dae6c2ffdb904b01fbd5edea94e33c34c8cb7a73ad4df7896426887dd54fed287ec044f85dc267eccc64ef8a87e6e67dfc2069e0db1a78a0556966f65fc95a78383f4a527d2cd60a6e49211a68bc1246063fb414af4f95adb7cc1b93ca7d625449eac8167c7646abf4e25e60d50295ee721ad1338b7c83146cab8f48fd13646d81a76c69952b66a3659b538e69e8736b797f58096e110f5b547a1a8f0ad3b101"}, {0x98, 0x113, 0x100, "0e865680e521c21a2d6c16ed34e57b015862aab3abf4e1f9300ee64693ae875765d48c9eeaeddd6264fac45e5b8031d750efd9dd326108f6d80fd0b032359b255a67d739931b833450712d301fd60c37883571cb153a09c76afb4bcc0424cc45c9d0198d09f76542ca57b460201e88f578139d934e78af723e42be6b9069b1da409557e81658"}, {0x98, 0x10b, 0x7, "5f24c262f208093dd7241dde7964c87ba3c0af405a2dde28020a1044ca509b97dc89867b5560334589c0c202291b9ff3d051fb21fdcc86a7eac32d9a502a09feac7f370bd0501919c28592d09b7303a66c901b099da8904e6899c06d51ea7e259bc283bc2a1f032f6613dcca0a034fdfa2bc4e31188441978a2742da5ce0b6ed6736b6"}, {0xb8, 0x0, 0x3, "054f4cc9f5bc0eb3d175903a4d366e1aa9ec0054203de7869ec962278be510b7b43bb4e1e461163bf5f0e5c7a0b0adf14604c542d85c7aea376ebee333c90760264cf5be6c4adc3881d1ddf9bae2fdb7de69ccf40f21483d9c35fc33fe2c47fb56b704973cf50def0bfbafd08d201385b2d321b843c85cfaf716a33657fc248f7004d3a32c35bb48fe48c53cd3cff5fd371742028c7ea6723f36bd2a29fddffe2e5e34"}, {0x100, 0x10d, 0x80000000, "e64a80fe6a8d1b4e11401a5b8fed94b7271c25d810ef7ca9a0a1ebab6b91ba18eef9c6fb3d5d1fa5d0655b1ad46658d7e3e287baa6916ba20238d1d96f98dd1ddff75dd581b134eca6174894fb87427f09a03b32e34bdbda5188088a7b3cbcdfe344ec0362b13677637b1c66a1f6deb2d2c1a913d473bf99bc40900cdb7283e0602b47be0f65e3d47b4402f8965347463f12b5cd124c9859429cac519b2bf921fdeddc28a558681ff5d11a7b02ebe00076ab3f35cea181ae0c351bff9af7f85c88c82c2d07f3701a276ef802d4bea03e534921d72e89907c5b777d2c671564881cfb9ba88c0815f84af651c6b3c0"}, {0x30, 0x102, 0x2, "1a889ed7820014df891dfe8624d748755ff3cdb16141efea3a7e50"}], 0x410, 0x20004000}, 0x4008800) 09:04:40 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4800000000000000) 09:04:40 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:40 executing program 6: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0x26e1, 0x0) write$P9_RCREATE(r0, &(0x7f00000000c0)={0x18}, 0x18) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nullb0\x00', 0x48000, 0x0) ioctl$FS_IOC_RESVSP(r1, 0x40305828, &(0x7f0000000140)={0x0, 0x0, 0x3, 0x7}) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r0, &(0x7f0000000040)={0x80000000}) ioctl$KVM_ASSIGN_SET_INTX_MASK(r0, 0x4040aea4, &(0x7f0000000080)={0x3, 0x18, 0x0, 0x0, 0x4}) r2 = getpid() getpgrp(r2) 09:04:40 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) [ 292.699115] block nbd0: shutting down sockets 09:04:40 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0xff00, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 292.736152] block nbd0: shutting down sockets 09:04:40 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc0045878, 0xffffffffffffffff) 09:04:40 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(0xffffffffffffffff, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 292.767742] block nbd2: Device being setup by another task 09:04:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x1cb8010000000000) [ 292.824286] block nbd2: shutting down sockets 09:04:40 executing program 6: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) add_key$user(&(0x7f00000001c0)='user\x00', &(0x7f0000000200), &(0x7f00000004c0), 0x0, 0xffffffffffffffff) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000100)=[{0x50, 0x0, 0x0, 0xffffffffffffffff}, {0x6}]}, 0x10) r2 = syz_open_dev$adsp(&(0x7f0000000280)='/dev/adsp#\x00', 0x2, 0x4000000000000040) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r2, 0x800442d3, &(0x7f0000000240)={0x7, 0x7, 0x4, @random="8504cdd86abe", 'veth1_to_bond\x00'}) sendmmsg(r0, &(0x7f0000003840)=[{{0x0, 0x0, &(0x7f0000002240), 0x0, &(0x7f00000022c0)}}, {{0x0, 0x0, &(0x7f00000026c0), 0x0, &(0x7f0000002700)}}], 0x2, 0x2000000000000000) ioctl$HDIO_GETGEO(r2, 0x301, &(0x7f0000000140)) 09:04:40 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x6000000000000000) 09:04:40 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0xff000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:40 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401070ca, 0xffffffffffffffff) 09:04:40 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x800000400000843, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = dup3(r0, r1, 0x0) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r2, 0x54a3) [ 292.911268] block nbd0: shutting down sockets 09:04:40 executing program 2: syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x101, 0x4000) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xce8b, 0x22000) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000200)={{{@in6=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@loopback}}, &(0x7f0000000300)=0xe8) lstat(&(0x7f0000000340)='./file0\x00', &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000000400)={{{@in=@dev={0xac, 0x14, 0x14, 0x15}, @in6=@local, 0x4e23, 0x2, 0x4e23, 0x0, 0xa, 0x80, 0x0, 0x8, r3, r4}, {0x401, 0x5, 0x1000, 0x7ff, 0x400, 0x1, 0x4, 0x8}, {0xe71, 0xfd, 0x8, 0x7}, 0xffffffffffffffff, 0x6e6bbb, 0x0, 0x0, 0x3}, {{@in, 0x4d5, 0x33}, 0x2, @in=@dev={0xac, 0x14, 0x14, 0x10}, 0x3505, 0x4, 0x1, 0x100000001, 0x81, 0x6, 0x8}}, 0xe8) signalfd4(r0, &(0x7f0000000100)={0x2}, 0x8, 0x80000) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r1, 0x400c6615, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 292.963659] block nbd0: shutting down sockets 09:04:40 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 293.025689] block nbd0: shutting down sockets 09:04:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4000) 09:04:40 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x2, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 293.087880] block nbd0: Device being setup by another task 09:04:40 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab06, 0xffffffffffffffff) 09:04:40 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = accept4(r0, &(0x7f0000000040)=@un=@abs, &(0x7f0000000100)=0x80, 0x80000) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e24, @rand_addr=0x8505}}, 0x5dd, 0x3, 0xfff, 0x1, 0x8}, &(0x7f0000000140)=0x98) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f00000002c0)={r3, 0x80a1, 0x30, 0x7fff, 0x6}, &(0x7f0000000300)=0x18) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, 0xffffffffffffffff) dup3(r1, r4, 0x0) 09:04:40 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x6c000000) [ 293.128170] block nbd0: shutting down sockets 09:04:40 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 293.204195] block nbd0: shutting down sockets 09:04:40 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 293.252714] block nbd0: Device being setup by another task 09:04:40 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4c) 09:04:40 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x100000000000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 293.354333] block nbd0: shutting down sockets [ 293.459424] block nbd0: shutting down sockets 09:04:41 executing program 6: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000016c0)={0xffffffffffffffff}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(0x0, r1, 0x0) open$dir(&(0x7f0000000000)='./file0\x00', 0x103000, 0x10) r2 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffa000/0x4000)=nil) shmat(r2, &(0x7f0000c00000/0x400000)=nil, 0x0) 09:04:41 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x3f00000000000000) 09:04:41 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) futex(&(0x7f0000000040), 0x9, 0x0, &(0x7f0000000080), &(0x7f0000000100)=0x1, 0x1) 09:04:41 executing program 2: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/mixer\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f00000002c0)={0x0, 0x9}, &(0x7f0000000300)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000340)={r1, 0x1, 0x6, 0x100000001, 0x8, 0x7}, 0x14) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x80800) init_module(&(0x7f0000000200)='/dev/nbd#\x00', 0xa, &(0x7f0000000240)='/dev/urandom\x00') openat$random(0xffffffffffffff9c, &(0x7f0000000140)='/dev/urandom\x00', 0x400002, 0x0) getsockopt$inet6_tcp_int(r4, 0x6, 0x4, &(0x7f0000000080), &(0x7f0000000100)=0x4) 09:04:41 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5450, 0xffffffffffffffff) 09:04:41 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x1000000000000) 09:04:41 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x200000000000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 293.851037] block nbd0: shutting down sockets 09:04:41 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0xff00000000000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x400001) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) 09:04:41 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc0481273, 0xffffffffffffffff) 09:04:41 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x2000) [ 293.875075] block nbd0: Device being setup by another task [ 293.882845] block nbd0: Device being setup by another task [ 293.910100] block nbd0: shutting down sockets 09:04:41 executing program 2: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) read(r0, &(0x7f0000000200)=""/178, 0x3f4) r1 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x9, 0x8c240) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000100)={{0x3, 0x3, 0x10000, 0x2, 0x8}, 0x2, 0x6, 0x10001}) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r1, 0x0, 0x43, &(0x7f0000000080)={'IDLETIMER\x00'}, &(0x7f00000002c0)=0x1e) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) [ 293.943004] block nbd0: shutting down sockets 09:04:41 executing program 6: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) futex(&(0x7f0000000040), 0x9, 0x0, &(0x7f0000000080), &(0x7f0000000100)=0x1, 0x1) 09:04:41 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x7a00) 09:04:41 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0xffffff7f00000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 294.102268] block nbd0: Device being setup by another task 09:04:41 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1267, 0xffffffffffffffff) 09:04:41 executing program 1: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x0, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffff9c, &(0x7f0000000280)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000200)={0xffffffffffffffff}, 0x113, 0xf}}, 0x20) setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r0, 0x114, 0xa, &(0x7f0000000300), 0x1) write$RDMA_USER_CM_CMD_NOTIFY(r0, &(0x7f00000002c0)={0xf, 0x8, 0xfa00, {r1, 0x9}}, 0x10) socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000240)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) r4 = dup3(r2, r3, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB='\b\x00\x00\x00', @ANYRES32=0x0], &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000000100)={r5, 0xa258, 0xffffffff, 0x98}, &(0x7f0000000140)=0x10) [ 294.150330] block nbd0: shutting down sockets 09:04:41 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:41 executing program 6: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) futex(&(0x7f0000000040), 0x9, 0x0, &(0x7f0000000080), &(0x7f0000000100)=0x1, 0x1) [ 294.262920] block nbd0: shutting down sockets 09:04:41 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x68) 09:04:41 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0xffffff7f, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:41 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x125f, 0xffffffffffffffff) 09:04:41 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6c00) 09:04:41 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x9, 0xfffffffffffffffc, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$midi(&(0x7f0000000080)='/dev/midi#\x00', 0x5, 0x100) r3 = dup3(r0, r1, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r3, 0x54a0) accept4(r3, &(0x7f0000000100)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000040)=0x80, 0x800) bind$xdp(r2, &(0x7f0000000200)={0x2c, 0x0, r4, 0x10, r2}, 0x10) 09:04:41 executing program 6: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000007e00), 0x0, 0x0, &(0x7f0000002780)={0x0, 0x989680}) r0 = syz_init_net_socket$llc(0x1a, 0x3, 0x0) getpeername(r0, &(0x7f0000000000)=@can, &(0x7f0000000080)=0x80) [ 294.381743] block nbd0: Device being setup by another task [ 294.421642] block nbd0: Device being setup by another task 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240), 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 294.487672] block nbd0: Device being setup by another task 09:04:42 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:42 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 294.528126] block nbd0: shutting down sockets 09:04:42 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = socket(0xa, 0x80f, 0x3f) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e20, @loopback}}, 0xfff, 0x100000001}, &(0x7f0000000040)=0x90) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f0000000080)={r3, 0x5, 0x7}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) 09:04:42 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc0101282, 0xffffffffffffffff) 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240), 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 294.609197] block nbd0: shutting down sockets 09:04:42 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4005000000000000) 09:04:42 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 294.665352] block nbd2: shutting down sockets 09:04:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4c00) [ 294.758453] block nbd0: shutting down sockets 09:04:42 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400, 0x0) sendto$inet(r1, &(0x7f0000000480)="e790efa35f72d36ca0d8354989d0fa0fd1d7afa0ed5f0bc5f30aceab164d1540a0ee79e3303071940fb1f0d2a2b5caf70ea711ef22090544d9860d7cda61b9e9153a6a63306e128d596778b731c639192b05b7308bd9c434581c937f12ab33e535ca849c763adc3ef295921b2ffe4e6e348bbdc8b405", 0x76, 0x4, &(0x7f0000000500)={0x2, 0x4e21, @local}, 0x10) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000640)=0x0) ioctl$BLKTRACESETUP(r1, 0xc0481273, &(0x7f0000000680)={[], 0x5, 0xaf, 0x5, 0x5, 0x7fffffff, r2}) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f0000000100)={0x7, 0xa, 0x9, 0x1ff, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}]}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0xa0500) write(r3, &(0x7f0000000540)="b9b357799c1f20a13f7dadb9e5387b173023c9fc045721306bec6c4c81996f10f12aabea30a6b90dbe6c5a2b07c2f8572851e7121aa2247377a960cb9d06aab4c86b6764ebe5eae1b6e9a40a7eb23eab95dfde4d206bfdb1d07fdaaa27f9fc44151c93f02803fcc1be9524cfb511cb3bc9198130a9888f77f81356881dbc64fed8a9ddec48963475dbae8a08949d1c209ce6ecbed27c7a7304f82ef31b32775a113e6e7989f1df3568cfc3699727e57ca81fb41c3124a10bc6fc49cbbef319856d0e9d9b2ff1047dbb720fbcdb1a9287616a82", 0xd3) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240), 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:42 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:42 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab03, 0xffffffffffffffff) [ 294.850314] block nbd0: shutting down sockets 09:04:42 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) recvmmsg(r0, &(0x7f0000000140)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000040)=""/122, 0x7a}], 0x1, 0x0, 0x0, 0xfffffffffffffe01}, 0x6}], 0x1, 0x40000000, &(0x7f0000000200)={0x0, 0x1c9c380}) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000240)=0x0) sched_setaffinity(r3, 0x8, &(0x7f0000000280)=0x6) dup3(r1, r2, 0x0) 09:04:42 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x600) [ 294.885195] block nbd2: shutting down sockets [ 294.893599] block nbd0: shutting down sockets 09:04:42 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x0, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x60) 09:04:42 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1260, 0xffffffffffffffff) 09:04:42 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) write$P9_RXATTRCREATE(r1, &(0x7f0000000040)={0x7, 0x21, 0x1}, 0x7) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:42 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 295.007785] block nbd0: Device being setup by another task [ 295.029536] block nbd0: shutting down sockets [ 295.111373] block nbd0: Device being setup by another task [ 295.125425] block nbd0: Device being setup by another task 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x0, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:42 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4800) 09:04:42 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5421, 0xffffffffffffffff) [ 295.168872] block nbd0: Device being setup by another task 09:04:42 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x1b81c) 09:04:42 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:42 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 295.219617] block nbd0: shutting down sockets 09:04:42 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = fcntl$getown(r1, 0x9) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0xa96, 0x200, 0x0, 0xf474, 0x0, 0x8, 0x400, 0x9, 0x5, 0x10000, 0x0, 0x0, 0x4, 0x3, 0x8, 0xba88, 0xa, 0x7, 0x6, 0x81, 0x80000000, 0x7fffffff, 0xdcd, 0x4000, 0x401, 0x4, 0x8b52, 0xffff, 0x0, 0xf6d3, 0x6, 0x7, 0x5, 0x3, 0x3001, 0x8, 0x0, 0x6, 0x0, @perf_config_ext={0x905d, 0x1ff}, 0x80, 0x5, 0x8, 0x7, 0x1000, 0x3, 0x6}, r2, 0xd, 0xffffffffffffff9c, 0xb) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 295.297583] block nbd0: Device being setup by another task [ 295.322779] block nbd0: Device being setup by another task 09:04:42 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x0, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 295.362379] block nbd0: Device being setup by another task [ 295.378215] block nbd0: Device being setup by another task [ 295.417178] block nbd0: shutting down sockets [ 295.453324] block nbd0: shutting down sockets 09:04:43 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = getpid() ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r0, 0x10, &(0x7f0000000040)={0x3}) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r1, r2, 0x0) 09:04:43 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x40049409, 0xffffffffffffffff) 09:04:43 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:43 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x6800) 09:04:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6800000000000000) 09:04:43 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:43 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) 09:04:43 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) eventfd2(0x8, 0x801) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:43 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 295.835941] block nbd0: Device being setup by another task [ 295.842568] block nbd0: Device being setup by another task [ 295.849192] block nbd0: Device being setup by another task [ 295.855209] block nbd0: Device being setup by another task [ 295.868658] block nbd0: Device being setup by another task 09:04:43 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x84) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f0000000200)={{0x6, 0x7}, 'port0\x00', 0x10, 0x1, 0x7f, 0xfad, 0x400, 0x40, 0x4, 0x0, 0x4, 0x7fffffff}) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = creat(0xffffffffffffffff, 0x124) r4 = fcntl$getown(r2, 0x9) migrate_pages(r4, 0x4, &(0x7f0000000080)=0x7, &(0x7f0000000100)=0x100000000) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) dup3(r1, r2, 0x0) 09:04:43 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x4020940d, 0xffffffffffffffff) 09:04:43 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 295.887355] block nbd0: Device being setup by another task 09:04:43 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240), &(0x7f00000003c0)=0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:43 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 295.947193] block nbd0: shutting down sockets 09:04:43 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x60) 09:04:43 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:43 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6c00000000000000) 09:04:43 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x40101283, 0xffffffffffffffff) [ 296.069779] block nbd0: Device being setup by another task [ 296.087116] block nbd0: Device being setup by another task 09:04:43 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x7f, 0x220800) r2 = open(&(0x7f0000000080)='./file0\x00', 0x400, 0x20) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) dup3(r0, r3, 0x0) 09:04:43 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) time(&(0x7f0000000040)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x40000, 0x0) ioctl$BLKTRACETEARDOWN(r1, 0x1276, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:04:43 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 296.148687] block nbd0: Device being setup by another task [ 296.180450] block nbd0: Device being setup by another task 09:04:43 executing program 5 (fault-call:3 fault-nth:0): r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:43 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r3, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:43 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1262, 0xffffffffffffffff) [ 296.239573] block nbd0: shutting down sockets 09:04:43 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x100000000000000) [ 296.277216] block nbd0: Device being setup by another task [ 296.295571] block nbd0: Device being setup by another task [ 296.327132] block nbd0: shutting down sockets [ 296.349510] FAULT_INJECTION: forcing a failure. [ 296.349510] name failslab, interval 1, probability 0, space 0, times 1 [ 296.361061] CPU: 0 PID: 10605 Comm: syz-executor5 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 296.369562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.378925] Call Trace: [ 296.381530] dump_stack+0x1c9/0x2b4 [ 296.385177] ? dump_stack_print_info.cold.2+0x52/0x52 [ 296.390389] ? perf_trace_lock+0xde/0x920 [ 296.394560] should_fail.cold.4+0xa/0x11 [ 296.398641] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.403770] ? mark_held_locks+0x160/0x160 [ 296.408027] ? graph_lock+0x170/0x170 [ 296.411880] ? find_held_lock+0x36/0x1c0 [ 296.415961] ? __lock_is_held+0xb5/0x140 [ 296.420067] ? check_same_owner+0x340/0x340 [ 296.424406] ? rcu_note_context_switch+0x680/0x680 [ 296.429343] ? print_usage_bug+0xc0/0xc0 [ 296.433434] __should_failslab+0x124/0x180 [ 296.437705] should_failslab+0x9/0x14 [ 296.441520] kmem_cache_alloc_node+0x256/0x720 [ 296.446115] ? find_held_lock+0x36/0x1c0 [ 296.450197] __alloc_skb+0x119/0x770 [ 296.453932] ? skb_scrub_packet+0x490/0x490 [ 296.458268] ? lockdep_hardirqs_on+0x421/0x5c0 [ 296.462875] ? trace_hardirqs_on+0xbd/0x2c0 [ 296.467208] ? lock_release+0x9f0/0x9f0 [ 296.471196] ? lock_sock_nested+0xe7/0x120 [ 296.475442] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 296.480557] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 296.485155] ? kasan_check_write+0x14/0x20 [ 296.489403] ? lock_sock_nested+0x9f/0x120 [ 296.493653] ? __local_bh_enable_ip+0x161/0x230 [ 296.498351] bcm_sendmsg+0x1eca/0x49a8 [ 296.502287] ? bcm_tx_timeout_tsklet+0x4b0/0x4b0 [ 296.507084] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 296.512069] ? aa_sk_perm+0x20c/0x8a0 [ 296.515880] ? import_iovec+0x269/0x470 [ 296.519872] ? aa_af_perm+0x5a0/0x5a0 [ 296.523702] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.529280] ? apparmor_socket_sendmsg+0x29/0x30 [ 296.534069] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.539618] ? bcm_tx_timeout_tsklet+0x4b0/0x4b0 [ 296.544389] sock_sendmsg+0xd5/0x120 [ 296.548114] ___sys_sendmsg+0x7fd/0x930 [ 296.552108] ? copy_msghdr_from_user+0x580/0x580 [ 296.556872] ? lock_downgrade+0x8f0/0x8f0 [ 296.561041] ? proc_fail_nth_write+0x9e/0x210 [ 296.565555] ? __fget_light+0x2f7/0x440 [ 296.569542] ? fget_raw+0x20/0x20 [ 296.572999] ? find_held_lock+0x36/0x1c0 [ 296.577085] ? kasan_check_write+0x14/0x20 [ 296.581329] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 296.586273] ? wait_for_completion+0x8d0/0x8d0 [ 296.590883] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.596428] ? sockfd_lookup_light+0xc5/0x160 [ 296.600946] __sys_sendmsg+0x11d/0x290 [ 296.604843] ? __ia32_sys_shutdown+0x80/0x80 [ 296.609273] ? __sb_end_write+0xac/0xe0 [ 296.613261] ? fput+0x130/0x1a0 [ 296.616563] ? do_syscall_64+0x9a/0x820 [ 296.620545] ? do_syscall_64+0x9a/0x820 [ 296.624536] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 296.629647] ? ksys_ioctl+0x81/0xd0 [ 296.633318] __x64_sys_sendmsg+0x78/0xb0 [ 296.637386] do_syscall_64+0x1b9/0x820 [ 296.641286] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 296.646667] ? syscall_return_slowpath+0x5e0/0x5e0 [ 296.651606] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 296.656632] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 296.661655] ? recalc_sigpending_tsk+0x180/0x180 [ 296.666418] ? kasan_check_write+0x14/0x20 [ 296.670669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.675527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.680723] RIP: 0033:0x457099 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 296.683933] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 296.702839] RSP: 002b:00007f396de39c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 296.710555] RAX: ffffffffffffffda RBX: 00007f396de3a6d4 RCX: 0000000000457099 [ 296.717829] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000003 [ 296.725101] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 296.732391] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 296.739664] R13: 00000000004d4788 R14: 00000000004c8e31 R15: 0000000000000000 09:04:44 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) fcntl$setpipe(r1, 0x407, 0x0) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x0, 0x0) write$P9_RSETATTR(r3, &(0x7f0000000140)={0x7, 0x1b, 0x2}, 0x7) getpeername$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev}, &(0x7f0000000100)=0x1c) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000000200)={0x6, 0xf, 0x4, 0x80008, 0x8, 0x0, 0x80000000, 0x8, 0x0}, &(0x7f0000000240)=0x20) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r3, 0x84, 0x78, &(0x7f0000000280)=r4, 0x4) 09:04:44 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = accept4(r0, 0x0, &(0x7f0000000080), 0x80800) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f00000000c0)={0x0, 0x2}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000002c0)={r2, 0x16a, 0x20}, 0xc) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000200)={r2, 0x4, 0x30}, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) getsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000240)=@assoc_id=r2, &(0x7f0000000280)=0x4) r4 = memfd_create(&(0x7f0000000040)='/dev/nbd#\x00', 0x1) setsockopt$bt_BT_DEFER_SETUP(r4, 0x112, 0x7, &(0x7f0000000100)=0x2, 0x4) dup3(r3, 0xffffffffffffffff, 0x0) [ 296.815233] block nbd0: Device being setup by another task [ 296.847166] block nbd0: Device being setup by another task 09:04:44 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x20000000) 09:04:44 executing program 5 (fault-call:3 fault-nth:1): r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 296.870190] block nbd0: Device being setup by another task 09:04:44 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab05, 0xffffffffffffffff) 09:04:44 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r3, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:44 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x200000000000000) [ 296.935252] block nbd0: Device being setup by another task 09:04:44 executing program 1: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000005cc0)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000006400)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r0, &(0x7f0000006540)={&(0x7f00000063c0)={0x10, 0x0, 0x0, 0x40000001}, 0xc, &(0x7f0000006500)={&(0x7f0000006440)={0x88, r1, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_TIMEOUT={0x8}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x77}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblcr\x00'}]}, @IPVS_CMD_ATTR_DEST={0x30, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x8}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}]}]}, 0x88}}, 0x8000) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, 0xffffffffffffffff) r5 = dup3(r3, r4, 0x0) getsockopt$inet_mreqn(r5, 0x0, 0x20, &(0x7f000000aa00)={@multicast1, @rand_addr, 0x0}, &(0x7f000000aa40)=0xc) [ 296.994254] block nbd0: shutting down sockets sendmmsg(r2, &(0x7f000000eb00)=[{{&(0x7f0000000040)=@pppol2tpv3in6={0x18, 0x1, {0x0, r5, 0x1, 0x3, 0x1, 0x2, {0xa, 0x4e23, 0x0, @empty, 0x7fff}}}, 0x80, &(0x7f0000000140)=[{&(0x7f0000000200)="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"452bc53343ca54444d555573a7c66a614978e82be6f4b7041bdf33e9de35da30896689e3ffb8f746162d9bd1a9a59777f07f850619d49fd934c2cf7a04e4543f1a631cdf00c8b27a22bcb4bd1670b3fdc40ddb444af2ef807225aa2abc91bb22dab523f02005558b54095f4afaaed454411709aa0b9717ef63afff090472110ec48eb1084dd19c7e11a09f1ab1581ce8e0bf5d93dd51213fa3e9f6cd4e74963a30656b1a0f6da9b9f07a9f0c90b132a3e3196b22fa684cb91900eeaf0add2384c31bef5d73ccc56bb1c0f2e8da262e6d3732b2c989eb096c7b53378819a1c715097f8813f2d5f03bbe49ec51cd6d0b37b310071e17f6e345235dfc23beadfb81f6ce05771e0384b592a4a70943447e37ebe30c4b638776790c9edb04f1db27b5e8b23e30625bedd79c9525c016f8e7f583fe3dbec50c2f9d72508b1a0a22e025590b1124b0dc3dab5bb0cec794fbadb63758767b9ce354034fe5521b8d70c9b3cb65ce658bdcdef716efb703faf6248a6c49f53ff58f0c20228bd1eb505b28abb0521c1e81e2179ca56b4a1688e64d19a06d4885a748ffa548533c6ea4bfcd53539ca4a1a79fdfdb0bb8b6d947c07eef0c327fa009c42ad66684883f42f89cc7acf3f7495f6f4fdffca2f623d43c4f69faf9ea45fd60386781887da7bb7b388612a7bbee5b94a54e2f2fab370479c8ad3021b9915d7fe4f21d316d5fbe42b068190bfd86a6e543eada48c7732ddb2bec8d0d457deb168e4fe832573987226fe191dbccac894b049699f5eb6f9aa5f75a7201c1dc6711cd502559556e23dc42778d03314aafc64aa06aac72e3ee878c24ae67b06d1530c2225c6a545643dc03f2e2fd8bba45f128a258a558fae1f8d2132bb491b45942e0fad749d89639d426adf0f62cf4f8ecd6234dbd5d7b90e8d2192b365836f221bb4b5f74e64efbdd25687cbc4c494d5ac22262fc1152df58bc92612ee1ef93961f5100b6e3726b02e358a53023a0a55e4f7ee0c6ce83ee174ddddeb59d03e1765fb28efcacfb95e64a14f7ac0237169adf490821a22fffd8641945703b98407dd4493726fcfaac9bb4f8139c3bc9ff0738d46cbd3efd10f0e69481842ef8eff39f5debc9f7d2505060ee077c6bb84ab0824010da1a325fb690a61343a5559893b780ead17e041161ba00dafb15b3b2574d8c9912ab22db2f14f68895214941920c6efe67d03190e90882f2b3dece7199e655c70474989bc214eed6ee49ee41bc6a354034a94ad609adbbc56ae4f40f461a7d90fc0aef8e20c9a9ac2eb4f201278a4973d8d8689d700d2b243c5b091330cd16fc2d3c7b4aa8935dc0f338e82ca25e1107b5189fc3a90b88f72f936ccb728d3641b8badd688f8d4fa29a6f182fb27e720ab2b11fde16c3fe30fbd31fe5f913041ed91234e1e2ffeb814031a97f163f279d449047eecd2cb7b6ea11e2381f58df01ed0043ba2a8bc12b933c448d29dd9f59f4fd80f6acb7928779ce8d683ed29cffe2eccb0e9fba5be8f1c26819821803c88d81d6ad983ca34ecf3101ea3de1e7b09508827eda0feb22948c723396496bbe077169658c972d02851bc82f857de6b6c6dafd0dbcd595903731c9e5ffe9ce871e3dfcbb0aa3a5caa29bd23a4653042b2ca443efcd6420bc86474b05dd963fd7e56b2dcbd19857addd7964b84bc8f4f5e6bbc6ef2995bc92d4aa7039d652298151847f574d9b755a4bad7ed95444b6b760affa9795bc373c89e4edafab6d647f194ef3b28e3c7e46ce8f670406d5cc30672d4107b130ee348932c640a144737904270e11074a7ca8cd897f044139a224af976fa0ab5f8de697d9a57958715896e4606b469e8230f14e33e2a3dda7be652878eb98438a9648257db004c8f16198acde82b258b3b107ea28d902f8cc20246bbc81af12b281138968717ebe87180eac8fb41e32d322875e5d8b796b6ab628fc05815a4b2019b1317d0bbccee369afad982b4e6eabdd12fbef7b7a673ff9a9a2509db24cb1b7e96ff73365f1c73ed5a931b6a5aacd3f1cd139f9a3526a30518208465cdfc721eccf27bbf6c4b9c75cc6174cb0f8ac877071a31c0a1f2b1a2df5ea20416c3c7163a33aef3a448a85eb60ab8603455181a2217df434ca29fd618a09dd147b38e8adfac1908f8e4f48a408cfcbb215dd552b8f9245f60db741a0b67f71b7a5640b6fe0b6b521625341573d4e5a19ac3457bd7903a418068eb21050c2c8fad4ee25cb60666394224fb270164757025c41ba911c4462a918cc0f3aabe0c064b24335f23894a7ef42206a64b5b2ab4fdbc9686c256ca191d69e89060ef04adea9f3feb5c4a3ebb4570bc4aa257dfb2d12dea89280bee54a8f6ae34c9c79a6ca08c993cfd46408fe926b08862b78fe36efef00871b70e27146d977d4dd2caf90b496f0d3a9446c8fedbe2837c2ec6dd3f40dcaa60897564074ab6f8e37c32508868e3cbfa23b881bf3eeb3386bf2a52be5110613ff7674358e48b5b290a49b5368660d08e96d83d1ca0900e3ccb8d4afadd3e5c6265e79db5883452e60cebff547d27029d500cc1c493738932535d7bf521abf561d5e900a66190aa20737e6f0d6e370e0a166b350856b0ecc5f447457375234f45ac86b6969ee7f1a9d584f08324b7543c3e28503ee8b461462b9f2c7af2eeb037bb798e929e54519fc255357ae69afff45cae6f9032e346d667937e961d9e54de8a646c95c1571ec2310163fb8a826cd0f30c3ad3bf0038f2a1e2bff7ebad07ef7ad6701cab2907343ad2710e8710289ef8defa0f85fe72363924ae264d71d4e3034bed8faa3e6243d4346b9f40dbffb2413542523dd5a1c26621293b463a037af1db5f05bec98558909a4f1dc9dfb760b32db65fccc1d5ee3474a4521a782df41e210d53bfb5a82ec1314b476cebfb4ede1553e9520e00b46ad7fb7a1cf42e1cdf10aec4863652e7d457743fbc47e63900c99d495ec056b4d8d3b2c425885925e969a7d7a83cd99d53c58f08f20002fb5eb58fab8b19388ea680a65e6877605d609d993bb2f2cfc94d470972cbb9eccb931d9fb3c6a3d8268573eff8b06272903eae3ec88b53f84302e730cd786a546b44b3b68190f8588337a1272807239421272d9db7a4b2bae6fea83dd43b3ac09139f9daa2134174526eefc03da51dd28f6911ec53f8165f614ae70f3d6628ce1f11ce916e4be4e0ca1387158979ca03fba0a5ee3900629f696cd2c1b5c4732759cb71b475b6473c3ce883f94e1dc2416e7eda3223f73a0fb8a92d8fedb117b2c24ae72fd9364331d6e5ae709c14175c84c4422c9e905ae17cf6bb60546dd8ee41c560dfddafb9cd12023705c5502d87dd90442281d4a9e950fe8e1a3924f606effe16765877a679a51aaeb06c374e6268e2ec7b17efee0f357a95e513756b14c06a22523cbf4c351326b93c3b2ec11bb2a493c3f14470c44b94f4715e3fce7c990b73b685897829fc8a485aa5e0b7aff0f20b4a457992923e0828345bdf6b6fd259776c767c1608e6762b1330b2fb628c1ac8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{0x108, 0x0, 0x1, "c06c0b504160dfd9b8af4274149513fdf74c5ac1248de29adb157c2f36407f5012c319b91d7c28b5340f617739f579789c9c6f50b4fd2ee4834f8fe4a0124115aa33fd51fbde8f6424f007c186c72138debd82c872f7a4202328844942646898923a9424b2d14c9b646889bd77287fbfeafce461b96661e924144040c22d4457eec92a48ace1d727fdeae15b1bdad5be19bcbd27d259839ebeee2079c5c3ce1c9e5eec60ca63d0bad0543c84c4a63ed3e94786b7eb01ce11f398d6c7d304000509a0f0b207ce9f549aa5f6f23651d604bf91a257dff0161b755de82bca64ebcbff70ba7c4e1a2b3444dc17d04bf72bf8c43a9da1"}, {0x78, 0x1ff, 0x40, "295626c11cce96ebd2a4891fb4e41ada4be1f8f8adba715d10fc6ce0cf825637b9996c14ea305b3eeda3c240a6416982b74157d32710c1d38efd650137b08eeb79c21d7b053e4d10310b83a2ff1bc1ad1a89b74d54547f2341f3c4db8c5cfd1280"}, {0x18, 0x18c, 0x800, "b2"}, {0xa0, 0x101, 0x7, "5603e4e2ed6d9761f28ab7f2e4908f089f46049301adb18c32ccbb0406e2a22bf0471c1cd0187f2a5ba57182bba598a035ac0407c627779aca73d3a5e1c83b150fc3074d0d84899841656fb7c494a9023f9bd3bddf0c619793b1e37dc583544430882d2d0e4d87282da99a9de43f1b17f808dfd3a501fb2dfae12721acd75881b107c11cf0e36b4a7faa"}], 0x1330, 0x20040000}, 0x9}], 0x8, 0x4000800) [ 297.047916] FAULT_INJECTION: forcing a failure. [ 297.047916] name failslab, interval 1, probability 0, space 0, times 0 [ 297.059236] CPU: 1 PID: 10644 Comm: syz-executor5 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 297.067740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.077096] Call Trace: [ 297.079716] dump_stack+0x1c9/0x2b4 [ 297.083373] ? dump_stack_print_info.cold.2+0x52/0x52 [ 297.088598] should_fail.cold.4+0xa/0x11 [ 297.092681] ? __kernel_text_address+0xd/0x40 [ 297.097196] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.102323] ? __save_stack_trace+0x8d/0xf0 [ 297.106686] ? graph_lock+0x170/0x170 [ 297.110511] ? save_stack+0x43/0xd0 [ 297.114153] ? kasan_kmalloc+0xc4/0xe0 [ 297.118077] ? find_held_lock+0x36/0x1c0 [ 297.122714] ? __lock_is_held+0xb5/0x140 [ 297.126852] ? check_same_owner+0x340/0x340 [ 297.131200] ? mark_held_locks+0xc9/0x160 [ 297.135378] ? rcu_note_context_switch+0x680/0x680 [ 297.140329] ? kmem_cache_alloc_node+0x217/0x720 [ 297.145174] __should_failslab+0x124/0x180 [ 297.149433] should_failslab+0x9/0x14 [ 297.153252] kmem_cache_alloc_node_trace+0x259/0x720 [ 297.158393] __kmalloc_node_track_caller+0x33/0x70 [ 297.163353] __kmalloc_reserve.isra.41+0x3a/0xe0 [ 297.168135] __alloc_skb+0x155/0x770 [ 297.171876] ? skb_scrub_packet+0x490/0x490 [ 297.176234] ? lockdep_hardirqs_on+0x421/0x5c0 [ 297.179068] block nbd0: Device being setup by another task [ 297.180839] ? trace_hardirqs_on+0xbd/0x2c0 [ 297.180877] ? lock_release+0x9f0/0x9f0 09:04:44 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0xff00}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 297.180898] ? lock_sock_nested+0xe7/0x120 [ 297.180921] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 297.180955] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 297.208746] ? kasan_check_write+0x14/0x20 [ 297.213000] ? lock_sock_nested+0x9f/0x120 [ 297.217258] ? __local_bh_enable_ip+0x161/0x230 [ 297.221945] bcm_sendmsg+0x1eca/0x49a8 [ 297.225855] ? bcm_tx_timeout_tsklet+0x4b0/0x4b0 [ 297.230627] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 297.235568] ? aa_sk_perm+0x20c/0x8a0 [ 297.239376] ? import_iovec+0x269/0x470 [ 297.243363] ? aa_af_perm+0x5a0/0x5a0 [ 297.247181] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.252740] ? apparmor_socket_sendmsg+0x29/0x30 [ 297.257511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.263066] ? bcm_tx_timeout_tsklet+0x4b0/0x4b0 [ 297.267834] sock_sendmsg+0xd5/0x120 [ 297.271565] ___sys_sendmsg+0x7fd/0x930 [ 297.275556] ? copy_msghdr_from_user+0x580/0x580 [ 297.280323] ? lock_downgrade+0x8f0/0x8f0 [ 297.284491] ? proc_fail_nth_write+0x9e/0x210 [ 297.289004] ? __fget_light+0x2f7/0x440 [ 297.293001] ? fget_raw+0x20/0x20 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 297.296473] ? find_held_lock+0x36/0x1c0 [ 297.300552] ? kasan_check_write+0x14/0x20 [ 297.304822] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 297.309765] ? wait_for_completion+0x8d0/0x8d0 [ 297.314373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 297.319920] ? sockfd_lookup_light+0xc5/0x160 [ 297.324429] __sys_sendmsg+0x11d/0x290 [ 297.328330] ? __ia32_sys_shutdown+0x80/0x80 [ 297.332750] ? __sb_end_write+0xac/0xe0 [ 297.336740] ? fput+0x130/0x1a0 [ 297.340044] ? do_syscall_64+0x9a/0x820 [ 297.344044] ? do_syscall_64+0x9a/0x820 [ 297.348047] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 297.353164] ? ksys_ioctl+0x81/0xd0 [ 297.356858] __x64_sys_sendmsg+0x78/0xb0 [ 297.360937] do_syscall_64+0x1b9/0x820 [ 297.364852] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 297.370226] ? syscall_return_slowpath+0x5e0/0x5e0 [ 297.375173] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 297.380202] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 297.385231] ? recalc_sigpending_tsk+0x180/0x180 [ 297.390013] ? kasan_check_write+0x14/0x20 [ 297.394289] ? trace_hardirqs_off_thunk+0x1a/0x1c 09:04:44 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 297.399154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.404351] RIP: 0033:0x457099 [ 297.407552] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 297.426460] RSP: 002b:00007f396de39c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 297.434182] RAX: ffffffffffffffda RBX: 00007f396de3a6d4 RCX: 0000000000457099 [ 297.441458] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000003 [ 297.448735] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 297.456011] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 297.463301] R13: 00000000004d4788 R14: 00000000004c8e31 R15: 0000000000000001 [ 297.474615] block nbd0: Device being setup by another task [ 297.489331] block nbd0: Device being setup by another task 09:04:45 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x301, 0xffffffffffffffff) 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0xff00000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r5, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 297.499073] block nbd0: Device being setup by another task [ 297.512286] block nbd2: shutting down sockets 09:04:45 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) [ 297.589641] block nbd0: Device being setup by another task [ 297.721205] block nbd0: shutting down sockets 09:04:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x2000) 09:04:45 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401070cd, 0xffffffffffffffff) 09:04:45 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) semget$private(0x0, 0x1, 0x47) dup3(r0, r1, 0x0) socket$pptp(0x18, 0x1, 0x2) 09:04:45 executing program 5 (fault-call:3 fault-nth:2): r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x989a0100) 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r5, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r6}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r5, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:45 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={r0}) bind$rds(r1, &(0x7f0000000080)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) [ 297.807857] block nbd0: Device being setup by another task [ 297.818511] block nbd0: Device being setup by another task 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0xff000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1274, 0xffffffffffffffff) 09:04:45 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = gettid() ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000080)=0x0) r3 = geteuid() r4 = gettid() sendmsg$nl_netfilter(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1002000}, 0xc, &(0x7f0000000100)={&(0x7f0000000200)={0x15d0, 0xc, 0xb, 0x100, 0x70bd2b, 0x25dfdbff, {0x5, 0x0, 0xa}, [@typed={0x8, 0xe, @pid=r1}, @nested={0x240, 0x4b, [@typed={0x8, 0x75, @ipv4=@local}, @generic="9b45f5aadfdbb764f146c58b00cf57cfe7d48143a1c70a094d4ccfd6772c586c26d29eef10a90de89974c08319c08f162a989c4fc8e58f38ac6293e983ff7d628240cac5656d55686fc5a3ed8d8225519872ce270fb16377d39e8b1d2ad395d7dc46c20de2d9563462d034e3b7e04b8f4e5026cbb65730354177031d3e51ce748aea5282f5edbe43f26ed945ea1b", @generic="96c4736e41d11cef138f4886f68e5a403b1b776351b77382257ca474f2e6426a22455ea2e37ca1ff240783a783b0289d642e", @typed={0x8, 0x94, @str='[\x00'}, @generic="65a7f718718641a8732081f7c2e957d73799b82333b63d7994cb185d6aceee018e522d7db66fc583d9ece45d0e1840ef5919adb734fd785df29bfcdd885cc3587ce7458af6142efd661c6efcaeed3c65ef486864c7de56fffd6e21ff99d137cbb9bff2f5728adbdd7ff995e21cf94d1a323a74306b280e9abe4d8c2ff376fbbe479255cf810e0b93f4124a713e5327e894d14b2c8cab320d9c765b9cefccaf4895b109d32426d6dfeb68637b6ab953b25753141752a4777608dd26f99917418fecfc0d57d34b86ce7eda0ec37dde3959fd4bfc41f5fe8e507de5948588b9ae83", @generic="3a9baf5dffcce77e9846bbb01331d08e65f350e45d0c8ea798fea44fe9b5cd7a884ddbec5ee77706974db0c01874d0af8a4b235425e77c17bfa4e602bfff12627a49b2a5a5e9f285ca8c59f594f30b7fd11c84aaf550a65b6bdab137160806d26bfab45c795f289528a064bb88ad696884b082b736ff3382", @typed={0xc, 0x46, @u64}, @typed={0x8, 0x30, @fd=r0}]}, @generic="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@nested={0x38, 0x49, [@typed={0x8, 0x6a, @str='/\'\\\x00'}, @typed={0x8, 0x9, @fd=r0}, @typed={0x8, 0x52, @fd=r0}, @generic="223a5b9d9a64d423c3a719cd", @typed={0x10, 0x69, @str='\')],\vppp1-\x00'}]}, @nested={0x40, 0x7, [@typed={0x3c, 0x3d, @binary="902028200dffe29941ed8093c4e501fa88c92fb701fd45f83aaa813d50e3528cbdf0255f29cae19dbb36835fb46c18dc06bb43fd73"}]}, @nested={0x248, 0x83, [@typed={0x8, 0x2, @pid=r2}, @typed={0x8, 0x89, @uid=r3}, @typed={0x8, 0x34, @u32=0x9}, @generic="382aeee750677dd6d15565da5afa333e959477a39969542791e7f1a1b809c4c8774cd7e78cad539e1ff0b0aae750a46509cab86200be921d2238c36511bba3046cefff92f41a652a54629cc12444aa4ff0c67e9d026e03605d99230192438b3ee490c27bcd19d0c1dfa1b284603ef10642eeb91c865251283de011c9a945ca7258cbcab1cf5fb5ebd4", @typed={0xf4, 0x58, @binary="f76478715d703987483837ba9b2d768431edce8569cdfad0da6f48c320f3c92dde409b9d12a6da5cd9aaf9aa971294063397c86ca70dd5123a5122c65db3995d2e34e91e836acff40193ea5405b6b9f965fa307d9a1874309d705f8ac9330f97f624b422c8150de48860e7ea44704ba8d4cb4c2083ba23d2e0737cc121e557960d3206d70d25539660faa9479a77bebc8038a274e138dc4b9cad1c711c708b41af26c6cf9b1393926ceb00466ffa9d388ca9f5c2513595155c767f5d45a1f809e4f7ce41e21a52be0e707b0ca4d08b60d4b3b98aa4533f60d3d173374471aa74b1e4c1f733a84a5642f7b2d4250923c9"}, @generic="04d35fe288702e767a3dab393a55a2daeb433e96f7a70fe481e09468a82a530113d53194fc2f6205ad1313f8522d56ee4d89569b60dce21481e5c1ac6cb880b99a1bfc6b7170e510ce2f6bc53a5d2f1ff80ec169505c84e3f4d9bd06b5f6f77332cc8cfceb7436240a7c26c3b8dcfe3b1dfe2edd593298f828b981350cdcef5f5fa30565f136151dd810a499168a728683a4e26f90ebbd7938041f59240c5dfb3a5370e1c199a57bace0d06ff6"]}, @nested={0xb4, 0x4c, [@generic="f2446c1bdbd8c6eb3c3ecf2f786b3ca3c063758bdd29787d672a1aa2113ee6aea94b2df15f86bbc823a7bc744df24c051083486af5b5fc44a07c450c48259c49bf0e2bfd57c85004b2a8dd8f9afaa8007d8c8809e15c0b44e5c739709e2b749b667ad09f539f80f63c880462daa1f700aa007e97d7ab8bb09a37d7c3d7876d47966f8fe01123ee358f000eb7da51e325023a0247ffbde0bd99ace4a5b03ce2", @typed={0x8, 0x49, @ipv4=@broadcast}, @typed={0x8, 0x55, @pid=r4}]}]}, 0x15d0}, 0x1, 0x0, 0x0, 0x40040}, 0x4040010) r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe00000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab00, 0xffffffffffffffff) dup3(r5, r6, 0x0) 09:04:45 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x4c000000) [ 297.854723] block nbd0: Device being setup by another task [ 297.880787] block nbd0: Device being setup by another task [ 297.894594] block nbd0: shutting down sockets 09:04:45 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:45 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_int(r1, 0x29, 0x0, &(0x7f0000000040)=0x7fffffff, 0x4) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:04:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x74) [ 298.013999] block nbd0: Device being setup by another task 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 298.060941] block nbd0: Device being setup by another task [ 298.077228] block nbd0: Device being setup by another task [ 298.083601] block nbd0: Device being setup by another task [ 298.093525] block nbd0: Device being setup by another task 09:04:45 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1279, 0xffffffffffffffff) 09:04:45 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000001240)={{{@in=@dev, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}}}, &(0x7f0000001340)=0xe8) r2 = syz_open_dev$midi(&(0x7f0000001400)='/dev/midi#\x00', 0x149b, 0x103802) ioctl$KVM_GET_MP_STATE(r2, 0x8004ae98, &(0x7f0000001440)) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock\x00', 0x4900, 0x0) getsockopt$inet_mreqn(r3, 0x0, 0x20, &(0x7f0000000140)={@broadcast, @dev}, &(0x7f0000001200)=0xc) bpf$PROG_LOAD(0x5, &(0x7f0000001380)={0x1a, 0x8, &(0x7f0000000040)=@raw=[@jmp={0x5, 0x401, 0xf, 0xf, 0xe, 0xfffffffffffffffc, 0xfffffffffffffff0}, @alu={0x4, 0x0, 0xc, 0x7, 0x0, 0x10, 0xfffffffffffffffc}, @generic={0xa0000000000000, 0x1, 0x3, 0x400}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x6}], &(0x7f0000000080)='syzkaller\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x40f00, 0x1, [], r1, 0xf}, 0x48) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, 0xffffffffffffffff) dup3(r0, r4, 0x0) [ 298.111059] block nbd0: Device being setup by another task 09:04:45 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x7a00000000000000) [ 298.155134] block nbd0: shutting down sockets [ 298.236807] block nbd0: shutting down sockets 09:04:45 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x8000000000000000) 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0x101000, 0x0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200)='nbd\x00') sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x6000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, r1, 0x100, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}]}, 0x38}}, 0x4000000) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x104e}, 0x0, 0xffffffffffffffff, 0xffffffffffffff9c, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$sock_netdev_private(r3, 0x89fb, &(0x7f0000000040)="54d3adf959527ed622bd560d43e1de52dd34dc0c511f24e74105716f477c381a437c2a8a59a431aa8b919a188a908883b5079b5b6c46ac859ae00d1d4bcaf1eab66f78af") ioctl$NBD_SET_SOCK(r4, 0xab00, r2) 09:04:45 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1269, 0xffffffffffffffff) 09:04:45 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x2, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ppoll(&(0x7f0000000040)=[{r0, 0x260}, {r0, 0x90}, {r0}], 0x3, &(0x7f0000000080), &(0x7f0000000100)={0x3}, 0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r1, r2, 0x0) ioctl$FIGETBSZ(r0, 0x2, &(0x7f0000000140)) openat$ppp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ppp\x00', 0x200202, 0x0) 09:04:45 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x20000000) [ 298.378016] block nbd0: Device being setup by another task [ 298.391169] block nbd0: Device being setup by another task 09:04:45 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:45 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:46 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x125d, 0xffffffffffffffff) [ 298.439806] block nbd0: Device being setup by another task [ 298.463578] block nbd0: Device being setup by another task 09:04:46 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) r2 = getpid() ptrace$getregs(0xe, r2, 0x5, &(0x7f0000000200)=""/201) 09:04:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0xa00000000000000) 09:04:46 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000200)='/dev/nbd#\x00', 0x0, 0x2003) r2 = accept4(r0, 0x0, &(0x7f0000000040), 0x80000) setsockopt$RDS_CONG_MONITOR(r2, 0x114, 0x6, &(0x7f0000000080), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 298.513731] block nbd0: Device being setup by another task [ 298.559150] block nbd0: shutting down sockets 09:04:46 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:46 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x5000000) [ 298.635201] block nbd0: shutting down sockets [ 298.646644] block nbd2: shutting down sockets [ 298.669598] block nbd0: shutting down sockets [ 298.728582] block nbd0: Device being setup by another task 09:04:46 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:46 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:46 executing program 1: socket$inet_icmp_raw(0x2, 0x3, 0x1) r0 = memfd_create(&(0x7f0000000040)='(cgroup)\x00', 0x2) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000080), &(0x7f0000000100)=0x4) socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r1, r2, 0x0) 09:04:46 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6000000) 09:04:46 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1264, 0xffffffffffffffff) 09:04:46 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 298.781508] block nbd0: shutting down sockets [ 298.847513] block nbd0: shutting down sockets 09:04:46 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x48) [ 298.896850] block nbd0: shutting down sockets 09:04:46 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:46 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) getrlimit(0xf, &(0x7f0000000040)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000080)='user$\\\x00', 0x3) ioctl$BLKPBSZGET(r0, 0x127b, &(0x7f0000000200)) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$KVM_GET_MSR_INDEX_LIST(r0, 0xc004ae02, &(0x7f00000000c0)={0x4, [0x0, 0x0, 0x0, 0x0]}) ioctl$FIONREAD(r0, 0x541b, &(0x7f0000000140)) 09:04:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0xa00) 09:04:46 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) shutdown(r0, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) r3 = dup3(r0, r0, 0x80000) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r3, 0x84, 0x1e, &(0x7f0000000080), &(0x7f0000000100)=0x4) syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x9, 0x200) dup3(r1, r2, 0x0) 09:04:46 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:46 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:46 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127c, 0xffffffffffffffff) [ 299.040398] block nbd0: Device being setup by another task [ 299.063010] block nbd0: Device being setup by another task [ 299.077082] block nbd0: Device being setup by another task 09:04:46 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockname(r0, &(0x7f0000000040)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000100)=0xfffffd2e) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2280000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:46 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) socket$inet(0x2, 0x1, 0x80000001) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:46 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 299.131872] block nbd0: Device being setup by another task [ 299.153859] block nbd0: shutting down sockets 09:04:46 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x40081271, 0xffffffffffffffff) 09:04:46 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x989a010000000000) 09:04:46 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$SG_SET_COMMAND_Q(r1, 0x2271, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) pwrite64(r1, &(0x7f0000000200)="0472cce1fa978e46c7e65fa2d28243d3143f28416550accb692d978b7a19d84b2725ba10be06bd4a827221d00afe93b81490b36302b6b915c60f8bb0eebfc994b34368c68124f91bb362aabfbfe0374421c7ad4651a1bf8d14222bb5628897cf59d4ce5100af4d7322f6386388ad52bc43f16ce2e89dcc4e1fe531840b39c769521bf85156d142edd390e49b85e202a1986fae598fd2f20b1df6da1b8daa15dd379874fbb05d8ab6d83bc1e5c4d7df496b7120c7d90d", 0xb6, 0x0) 09:04:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x700) 09:04:46 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xff000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:46 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socketpair(0x8, 0x2, 0x401, &(0x7f0000000040)={0xffffffffffffffff}) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r2, 0x4040534e, &(0x7f0000000100)={0x102, @time={r3, r4+10000000}, 0x80, {0xffffffffffffa76f, 0x6}, 0x5, 0x1, 0xddf}) syz_mount_image$jfs(&(0x7f0000000200)='jfs\x00', &(0x7f0000000240)='./file0\x00', 0x8, 0xa, &(0x7f0000001840)=[{&(0x7f0000000280)="b59d1e0c03f74d8b422cf66c76f7b4ff2e88745836bd931600ec625abe3115ab213af8641307", 0x26, 0x100000001}, {&(0x7f00000002c0)="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", 0x1000, 0x7}, {&(0x7f00000012c0)="4c7901370a4e4e3eddbecf62f60a4664792e935147fb0c8da7116a7e1b6a0aa287fd8c3d6e933583692054597321a1bc8360a2aed3986e2dd3b4", 0x3a, 0x2}, {&(0x7f0000001300)="607ac13d41ffe2c1f39fdc417aa0b74a1c7747d40b0060dfe664946949add5d6515748ac62cb990ef1b465591e3132e049ea92cfc5085e7396f5aa8380e8c05ab9e32f13d74772ceb36c58ea9ad31d2458e7e7e5cd503a96c52278ba1b51395bccfda2ab3e3f17db8ab5b5961fdfaea1c537187a3d5753a223ab71ac5e41f758481ece8a79177aa79bd6473bf1abfd7b2c78b8a1554a0997f8ebf649147b2b71b80d9419698891057a65f2e72f8a902774a9942dd0c7b3d2fbf7f68e38", 0xbd, 0x9}, {&(0x7f00000013c0)="46a729af5fc9276af3060517416130f29811d4abf683fa72fd809559041f96cdb80ab7449b9364cef123184751d28c780fc37bf82b7b2a5640c890d9e3453dead8a9e5698b58bd768e76ca983b289fae939fc43966ca14d4e65afd24c446a814b82207555bad9daac41d44b8864bc2c8d2b58e238ab63ab47f10469185de3a0e771bb94ef385aac6618236ce13adcfc3419adbb53b060fbc9b4bf9718b86079c50386bd8f066a857de7fc2676e2be47e530a099e432911025876e6d3", 0xbc, 0xffffffff}, {&(0x7f0000001480)="4a204d84784aa92bd6e337157e0909706671fe993a72023de144e1563c960fc3f7af9f0496a32473872a27b143b5f2ec45996731c4f5ba38d471da818fb208976cd7262f324c70657761a5f9c920a4a9364ab4dabf45d4c0c8ebe5bfc35ba4ddb5ff984f870973c23de06bb4e3ceed756509b6d576a12efb2ab833dc9f85555b8761567d1f7ba739669dd01464d7fe8efe4e4311c8c3439a7333eefcd17d8208c9c01f1a4ad32cb7168da32046ca19c0d9c808b466a54145c3b955fd561fae77e3295c553b94a63333b1d27da5ee6efcb90a39f419", 0xd5, 0x669}, {&(0x7f0000001580)="5517478a5d529616e9d25b139db018523d84cff105b45513bfb6d74649ed18fa53a88230348b5730bde0324dd6ade50dd27fcea03645d2048d5beaba7e874dbd75c8510cd1b75ecae924c6123290d25b323cb2cbf13ef2702116326866c91e3fa7a2dcb947e065bbf1514eaf31d531d5b409193567268a948f3302dabd7370bc7bf0713c5fd83b714d7969412fc95a5490d4ff14147af9c28056574af446e94952674d3940669e16d8905888fb8f71814c52159a8393ce4e814023e4773e1337c8b568424a17df05a5cb65ccffd1", 0xce, 0x8}, {&(0x7f0000001680)="b0a4d74c4ee345add88a65ac24a8b92bccaef714d13bc919794e4b2aa13a6a25e51577eb711d897c620e79c6b92f99b0beb27bbfe8827db1865dc2986aec2de45b765a5c91e71335a50673ffda2e940f496ddb5f817ea9fcd710a2b08e5d02407a1ddc0ff7efa96890fbd8927c462f226c13e6b15d1e2c55593d88c38485ec57cb29e950f0c1174a9d69c2c1da93904bb3a6609b059486736f686268b9a535", 0x9f, 0x1000}, {&(0x7f0000001740)="a9b30620d4569eadb2d0b66b736b1758c77de123ecee0b76d1da7852915ac07dc5", 0x21, 0x2}, {&(0x7f0000001780)="b79e6c4aab7d098ea938d58eebcf7ffd3621d6eb496bda17ae9809ee237844cccf0433c6e2e51cad97e3bd6e136a43018feba0cd91b0248f5a765a29059b8a45a92366152cb998297cc5ffcbb6da7e2fcdfbaa21cd0517689fcfaad38bf8b88aa08d4fde894132ed53619c7815fd406174024deef2d67e4e2e09668b59890678b7872e70e9340859ffbec64dc8e3e3fbb58bb29f19d77cff1c868786daeab23dd5205110c0ca6c4e57fef7", 0xab, 0x3}], 0x10000, &(0x7f0000001940)={[{@usrquota='usrquota'}]}) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:46 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab09, 0xffffffffffffffff) 09:04:46 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:47 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x8000000000000000) 09:04:47 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_SMI(0xffffffffffffffff, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:47 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 299.257081] block nbd0: Device being setup by another task [ 299.293162] block nbd0: Device being setup by another task [ 299.331636] block nbd0: Device being setup by another task [ 299.418227] block nbd0: shutting down sockets [ 299.477720] block nbd0: shutting down sockets 09:04:47 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab01, 0xffffffffffffffff) 09:04:47 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = dup3(r0, r1, 0xfffffffffffffffd) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r2, 0xc0505350, &(0x7f0000000040)={{0x2, 0xeb}, {0x9, 0xdd2}, 0x5, 0x4, 0xffffffff}) [ 299.590247] block nbd0: shutting down sockets 09:04:47 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:47 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6c) [ 299.651594] block nbd0: shutting down sockets 09:04:47 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x4000, 0x0) ioctl$PIO_UNIMAPCLR(r1, 0x4b68, &(0x7f0000000080)={0x80000001, 0x18, 0x9}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:04:47 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:47 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:47 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x1000000) 09:04:47 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) [ 299.793502] block nbd0: shutting down sockets 09:04:47 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r0, r2, 0x0) fcntl$notify(r0, 0x402, 0x80000004) ioctl$FICLONE(r1, 0x40049409, r0) 09:04:47 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 299.839340] block nbd0: shutting down sockets [ 299.902746] block nbd0: shutting down sockets 09:04:47 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4c00000000000000) 09:04:47 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:47 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xff00}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 299.940229] block nbd0: Device being setup by another task 09:04:47 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1277, 0xffffffffffffffff) 09:04:47 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 300.008493] block nbd0: shutting down sockets 09:04:47 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$netlink(r0, &(0x7f0000000040)=@unspec, 0xc) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x200, 0x400100) dup3(r1, r2, 0x0) [ 300.050461] block nbd0: shutting down sockets 09:04:47 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:47 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) init_module(&(0x7f0000000040)='+*\x00', 0x3, &(0x7f0000000080)='/dev/nbd#\x00') [ 300.115892] block nbd0: shutting down sockets 09:04:47 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 300.174239] block nbd0: shutting down sockets 09:04:47 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r1, r0, 0x80000) 09:04:47 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x200000000000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:47 executing program 2: r0 = syz_open_dev$admmidi(&(0x7f00000026c0)='/dev/admmidi#\x00', 0x1, 0x101000) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000002e80)={0x0, 0x8}, &(0x7f0000002ec0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000002f00)={0x0, 0xe7, 0x30}, &(0x7f0000002f40)=0xc) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000002f80)={r1, 0x505, 0x6, 0x66, 0x2, 0x10, 0x6, 0x401, {r2, @in6={{0xa, 0x4e20, 0xfffffffffffffffc, @remote, 0x3}}, 0x0, 0x1, 0x9, 0x1, 0x9}}, &(0x7f0000003040)=0xb0) write$P9_RCLUNK(r0, &(0x7f0000003240)={0x7, 0x79, 0x2}, 0x7) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) pipe(&(0x7f0000003200)={0xffffffffffffffff, 0xffffffffffffffff}) clock_gettime(0x0, &(0x7f0000002c80)={0x0, 0x0}) recvmmsg(r5, &(0x7f0000002b80)=[{{&(0x7f0000000040)=@l2, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000200)=""/163, 0xa3}, {&(0x7f0000000100)=""/79, 0x4f}], 0x2, &(0x7f0000000300)=""/4096, 0x1000, 0x5}, 0x400}, {{&(0x7f0000001300)=@ethernet={0x0, @random}, 0x80, &(0x7f00000014c0)=[{&(0x7f0000001380)=""/19, 0x13}, {&(0x7f00000013c0)=""/248, 0xf8}], 0x2, 0x0, 0x0, 0x2}, 0x1}, {{&(0x7f0000001500)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @dev}}}, 0x80, &(0x7f0000002840)=[{&(0x7f0000001580)=""/29, 0x1d}, {&(0x7f00000015c0)=""/4096, 0x1000}, {&(0x7f00000025c0)=""/201, 0xc9}, {&(0x7f00000026c0)}, {&(0x7f0000002700)=""/55, 0x37}, {&(0x7f0000002740)=""/238, 0xee}], 0x6, &(0x7f00000028c0)=""/46, 0x2e, 0x62d5}, 0x80}, {{0x0, 0x0, &(0x7f0000002b00)=[{&(0x7f0000002900)=""/229, 0xe5}, {&(0x7f0000002a00)=""/211, 0xd3}], 0x2, &(0x7f0000002b40)=""/1, 0x1, 0x81f}, 0x3}], 0x4, 0x10020, &(0x7f0000002cc0)={r8, r9+10000000}) recvmsg$kcm(r10, &(0x7f0000002e40)={&(0x7f0000002d00)=@pppoe={0x18, 0x0, {0x0, @random}}, 0x80, &(0x7f0000002e00)=[{&(0x7f0000002d80)=""/105, 0x69}], 0x1}, 0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r10, 0x29, 0x22, &(0x7f0000003440)={{{@in6=@ipv4={[], [], @multicast2}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in=@multicast1}}, &(0x7f0000003540)=0xe8) sendmsg$nl_netfilter(r5, &(0x7f0000004a00)={&(0x7f0000003400)={0x10, 0x0, 0x0, 0x20008000}, 0xc, &(0x7f00000049c0)={&(0x7f0000004cc0)=ANY=[@ANYBLOB="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", @ANYRES32=r7, @ANYBLOB="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", @ANYRES32=r11, @ANYBLOB="14003b00fe8050fc9d1d97aba5000000000000000000000000000f4000"], 0x1424}, 0x1, 0x0, 0x0, 0x1}, 0x4000010) r12 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$addseals(r12, 0x409, 0x4) getsockopt$inet_sctp_SCTP_STATUS(r6, 0x84, 0xe, &(0x7f00000032c0)={r2, 0x2, 0x8, 0x8, 0x4, 0x7fffffff, 0xd4, 0x0, {r3, @in={{0x2, 0x4e23, @multicast1}}, 0x9, 0x8, 0x6, 0x0, 0x6c6a}}, &(0x7f0000003380)=0xb0) r13 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r7, 0x84, 0x7c, &(0x7f0000003280)={r3, 0x8}, 0x8) r14 = add_key$user(&(0x7f0000004a40)='user\x00', &(0x7f0000004a80)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000004ac0)="5a38ddd1f623a36f2f8688245166cb9b2daf02185a4a6338db277cce5cd0c5225671b75450e16b6ddeab65192a9d11ef365f5322516bcfae13f89140475f46eb6304960364e93d621d203163e988be0f87d68cdc80119ef6f31cc6e709439b9fa6516833632251c14cf47b5224cffd1402500c5bdf07d3f6812613a6013afe8d18e1197619ee4749fb7a4f84779395ee85f3461851ba956f6aca6ffeb296667b793026fffb74f0b46502a30993da48ace37ec9bffbe1568f79ef3dce59847064541ecfbb1b1b0df3105fb49707f51b79948f971f0b7b0bae2ae3b64c74957d1f40ccf5196517163d55e487a77daaeb", 0xef, 0xfffffffffffffffc) r15 = add_key(&(0x7f0000004c40)='id_legacy\x00', &(0x7f0000004c80)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$search(0xa, r14, &(0x7f0000004bc0)='big_key\x00', &(0x7f0000004c00)={0x73, 0x79, 0x7a, 0x2}, r15) ioctl$NBD_SET_SOCK(r13, 0xab00, r5) r16 = syz_open_dev$admmidi(&(0x7f00000031c0)='/dev/admmidi#\x00', 0x5, 0x1) setsockopt$sock_void(r16, 0x1, 0x3f, 0x0, 0x0) ioctl$SG_GET_ACCESS_COUNT(r0, 0x2289, &(0x7f0000003180)) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f00000033c0)="09164303b7348cf51698559848afe4f3", 0x10) prctl$seccomp(0x16, 0x1, &(0x7f0000003140)={0x1, &(0x7f0000003100)=[{0x7, 0xbc, 0x9, 0x7}]}) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000003080)={r4, 0x8, 0xa, [0x3ff, 0x3f, 0x3, 0x9, 0x67cd, 0xd7, 0x7, 0x5641, 0x6, 0x67df]}, &(0x7f00000030c0)=0x1c) 09:04:47 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x125e, 0xffffffffffffffff) [ 300.220769] block nbd0: shutting down sockets 09:04:47 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x1000000) 09:04:47 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:47 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x3, 0x0) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f00000000c0)='tunl0\x00') ioctl$VT_RESIZEX(r2, 0x560a, &(0x7f0000000080)={0xffffffff, 0x6, 0x3, 0x2, 0x9}) dup3(r1, 0xffffffffffffffff, 0x0) 09:04:47 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1278, 0xffffffffffffffff) 09:04:47 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xff00000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 300.375632] kauditd_printk_skb: 58 callbacks suppressed [ 300.375646] audit: type=1326 audit(1536138287.893:70): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=11037 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457099 code=0x0 [ 300.389818] block nbd0: Device being setup by another task 09:04:48 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0xffffff7f00000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = dup3(r0, r1, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00') fcntl$F_SET_FILE_RW_HINT(r2, 0x40e, &(0x7f0000000100)=0x5) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40400000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYBLOB="28f3ff009cdff0ecf021190c1584278900eaebd061e19f569b4eb20f9cf186569406e7b406b660d6beead9d3e80e7c835a99a0b5c7ac35df5ae5ec6c257481f53b0882ce88a456f2b4b72e0620d7193298c760ad01fd33e72599d8a9a61c2749d1932937c168245b265f09537e91fc9714e328fd747ebad33208ab2779a8ec05977a6a1a1d84ea83ba3d2e28c1c2b10d6c5a9b5fa12aeaeb1e0cf2a1efa992aa410930cb55652734e63b30232bdf4f", @ANYRES16=r3, @ANYBLOB="571301002bbd7000fe00df250500040008000100000000000c0004000000"], 0x28}, 0x1, 0x0, 0x0, 0x4000080}, 0x40) [ 300.471613] block nbd0: Device being setup by another task 09:04:48 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r0, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = accept4(0xffffffffffffffff, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:48 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127d, 0xffffffffffffffff) 09:04:48 executing program 3: r0 = semget$private(0x0, 0x7, 0x1) semctl$GETNCNT(r0, 0x4, 0xe, &(0x7f0000000100)=""/74) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) rmdir(&(0x7f0000000040)='./file0\x00') r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r4, 0xc008551a, &(0x7f0000000240)={0x8, 0x8, [0x1, 0x40]}) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000080), 0x4) syz_open_dev$ndb(&(0x7f0000000280)='/dev/nbd#\x00', 0x0, 0x180) dup3(r2, r3, 0x0) 09:04:48 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 300.547234] block nbd0: Device being setup by another task 09:04:48 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x2000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x7) 09:04:48 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x200) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) dup3(r0, r1, 0x0) [ 300.695514] block nbd0: Device being setup by another task [ 300.816098] block nbd0: Device being setup by another task [ 300.849587] block nbd0: Device being setup by another task 09:04:48 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:48 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401870c8, 0xffffffffffffffff) 09:04:48 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x100, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000080)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_dev$mice(&(0x7f0000000280)='/dev/input/mice\x00', 0x0, 0x40000) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r4, 0x800442d4, &(0x7f00000002c0)=0x8000) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) syz_open_dev$usb(&(0x7f0000000100)='/dev/bus/usb/00#/00#\x00', 0x0, 0x101a00) dup3(r2, r3, 0x0) 09:04:48 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0xffffff7f}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) syz_mount_image$ceph(&(0x7f0000000240)='ceph\x00', &(0x7f0000000280)='./file0\x00', 0x5, 0x2, &(0x7f00000004c0)=[{&(0x7f00000002c0)="9b792b428dc55b1aa90632ca0f472a39ff95373a817a42092d020bc15caaffe52b6124df62dd0d4e48686ff149987c3b3d138272bc6c95a118c8321304fd22238c2f5014c4e1fcf71e46a347d3012c55537c46c128cf4405e6e79839e1492b2872aca0b1a849d3e1c83cbed414d718374de2ffcdcef2fcdd9f441552a0bb04aa11c0b891f99be54f89c6ca6369f4e08a3e0675659ed20e89002c5f9fe6f38e641b357a577137f279bf828805b95b1f1b350d362218dcc079036b7c4483b55e45a2cc059227002bc0c29c7fa1e743cfbf016753e77e5af4", 0xd7, 0x8}, {&(0x7f00000003c0)="f561397f276b7b28eb14f1e7e5484486f7363317e27def828b691cee136d416839ecefcd2f945c51192dd45e3cba48776114387c1981dddc776ab69b8c895f152fdf40b5f50df96b5415f13b7f8f1bf64ab5acd897033947c97974bdea642c511b4ac3e16a7527749b9cc2efe264accc5ecf25896237395eb9a69e3a6ded19672a6417bca1a1e788d9988378e32f4ec471289cf16674e3b1f4fa5b7128c36b8e413254d2cd83870b20259f62f522befa56634c3baaa3b0058e863e335874a47224acdfa42da94bd90232b4e07c66d0a1d18f", 0xd2, 0x401}], 0x8, &(0x7f0000000500)="65746831766d6e657430276367726f75708800") r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x661a, 0x4000) ioctl$TIOCMGET(r1, 0x5415, &(0x7f0000000200)) ioctl$KVM_PPC_GET_SMMU_INFO(r1, 0x8250aea6, &(0x7f0000000080)=""/9) syz_open_dev$vcsa(&(0x7f0000000540)='/dev/vcsa#\x00', 0x400, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r1, 0x404c534a, &(0x7f0000000100)={0xfffffffffffffffe, 0x4fc8, 0x2}) ioctl$FIBMAP(r1, 0x1, &(0x7f0000000580)=0x3) dup3(r0, r2, 0x0) 09:04:48 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4) 09:04:48 executing program 2: r0 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x8001, 0x0) ioctl$int_out(r0, 0x2, &(0x7f0000000100)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpeername$packet(r0, &(0x7f0000001d40)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000001d80)=0x14) r3 = getuid() setsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001dc0)={{{@in=@loopback, @in=@loopback, 0x4e22, 0x0, 0x4e21, 0x20, 0xa, 0x80, 0x20, 0x5e, r2, r3}, {0x0, 0x8, 0xfff, 0x9, 0xfb, 0x78, 0xe9d5, 0x2}, {0x0, 0xebb, 0x6, 0x200}, 0x2, 0x6e6bb2, 0x1, 0x1, 0x3, 0x3}, {{@in=@multicast1, 0x4d3}, 0xa, @in=@remote, 0x3502, 0x4, 0x2, 0x0, 0x48e, 0xb6f, 0x40}}, 0xe8) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r5 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x80000001, 0x4100) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000200)="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", 0x1000) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) [ 301.159408] block nbd0: Device being setup by another task [ 301.165629] audit: type=1326 audit(1536138288.683:71): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=11037 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x457099 code=0x0 [ 301.190142] block nbd0: shutting down sockets [ 301.240746] block nbd0: Device being setup by another task [ 301.250833] block nbd0: Device being setup by another task [ 301.258503] ceph: device name is missing path (no : separator in /dev/loop1) [ 301.273909] block nbd0: Device being setup by another task 09:04:48 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x1000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:48 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1276, 0xffffffffffffffff) 09:04:48 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 301.299525] block nbd0: Device being setup by another task [ 301.336394] block nbd0: Device being setup by another task 09:04:48 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x400000000000000) 09:04:48 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) r3 = openat(0xffffffffffffffff, &(0x7f00000002c0)='./file0\x00', 0x16200, 0xa4) getpeername(r0, &(0x7f0000000400)=@xdp={0x2c, 0x0, 0x0}, &(0x7f0000000480)=0x80) sendmsg$nl_route_sched(r3, &(0x7f0000000540)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x42000200}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)=@deltfilter={0x2c, 0x2d, 0xf14, 0x70bd2c, 0x25dfdbfb, {0x0, r4, {0xa, 0xe}, {0xf, 0x2}, {0x0, 0xfff5}}, [@TCA_CHAIN={0x8, 0xb, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4008811}, 0xc001) dup3(r1, r2, 0x0) r5 = request_key(&(0x7f0000000040)='id_legacy\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000100)='\x00', 0xfffffffffffffffc) r6 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$search(0xa, r5, &(0x7f0000000140)='rxrpc_s\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, r6) 09:04:48 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x7, 0x400) write$P9_RMKDIR(r3, &(0x7f0000000080)={0x14, 0x49, 0x1, {0x1, 0x3, 0x1}}, 0x14) seccomp(0x1, 0x1, &(0x7f0000000140)={0x8, &(0x7f0000000100)=[{0x100000000, 0x1000, 0x3, 0x57e}, {0x1000, 0x0, 0x996, 0x8}, {0x3, 0x7, 0x9, 0x2ea}, {0x0, 0x0, 0x2, 0x100}, {0x0, 0x0, 0x8ca, 0x3}, {0x7fffffff, 0xfffffffffffff262, 0x0, 0xfffffffffffffc01}, {0x2, 0x1, 0x3, 0x4}, {0x1, 0xfff, 0xc4, 0x7}]}) dup3(r1, r2, 0x0) [ 301.439875] block nbd0: Device being setup by another task [ 301.479326] block nbd0: Device being setup by another task 09:04:49 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x2}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:49 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:49 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127f, 0xffffffffffffffff) 09:04:49 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 301.530727] block nbd0: Device being setup by another task [ 301.541145] block nbd0: Device being setup by another task [ 301.557182] block nbd0: Device being setup by another task 09:04:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 301.596143] block nbd0: shutting down sockets 09:04:49 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) dup3(r0, r1, 0x80000) socketpair$inet(0x2, 0x800, 0x3, &(0x7f0000000080)) 09:04:49 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = syz_open_dev$admmidi(&(0x7f0000000200)='/dev/admmidi#\x00', 0x16, 0x2000) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000240)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x11}}, @in={0x2, 0x4e20, @multicast1}], 0x20) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getresgid(&(0x7f0000000340), &(0x7f0000000380), &(0x7f00000003c0)=0x0) getgroups(0x2, &(0x7f0000000400)=[r2, r3]) r4 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x40) r5 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x101, 0x12a40) ioctl$NBD_SET_SOCK(r5, 0xab00, r5) r6 = dup3(r1, r4, 0x0) accept4$unix(r6, 0x0, &(0x7f0000000080), 0x800) getsockopt$inet6_mreq(r5, 0x29, 0x14, &(0x7f00000000c0)={@mcast2}, &(0x7f0000000140)=0x14) setsockopt$inet_sctp_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000440)=@int=0x8, 0x4) 09:04:49 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x1cb80100) [ 301.699867] block nbd0: shutting down sockets 09:04:49 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x100000000000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 301.753834] block nbd0: shutting down sockets 09:04:49 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 301.810796] block nbd0: shutting down sockets 09:04:49 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1265, 0xffffffffffffffff) 09:04:49 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 09:04:49 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)=0x2) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r1, r2, 0x0) 09:04:49 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0x1000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:49 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x2000000) 09:04:49 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r3, 0x84, 0x16, &(0x7f0000000100)=ANY=[@ANYBLOB="0900000098470500070081ff0700ffff010064000104d5fed6abd3a177dea89f774837f23c85ddfea1d985ea14dc87d9bda7609f16ffba1b0a9565a193c44c294ecd7eed2abea037c5bba750f4446dd50e39deaa4c3397070a9d36e84cddd61f419374c085e5c73ab61396e69abd1196d273d36503d5a6e57a81d26cfb4a"], 0x16) 09:04:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xff000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:49 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1268, 0xffffffffffffffff) 09:04:49 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000000040)='./file0\x00', 0x100, 0x0) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000200)={0x7, {{0xa, 0x4e21, 0x5, @mcast1, 0x9}}, 0x1, 0x8, [{{0xa, 0x4e21, 0x2, @mcast2, 0x7fffffff}}, {{0xa, 0x4e22, 0x4, @mcast1, 0x4}}, {{0xa, 0x4e20, 0x1, @mcast2, 0x3}}, {{0xa, 0x4e21, 0x7, @local, 0x4}}, {{0xa, 0x4e22, 0x1, @loopback, 0x81}}, {{0xa, 0x4e21, 0x1, @loopback, 0x2}}, {{0xa, 0x4e20, 0xfffffffffffffffe, @loopback}}, {{0xa, 0x4e23, 0x2, @remote, 0xd174}}]}, 0x490) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = add_key(&(0x7f0000000080)='asymmetric\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffff9) r4 = add_key(&(0x7f0000000140)='id_legacy\x00', &(0x7f00000006c0)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffff9) keyctl$unlink(0x9, r3, r4) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r0, r2, 0x0) 09:04:49 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:49 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0x2000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:49 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x7000000) 09:04:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 301.992766] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor2'. [ 302.007471] block nbd0: shutting down sockets [ 302.092175] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor2'. [ 302.150240] block nbd0: Device being setup by another task 09:04:49 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 302.226011] block nbd0: Device being setup by another task 09:04:49 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x80081270, 0xffffffffffffffff) [ 302.271553] block nbd0: shutting down sockets 09:04:49 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) pwrite64(r0, &(0x7f0000001200)="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", 0xfffffffffffffc93, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = msgget(0x3, 0xa8) msgsnd(r3, &(0x7f0000000040)={0x0, "65ef8dd85a4de15dc129b642e53454c0f581c02026f51d5e31809869038394c6b586ec4a7198751d96dde7898c9893e6ad981245051b73658bd62b1af7dd29acc8e6eb579911163042473570be1743feda178d60fb26a558d4f4d0c06c7f252cdd5e5a34b53fe9a91ed91033a57c76461c83b75ac6b6cd"}, 0x7f, 0x800) dup3(r1, r2, 0x0) listen(r0, 0x8) 09:04:49 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) rt_sigreturn() ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) r2 = dup3(r1, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000300)={0x0}, &(0x7f0000000340)=0xc) getresuid(&(0x7f0000000380), &(0x7f00000003c0)=0x0, &(0x7f0000000400)) fstat(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fcntl$getownex(r0, 0x10, &(0x7f00000004c0)={0x0, 0x0}) fstat(r0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x2, &(0x7f0000000580)=[0xffffffffffffffff, 0xee00]) ioctl$TIOCGSID(r2, 0x5429, &(0x7f00000005c0)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000000600)={{{@in=@dev, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000000700)=0xe8) ioctl$UI_DEV_SETUP(r2, 0x405c5503, &(0x7f0000000840)={{0x8001, 0xbfaa}, 'syz1\x00', 0x31}) getgroups(0x1, &(0x7f0000000740)=[0xee01]) sendmmsg$unix(r2, &(0x7f0000000800)=[{&(0x7f0000000040)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000002c0)=[{&(0x7f0000000200)="26076a9eda2843f14f83ccd278a69c8d09e8901d4c90ddd1aae5452a08f17ccba1cd78c20a49200bb976dd88785589701f301a9459b0fbf54ed57b48dff6bd3d6d524d4923a848dec7234b032fc916056888091c6058d095b716752dbdc62cfb3bb14ae514960e354925b88613f7c1733c6456a0bc3e1fb16620632dd29f4292b93f295ad906a9a97d8807e9cbb1e8fa9b3fa5b103f3292dcdedf8f66893ca0c99171fcc699a33ce34e08c0e7861", 0xae}, {&(0x7f0000000100)="e853dc19c681a3dce0783cd3b24741523ae3e3b55a42ede3344fb390a34382eca3669fd0aff326c1976917ca0cfb5874f9563850283ad55810e2274d1444ed5d69e2b3431f75a03ac6514b69fc17a91f8c1b7c52b5f49adc11", 0x59}], 0x2, &(0x7f0000000780)=[@cred={0x20, 0x1, 0x2, r3, r4, r5}, @cred={0x20, 0x1, 0x2, r6, r7, r8}, @cred={0x20, 0x1, 0x2, r9, r10, r11}], 0x60, 0x44}], 0x1, 0x20000000) 09:04:49 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x0, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 302.354464] block nbd0: shutting down sockets 09:04:49 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0x2}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xff00}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 302.401253] block nbd0: Device being setup by another task [ 302.427405] block nbd0: Device being setup by another task 09:04:50 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x68) 09:04:50 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$FS_IOC_SETFSLABEL(r1, 0x41009432, &(0x7f0000000200)="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") r3 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x6, 0x109000) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000080)={0x0, 0x10001, 0x9, [0x1ff, 0x897, 0xffffffffffff61ad, 0xfffffffffffffffa, 0x9, 0x13, 0x9, 0x26, 0xffffffff80000001]}, &(0x7f0000000100)=0x1a) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000300)={r4, @in={{0x2, 0x4e24, @remote}}, 0x81, 0x20000000000000}, &(0x7f0000000140)=0x80) sendto(r0, &(0x7f00000003c0)="c20e83b7fc0a512106038752e0b49997e6b494da40aeb199e94d4440aa2690f599b99144a71e589821a86d1d7cb5586b630b82ac4e9e95af240f7dd9ab46ad760cd9996a10751f0addfee93f7401ed8a77194813c4c0dc585bc1b86efbafc80f13768ae528c14e5efbe9878e1aa8f9bd00a36eed1c2e4ffb29a00e5d1f6b9b719895c7fab2957680621e2755d27b52cdd930aab38cefc1756df2c22296ea1d51abde8763d3267308788d76ed0b7a60dfb1", 0xb1, 0x4, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 302.465854] block nbd0: Device being setup by another task [ 302.473207] block nbd0: Device being setup by another task 09:04:50 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x2, 0xffffffffffffffff) 09:04:50 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0xfffffffffffffffe, 0x0, 0x8000003, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x4, 0x2000) ioctl$FIONREAD(r1, 0x541b, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r0, r2, 0x0) [ 302.520842] block nbd0: shutting down sockets 09:04:50 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 302.588289] block nbd0: shutting down sockets 09:04:50 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0x200000000000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:50 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000280)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = open(&(0x7f0000000040)='./file0\x00', 0x20000, 0xc7) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00') sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x1c, r5, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40090}, 0x24048810) dup3(r2, r3, 0x0) 09:04:50 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(0xffffffffffffffff, 0xaeb7) socket$inet(0x2, 0x1, 0x80000001) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 302.619289] block nbd0: Device being setup by another task 09:04:50 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x3f00000000000000) 09:04:50 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x8002, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x2, 0x4, 0x0, 0x4000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8c0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xdb2e, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x80000000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'vcan0\x00', 0x0}) ioctl$sock_inet6_SIOCDIFADDR(r4, 0x8936, &(0x7f0000000080)={@empty, 0x50, r5}) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) ioctl$sock_inet_SIOCGIFPFLAGS(r1, 0x8935, &(0x7f0000000340)={'veth0_to_team\x00', 0xfffffffffffff6ad}) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000100)=@buf={0xdb, &(0x7f0000000200)="62d7aeaa4471de9c7e145fe4b17b0c95973664b5e3545d09147ab2b746eadab920f20007f332473b7c12ccdfb4c8f87da02ce32715531811995a9e4bcf19b041c8af7d3ac54c9019cc71ca1a8bc46dabb8241e584c46a8d841f2b0ca804311c2884a21c8a7097e13ee1198e88c04511e41a5bca29470aa1404d4200e892961250d06ec5e4dec7e069819b6f8d9342ed2d2789a052966cde6ffc2e24e38efcb4a1331599ae2314f356f41dc519d70f2fd52d95842874f4bebb8ca6b827b85c408f61fc0706655de89d8e953374f5cebe09bc026ec00588a2fbde9c0"}) 09:04:50 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127b, 0xffffffffffffffff) [ 302.735564] block nbd0: shutting down sockets 09:04:50 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = dup3(r0, r1, 0x0) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000200)={'filter\x00', 0x69, "404305f73120f46b29b383fa4859169e93a47ded06112dcebd0304a39cb4047d9e14dc2526ea463943bf6c767c3b18e07a5e257fc3e4449a22cb10bc51eb87d7ad8d8eb14a46e4876311a0e1b63bf3513d63e2caf3a8d2be459ed7523651421b44d87aed41e493cd0d"}, &(0x7f0000000040)=0x8d) [ 302.778863] block nbd0: Device being setup by another task 09:04:50 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:50 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0xffffff7f00000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 302.832943] block nbd0: Device being setup by another task [ 302.867512] block nbd0: Device being setup by another task 09:04:50 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r0, 0x0) 09:04:50 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 302.885033] block nbd0: Device being setup by another task [ 302.917870] block nbd0: shutting down sockets 09:04:50 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401870cb, 0xffffffffffffffff) 09:04:50 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x300) 09:04:50 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000000040)='vmnet0\x00', 0x1) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f0000000080)='/dev/nbd#\x00', 0xffffffffffffff9c}, 0x10) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vga_arbiter\x00', 0x200, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) dup3(r0, r1, 0x0) 09:04:50 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 302.982033] block nbd0: Device being setup by another task 09:04:50 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@remote, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000140)=0xe8) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'team_slave_0\x00', r3}) [ 303.031284] block nbd0: shutting down sockets 09:04:50 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0x100000000000000}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 303.082393] block nbd0: shutting down sockets 09:04:50 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x6, &(0x7f0000000040)=[{0x1ff, 0x7, 0x81, 0x2}, {0xffff, 0x40, 0x6, 0x7f}, {0x7, 0x7, 0x7fff}, {0x1, 0x0, 0x9, 0x1}, {0x9, 0x1, 0x4, 0x8}, {0xffffffff000000, 0xdb, 0x80fb, 0x8}]}, 0x10) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) [ 303.129773] block nbd0: shutting down sockets 09:04:50 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:50 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) [ 303.173670] block nbd0: shutting down sockets 09:04:50 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='net/raw6\x00') setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000200)={0x9, 0x9, 0x7, 0x3ff}, 0x10) r2 = open(&(0x7f0000000040)='./file0\x00', 0x101000, 0xa8) setsockopt$inet6_opts(r2, 0x29, 0x3f, &(0x7f0000000080)=@fragment={0x87, 0x0, 0x2, 0x3ff, 0x0, 0x1, 0x65}, 0x8) r3 = syz_open_dev$mice(&(0x7f0000000240)='/dev/input/mice\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r3, 0x84, 0x6d, &(0x7f00000003c0)={0x0, 0xa8, "97ed58907eadbfe367456c20e01a4bf43dbfdc0ca5fbf3e47402adebf290b911287d8b1ca003b8bd5e6df08af35e4631762da720a0d8ec8e263e2e63cb72fdeb077cde0e98ae44a6b3b23b4d2825444dded51778a23d6cda01d034c82fbf2eb4124bf001b179e354d99b685039b534ca1f49fb93a332abe9864dbea447220fa0b19b29aae02672c3ee48052c8125a7d2543b46a926d08d030e9164b353ac7f95ecde51cff5a698f6"}, &(0x7f0000000480)=0xb0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000004c0)={r4, @in={{0x2, 0x4e22, @rand_addr=0x6}}, 0x4, 0x100000000, 0x8, 0xc66, 0x2}, 0x98) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r3, 0x84, 0x77, &(0x7f00000002c0)={0x0, 0x7fffffff, 0x6, [0x4f0, 0x1f, 0x6, 0xb72, 0xee, 0x6]}, &(0x7f0000000300)=0x14) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f0000000340)={r6, 0xe86, 0x30}, &(0x7f0000000380)=0xc) ioctl$NBD_SET_SOCK(r5, 0xab00, 0xffffffffffffffff) ioctl$VT_ACTIVATE(r3, 0x5606, 0x8) r7 = dup3(r0, r5, 0x0) setsockopt$inet_sctp_SCTP_EVENTS(r7, 0x84, 0xb, &(0x7f0000000100)={0x4, 0x401, 0x0, 0x0, 0x1, 0x7fffffff, 0x2, 0x1, 0x2, 0x824, 0x7fffffff}, 0xb) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000280)) [ 303.227727] block nbd0: shutting down sockets 09:04:50 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6000) 09:04:50 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xff00000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 303.270259] block nbd0: shutting down sockets 09:04:50 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1, 0x0, 0xffffff7f}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:50 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) fstat(r0, &(0x7f0000000200)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000580)={{{@in=@rand_addr, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@rand_addr}}, &(0x7f0000000080)=0xffffffffffffff71) lstat(&(0x7f0000000100)='./file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000380)={{{@in, @in6=@remote, 0x4e24, 0x0, 0x4e22, 0x7, 0x2, 0x0, 0xa0, 0x0, r3, r4}, {0x8, 0x3, 0x7, 0x100000000, 0x6, 0x7fffffff, 0xfffffffffffffffb, 0x7e}, {0x4, 0xfffffffffffffffd, 0xf460, 0x6}, 0x0, 0x0, 0x1, 0x0, 0x2, 0x1}, {{@in, 0x4d4, 0xff}, 0x0, @in=@broadcast, 0x3505, 0x0, 0x3, 0x96e, 0xffff, 0x5, 0x10000}}, 0xe8) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 303.358516] block nbd0: Device being setup by another task 09:04:50 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:50 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r2, 0x4008af04, &(0x7f0000000100)=&(0x7f0000000080)) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) dup3(r1, r3, 0x0) 09:04:50 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:50 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1261, 0xffffffffffffffff) 09:04:51 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x20000308, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 303.421547] block nbd0: Device being setup by another task [ 303.453426] block nbd0: Device being setup by another task 09:04:51 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x58c) 09:04:51 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) dup3(r0, r1, 0x0) sendfile(r2, r2, &(0x7f0000000080), 0x562d) [ 303.523124] block nbd0: shutting down sockets [ 303.554904] block nbd0: shutting down sockets 09:04:51 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x40, 0x0) accept$unix(r1, &(0x7f0000000100)=@abs, &(0x7f0000000080)=0x6e) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 303.642412] block nbd0: shutting down sockets 09:04:51 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab02, 0xffffffffffffffff) 09:04:51 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x20000350, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 1: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x6, &(0x7f0000000040)=[{0x1ff, 0x7, 0x81, 0x2}, {0xffff, 0x40, 0x6, 0x7f}, {0x7, 0x7, 0x7fff}, {0x1, 0x0, 0x9, 0x1}, {0x9, 0x1, 0x4, 0x8}, {0xffffffff000000, 0xdb, 0x80fb, 0x8}]}, 0x10) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:04:51 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 303.668427] block nbd0: Device being setup by another task [ 303.686241] block nbd0: Device being setup by another task 09:04:51 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x97) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:04:51 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 303.782246] block nbd0: shutting down sockets 09:04:51 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x6) [ 303.830678] block nbd0: shutting down sockets 09:04:51 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 303.874891] block nbd0: shutting down sockets 09:04:51 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0xf, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x80081272, 0xffffffffffffffff) 09:04:51 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xff00}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x8002, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x2, 0x4, 0x0, 0x4000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8c0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xdb2e, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x80000000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'vcan0\x00', 0x0}) ioctl$sock_inet6_SIOCDIFADDR(r4, 0x8936, &(0x7f0000000080)={@empty, 0x50, r5}) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) ioctl$sock_inet_SIOCGIFPFLAGS(r1, 0x8935, &(0x7f0000000340)={'veth0_to_team\x00', 0xfffffffffffff6ad}) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000100)=@buf={0xdb, &(0x7f0000000200)="62d7aeaa4471de9c7e145fe4b17b0c95973664b5e3545d09147ab2b746eadab920f20007f332473b7c12ccdfb4c8f87da02ce32715531811995a9e4bcf19b041c8af7d3ac54c9019cc71ca1a8bc46dabb8241e584c46a8d841f2b0ca804311c2884a21c8a7097e13ee1198e88c04511e41a5bca29470aa1404d4200e892961250d06ec5e4dec7e069819b6f8d9342ed2d2789a052966cde6ffc2e24e38efcb4a1331599ae2314f356f41dc519d70f2fd52d95842874f4bebb8ca6b827b85c408f61fc0706655de89d8e953374f5cebe09bc026ec00588a2fbde9c0"}) [ 303.940190] block nbd0: Device being setup by another task 09:04:51 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x101842, 0x0) ioctl$KVM_GET_NR_MMU_PAGES(r1, 0xae45, 0xffff) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SG_SET_FORCE_PACK_ID(r1, 0x227b, &(0x7f0000000080)) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) dup3(r2, r3, 0x0) timer_create(0x4, &(0x7f0000000100)={0x0, 0x1d, 0x1}, &(0x7f0000000140)=0x0) timer_settime(r4, 0x1, &(0x7f0000000200)={{0x77359400}, {0x77359400}}, &(0x7f0000000240)) [ 304.008580] block nbd0: Device being setup by another task [ 304.025363] block nbd2: shutting down sockets 09:04:51 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(0xffffffffffffffff, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 304.062622] block nbd0: shutting down sockets [ 304.085462] block nbd0: shutting down sockets 09:04:51 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x20000250, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x2, 0x0) ioctl$KVM_GET_LAPIC(r1, 0x8400ae8e, &(0x7f0000000200)={"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"}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0xfffffffffffffff9, 0x20002) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$LOOP_GET_STATUS(r1, 0x4c03, &(0x7f0000000600)) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:04:51 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x500000000000000) 09:04:51 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xc0045878, 0xffffffffffffffff) [ 304.122991] block nbd0: shutting down sockets [ 304.174885] block nbd0: shutting down sockets 09:04:51 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 304.246639] block nbd0: shutting down sockets 09:04:51 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 304.271200] block nbd0: Device being setup by another task 09:04:51 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x100000001, 0x4000) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00') r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vga_arbiter\x00', 0x40, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer2\x00', 0x200200, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) r9 = openat$zero(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/zero\x00', 0x400, 0x0) r10 = syz_open_dev$usb(&(0x7f0000000300)='/dev/bus/usb/00#/00#\x00', 0x8, 0x0) r11 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer2\x00', 0x100, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000480)={&(0x7f0000000080), 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xb0, r4, 0x200, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ad}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xcb3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r5}]}, @NBD_ATTR_SOCKETS={0x34, 0x7, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x833c}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4}, 0x0) dup3(r1, r2, 0x0) 09:04:51 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 304.317163] block nbd0: shutting down sockets 09:04:51 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:51 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x48000000) 09:04:51 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5460, 0xffffffffffffffff) [ 304.382036] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:51 executing program 2: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0xa784, 0x0) ioctl$TIOCSWINSZ(r0, 0x5414, &(0x7f0000000080)={0x2, 0xffffffffffffff03, 0x0, 0x2}) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) [ 304.458908] block nbd0: Device being setup by another task [ 304.493265] block nbd0: Device being setup by another task 09:04:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xff00000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:52 executing program 1: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x101842, 0x0) ioctl$KVM_GET_NR_MMU_PAGES(r1, 0xae45, 0xffff) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SG_SET_FORCE_PACK_ID(r1, 0x227b, &(0x7f0000000080)) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) dup3(r2, r3, 0x0) timer_create(0x4, &(0x7f0000000100)={0x0, 0x1d, 0x1}, &(0x7f0000000140)=0x0) timer_settime(r4, 0x1, &(0x7f0000000200)={{0x77359400}, {0x77359400}}, &(0x7f0000000240)) 09:04:52 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab12, 0xffffffffffffffff) 09:04:52 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 304.512526] block nbd0: Device being setup by another task [ 304.542383] block nbd0: Device being setup by another task 09:04:52 executing program 3: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x2, 0x0) listen(0xffffffffffffffff, 0x80) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) write$FUSE_GETXATTR(r0, &(0x7f0000000080)={0x18, 0x0, 0x3, {0x3}}, 0x18) dup3(r2, r3, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 304.604185] block nbd0: shutting down sockets 09:04:52 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$ndb(&(0x7f0000000140)='/dev/nbd#\x00', 0xffffffffffffffff, 0x3fc) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000200)='/dev/amidi#\x00', 0x9, 0x0) ioctl$TIOCSLCKTRMIOS(r1, 0x5457, &(0x7f0000000240)) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000000280)={{0x2, 0x2}, 'port0\x00', 0x58, 0x808, 0x20, 0x6, 0x10000, 0x1, 0x100000001, 0x0, 0x0, 0x80000001}) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) getpeername$packet(0xffffffffffffff9c, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000080)=0x14) socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000100)={'team0\x00', r3}) [ 304.701518] block nbd3: shutting down sockets [ 304.709515] block nbd0: shutting down sockets 09:04:52 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x8b050000) 09:04:52 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 304.747200] block nbd3: shutting down sockets 09:04:52 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x127a, 0xffffffffffffffff) 09:04:52 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) fcntl$addseals(r0, 0x409, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:52 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) sendmsg$nl_crypto(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000003c0)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4}, 0x44800) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x802, 0x0) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f0000000080)={0x9000000, 0x4004400}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000919000/0x400000)=nil, 0x400000, 0xffffffffffffffff, 0x8031, 0xffffffffffffffff, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000380)={0x8, 0x20}, 0x2000) sendmsg$nfc_llcp(r0, &(0x7f0000000ac0)={&(0x7f0000000200)={0x27, 0x0, 0x1, 0x3, 0x8001, 0x400, "5370a50e429eb54493df240beeb235c4a953d66af8add1e5343e705fb9044657b167043b86e2131f0c32630cbf934d4f65b14fc917f881d77e203b7396de8f", 0x1e}, 0x60, &(0x7f0000000a00)=[{&(0x7f0000000280)}, {&(0x7f00000002c0)="dfcb1fea01cd7d57a0c373b00e7468f75d2ca234c46ff264499dd880c5b2aa69d0ebb50ef268e7ef8c100d40de89774a1283871eec83d5509bb373007bd516663bc902017359dae26c39581e2d89636802697127074dfccbe7dd6c1765d940da0b7187f560ab0e8cc566f38c80ef10c2ce94d83620276e908552b5e5d4006ac8ec215c", 0x83}, {&(0x7f0000000580)="447b510aa3e2c805818a92862814893331dd573d17b9219775e3f8c3c63a1b8e2eefc7b6b38af25ba53e4c86087e7a227d5e44df86296c0a5b334152716dc67896f57ee4fafe99e9f7364d5d8fd29f8af7644246aaf3051f8d3c1391d50a0d4f916752fafeb977127ba2bbac063ab9b01eac00d8ac89c7d13eb393cbb268983aaa9a2e6b61686f485f212c96a3f52081c914344450734b087cde563ec1d15ad967ea95977e840000eb5d57967923a4bb6a305355306bb1c9d7d739c2df2426628b5dee54c8b667b64ebc46d6be3ddc025ff6", 0xd2}, {&(0x7f0000000680)="497ace46f559d6a77679fe4fc7c840977fb5c1c1a1dec2ce8799df8c96161571f61eec78e44749df2ac1597cae92214894cf02dd081d9b5ce4300a78a46f41c461850ba7dcc8f4ee8ad8ecb2f018c713f24a92b6c1da6672e376ac239dfa28837799d3f85b42059b76039e5f2d87ef48c2050be422120be66b3abd88582d6fc5132310cc10c301b70366bfb8440573975023d0d4b84f65c8592c3a0a131f48d2", 0xa0}, {&(0x7f0000000740)="85c45d33f1d4819ce08d2b9c6cebd27dd39653041e220da77d495073ff408c7a371157f03ff6cc8b7a76e51a788fe4abc28125aef029d5966049feb5a4b1e80dc07eaaa6fc2b736ed263b2", 0x4b}, {&(0x7f00000007c0)="a7245fb666bf8532cc2a2286b7ef68075a683a2e8866c1bf0b5a59ffba7ec2aebee2c5a421fc0a6be66c629864a0c15d325f2b928c94d1c1ef80ce19a723564f8095378a67cf68ccad96aa17610522c3", 0x50}, {&(0x7f0000000840)="18d2209dcf3e0aede4dec760f2eae873aa463a1bf6d7d4b899cd84df79cb8b6cc233615cd38e8538e803edb50467a996c7ef1b3cbc9e722ee47f3dd51cc26fd4d1446e62c23e7f39da63d0528e19a49a5e96eb154037989d0f821c2db8e798b4cc7b169fe3e75a2ad2", 0x69}, {&(0x7f00000008c0)="c460478ad24b65b26bf7fefb246db1c5d8f62db115e8c471e59aa49cfc2d4a72982a84b1846ee7c3de81c3efbcbc8f0d7eae71e7d612fab9fe7867fdb243fd6f1bc363af7b2bb1e1b5db911bd33b5eb59b21e5d7f38119281e6c77c550f21857d850b98967c42b5ce241d46e8e430bf10eb73ac11ce3e3cd65454e57f830e324c15e1dbc822906b8767c5ab1226ed78f0818576d714d46f48e2e38f4986c29bc897ab7a3b0ef905e79d19d01f8f67f10dac031decc80eeb195f4279c80da6504943a8d2c4b8501e9f5b21b1b4efe75e4d3f1e0", 0xd3}, {&(0x7f00000009c0)="cf45fd151a20c106c7d1a51ea077f16da0", 0x11}], 0x9, 0x0, 0x0, 0x4}, 0x40000) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000b00)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000c80)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000c40)={&(0x7f0000000b40)={0xcc, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x58}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x4}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6e}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x73}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0xc0}, 0x8004) 09:04:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xff000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x0, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 304.894725] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. [ 304.915925] block nbd0: shutting down sockets 09:04:52 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x3000000) 09:04:52 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x401870cc, 0xffffffffffffffff) [ 305.019796] block nbd0: Device being setup by another task [ 305.055527] block nbd0: Device being setup by another task 09:04:52 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) 09:04:52 executing program 2: getrusage(0x1, &(0x7f0000000200)) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$sock_int(r0, 0x1, 0x0, &(0x7f0000000040)=0xee9, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 305.177864] block nbd0: Device being setup by another task 09:04:52 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5451, 0xffffffffffffffff) [ 305.241376] block nbd0: Device being setup by another task [ 305.248685] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. [ 305.261767] block nbd0: Device being setup by another task 09:04:52 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x4000000) 09:04:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:52 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 305.357286] block nbd0: Device being setup by another task 09:04:52 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) [ 305.521468] block nbd0: Device being setup by another task [ 305.533740] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. [ 305.543175] block nbd0: Device being setup by another task [ 306.310374] block nbd0: Device being setup by another task [ 306.317049] block nbd0: shutting down sockets [ 306.416527] block nbd0: shutting down sockets 09:04:54 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = gettid() r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, r1, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000300)='/dev/rfkill\x00', 0x2, 0x0) getsockopt$ARPT_SO_GET_REVISION_TARGET(r3, 0x0, 0x63, &(0x7f0000000240)={'icmp6\x00'}, &(0x7f0000000280)=0x1e) accept4(r0, &(0x7f0000000040)=@pppoe={0x18, 0x0, {0x0, @random}}, &(0x7f0000000100)=0x80, 0x800) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x200) r5 = openat$null(0xffffffffffffff9c, &(0x7f0000000140)='/dev/null\x00', 0x1, 0x0) ioctl$UI_SET_KEYBIT(r5, 0x40045565, 0xf8) sysfs$3(0x3) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) dup3(r2, r4, 0x0) 09:04:54 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x0, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:54 executing program 2: r0 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x7ff, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$BLKRAGET(r2, 0x1263, &(0x7f0000000040)) 09:04:54 executing program 7: r0 = syz_open_dev$audion(&(0x7f0000000140)='/dev/audio#\x00', 0xfffffffffffffff8, 0x2) accept4$llc(r0, 0x0, &(0x7f00000002c0), 0x800) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000200)={0x0, 0x91, "fce56c52e8c04de77a07aa0653507c6c8aafe4cc86732a5418d116b01778091872bde7378b7624465e71afe7653ae9729534a80e449878751f9a9e906eaef5e4d616d43c4cd44bf396f2e69142b647c2455b431814079d5574625969a6edce0f78e8e86ea92c887f13b230a8445f17fea7b5d8070de014ad6c532c64410e952ce83c5ebab403d1556376d1b026793267f1"}, &(0x7f0000000080)=0x99) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r2, 0x84, 0x23, &(0x7f0000000100)={r3, 0x2}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:04:54 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x3f00) 09:04:54 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x300, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x400000, 0x0) [ 306.711615] block nbd0: Device being setup by another task [ 306.718160] block nbd0: Device being setup by another task [ 306.724133] block nbd0: NBD_DISCONNECT [ 306.727549] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. [ 306.744237] block nbd0: Device being setup by another task 09:04:54 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x3, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f0000000040)={0xffffffffffffff8f, 0xffff, 0x100000001, 0x7}, 0x10) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:04:54 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x6, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x5, 0xffffffff7fffffff, 0x8004, 0x4, 0x401, 0x0, 0x1, 0x8, r2}, 0x20) 09:04:54 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 306.761651] block nbd0: Device being setup by another task [ 306.782286] block nbd0: Disconnected due to user request. [ 306.788124] block nbd0: shutting down sockets 09:04:54 executing program 2: setrlimit(0xf, &(0x7f0000000040)={0x80000001, 0x2}) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:54 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) [ 306.912081] block nbd0: Device being setup by another task [ 306.928621] block nbd0: NBD_DISCONNECT 09:04:54 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x81, 0x4400) setsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000140)=@int=0x7, 0x4) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x79b5c4d1, 0x0) ioctl$UFFDIO_ZEROPAGE(r3, 0xc020aa04, &(0x7f0000000080)={{&(0x7f0000ffe000/0x1000)=nil, 0x1000}, 0x1}) dup3(r2, r2, 0x0) 09:04:54 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x5, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 306.953362] block nbd0: Device being setup by another task [ 306.970383] block nbd0: NBD_DISCONNECT 09:04:54 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = dup2(r2, r1) ioctl$EVIOCGUNIQ(r4, 0x80404508, &(0x7f0000000200)=""/232) dup3(r2, r3, 0x0) 09:04:54 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x7, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 307.012372] block nbd0: Disconnected due to user request. [ 307.018093] block nbd0: shutting down sockets [ 307.035768] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:54 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:54 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:54 executing program 7: getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000200)={{{@in=@broadcast, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@dev}}, &(0x7f0000000040)=0xe8) stat(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000300)='./file1\x00', &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(r0, r1, r2) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) [ 307.072367] block nbd0: Device being setup by another task [ 307.092222] block nbd0: Device being setup by another task [ 307.110813] block nbd0: Device being setup by another task 09:04:54 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x6, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x480300, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x10000}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000200)={r3, @in={{0x2, 0x4e21, @broadcast}}, 0x5, 0x3ff, 0x6, 0x7, 0x80}, &(0x7f0000000140)=0x98) [ 307.153224] block nbd0: Device being setup by another task [ 307.176676] block nbd0: Device being setup by another task [ 307.237492] netlink: 65350 bytes leftover after parsing attributes in process `syz-executor1'. [ 307.253145] block nbd0: shutting down sockets [ 307.273605] block nbd0: NBD_DISCONNECT 09:04:54 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) getsockopt$sock_timeval(r0, 0x1, 0x0, &(0x7f0000000040), &(0x7f0000000080)=0x10) dup3(r1, r2, 0x0) 09:04:54 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x8, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 307.291399] block nbd0: NBD_DISCONNECT 09:04:54 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 307.324529] block nbd0: Device being setup by another task [ 307.364456] block nbd0: Device being setup by another task 09:04:54 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r3, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r4}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:54 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x7, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:54 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) r1 = syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x1, 0x40) ioctl$KVM_S390_INTERRUPT_CPU(r1, 0x4010ae94, &(0x7f0000000100)={0xfff, 0x8, 0x10000}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x80000, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r2, 0x54a2) 09:04:54 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") fcntl$getownex(r0, 0x10, &(0x7f0000000040)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_dev$usb(&(0x7f0000000200)='/dev/bus/usb/00#/00#\x00', 0x2, 0x200500) ioctl$RTC_WKALM_RD(r4, 0x80287010, &(0x7f0000000240)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r5 = syz_open_dev$usbmon(&(0x7f0000000100)='/dev/usbmon#\x00', 0x9606, 0x400000) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000400)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000140)=0xaf) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0xfffffffffffffff7, 0x8000, 0xff, 0x1, 0x0, 0x7ff, 0x0, r6}, &(0x7f0000000300)=0x20) dup3(r2, r3, 0x0) [ 307.373363] block nbd0: Device being setup by another task [ 307.468544] block nbd0: Disconnected due to user request. [ 307.474276] block nbd0: shutting down sockets [ 307.498090] block nbd0: Device being setup by another task [ 307.509529] block nbd0: Device being setup by another task 09:04:55 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x80002, 0x0) sendmsg$can_raw(r2, &(0x7f0000000200)={&(0x7f0000000080), 0x10, &(0x7f0000000140)={&(0x7f0000000100)=@can={{0x1, 0x4, 0x2, 0x19}, 0x0, 0x2, 0x0, 0x0, "df66888362625068"}, 0x10}, 0x1, 0x0, 0x0, 0x4000000}, 0x24004000) 09:04:55 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x2, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:55 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 307.525434] block nbd0: NBD_DISCONNECT 09:04:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x2, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 307.564736] block nbd0: NBD_DISCONNECT 09:04:55 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) [ 307.605720] block nbd0: Device being setup by another task 09:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/ip_mr_cache\x00') listen(r0, 0xa) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:04:55 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040), &(0x7f0000000100)=0x8) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer2\x00', 0x20000, 0x0) r3 = dup3(r1, r2, 0x0) connect$l2tp(r3, &(0x7f0000000140)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x3, 0x3, 0x0, 0x1, {0xa, 0x4e20, 0x5, @mcast1}}}, 0x3a) 09:04:55 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x3, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:55 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) sendmsg$IPVS_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)={0x48, 0x0, 0x0, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}]}]}, 0x48}}, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 307.700877] block nbd0: Device being setup by another task [ 307.710468] block nbd0: Device being setup by another task [ 307.732435] block nbd0: Device being setup by another task 09:04:55 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0xb12, 0x80000) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000200)={'filter\x00', 0x7, 0x4, 0x488, 0x280, 0x140, 0x280, 0x3a0, 0x3a0, 0x3a0, 0x4, &(0x7f0000000080), {[{{@uncond, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@empty, @mac=@broadcast, @remote, @broadcast, 0xe}}}, {{@arp={@loopback, @loopback, 0xffffffff, 0xffffff00, @mac=@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, {[0xff, 0xff, 0x0, 0x0, 0x0, 0xff]}, @mac, {[0xff, 0x0, 0xff, 0x0, 0xff]}, 0x28, 0x2, 0x4, 0x2, 0x41f4, 0x8, 'erspan0\x00', 'veth0_to_bond\x00', {0xff}, {}, 0x0, 0x182}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac=@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @empty, @rand_addr=0x4, @broadcast, 0xf, 0xffffffff}}}, {{@uncond, 0xf0, 0x120}, @unspec=@CONNMARK={0x30, 'CONNMARK\x00', 0x1, {0x7, 0x9, 0x8, 0x2}}}], {{[], 0xc0, 0xe8}, {0x28}}}}, 0x4d8) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:04:55 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = socket(0x0, 0x0, 0xffff) connect$pppoe(r2, &(0x7f0000000040)={0x18, 0x0, {0x1, @dev={[], 0xf}, 'lo\x00'}}, 0x1e) 09:04:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x1000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 307.790466] block nbd0: Device being setup by another task 09:04:55 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240), &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:55 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/mcfilter\x00') write$FUSE_NOTIFY_INVAL_ENTRY(r4, &(0x7f0000000100)={0x21, 0x3, 0x0, {0x4}}, 0x21) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) [ 307.869414] block nbd0: Disconnected due to user request. [ 307.875126] block nbd0: shutting down sockets 09:04:55 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000140)={0x3a, @empty, 0x4e22, 0x4, 'none\x00', 0x8, 0x7, 0x33}, 0x2c) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:55 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x4, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 307.945775] block nbd0: NBD_DISCONNECT [ 307.972464] block nbd0: NBD_DISCONNECT 09:04:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x2000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:55 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x42, 0x0) setsockopt$XDP_RX_RING(r0, 0x11b, 0x2, &(0x7f0000000080)=0x10, 0x4) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r0, 0x6612) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000100)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x80000) [ 308.006763] block nbd0: Device being setup by another task 09:04:55 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) r1 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x9, 0x2) ioctl$EVIOCGBITSW(r1, 0x80404525, &(0x7f0000000200)=""/241) [ 308.065788] block nbd0: Device being setup by another task [ 308.078388] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:55 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0xa8000, 0x0) ioctl$VT_DISALLOCATE(r0, 0x5608) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000200)=0x0) ptrace$setopts(0x4206, r1, 0x200, 0x10) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r2) syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x6, 0x6001) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000280)='/dev/rfkill\x00', 0x8a102, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rfkill\x00', 0x4040fa, 0x0) syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x6, 0x2040) r5 = openat$full(0xffffffffffffff9c, &(0x7f0000000100)='/dev/full\x00', 0x10000, 0x0) ioctl$FS_IOC_RESVSP(r4, 0x40305828, &(0x7f00000002c0)={0x0, 0x4, 0x5, 0xffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) 09:04:55 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(0xffffffffffffffff, 0xc028ae92, &(0x7f0000000080)={0x8, 0xa282}) 09:04:55 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x5, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 308.128816] block nbd0: Disconnected due to user request. [ 308.134486] block nbd0: shutting down sockets 09:04:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x2, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:55 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x7ff, 0x200) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 308.234526] block nbd0: NBD_DISCONNECT [ 308.253634] block nbd0: Device being setup by another task [ 308.274252] block nbd0: NBD_DISCONNECT 09:04:55 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) link(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00') openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x0, 0x0) fcntl$dupfd(r1, 0x406, r2) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000002480)='fdinfo/3\x00') ioctl$NBD_SET_SOCK(r3, 0xab00, r4) getsockopt$EBT_SO_GET_INIT_ENTRIES(r4, 0x0, 0x83, &(0x7f0000000100)={'filter\x00', 0x0, 0x4, 0x92, [], 0xa, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f00000002c0)=""/146}, &(0x7f0000000380)=0x78) dup3(r2, r3, 0x0) setsockopt(r1, 0x100000000, 0x8000, &(0x7f0000000440)="03d022686b0d3081000661d7e2cf250361c0256b3eb4b61ef1749b9e37a9885743e08d47981966df6eb597d70349a448810274a836c68c736754b70d7e99486523ce0bc15ddc1bfecf4179167505935ac38f494e52252ff01ff625e09e003c0c053671750361fcf0cdb8e7b31325cdb75440a8812d607bc4a14679e396", 0x7d) 09:04:55 executing program 7: ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000040)=0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000000000, 0x2, 0x0, 0x0, 0x7, 0x0, 0x0, 0x80b7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xb48, 0x7}}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:04:55 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 308.318653] block nbd0: Device being setup by another task [ 308.324731] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 308.337758] block nbd0: Disconnected due to user request. [ 308.343431] block nbd0: shutting down sockets 09:04:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x100000000000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:55 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x100, 0x0) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x3, 0x4000) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x80000, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 09:04:55 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) setsockopt$packet_int(r3, 0x107, 0xb, &(0x7f0000000080)=0x76c, 0x4) 09:04:55 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x0, 0xa282}) 09:04:56 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:56 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x200000000000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:56 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xff000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 308.517111] block nbd0: NBD_DISCONNECT [ 308.535347] block nbd0: Device being setup by another task [ 308.548583] block nbd0: NBD_DISCONNECT 09:04:56 executing program 3: listen(0xffffffffffffffff, 0x0) socketpair(0x11, 0x1, 0x4cd, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_DIRENT(r1, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x168) fcntl$getownex(r0, 0x10, &(0x7f0000000100)) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$KDGETMODE(r3, 0x4b3b, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) 09:04:56 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:04:56 executing program 0: r0 = socket$inet6(0xa, 0x1000000000001, 0x0) ioctl(r0, 0x8912, &(0x7f0000000140)="0a5cc80700315f85715070") ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000040)=0x400) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = dup3(r2, r3, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r4, 0x40045542, &(0x7f0000000300)=0x1000) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') accept4$alg(r4, 0x0, 0x0, 0x80800) sendmsg$IPVS_CMD_GET_INFO(r2, &(0x7f00000002c0)={&(0x7f0000000080), 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x5c, r5, 0x701, 0x70bd2b, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_DAEMON={0x38, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x8}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @remote}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x6}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x0) [ 308.612275] block nbd0: Disconnected due to user request. [ 308.618015] block nbd0: shutting down sockets 09:04:56 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x80, 0x4001) ioctl$KVM_SET_PIT(r1, 0x8048ae66, &(0x7f0000000100)={[{0xfffffffffffff4be, 0x100000001, 0x20, 0x5, 0x8, 0x83, 0x100000001, 0x400, 0x1, 0x200, 0x753e, 0x3000000, 0x6}, {0x6, 0xbf97, 0x80000001, 0x10000, 0x11b, 0x3, 0x9, 0x7, 0x3, 0x55b, 0xfffffffffffffffb, 0x9c, 0x1}, {0x1ff, 0x6ef9bcb2, 0x1f, 0x93, 0x1, 0xffffffffffffffff, 0x177b, 0xea3, 0x100, 0xfb, 0xfffffffffffffff7, 0x7, 0xf4f}], 0x7fff}) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) [ 308.683655] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 308.718548] block nbd0: shutting down sockets 09:04:56 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0xffffff7f00000000, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:56 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000140)={0x0, 0x188, 0x602, 0x10000200}, 0x10) write$P9_RCREATE(r1, &(0x7f0000000080)={0x18, 0x73, 0x1, {{0x40, 0x1, 0x8}, 0xd6c}}, 0x18) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$KVM_TRANSLATE(r1, 0xc018ae85, &(0x7f0000000100)={0x6001, 0xd004, 0x80000001, 0x0, 0x5}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 308.751326] block nbd0: shutting down sockets [ 308.772812] block nbd0: shutting down sockets 09:04:56 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xff00}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 308.796058] block nbd0: shutting down sockets [ 308.818621] block nbd0: NBD_DISCONNECT 09:04:56 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:56 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/mcfilter\x00') write$FUSE_NOTIFY_INVAL_ENTRY(r4, &(0x7f0000000100)={0x21, 0x3, 0x0, {0x4}}, 0x21) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) [ 308.846401] block nbd0: NBD_DISCONNECT 09:04:56 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) write$binfmt_aout(r0, &(0x7f0000000200)={{0x108, 0x4, 0x4, 0x160, 0x12d, 0x7fffffff, 0x66, 0x8}, "8746bd0bfdaa6b1bce7ca96a3ec6224b40c14bfb1ecdb4fe6919b8e6f59d2ea12c0514d3238f901c875dc5917a1ad6ab8421ae9344f15e7643e69f5c021cb4d3c3aadbb7301d4afd81b2b0eb4ef4c10e538dc15a96247c9a9c41bc9cf9bf205f6a1dd983b0c1ecbc199b27ac22931095579103dd823768aecf5f182444ce54a1caf097d1a67a0991e624997a148ca51218c205b5d45db3c84c2fd06577441a05bf4ab138d72da8e84352ce50d574ee7f39f8ff8d36941c9999aa"}, 0xda) r3 = dup3(r1, r2, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000000040), &(0x7f0000000080)=0x4) 09:04:56 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'veth1_to_bond\x00', 0x1}, 0x18) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) dup3(r3, r4, 0x0) [ 308.912605] block nbd0: Disconnected due to user request. [ 308.918281] block nbd0: shutting down sockets 09:04:56 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x30, 0x4, 0x9c6}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f0000000100)={r3, 0x10000000008001}, 0xfffffffffffffce8) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:04:56 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0xffffff7f, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 308.961553] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 309.016063] block nbd0: shutting down sockets 09:04:56 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:56 executing program 2: exit(0x1) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x200000, 0x0) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) setsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f00000000c0)={0x0, 0x2710}, 0x10) [ 309.046339] block nbd0: shutting down sockets 09:04:56 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:56 executing program 6: getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000200)={{{@in=@broadcast, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@dev}}, &(0x7f0000000040)=0xe8) stat(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000300)='./file1\x00', &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(r0, r1, r2) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) 09:04:56 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x200000000000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 309.098521] block nbd0: shutting down sockets [ 309.116471] block nbd0: shutting down sockets 09:04:56 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$sock_ifreq(r0, 0x895f, &(0x7f0000000040)={'lo\x00', @ifru_hwaddr=@remote}) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0xfffffffffffffd41, 0x141241) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r4, 0x800442d3, &(0x7f0000000100)={0x21, 0x10001, 0x2, @local, 'bond_slave_0\x00'}) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r4, 0x84, 0x75, &(0x7f0000000140)={0x0, 0x4}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r4, 0x84, 0x1b, &(0x7f0000000240)={r5, 0x4e, "594b0a755b35249acf8a79c65ff9418d5a7fb84eeabc2489bfb2336b95d622401683216805794e31295ced0aa3318a4884d090f41df57169737155f44f0e17e9be2280e2bb08a940973fbb1fd8b0"}, &(0x7f00000002c0)=0x56) dup3(r2, r3, 0x0) 09:04:56 executing program 7: r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:04:56 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000200)={{{@in, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}}}, &(0x7f0000000100)=0xe8) sendmsg$nl_netfilter(r1, &(0x7f0000000600)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1001400}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x2d0, 0x2, 0x7, 0x4, 0x70bd2a, 0x25dfdbfd, {0x5, 0x0, 0x1}, [@generic="8f7741d2d8a3394ab1d704a222553afd23101cd93b1816f41d762b21f680a6d993432935f80e1cb0c1143d5a46fcc6baac639ec508def5d7f4f8d947083de104963c2995aa8b503825ad205de19c98c808cac821f6c8851f983a378e317434bdb234f862fbae4e6f91ff53e4e417e3567e7afc0702614f6f284930cfd9b7d1fc59a3ff58646dc6f7d56691913157c60c46273911cb7b4401c10e1a69ffb9f6e820f539e2ebb0c73f0ad1474df508c43aed7302c90f3136a3de1b3ac0500909193871f0b92e039e0fe5a811a9ba9d886f956b", @generic="b8920713dcdae2100838718a88fa66fd6f6fb7ca234821b4626d4124e9d14f5d5b9d92313a8dddd47e8af993200286a52beb621700448781759835961fc09025fdd2296aa7fde541239146035a8192dc9d1406c2d55ede351b4d5e2dd3ecab635989e152078e20f124f56c751d4eefb731decb1efbe5fe2cdcf3bb9594dcfc43a2ba0ed872628ebf1c37b529347d8f17b574db447b697760fa5a76566dd3ad6e4052934919df3c44c9fa64ef6a4bd6d24aa07bf0d53984f0624df0e24093627a71f37ff9eb059ddeff0050a074b51d5ffc29794ff80b293cd975df5ecf", @nested={0x10c, 0x1f, [@generic="15bb2d52bf291cc343c91a4235b78cbecbf28bb8e92118c598e1ba915c9ae4f698aa7864860b6e314d8fede3a074d84ed97365f4236a77d059383c4cce5c4064af98201da1366f115c9f5dda8f11f42b70b32bc7e4e3f9f433108d13e9d812e9eda943db2dbec46b0e203a68ad805b955a693ab322bed79ab4f983b70c8677a72dbf34bbd5fb81bb82236fb7225c73618494476339659dbe1b7a9d968f07550307af8332d666b49f7cec6be5dd1485e3fa1a5bc5460db9a82eaa9252709d5ff807d3eeb980a3ccbc8af013a7867325380b84a7c88e3053b5c8229574c91c41c1d266e32d0bd53eedcaaa19", @typed={0x14, 0x2, @ipv6=@ipv4={[], [], @loopback}}, @typed={0x8, 0x85, @uid=r3}]}]}, 0x2d0}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r1, &(0x7f0000002b00)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000002ac0)={&(0x7f0000000680)={0x2428, 0x14, 0x2, 0x10, 0x70bd2d, 0x25dfdbfb, {0x0, 0x0, 0x8}, [@nested={0x1004, 0x78, 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@generic="1f2cb029fe2836ab141239446c3167840408dbd0179ab3ae210cd419f0ae8346587cdb22f2f5d35c77728f0a4f2f9347a27a6ac1bb55dd85fa118ed6d6cbf8db4cd4b819cd7f9b7968e5bbae0f6da817ec70497f66a18c6685591e71ce234f0b0c6b6b777ff8f81b63f96893b40c2fb1119b7c8779deda457b24081465dfb406f353f833b1e2cd06435b12569d737cddf4cc43ff6b1a7cc616759609fb1df052d39d8be949e508d1a9b85ee3d9ef58c2abd3f283dd6040dbc031ccdd574fdbd1ce4e19664a18f32208ef1ab3e8775acba4d88922", @nested={0x1100, 0x76, [@typed={0x8, 0x3c, @ipv4=@dev={0xac, 0x14, 0x14, 0xc}}, @generic="15e3d4479e89e558e27e713ab0e0a0414c780d7634e74a6c500622141407639c5761a73fdb30f8e70b47b3a26a7400462418cf78303f01b5ed330c5e13f9c399b508c78918b5941c382ded1d6cbb76b982105e9b5313c2dc5f99cb64a94ca2bdc540da6f61deacea961fca66cc81bcd6a12bacad690ccef2fe2f091bda275bb782017416dfcc5723c7bacf917f7b9d6bfcb5bf643c237640d8b0d8e12b061aba90ef78f533", @generic="4ec576f4895f7ff1cf83eefe9f9bb696920bb6092d4ea0040da372b47dbf60bcc989d3969101ca8e66de6e36826f975e2487c762421b11a75ebfb2aaeae9854cb1a3447e36605f492c4fd9b9", @generic="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"]}, @nested={0x150, 0x54, [@typed={0x14, 0x2, @ipv6=@ipv4={[], [], @remote}}, @generic="45eaa26c1ad08802791b757bccf63679ab7d0665dae5c305c2c1eecc43e62188d5e90458382090d504ff399b7e11835abe0f5d736b21718b453e6a0c401528350c805d182b84c9ed597244065c6d7a7cdf84b74a5abdb08353fd9bbd9bbf984b9f9c24dae234388d90e5f1b198bc90d8", @generic="f170c838549f88dc72537919", @generic="355ce5ff1f45ba57e569306ca473d003961a10c323c6baeb60a9f214c1e390f9316e2bc55d43d2d071a81adec3867b58b16d24845fdd5a49e2844df15c110e26633a01f3d409dd2edea0eec89d6601", @generic="1f7790db5fefad07506eabb193619f412b2f1ab681", @generic="33a82e3f63cc964856bf5af704bdf5da63f3a44aa0c3162d8275708e71bae96631f476242527795ce4ceb3f3e9c6fbcc06a648fe5ec0473668b6c6538924551aa95ab2d45612c8ba687a81f48194433c22a06bda540a"]}, @generic="634e8cb34a985b71a0f95a95daaadb0eb3639eac49f39d9cb51b85833726618f7bea2ad53e6244088466f362917c5489b4ac8f935a7ffd9abc4afa473646d4d4ef4463bbd3998d39ff21b18216a49600e4a282835ecc014c4e495eada3143595744991e2401f1b647487572cabb05b3a203e3c27a3cc7a4acbd38fa913767e67ce8353bb962e23b33835056690b90414cd06174ea959af39d31aa0f60478db58ce311b0a40f9bc494b43dafbe13c969558524ecc0424cd946e97d00e8c1f75b21178e996d76734abbfcfc00a40992af6d21760a78a1ca2fbef73574a42d6a88b77f9c0b964d3776c18860a"]}, 0x2428}, 0x1, 0x0, 0x0, 0x40000}, 0x200400c0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) dup3(r2, r4, 0x0) 09:04:56 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 309.247915] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 309.247921] block nbd0: NBD_DISCONNECT [ 309.272444] block nbd0: Device being setup by another task [ 309.309357] block nbd0: NBD_DISCONNECT 09:04:56 executing program 6: listen(0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) sendmsg$nl_crypto(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000003c0)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4}, 0x44800) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x802, 0x0) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f0000000080)={0x9000000, 0x4004400}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000919000/0x400000)=nil, 0x400000, 0xffffffffffffffff, 0x8031, 0xffffffffffffffff, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000380)={0x8, 0x20}, 0x2000) sendmsg$nfc_llcp(r0, &(0x7f0000000ac0)={&(0x7f0000000200)={0x27, 0x0, 0x1, 0x3, 0x8001, 0x400, "5370a50e429eb54493df240beeb235c4a953d66af8add1e5343e705fb9044657b167043b86e2131f0c32630cbf934d4f65b14fc917f881d77e203b7396de8f", 0x1e}, 0x60, &(0x7f0000000a00)=[{&(0x7f0000000280)}, {&(0x7f00000002c0)="dfcb1fea01cd7d57a0c373b00e7468f75d2ca234c46ff264499dd880c5b2aa69d0ebb50ef268e7ef8c100d40de89774a1283871eec83d5509bb373007bd516663bc902017359dae26c39581e2d89636802697127074dfccbe7dd6c1765d940da0b7187f560ab0e8cc566f38c80ef10c2ce94d83620276e908552b5e5d4006ac8ec215c", 0x83}, {&(0x7f0000000580)="447b510aa3e2c805818a92862814893331dd573d17b9219775e3f8c3c63a1b8e2eefc7b6b38af25ba53e4c86087e7a227d5e44df86296c0a5b334152716dc67896f57ee4fafe99e9f7364d5d8fd29f8af7644246aaf3051f8d3c1391d50a0d4f916752fafeb977127ba2bbac063ab9b01eac00d8ac89c7d13eb393cbb268983aaa9a2e6b61686f485f212c96a3f52081c914344450734b087cde563ec1d15ad967ea95977e840000eb5d57967923a4bb6a305355306bb1c9d7d739c2df2426628b5dee54c8b667b64ebc46d6be3ddc025ff6", 0xd2}, {&(0x7f0000000680)="497ace46f559d6a77679fe4fc7c840977fb5c1c1a1dec2ce8799df8c96161571f61eec78e44749df2ac1597cae92214894cf02dd081d9b5ce4300a78a46f41c461850ba7dcc8f4ee8ad8ecb2f018c713f24a92b6c1da6672e376ac239dfa28837799d3f85b42059b76039e5f2d87ef48c2050be422120be66b3abd88582d6fc5132310cc10c301b70366bfb8440573975023d0d4b84f65c8592c3a0a131f48d2", 0xa0}, {&(0x7f0000000740)="85c45d33f1d4819ce08d2b9c6cebd27dd39653041e220da77d495073ff408c7a371157f03ff6cc8b7a76e51a788fe4abc28125aef029d5966049feb5a4b1e80dc07eaaa6fc2b736ed263b2", 0x4b}, {&(0x7f00000007c0)="a7245fb666bf8532cc2a2286b7ef68075a683a2e8866c1bf0b5a59ffba7ec2aebee2c5a421fc0a6be66c629864a0c15d325f2b928c94d1c1ef80ce19a723564f8095378a67cf68ccad96aa17610522c3", 0x50}, {&(0x7f0000000840)="18d2209dcf3e0aede4dec760f2eae873aa463a1bf6d7d4b899cd84df79cb8b6cc233615cd38e8538e803edb50467a996c7ef1b3cbc9e722ee47f3dd51cc26fd4d1446e62c23e7f39da63d0528e19a49a5e96eb154037989d0f821c2db8e798b4cc7b169fe3e75a2ad2", 0x69}, {&(0x7f00000008c0)="c460478ad24b65b26bf7fefb246db1c5d8f62db115e8c471e59aa49cfc2d4a72982a84b1846ee7c3de81c3efbcbc8f0d7eae71e7d612fab9fe7867fdb243fd6f1bc363af7b2bb1e1b5db911bd33b5eb59b21e5d7f38119281e6c77c550f21857d850b98967c42b5ce241d46e8e430bf10eb73ac11ce3e3cd65454e57f830e324c15e1dbc822906b8767c5ab1226ed78f0818576d714d46f48e2e38f4986c29bc897ab7a3b0ef905e79d19d01f8f67f10dac031decc80eeb195f4279c80da6504943a8d2c4b8501e9f5b21b1b4efe75e4d3f1e0", 0xd3}, {&(0x7f00000009c0)="cf45fd151a20c106c7d1a51ea077f16da0", 0x11}], 0x9, 0x0, 0x0, 0x4}, 0x40000) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000b00)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000c80)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000c40)={&(0x7f0000000b40)={0xcc, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x58}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x4}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6e}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x73}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0xc0}, 0x8004) 09:04:56 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0xffffff7f00000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:56 executing program 1: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 309.339369] block nbd0: Device being setup by another task [ 309.376839] block nbd0: Device being setup by another task 09:04:56 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000140)='/dev/full\x00', 0x101000, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, r1) ioctl$RTC_WIE_OFF(0xffffffffffffffff, 0x7010) ioctl$sock_bt(r1, 0x541b, &(0x7f0000000200)="a6952283132167456d828b7a574a02e3c1507e7eab50bcc76c638bac1673324e5a2136ea13cf7ceed95648fb4e2ddb1a3af5aca3aebf8e284ca6c822d2e0ef00eb7f69ae01f95e82ee60aca9f27706295a20c1d5851c56ac643e2a0308f85b3e5df9064c154d316e4f0bc9fa0098e0861ad2f4b81dcfabf328aea0c30a76d7a3885310b9cf3f1f872f92b4249b9d2156f86a8ce92504bf544d5f19dc86df98c6b35c89cc5ed1c565698cf574741634ef2bc6333f9cb3f75d5a1c5e15413f745e238e4441135d759af223") 09:04:56 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = syz_open_dev$midi(&(0x7f0000000240)='/dev/midi#\x00', 0xfffffffffffffffa, 0x101000) ioctl$KVM_SET_PIT(r1, 0x8048ae66, &(0x7f0000000280)={[{0x100000000, 0x87b3, 0x80, 0xfffffffffffffeff, 0xfffffffffffffffa, 0x7, 0x2, 0x3, 0x0, 0x9, 0x10000, 0x9, 0x7}, {0x9, 0x10001, 0x2, 0x9, 0x7, 0x2, 0x9, 0x8b7, 0x2, 0x3f, 0xae, 0x1, 0x40}, {0x8, 0x6, 0x2, 0x2, 0x9, 0x1, 0x2, 0x5, 0x9, 0x9, 0x5, 0xb56, 0x2}]}) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000001c0)=0x0) r3 = syz_open_dev$sndpcmp(&(0x7f0000000200)='/dev/snd/pcmC#D#p\x00', 0x200, 0x40000) r4 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x3, 0x0, 0x0, 0x280, 0x0, 0x0, 0x0, 0x0, 0x800000000, 0xfffffffffffffffd, 0x0, 0x7, 0x0, 0x0, 0x0, 0xffff, 0xd0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, r2, 0x0, r3, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r6 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x400, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) getsockopt$inet_sctp_SCTP_INITMSG(r6, 0x84, 0x2, &(0x7f0000000300), &(0x7f0000000340)=0x8) timerfd_settime(r6, 0x0, &(0x7f0000000140)={{}, {0x0, 0x989680}}, &(0x7f0000000180)) dup3(r4, r5, 0x0) 09:04:56 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 309.425280] block nbd0: Device being setup by another task [ 309.487294] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:57 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) accept4$packet(0xffffffffffffff9c, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000100)=0x14, 0x80800) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000140)=r4) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x800000000000) 09:04:57 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x1000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 309.538599] block nbd0: NBD_DISCONNECT [ 309.638791] block nbd0: Device being setup by another task [ 309.690460] block nbd0: Device being setup by another task 09:04:57 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setsig(r0, 0xa, 0x1a) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:04:57 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:57 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) prctl$setfpexc(0xc, 0x0) r1 = accept4$bt_l2cap(0xffffffffffffff9c, &(0x7f0000000040), &(0x7f0000000080)=0xe, 0x80000) r2 = syz_open_dev$audion(&(0x7f0000000140)='/dev/audio#\x00', 0x100, 0x100) write$input_event(r2, &(0x7f0000000200)={{0x0, 0x2710}, 0x3, 0x4, 0x81}, 0x18) setsockopt$bt_BT_POWER(r1, 0x112, 0x9, &(0x7f0000000100)=0x3, 0x1) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:04:57 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000080), &(0x7f0000000100)=0x4) r1 = syz_open_dev$dmmidi(&(0x7f0000000140)='/dev/dmmidi#\x00', 0x7f, 0x200) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000280)={0x3000, 0x4, 0x372, 0x4, 0x3}) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = syz_open_dev$ndb(&(0x7f0000000300)='/dev/nbd#\x00', 0x0, 0x0) r4 = geteuid() fstat(r3, &(0x7f0000001440)={0x0, 0x0, 0x0, 0x0, 0x0}) r6 = geteuid() r7 = getuid() r8 = geteuid() r9 = fcntl$getown(r2, 0x9) r10 = getuid() stat(&(0x7f0000004100)='./file0\x00', &(0x7f0000004140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000041c0)=0x0) stat(&(0x7f0000004200)='./file0\x00', &(0x7f0000004240)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f00000042c0)='./file0\x00', &(0x7f0000004300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r15 = gettid() getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000004380)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@dev}}, &(0x7f0000004480)=0xe8) getgroups(0x7, &(0x7f00000044c0)=[0x0, 0x0, 0xee01, 0xee01, 0xffffffffffffffff, 0xee00, 0xee01]) r18 = fcntl$getown(r1, 0x9) r19 = geteuid() getresgid(&(0x7f0000004500), &(0x7f0000004540), &(0x7f0000004580)=0x0) r21 = gettid() getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f00000045c0)={{{@in6=@mcast2, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@remote}}, &(0x7f00000046c0)=0xe8) lstat(&(0x7f0000004700)='./file0\x00', &(0x7f0000004740)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f00000047c0)=0x0) r25 = geteuid() lstat(&(0x7f0000004800)='./file0\x00', &(0x7f0000004840)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r2, &(0x7f00000049c0)={&(0x7f0000000340)=@proc={0x10, 0x0, 0x25dfdbfd, 0x4000}, 0xc, &(0x7f0000004040)=[{&(0x7f0000000380)={0x102c, 0x3a, 0x70a, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x5c, @uid=r4}, @typed={0x14, 0x31, @ipv6=@dev={0xfe, 0x80, [], 0x16}}, @generic="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[@generic="fdcd857e3e8eabdbd3769ed01d5be543127506ab07c44005654bc84926a22e2dc1aee2b2220d9c6d897d7b66b146cad5f73b77ee14eebfe5b37509934ac9d872eb67a731ef5801ebd71c1b9915b8c23b6dba1658e4df7356df2aa3f0ea775c6e2dcedecae932d988c2acc1141ba62c8c891a6d6f620b7cbf36c81433623187b7fcdfb2b4c0c081975fb2f7baae5b9e73706e4b3a579120488a92b4184caaf5b6e8c24b5a5aad372485863577b7d6f1cd16", @generic="cfcd98fe91454e60d321639ccc1694a76d81f3c7171d46a08a81a112705b25cd471d871e451150656b1a772e8810d1e0ceead376d5cbf6cdd4203dff641eaacf43788a4e6630b8b6a7bd965df53d332d76b85872d108ca2e933f21de2eb06c75c8a1218ec6cb955661ac26ccb9f5fc5486d93d30d47501ecfc9cd9a299bd14bc2ba57572ee1413c93b9ff90890dd5b95aa9978c9cd45cea0a36b165aa1606f3c446d2d939894af1192a01f46b0097783660beb61ce460bb47918a297c09622a76391de9fde0976708ae2b6656e0b44d10be499", @generic="9202f7fc1320918748c48ae2f066e7f4b539b3aee0", @typed={0x8, 0x6a, @u32=0x9}]}]}, 0x368}, {&(0x7f0000003e40)={0x1e4, 0x40, 0x202, 0x70bd29, 0x25dfdbff, "", [@generic="54a0fe89aa44113ad4ed6d359d049687c972847a26c46fab6191f9476371e0c5701395c0b559b644f5dc506196c74fb772ebf0644a750d1528429957dd8843a41df6be93c8ac46f65d887c66bba32cb6f2b349de856b474dd9e9b4a974f27a1019e66aaf40168b9c1b3af48bba61229b774570b1", @generic="693d5d22e2bc52da73363a0a4bb4c74f6b0316593f56dff1ab1d142726deadcaef48010a3764cd6c78e431bcb6b47e47a71051ac978f3256a7466445a34845b400ff681d5a7027b755b7ada0e6fa58c0cbca4d3496a8ddcbd06efe8838b9381d8ccec783038ecaf275e94d30235d215ac2aa0927417bf55893513b5e8fab4bb3634955d573f6d05f07a98336b5772ae0f4b7604bcebecd42bd2c517fb13e6b0592d133a064ef4c6035fb3a", @generic="7e568ff4ec24ad5fb01bd67c58d6e11a1007ee697a6385d94d9d4184892fc2371943a613b987e8b8b1a9a641e90c523b352e39be74a5c3074625cec8630f6eaccc88cf6c1efb050fe00cf23ea1f73c900e015f13f105eb598f815f9bdc641a812c8536b8a38ddb98630f71d02c773d782b80a7ded51e246ee91e13894cc4949ca74eec7d0fcc9f8dc57993449e26b80a3b5885d8e5c6ad838ccf3049e021595f74eb2972ee7c3023abc7b05d478afc7ba4f13894"]}, 0x1e4}], 0x9, &(0x7f00000048c0)=[@cred={0x20, 0x1, 0x2, r9, r10, r11}, @cred={0x20, 0x1, 0x2, r12, r13, r14}, @cred={0x20, 0x1, 0x2, r15, r16, r17}, @rights={0x38, 0x1, 0x1, [r1, r1, r3, r2, r2, r3, r1, r0, r0]}, @cred={0x20, 0x1, 0x2, r18, r19, r20}, @cred={0x20, 0x1, 0x2, r21, r22, r23}, @cred={0x20, 0x1, 0x2, r24, r25, r26}], 0xf8, 0x20000000}, 0x48004) r27 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r28 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r28, 0xab00, r0) r29 = dup3(r27, r28, 0x0) ioctl$RTC_ALM_READ(r29, 0x80247008, &(0x7f0000000040)) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r1, 0xc0305710, &(0x7f00000002c0)={0x1, 0x1000, 0x8}) ppoll(&(0x7f0000000140), 0x0, &(0x7f0000000200)={0x0, 0x1c9c380}, &(0x7f0000000240)={0x9}, 0x8) socket$bt_rfcomm(0x1f, 0x3, 0x3) 09:04:57 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x2000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:57 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:57 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$admmidi(&(0x7f0000000140)='/dev/admmidi#\x00', 0x0, 0x82) ioctl$KVM_DIRTY_TLB(r3, 0x4010aeaa, &(0x7f0000000200)={0xce, 0x80000000}) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) r5 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x40000, 0x0) ioctl$KVM_SET_CLOCK(r5, 0x4030ae7b, &(0x7f0000000100)={0x100000001, 0xf1}) dup3(r2, r4, 0x0) [ 310.017372] block nbd0: Device being setup by another task [ 310.074227] block nbd0: Device being setup by another task [ 310.093293] block nbd0: NBD_DISCONNECT [ 310.107161] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:57 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0xffffff7f, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 310.120563] block nbd0: Device being setup by another task [ 310.136312] block nbd0: Device being setup by another task [ 310.188072] block nbd0: Device being setup by another task [ 310.215042] block nbd0: Device being setup by another task [ 310.271079] block nbd0: Device being setup by another task [ 310.713330] block nbd0: Device being setup by another task [ 310.720523] block nbd0: Disconnected due to user request. [ 310.726380] block nbd0: shutting down sockets 09:04:58 executing program 6: listen(0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) sendmsg$nl_crypto(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000003c0)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4}, 0x44800) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x802, 0x0) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f0000000080)={0x9000000, 0x4004400}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000919000/0x400000)=nil, 0x400000, 0xffffffffffffffff, 0x8031, 0xffffffffffffffff, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000380)={0x8, 0x20}, 0x2000) sendmsg$nfc_llcp(r0, &(0x7f0000000ac0)={&(0x7f0000000200)={0x27, 0x0, 0x1, 0x3, 0x8001, 0x400, "5370a50e429eb54493df240beeb235c4a953d66af8add1e5343e705fb9044657b167043b86e2131f0c32630cbf934d4f65b14fc917f881d77e203b7396de8f", 0x1e}, 0x60, &(0x7f0000000a00)=[{&(0x7f0000000280)}, {&(0x7f00000002c0)="dfcb1fea01cd7d57a0c373b00e7468f75d2ca234c46ff264499dd880c5b2aa69d0ebb50ef268e7ef8c100d40de89774a1283871eec83d5509bb373007bd516663bc902017359dae26c39581e2d89636802697127074dfccbe7dd6c1765d940da0b7187f560ab0e8cc566f38c80ef10c2ce94d83620276e908552b5e5d4006ac8ec215c", 0x83}, {&(0x7f0000000580)="447b510aa3e2c805818a92862814893331dd573d17b9219775e3f8c3c63a1b8e2eefc7b6b38af25ba53e4c86087e7a227d5e44df86296c0a5b334152716dc67896f57ee4fafe99e9f7364d5d8fd29f8af7644246aaf3051f8d3c1391d50a0d4f916752fafeb977127ba2bbac063ab9b01eac00d8ac89c7d13eb393cbb268983aaa9a2e6b61686f485f212c96a3f52081c914344450734b087cde563ec1d15ad967ea95977e840000eb5d57967923a4bb6a305355306bb1c9d7d739c2df2426628b5dee54c8b667b64ebc46d6be3ddc025ff6", 0xd2}, {&(0x7f0000000680)="497ace46f559d6a77679fe4fc7c840977fb5c1c1a1dec2ce8799df8c96161571f61eec78e44749df2ac1597cae92214894cf02dd081d9b5ce4300a78a46f41c461850ba7dcc8f4ee8ad8ecb2f018c713f24a92b6c1da6672e376ac239dfa28837799d3f85b42059b76039e5f2d87ef48c2050be422120be66b3abd88582d6fc5132310cc10c301b70366bfb8440573975023d0d4b84f65c8592c3a0a131f48d2", 0xa0}, {&(0x7f0000000740)="85c45d33f1d4819ce08d2b9c6cebd27dd39653041e220da77d495073ff408c7a371157f03ff6cc8b7a76e51a788fe4abc28125aef029d5966049feb5a4b1e80dc07eaaa6fc2b736ed263b2", 0x4b}, {&(0x7f00000007c0)="a7245fb666bf8532cc2a2286b7ef68075a683a2e8866c1bf0b5a59ffba7ec2aebee2c5a421fc0a6be66c629864a0c15d325f2b928c94d1c1ef80ce19a723564f8095378a67cf68ccad96aa17610522c3", 0x50}, {&(0x7f0000000840)="18d2209dcf3e0aede4dec760f2eae873aa463a1bf6d7d4b899cd84df79cb8b6cc233615cd38e8538e803edb50467a996c7ef1b3cbc9e722ee47f3dd51cc26fd4d1446e62c23e7f39da63d0528e19a49a5e96eb154037989d0f821c2db8e798b4cc7b169fe3e75a2ad2", 0x69}, {&(0x7f00000008c0)="c460478ad24b65b26bf7fefb246db1c5d8f62db115e8c471e59aa49cfc2d4a72982a84b1846ee7c3de81c3efbcbc8f0d7eae71e7d612fab9fe7867fdb243fd6f1bc363af7b2bb1e1b5db911bd33b5eb59b21e5d7f38119281e6c77c550f21857d850b98967c42b5ce241d46e8e430bf10eb73ac11ce3e3cd65454e57f830e324c15e1dbc822906b8767c5ab1226ed78f0818576d714d46f48e2e38f4986c29bc897ab7a3b0ef905e79d19d01f8f67f10dac031decc80eeb195f4279c80da6504943a8d2c4b8501e9f5b21b1b4efe75e4d3f1e0", 0xd3}, {&(0x7f00000009c0)="cf45fd151a20c106c7d1a51ea077f16da0", 0x11}], 0x9, 0x0, 0x0, 0x4}, 0x40000) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000b00)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000c80)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000c40)={&(0x7f0000000b40)={0xcc, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x58}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x4}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6e}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x73}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0xc0}, 0x8004) 09:04:58 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xff00000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:58 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x1) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f0000000080)=0x7f, 0x4) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:04:58 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x4200, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000080)={0x0}, &(0x7f0000000100)=0xc) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r3, 0xc1105517, &(0x7f0000000200)={{0x2, 0x4, 0xb65, 0xc0000, '\x00', 0x4}, 0x4, 0x400, 0x1ff, r4, 0x2, 0x7, 'syz0\x00', &(0x7f0000000140)=['/dev/nbd#\x00', '\x00'], 0xb, [], [0xfcbe, 0x5, 0x80, 0x100000000]}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) sendto$inet(r3, &(0x7f0000000340)="3caa524ec7f0b1229cdf4136c68f9a8f27d2c829211d92b489ab6cd68413c50f92c622d5dbb57cbd9e35bb709ee92ce950eacb7e7b4d79c8d3355568003ab31c0d83491674e1fb7618f8df52d51d4320ed696874d642d71687b36146d138c7219efa143470ecde74cff5eb65c4b8cb0f9105c323dad41236ed4196cc1471689d936fef2a63a50c6a4371eecb6d1245d3003c82b3bae6d3e5f32c6bfc19c92b867914deed69325b467f7344225d7e936b357ce53481ca158fb21482cb7752a57a", 0xc0, 0x4, &(0x7f0000000400)={0x2, 0x4e21, @rand_addr=0x81}, 0x10) dup3(r1, r2, 0x0) 09:04:58 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x400, 0x2) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) write$FUSE_LK(r1, &(0x7f0000000100)={0x28, 0xffffffffffffffda, 0x6, {{0x37, 0xfffffffffffeffff, 0x2, r2}}}, 0x28) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0xfffffffffffffffc) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) ioctl$RTC_WKALM_SET(r1, 0x4028700f, &(0x7f0000000140)={0x0, 0x10000, {0x2c, 0x4, 0x11, 0x1f, 0x1, 0x4a3, 0x0, 0xe1, 0x1}}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r0, 0xc02c5341, &(0x7f0000000200)) write$binfmt_elf32(r0, &(0x7f0000000280)={{0x7f, 0x45, 0x4c, 0x46, 0x3, 0x400, 0x5, 0xf3, 0x4, 0x3, 0x0, 0x9, 0x322, 0x38, 0xa2, 0x7, 0x2, 0x20, 0x1, 0xc612, 0x7fffffff, 0x6}, [{0x0, 0x800, 0x0, 0x1, 0x40, 0xfffffffffffffffa, 0xffffffffffffffff, 0x6}], "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[[], [], [], [], [], [], []]}, 0x1758) 09:04:58 executing program 1: perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:58 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x1, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:04:58 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x2, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:58 executing program 2: r0 = socket(0x1f, 0x3, 0x1c) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000040)={0x0, 0x3b8}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f0000000100)={r1, 0x3, 0xb23b}, 0x8) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) [ 310.824638] block nbd0: shutting down sockets [ 310.829519] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 310.856848] block nbd0: shutting down sockets [ 310.864886] block nbd0: NBD_DISCONNECT 09:04:58 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x100000000000000, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:58 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 310.883374] block nbd0: Device being setup by another task [ 310.898892] block nbd0: NBD_DISCONNECT 09:04:58 executing program 1: perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:58 executing program 3: listen(0xffffffffffffffff, 0x0) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000100)=0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x40, 0x0) perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x3, 0x1, 0x7, 0x8, 0x0, 0x9, 0x10014, 0xe, 0x6, 0x1ff, 0xca, 0x5009, 0xfff, 0x80000000, 0x8, 0xc66, 0x10000, 0x0, 0x1, 0x80, 0x80, 0x4, 0xe49, 0x400, 0x6, 0xd8, 0x0, 0x9, 0x93, 0x7, 0x6, 0x6, 0x1, 0x4, 0x2, 0x5, 0x0, 0x0, 0x6, @perf_config_ext={0xbe, 0x4}, 0x20, 0x100000001, 0x4000, 0x0, 0x101, 0x7}, r0, 0xe, r1, 0x8) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) [ 310.935259] block nbd0: Device being setup by another task 09:04:58 executing program 7: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x0, 0x0) ioctl$KDSKBMETA(r0, 0x4b63, &(0x7f0000000100)=0x4) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0xfffffffffffffffe) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) socket$inet6(0xa, 0x1, 0x8) syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x481, 0x0) [ 310.978814] block nbd0: Device being setup by another task [ 311.014339] block nbd0: Device being setup by another task 09:04:58 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$inet6_int(r1, 0x29, 0x42, &(0x7f0000000100)=0x101, 0x4) setsockopt$inet6_int(r0, 0x29, 0xcb, &(0x7f0000000140)=0x2ba, 0x4) syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x3, 0x301000) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) 09:04:58 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) getresuid(&(0x7f0000000040), &(0x7f0000000340), &(0x7f0000000380)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000200)={{{@in=@rand_addr, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@rand_addr}}, &(0x7f0000000140)=0xe8) setreuid(r2, r3) [ 311.048050] block nbd0: Device being setup by another task [ 311.180132] block nbd0: Device being setup by another task [ 311.196492] block nbd0: Device being setup by another task [ 311.229403] block nbd0: Device being setup by another task [ 311.242074] block nbd0: Device being setup by another task [ 312.000509] block nbd0: Disconnected due to user request. [ 312.006150] block nbd0: shutting down sockets 09:04:59 executing program 6: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:59 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:59 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:59 executing program 1: perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:59 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000001380)='/dev/snapshot\x00', 0x200, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000013c0)={0x1, 0x8001, 0xfffffffffffffffe, 0xff, 0x1f}, 0x14) r1 = socket$pptp(0x18, 0x1, 0x2) sendto(r1, &(0x7f00000002c0)="cf38e549bb5f2104cb9cdd5136d6ce04b9237b9be2c8efd74b60e61aa7c36b7377674a68c74adc85d997b51a6d6b3c61d4d57d7cf92e7040fe7a1a45d1e80a59f7ca5fee1f3f56a0cd74d9c21f6104a6b08a044d681389639a4051f812b52f853ce38f16cd78e5202eea53d5f4d9e89045684e6027654fc84e812b382a3411ccdf399a25829269bcc490c2e0bef4860a1a7e6a98e858dcb8c742a364a7d2ba7e1228fecd1685f20a9a4a754934d94211690388edc75f2decdcddce65ebf947fa6fd29b270a6ddb80583603e7fad534ec7574d5f33a7bc792adec23a2c94e25b151282c6b3d03d4a68121e1b4bea8ff22b002c7d5327532866f0b3c7b4709d5fa954b7ccee2fdab39fff0b4336958a958048660c69da2a8b9143f81072b7635f1b2ac581ddeee93796177d92e00c2e27670904c2c55a4f492d7e50ca8a9df7f030e05843543152f58d71bfd400c971959115835d344a58fa50456d77a3bbb1bee6e2f5f49f329ea084e3ecf1c843357788c84bd7089df7b3afe32cf0cb00fdc8645a0c382bc33f3dd041e821d561e672360bdc7d3b9fe85098350c2e24e99909fa6ca540e32219077fd5510e7a461a18bc755f53a3083f9f68a8b4b22c6c804e03443b1da5ea2447cbbcd888f32947a0200291fb0aa92b0a12da943e3ec397861b09321e29d40f4ffbce2ce757ad607639cb33834abffeac2ae3bb0db824cf854dac53f852ca06c8b82748a4bd94c9ec0ccd52306546b1e9c47f389e15c1280e4bc2425276304a585d32bd5dfd5ce840ab1645fc969734824f39cc5ef562813c810073959e00babc066bca60b45a42718dd8144c5b32c060bf5eaf61d9c8ecde992f7a2f13265aa5b41e2a70e5109c0d511e9cb4212e3003568355977e0efa6cedfd7ed85ba656455d2b44c3d78ec71b15cc31cbdb12d74f1571e64530561775feebfabe6120f9e527d5c13e14453404029ab18bd21bb842bb84f4e229dd3e7de6e566cc2b315a327e0de6040fbae584a4982a3d83fad6b93fee606b3c443615a3b9b4fa143134f7531f08902d8734492df1b2b093b79f8bc415f4775473554198c9a804fb99e0a850d2384e5b4c45e615762b206e45a8c496950da754420460e9367fc2e732feb76d34adb83b790fef55891185fa32a965371f6ce9f2efa80d632ddcf9dcc3e19ca46d4518497554bc3cbd7dd6cce12921bcca238ee151a9fbd64595027c25e6605fcaa1d5f7645e7d270f3bd3f93db1ebf9ac3ead28587fb73826a06a930a55c61ac42645a39c266175e2c03432aaef83c3bdf5cf51df7ef7fb6e0f860d3e0854b0d545f70ea1fbb89b72493ef8ca2b4a3a855d64e9c6041ae7088f40ce60bc4d369876bd356f54c74632bc6f5a12f50a25ab0ea114fd8349dea0c05600b338a70b181045dd22b67c217036e08a0c81dd2c5f3d2d89b6812ea5d342a5d2acbf1f5125247ecd7e9c01b6f81d5b1d2b394951059454aadb9a592a4093c11a929d74817f2e00c0abf234737b318a7c124d1191f162ec7bd2ff2af897974b59f982a5336406c4875355d1c8a6b117b9cb701c805f6b0d3d18faa25890a5c0a0d3b9e148f56ee113ab4db6b93885fa493e0fbaef8858c7a72f729a3f6951a21433960f1eb70a2bfa00a91acd7e133701c78ca50fd7231ba824d8b761f9885e44fd56f5ef9e1eba19a4410cc01fba6ac8dd9eb7b350472fbffb8084d815a15c65537fef686506328585d3553973ccb06efe6412c09c3fe4bc3fdc32c4b50b1805b06842256a6ed62fdc089906106cab68d7f24e28e15d409be4a8a5581c2e981183e1b9a2fd8d5172bdca93c9675f14c19aff6a9446175e5bfbec82f72db4388c676da7573719941f80503ee1548e17cbe15bcd52f1da5a4506b195fe287555bba11990209a919063a01c1d1cbb482af2f98556bb37db5b47dca4fe9b60bbacb19a73c0eec89dc64982ff102883c1141649a8408656acb323280c26fd38fb6d2d47e57cef9d409430b70ec82350ef5be4cda8dd2e8b910d0b920e1c38aa67f00af364210244ff7c910ce11574efc0454f6e1f03c0132d000bc390274255123680bf3dfe8255363e941e68a78403f9aa9a173f699ba7022e8af53d0b7bd9ee5fbab4c47ee6e6d1d380e291422584f93db2f5343bf01b29c0a5aed403f7159669d9713cb3236ee86bf2979d4427915b27624cde1c3ef052772776c8a1ac58a82d758dd836031b034cbda0c322c5b39d1e4b7161834255d82e8192da3edfb1aa8edaf49856e56337a78cfb72d30625190f523d8e45ff6dc82b56e4cec1f05f512ad7b208d67bdfa698d9e3ee6bf6a8cbc8d7ead3c4d6731d4891e3ec2960bc44dbb6a3be29cfa4577d5f155c8fa22eb3678f7a69876e5279bc673fd2075fba9c49557762dc31254018506173d6b2f9b211bb8b0fe4706d523c859baf49a61aa07128f95f58092ef430ab498a595fc85f6b64906a2d86db2cdd6e06a89810e5b60dde20265e2095c2fc3f34000a799f10e0273759c4560a027a0859a9f33bbdd33e2b19fb23ca1ec54374f6ab9413a1706f377838e0036a9e9857831c7559d8edb07ae22c46713522e7fcfadc02156909171bd990a8c2430fcf7c89e387e7d0cba2deb3c386edb13c080a9a3bd05f4c6d1366dd42b14842b3d38c25a0caff34cd3a9333e721338ccf4ad9118888294f7412c5c72cad2c932e0294b666d589aae1482035922b0be0173cc8f222dd8deed400bd0271111b9a0e9c7410ab5aa817846f18990a8a220fe2dd5c835cfeb2a7e59f32dace2e040c8097f505500f476ea663ac3f5bfead1e239bcf84abc7cd673ec6bac149d5beb5e21768b77087825b358cb35a0d49bac76f5d846cdedbe90031aadb870d44d9b1a2de9e4d4048a4e18f2bd38b685c1955769386e96f1ed30bf312ac4a2dbb36f71ed117152dfdf935d7f11e7566bb4549a932a6c02aa089437377d7ba5bb7ed8363bddd39f647dc03c8b3dbe058779f941690b21dcc191ce10e7ea812efb3a21781e1a6deae32f5e5a646849380662020aea66b2969d85c4a5c3f776150261185f3e6b1a1b334d0d16ce9a0adfd2fc82fdfebb357e93c8916c93cc991b8e480d40e98dfa331028f287daf055569567443418b97f6e3b17fc126d6ac96def9f7fa2b39c22b554d5e13d2bd413bb149fdbaa55a7be36156b803377e4e80042271ca56c58fabae0c841242e57a78eb098a0623413cc53712b645c2b4f71cd17b9c3473d68d56743e86854997123e633e6a29da03300213f33266f34ab6e37fe8c96b820c3f26231539838d2c1bfb9226ea2b27ba1aa16e8db648914c918892ed86621707395f684b864f5151a7fe087c5da07f92e1ed347fe6fce3effb35a4be81a21e1eea5c0107c6e01f39989336b9c2676af6e85272b1e46654edbebd8393d0ceb9062987aeb3a14a0ad71193a7d16b447df0e19da3d89de9f888c33146bf62c7ff5c65a6efd10d54c997e08d28a695bcec09330b83804efc3bd47c4816a1993826dda138b1e2e64cfbba0a83c80276b735045b5ab38e9cc23698846de8dddd2bcd3a10d2c8eaf1a95b67a3e0bb000288f72fb7b2892bfb5812fff7eb8a06a38892a751e81fef3a3ab4eb5df197038b8f01c069da4536e67c148c61d06c774aeab1df0890116b61d8caaf7a02d21cf6fd074180dafdf08c784a37ed65d150eccc4290619b28f0d8ebd54496aed25db4f5cfab74182b414bc7ea2cd8a532e22df08f1dd03225e9516628c77b5391ce1408459508597ae413ca02cb73b65e6da0d148720c16406be7cc6763532568c8dd79f16fc65428280714b1d2816d5b9554cf024b2ae7e58fdc569dd4692bb8e6538968a16a31bffcb20bd361aac040cabe17ae92e7d14e7975f532c0780cbe36d247de81f71b011e3d427c631b6ab9e9987a9df6a60e8f945ff9abd736719da10dbd077091fa1f4201cad614f96cc53be41121d6c2f8b5085478f7285551320e59e5142a9e45998fa0510151822cfb9efdb6b8d3fbbf27a34ab92955c8131a6a31e0353db269e6d96ea957193f7e2543e74db296fd3ee78202cf5dc4b0d86f5b57000d7f55a8adef46aba0cc51681a6e8228dc5cf1e846b1d6955efc6b4be3ad1bf7f3cf1ff425684054a0dfaaeb3c6b39960474bb3b7eb477a0e61ec715ed4888d89b63237a9406b48908f8fbe612ff3af4813abf3e9fbe67587659d099d9a945d451f4286f57cc8cc046990a1dda3a8861a842fd7b4976ecd1456bf4d17a0332191e86e55a9322dfcad2e17dfb908f059b4e0809a5ceb25848198e06c33c152e067b7f8459e71d7e58827f188d310078fd097d1781db1c96cb52b6a222035af8c01a54e24688f3f4904d73706c02cb3670b2b56350388fdc9c0b1be54a3f724622bb042eaf3db4657141adc3a0f0f785ff2a46107b44e872ba010af9ea7e37dcde7d7a49766ae2da25cf55a03adf12e3f9b76f576587d819fb86febdf87ba5fd93f93627471f2d2deb11c0dcc7b32e97ddc6fc6f215f97410b042ad27d08335840e7854fb92bfb2cc1d8c3749866ca04cb690cfe4c7b7ce289cd9fa7ce43c7f4fa9ff542ea7feb8651754f0f138c07a9c4e232265e48b922a587c1ecabebee32cdf6a0ac786f6d40ef9cb912534f2ae47a9b2a9d35b68aef473e2606e6b46e08f6fb146c21cdc5d71a2aaafb525890d43051965769e9b3740c2cfb9ac1739489d19e73aed78e9d287a2d0d86e2ecc172a753023620cffee93750b5702ea2d51304f2b9d0747e65d248ff26769f23d7fcd4296112be339dbe1158882f6141fea49d7fcc402fcd56a348df0a67bf266248feb54062fe8ebf5bd14e14a6d23938f7f82445a4f0f528292b4d092bb987695ca677e4e54eea69d65740d9e3f721e51ecd0b896645face30a82433a907c0ef810ad7d4b4373b3eba7a86999be3f3cdda123abea59c3bc21893462f07c23cc5e0c14781ed899c5670d55dd08ae2b0980fad83f2365bc6890dd37532bd290715844742b1dc1b2cd70e270e53deff9bc7f37fedbea5313c7b03e8402a1c19d5ef628a21ba430be0352e4d73fb34d50b9e6536247a05bf266683caa53709750c0bf622249beef84e6b6e6dd621def0f62eea913e485cc943afb9cc18dea100bda860511cfc5f9f36c6adfbd6f5f9a2a451ee6853adbaf9dba1e6308061055061baebae1a875e2b3c6412060f712c7b1a2f2263439796ebf2835fa944be70b9ad6fa9aabd87a5dd80c1c4343732536b2bcd9c07ba968422f35feb27f5147ad4eeb7d449131bf4ab3e6d8841a32e2e273f9dcdfe85114b1f2a155479d026c47af6d7b7817192143d7455bdaf92041773682a59e9f77ed90cb6ca3192a63aa84e114865d6a9e32385f30794120e57bfc55c5f566bcc927b08164998e6fa82fc35b9a0935c8cdc0b10ae2f04d177e7e85fd1cae9f28f7494c2e76696939c730ec0dca56357784ad85e68590c0b9c81d2f5534ec9fcd2c1044e559f5b0b26e8851e1bdaa975bbdb7e135422e6f7f22fb5657eb6af5b75892e1d650de0d8a6c25842338882300ebb1794bd4fbe132c1b3278f4fb9c8a11c96edcb854de4f038664194c9cc6856589b856eaebbab05eb4ed138eb074ac648e0c1443530ac35abdc1773318a1b568dd54b7b0a16133a01475ccd393555415633bc201e1b6574c1aed5489888c833ee81fc9de75e6a29e87090da3fedfdbc7268319659d710ab8bdcdaedcb4d0d1deeccdc3669d11826c8a21ca232015715000392e5433afc855a75f70a4dd6a2e4080c9a636d0c", 0x1000, 0x44000, &(0x7f00000012c0)=@llc={0x1a, 0x304, 0xcc0, 0xec, 0x6000, 0xfffffffffffffffb}, 0x80) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x25c}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, &(0x7f0000000080)={0x3, 0x7fff, 0x4, 0x800, 0xfffffffffffff93c, 0x100000000, 0x0, 0xecd4, 0x0}, &(0x7f0000000100)=0x20) ioctl$KVM_SET_PIT2(r5, 0x4070aea0, &(0x7f0000001540)={[{0x3, 0x6, 0x80000000, 0x437c, 0x3, 0x6, 0x4, 0x400, 0x10001, 0x1, 0x8, 0x2, 0xe51}, {0xfffffffffffffa3f, 0x40, 0x5, 0xffffffff00000001, 0x8, 0x10000, 0x7, 0x100, 0x1, 0x2, 0x400, 0xffffffff80000001, 0xc024}, {0x79228bb6, 0x1ff, 0x5, 0x2a0, 0x4, 0x1, 0x5, 0x1, 0x80000001, 0xdc04, 0x3, 0x9}], 0x2}) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000001340)=@sack_info={r6, 0x9, 0x5f75}, 0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r5, 0x84, 0x75, &(0x7f0000000140)={r6, 0x1}, &(0x7f0000000200)=0x8) ioctl$KDDISABIO(r5, 0x4b37) getsockopt$sock_timeval(r5, 0x1, 0x15, &(0x7f0000000240), &(0x7f0000000280)=0x10) syz_open_dev$ndb(&(0x7f0000001400)='/dev/nbd#\x00', 0x0, 0x1) r7 = dup3(r3, r4, 0x80000) ioctl$FIDEDUPERANGE(r4, 0xc0189436, &(0x7f0000001440)={0x1d3e, 0x8, 0x6, 0x0, 0x0, [{r7, 0x0, 0x9}, {r3, 0x0, 0x9}, {r1, 0x0, 0x3d9}, {r2, 0x0, 0x8}, {r7, 0x0, 0x1}, {r2, 0x0, 0x7}]}) 09:04:59 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$FS_IOC_RESVSP(r0, 0x40305828, &(0x7f0000000040)={0x0, 0x5, 0xfffffffffffffc00}) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x480440, 0x0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r2, 0xc0105303, &(0x7f0000000100)={0x7, 0x3, 0xffffffffffffffff}) 09:04:59 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e24, @broadcast}}, 0x2, 0x4, 0x3, 0x0, 0x11}, &(0x7f0000000040)=0x98) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000100)={r1, 0x6, 0x10}, &(0x7f0000000140)=0xc) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) 09:04:59 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = syz_open_dev$usb(&(0x7f0000000100)='/dev/bus/usb/00#/00#\x00', 0x397, 0x40) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r1, 0xc10c5541, &(0x7f0000000200)={0x1, 0x8, 0x8, 0x0, 0x0, [], [], [], 0x4, 0x3}) syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x0, 0x0) socketpair$inet6_udplite(0xa, 0x2, 0x88, &(0x7f0000000200)) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000000)={"766574000000000000000000bd6800", 0x43732e5398416f1a}) close(r2) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000140)={0x1f, 0x0, {0x3f, 0x9, 0xae22, 0x30cc, 0xff, 0x11}, 0xc9}, 0xe) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x1, 0x4000) ioctl$BLKSECDISCARD(r3, 0x127d, &(0x7f0000000080)=0x9) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x6000c0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000800}, 0xc, &(0x7f0000000180)={&(0x7f0000000340)=ANY=[@ANYBLOB, @ANYRES16=r5, @ANYBLOB="25042bbd7000ffdbdf25100000000c000200080002004e2300007800030008000400090000001400060000000000000000000000000000000000080007004e23000008000400ffff0000080004009e0c000008000500e00000020800040040000000080003000400000014000600ff020000000000000000000000000001140006000000000000000000000000000000000038000300080008000400000008000800050000001400020069726c616e300000000000000000000008000400010100000800030002000000080005000400000008000400f7ffffff"], 0xe0}, 0x1, 0x0, 0x0, 0x10}, 0x4000) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) [ 312.110404] block nbd0: NBD_DISCONNECT [ 312.119920] nla_parse: 1 callbacks suppressed [ 312.119938] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 312.146604] block nbd0: Device being setup by another task [ 312.154919] block nbd0: NBD_DISCONNECT [ 312.159550] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor6'. 09:04:59 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:59 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:59 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={&(0x7f0000000100)='/dev/nbd#\x00'}, 0x10) dup3(r2, r1, 0x80000) syz_open_dev$dspn(&(0x7f00000002c0)='/dev/dsp#\x00', 0x1, 0x0) syz_open_dev$amidi(&(0x7f0000000300)='/dev/amidi#\x00', 0x2, 0x101000) get_mempolicy(&(0x7f0000000200), &(0x7f0000000240), 0x8, &(0x7f0000ffc000/0x1000)=nil, 0x3) r3 = accept(r0, &(0x7f0000000340)=@ipx, &(0x7f00000003c0)=0x80) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = dup3(r1, r2, 0x0) setsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000040)={0x1, 0x9}, 0x8) 09:04:59 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x401, 0x0) ioctl$KVM_SET_TSC_KHZ(r0, 0xaea2, 0x3) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000080)=0xfffffffffffffffe) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) write$RDMA_USER_CM_CMD_JOIN_MCAST(r0, &(0x7f0000000200)={0x16, 0x98, 0xfa00, {&(0x7f0000000140)={0xffffffffffffffff}, 0x3, 0xffffffffffffffff, 0x1c, 0x1, @in6={0xa, 0x4e22, 0xffffffffffffffff, @dev={0xfe, 0x80, [], 0x10}, 0x5}}}, 0xa0) write$RDMA_USER_CM_CMD_LEAVE_MCAST(r0, &(0x7f00000002c0)={0x11, 0x10, 0xfa00, {&(0x7f0000000100), r2}}, 0x18) [ 312.201784] block nbd0: Disconnected due to user request. [ 312.207463] block nbd0: shutting down sockets 09:04:59 executing program 6: listen(0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) sendmsg$nl_crypto(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000003c0)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4}, 0x44800) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x802, 0x0) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f0000000080)={0x9000000, 0x4004400}) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000919000/0x400000)=nil, 0x400000, 0xffffffffffffffff, 0x8031, 0xffffffffffffffff, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000380)={0x8, 0x20}, 0x2000) sendmsg$nfc_llcp(r0, &(0x7f0000000ac0)={&(0x7f0000000200)={0x27, 0x0, 0x1, 0x3, 0x8001, 0x400, "5370a50e429eb54493df240beeb235c4a953d66af8add1e5343e705fb9044657b167043b86e2131f0c32630cbf934d4f65b14fc917f881d77e203b7396de8f", 0x1e}, 0x60, &(0x7f0000000a00)=[{&(0x7f0000000280)}, {&(0x7f00000002c0)="dfcb1fea01cd7d57a0c373b00e7468f75d2ca234c46ff264499dd880c5b2aa69d0ebb50ef268e7ef8c100d40de89774a1283871eec83d5509bb373007bd516663bc902017359dae26c39581e2d89636802697127074dfccbe7dd6c1765d940da0b7187f560ab0e8cc566f38c80ef10c2ce94d83620276e908552b5e5d4006ac8ec215c", 0x83}, {&(0x7f0000000580)="447b510aa3e2c805818a92862814893331dd573d17b9219775e3f8c3c63a1b8e2eefc7b6b38af25ba53e4c86087e7a227d5e44df86296c0a5b334152716dc67896f57ee4fafe99e9f7364d5d8fd29f8af7644246aaf3051f8d3c1391d50a0d4f916752fafeb977127ba2bbac063ab9b01eac00d8ac89c7d13eb393cbb268983aaa9a2e6b61686f485f212c96a3f52081c914344450734b087cde563ec1d15ad967ea95977e840000eb5d57967923a4bb6a305355306bb1c9d7d739c2df2426628b5dee54c8b667b64ebc46d6be3ddc025ff6", 0xd2}, {&(0x7f0000000680)="497ace46f559d6a77679fe4fc7c840977fb5c1c1a1dec2ce8799df8c96161571f61eec78e44749df2ac1597cae92214894cf02dd081d9b5ce4300a78a46f41c461850ba7dcc8f4ee8ad8ecb2f018c713f24a92b6c1da6672e376ac239dfa28837799d3f85b42059b76039e5f2d87ef48c2050be422120be66b3abd88582d6fc5132310cc10c301b70366bfb8440573975023d0d4b84f65c8592c3a0a131f48d2", 0xa0}, {&(0x7f0000000740)="85c45d33f1d4819ce08d2b9c6cebd27dd39653041e220da77d495073ff408c7a371157f03ff6cc8b7a76e51a788fe4abc28125aef029d5966049feb5a4b1e80dc07eaaa6fc2b736ed263b2", 0x4b}, {&(0x7f00000007c0)="a7245fb666bf8532cc2a2286b7ef68075a683a2e8866c1bf0b5a59ffba7ec2aebee2c5a421fc0a6be66c629864a0c15d325f2b928c94d1c1ef80ce19a723564f8095378a67cf68ccad96aa17610522c3", 0x50}, {&(0x7f0000000840)="18d2209dcf3e0aede4dec760f2eae873aa463a1bf6d7d4b899cd84df79cb8b6cc233615cd38e8538e803edb50467a996c7ef1b3cbc9e722ee47f3dd51cc26fd4d1446e62c23e7f39da63d0528e19a49a5e96eb154037989d0f821c2db8e798b4cc7b169fe3e75a2ad2", 0x69}, {&(0x7f00000008c0)="c460478ad24b65b26bf7fefb246db1c5d8f62db115e8c471e59aa49cfc2d4a72982a84b1846ee7c3de81c3efbcbc8f0d7eae71e7d612fab9fe7867fdb243fd6f1bc363af7b2bb1e1b5db911bd33b5eb59b21e5d7f38119281e6c77c550f21857d850b98967c42b5ce241d46e8e430bf10eb73ac11ce3e3cd65454e57f830e324c15e1dbc822906b8767c5ab1226ed78f0818576d714d46f48e2e38f4986c29bc897ab7a3b0ef905e79d19d01f8f67f10dac031decc80eeb195f4279c80da6504943a8d2c4b8501e9f5b21b1b4efe75e4d3f1e0", 0xd3}, {&(0x7f00000009c0)="cf45fd151a20c106c7d1a51ea077f16da0", 0x11}], 0x9, 0x0, 0x0, 0x4}, 0x40000) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000b00)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000c80)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000c40)={&(0x7f0000000b40)={0xcc, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x58}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x4}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6e}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x73}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0xc0}, 0x8004) 09:04:59 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:04:59 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.current\x00', 0x0, 0x0) ioctl$KVM_SET_PIT2(r1, 0x4070aea0, &(0x7f0000000100)={[{0x80000000, 0x407b2082, 0x4, 0xfff, 0x4, 0x1, 0xf85e, 0x5d28, 0x3, 0x0, 0x401, 0x3, 0xe3c}, {0xcb, 0x3, 0x5, 0x384, 0x1, 0xfffffffffffff814, 0xffffffff, 0xffffffffffff7fff, 0x9, 0x9, 0x400, 0x5, 0x80000000}, {0x4, 0x7, 0x9, 0xfff, 0xbb, 0x6b, 0x6d, 0x4a, 0x0, 0x80, 0x10001, 0x5, 0x50000000000}], 0x5}) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_FD(r1, 0x4c00, r2) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000000040)=0x7, 0x4) dup3(r2, r3, 0x0) 09:04:59 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:04:59 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usb(&(0x7f0000000200)='/dev/bus/usb/00#/00#\x00', 0x6, 0x400080) ioctl$BLKPG(r1, 0x1269, &(0x7f0000000340)={0x3f, 0x4, 0xcc, &(0x7f0000000240)="d578be1b73809609764170387cce6a86839a67689a1a06589ccb9c0b5a1eb1d420372765bb1dc09a1fa8128390fac6af330dd1cd0664ee804182af060a4b0a4460c68c837c57e21f000accb11f35118f05fac6d96bd9da7d418bd340046a6361fcb79011a7a87a01b0a32cf794af123a40d74b62eb956a05e02039cc9df7d641b6c7b619ee4511b64b941695aa98b9b64900f24de990b63ddbc35f8fe9f09def86e88d62c6a53c9bf9b965a7d717d18721dc0fe7fb2df8210d4341cebbad710b2876715120d85ab4adce976a"}) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x803) getxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)=@known='system.posix_acl_access\x00', &(0x7f0000000100)=""/77, 0x4d) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 312.390485] block nbd0: NBD_DISCONNECT [ 312.404302] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. 09:04:59 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 312.445557] block nbd0: NBD_DISCONNECT 09:05:00 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x80, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:00 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:00 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) write$FUSE_IOCTL(r0, &(0x7f0000000040)={0x20, 0xffffffffffffffda, 0x8, {0x100, 0x0, 0x4, 0x2}}, 0x20) 09:05:00 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 312.534044] block nbd2: Device being setup by another task [ 312.557693] block nbd2: shutting down sockets 09:05:00 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.swap.current\x00', 0x0, 0x0) bind$bt_l2cap(r3, &(0x7f0000000100)={0x1f, 0xffff, {0x9, 0x1, 0x40, 0x7, 0x100, 0x1}, 0x3f, 0x40}, 0xe) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$UI_SET_MSCBIT(r4, 0x40045568, 0x13) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:00 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x1, 0x0) ioctl$EVIOCSMASK(r0, 0x40104593, &(0x7f0000000140)={0x15, 0x2d, &(0x7f0000000100)="dc68cc3e5dae99db51e9013376e7591a2ecf14dabeb0c519d59577b3c1a872b6bfdc51435480924ec4ce23c851"}) socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socketpair(0x0, 0x0, 0x20, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) openat$vsock(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vsock\x00', 0x20000, 0x0) ioctl$TIOCLINUX6(r0, 0x541c, &(0x7f0000000240)={0x6, 0x4}) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000280)={0x0, 0x1, "d4"}, &(0x7f00000002c0)=0x9) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r3, 0x84, 0xf, 0x0, &(0x7f00000003c0)) [ 312.619658] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 312.649644] block nbd0: Device being setup by another task 09:05:00 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:00 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 312.719598] block nbd0: Device being setup by another task [ 312.730149] block nbd0: NBD_DISCONNECT [ 312.751754] block nbd0: NBD_DISCONNECT 09:05:00 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) fcntl$dupfd(r1, 0x0, r0) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x10000, 0x0) open_by_handle_at(r4, &(0x7f0000000240)={0xa7, 0x80800000000000, "0ba7f9d40d514dd8fd080cd06a8a5d90e597ee304c7dcc89a3261a28d1ee900d1f9f260c398ade902dd8801e5116a604d64fc9a4b6edb00004c94cb754a3aa5f8463a326a38e1f597d26b5f9f4849df62ae0614a217f56ab041618fd356951dd1d50f0d2aecbc7532b87860235a0424272e33adc8c1a62d3593f77c37ce4505eb27250432671dcd9996ee32c5a3e3dc88295f4bf9efcc5f14b0f333009fefa"}, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100)='/dev/snapshot\x00', 0x6ccc00, 0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='children\x00') r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cpuacct.usage_user\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) dup3(r2, r3, 0x0) 09:05:00 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 312.910379] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 313.843767] block nbd0: Device being setup by another task [ 313.851381] block nbd0: Disconnected due to user request. [ 313.857093] block nbd0: shutting down sockets 09:05:01 executing program 6: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) write$FUSE_IOCTL(r0, &(0x7f0000000040)={0x20, 0xffffffffffffffda, 0x8, {0x100, 0x0, 0x4, 0x2}}, 0x20) 09:05:01 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:01 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:01 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x1a000) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f00000000c0)={0x1, &(0x7f0000000080)=[{}]}) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) openat$zero(0xffffffffffffff9c, &(0x7f0000000140)='/dev/zero\x00', 0x400000, 0x0) 09:05:01 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x4104, 0x4) getsockopt$inet_mtu(r3, 0x0, 0xa, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = dup3(r1, r2, 0x80000) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000080)={'bridge_slave_1\x00', {0x2, 0x4e24, @loopback}}) 09:05:01 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xff000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:01 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) connect$bt_sco(r0, &(0x7f0000000040)={0x1f, {0x3f, 0x0, 0x3, 0x1000}}, 0x8) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={0x0, 0x1f}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000200)={r4, 0x1, 0x80000000}, 0x8) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r5 = dup3(r2, r0, 0x80000) getsockopt$inet_sctp_SCTP_CONTEXT(r5, 0x84, 0x11, &(0x7f0000000240)={r4, 0x8}, &(0x7f0000000280)=0x8) 09:05:01 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 313.936419] block nbd0: shutting down sockets [ 313.946694] netlink: 65362 bytes leftover after parsing attributes in process `syz-executor1'. [ 313.966635] block nbd0: Device being setup by another task [ 313.973439] block nbd0: Device being setup by another task 09:05:01 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 313.981913] block nbd0: Device being setup by another task [ 313.988918] block nbd0: NBD_DISCONNECT [ 313.998507] block nbd0: Device being setup by another task 09:05:01 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x10000, 0x0) ioctl$RTC_PLL_SET(r2, 0x40207012, &(0x7f0000000100)={0x1, 0x2, 0x6, 0x2, 0xffffffffffffffc1, 0x55b2, 0xff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000040)={0x3, 0x0, [0x0, 0x0, 0x0]}) 09:05:01 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xff00}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:01 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = open(&(0x7f0000000040)='\x00', 0x80000, 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={0x0, r1, 0xf, 0x6}, 0xfffffffffffffd6e) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) getsockname$unix(r1, &(0x7f0000000100), &(0x7f0000000200)=0x6e) socket$nl_netfilter(0x10, 0x3, 0xc) r4 = getpid() r5 = geteuid() lstat(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r1, &(0x7f0000000980)={&(0x7f0000000240)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000007c0)=[{&(0x7f00000002c0)}, {&(0x7f0000000300)="4400917190347a9e944a5268d836ecc98e15370b24a38bf76b191ea5170a8de7dc9bb8cf4c741160c9a9749c7f2c7bb6e5048b3a970e459b67789951be050ab0ea76f9d0822c8bd2daf25846d1e409f9443b5472baed65fa56550810cfe849d2a9dd4f87fccca11f65acdd444a26ea25a575003d3fcdda8ec6a5d820859add6aa2da9e7692eef6aef1dcc05653fa3114fe5586ba2b6f81720f4930b9a58b3e0f12c339e1766687c6e777f295c94b22bce5ceda", 0xb3}, {&(0x7f00000003c0)="b8fc74a900a9690504913a534ac1111dd96422c8a971956b4567f337e44c3c527d88a9d09b6b02ee5090870cdb0c42e16958936c7230a6f3003dfd942c7bd5bb2cfa757b0892a366cc1d91ad24cbc258ef7eddbc33534488f3d2c32bfbbe6ab242", 0x61}, {&(0x7f0000000440)="0500d9e35f623bdf351066d8515a8fd66fd0b40abab57bba4f456bd80db2469964307d027632580469dd105a7f2f38178f863a5817ae9df25f201737e22badb75f3da4fec171c58398020c953e4ffb89ccef6ae91619e6849bff4d16a23796196d86", 0x62}, {&(0x7f00000004c0)="c676e9c980d08d92a9b18ff6474ae042ae32804c832c98c1e06e8bc2e558d25b765b6a72327a653432bb161c4c2d007600ec1a29fc0c545cfa275d5791fc548a2f2208084fd0368b517b767dc7669c7f797594259f9817fc33947e54f46f9c97cde74975d38c2cb2c0ae176ce2494c748f4d11a02293fefc2f2bf3242f4d6812f5acb52d0ff2465c95f6b481ab9a7e100dc0aa4440f5834ec0939f406458d430c9cb7afe485bd12246bd538fb299a3b452500210602e2a55282127c3ac86f11401f766dace97a2eef9d1e9a0db76b106c1907e8a26d3d6d2948a748a8f59300c5cae2e63ef", 0xe5}, {&(0x7f00000005c0)="7675ff20377491c74f87fd8ebca6978daa691a2fe3faf7d1f3b59f54e8745e766be00bb5edb232b8caca0124618f1529fa214be0b54d54912c252c50cfb0b76b9bd2c7d293c962cc9fb2afdd2c1fe05f8a87c326ec3477d21fdd3ca226c9ae74c1a605a1a2b8e67a30a42246471daac451f65496036144062153130bb78d8ec5ed0f54d4a8eea0b196236d04a1430e9fc10aded0126d885c875287f216891ac4e4a71d89ee7a6f25f8c48646a171aa43d03ef75deab19e104b600b6b555ecee871883c10d5cf9d3b2301b0c63a9ad95acb1659bf91", 0xd5}, {&(0x7f00000006c0)="3c5f2c0e52429782e994945769a0862f119523e1af89c49d6475da7b434242cf976fb54a4d7fc355af51bec7ce174d02cf88aaed", 0x34}, {&(0x7f0000000700)="51b5d97b00f91bd3f3032fbc0ef495f7f11d80d8eae3edb4ad4cae05e5c0c18211bd05453b32ef296410cf34df35bb0e456112b0d21b0e64032e1f844c680792e31853320477928ad492224ab1e9c15e2f5b1453b290d64b90b9a4793cef3c6be60bdb148b57a49eacf01a6ea216d4b05476e0ed9ce0e4a3f338a2a09737504f6f3479d23a2d7a49170c00959f7f0677405ad8272afd12", 0x97}], 0x8, &(0x7f0000000900)=[@rights={0x20, 0x1, 0x1, [r2, r1, r0, r3]}, @cred={0x20, 0x1, 0x2, r4, r5, r6}, @rights={0x20, 0x1, 0x1, [r1, r0, r1, r1]}], 0x60, 0x4000004}, 0x4000000) [ 314.034248] block nbd0: Disconnected due to user request. [ 314.039904] block nbd0: shutting down sockets 09:05:01 executing program 3: listen(0xffffffffffffffff, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r2, 0x6, 0x2, &(0x7f0000000080)={0xae, 0x7, 0x2}, 0x6) dup3(r0, r1, 0x0) 09:05:01 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:01 executing program 6: listen(0xffffffffffffffff, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000001380)='/dev/snapshot\x00', 0x200, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000013c0)={0x1, 0x8001, 0xfffffffffffffffe, 0xff, 0x1f}, 0x14) r1 = socket$pptp(0x18, 0x1, 0x2) sendto(r1, &(0x7f00000002c0)="cf38e549bb5f2104cb9cdd5136d6ce04b9237b9be2c8efd74b60e61aa7c36b7377674a68c74adc85d997b51a6d6b3c61d4d57d7cf92e7040fe7a1a45d1e80a59f7ca5fee1f3f56a0cd74d9c21f6104a6b08a044d681389639a4051f812b52f853ce38f16cd78e5202eea53d5f4d9e89045684e6027654fc84e812b382a3411ccdf399a25829269bcc490c2e0bef4860a1a7e6a98e858dcb8c742a364a7d2ba7e1228fecd1685f20a9a4a754934d94211690388edc75f2decdcddce65ebf947fa6fd29b270a6ddb80583603e7fad534ec7574d5f33a7bc792adec23a2c94e25b151282c6b3d03d4a68121e1b4bea8ff22b002c7d5327532866f0b3c7b4709d5fa954b7ccee2fdab39fff0b4336958a958048660c69da2a8b9143f81072b7635f1b2ac581ddeee93796177d92e00c2e27670904c2c55a4f492d7e50ca8a9df7f030e05843543152f58d71bfd400c971959115835d344a58fa50456d77a3bbb1bee6e2f5f49f329ea084e3ecf1c843357788c84bd7089df7b3afe32cf0cb00fdc8645a0c382bc33f3dd041e821d561e672360bdc7d3b9fe85098350c2e24e99909fa6ca540e32219077fd5510e7a461a18bc755f53a3083f9f68a8b4b22c6c804e03443b1da5ea2447cbbcd888f32947a0200291fb0aa92b0a12da943e3ec397861b09321e29d40f4ffbce2ce757ad607639cb33834abffeac2ae3bb0db824cf854dac53f852ca06c8b82748a4bd94c9ec0ccd52306546b1e9c47f389e15c1280e4bc2425276304a585d32bd5dfd5ce840ab1645fc969734824f39cc5ef562813c810073959e00babc066bca60b45a42718dd8144c5b32c060bf5eaf61d9c8ecde992f7a2f13265aa5b41e2a70e5109c0d511e9cb4212e3003568355977e0efa6cedfd7ed85ba656455d2b44c3d78ec71b15cc31cbdb12d74f1571e64530561775feebfabe6120f9e527d5c13e14453404029ab18bd21bb842bb84f4e229dd3e7de6e566cc2b315a327e0de6040fbae584a4982a3d83fad6b93fee606b3c443615a3b9b4fa143134f7531f08902d8734492df1b2b093b79f8bc415f4775473554198c9a804fb99e0a850d2384e5b4c45e615762b206e45a8c496950da754420460e9367fc2e732feb76d34adb83b790fef55891185fa32a965371f6ce9f2efa80d632ddcf9dcc3e19ca46d4518497554bc3cbd7dd6cce12921bcca238ee151a9fbd64595027c25e6605fcaa1d5f7645e7d270f3bd3f93db1ebf9ac3ead28587fb73826a06a930a55c61ac42645a39c266175e2c03432aaef83c3bdf5cf51df7ef7fb6e0f860d3e0854b0d545f70ea1fbb89b72493ef8ca2b4a3a855d64e9c6041ae7088f40ce60bc4d369876bd356f54c74632bc6f5a12f50a25ab0ea114fd8349dea0c05600b338a70b181045dd22b67c217036e08a0c81dd2c5f3d2d89b6812ea5d342a5d2acbf1f5125247ecd7e9c01b6f81d5b1d2b394951059454aadb9a592a4093c11a929d74817f2e00c0abf234737b318a7c124d1191f162ec7bd2ff2af897974b59f982a5336406c4875355d1c8a6b117b9cb701c805f6b0d3d18faa25890a5c0a0d3b9e148f56ee113ab4db6b93885fa493e0fbaef8858c7a72f729a3f6951a21433960f1eb70a2bfa00a91acd7e133701c78ca50fd7231ba824d8b761f9885e44fd56f5ef9e1eba19a4410cc01fba6ac8dd9eb7b350472fbffb8084d815a15c65537fef686506328585d3553973ccb06efe6412c09c3fe4bc3fdc32c4b50b1805b06842256a6ed62fdc089906106cab68d7f24e28e15d409be4a8a5581c2e981183e1b9a2fd8d5172bdca93c9675f14c19aff6a9446175e5bfbec82f72db4388c676da7573719941f80503ee1548e17cbe15bcd52f1da5a4506b195fe287555bba11990209a919063a01c1d1cbb482af2f98556bb37db5b47dca4fe9b60bbacb19a73c0eec89dc64982ff102883c1141649a8408656acb323280c26fd38fb6d2d47e57cef9d409430b70ec82350ef5be4cda8dd2e8b910d0b920e1c38aa67f00af364210244ff7c910ce11574efc0454f6e1f03c0132d000bc390274255123680bf3dfe8255363e941e68a78403f9aa9a173f699ba7022e8af53d0b7bd9ee5fbab4c47ee6e6d1d380e291422584f93db2f5343bf01b29c0a5aed403f7159669d9713cb3236ee86bf2979d4427915b27624cde1c3ef052772776c8a1ac58a82d758dd836031b034cbda0c322c5b39d1e4b7161834255d82e8192da3edfb1aa8edaf49856e56337a78cfb72d30625190f523d8e45ff6dc82b56e4cec1f05f512ad7b208d67bdfa698d9e3ee6bf6a8cbc8d7ead3c4d6731d4891e3ec2960bc44dbb6a3be29cfa4577d5f155c8fa22eb3678f7a69876e5279bc673fd2075fba9c49557762dc31254018506173d6b2f9b211bb8b0fe4706d523c859baf49a61aa07128f95f58092ef430ab498a595fc85f6b64906a2d86db2cdd6e06a89810e5b60dde20265e2095c2fc3f34000a799f10e0273759c4560a027a0859a9f33bbdd33e2b19fb23ca1ec54374f6ab9413a1706f377838e0036a9e9857831c7559d8edb07ae22c46713522e7fcfadc02156909171bd990a8c2430fcf7c89e387e7d0cba2deb3c386edb13c080a9a3bd05f4c6d1366dd42b14842b3d38c25a0caff34cd3a9333e721338ccf4ad9118888294f7412c5c72cad2c932e0294b666d589aae1482035922b0be0173cc8f222dd8deed400bd0271111b9a0e9c7410ab5aa817846f18990a8a220fe2dd5c835cfeb2a7e59f32dace2e040c8097f505500f476ea663ac3f5bfead1e239bcf84abc7cd673ec6bac149d5beb5e21768b77087825b358cb35a0d49bac76f5d846cdedbe90031aadb870d44d9b1a2de9e4d4048a4e18f2bd38b685c1955769386e96f1ed30bf312ac4a2dbb36f71ed117152dfdf935d7f11e7566bb4549a932a6c02aa089437377d7ba5bb7ed8363bddd39f647dc03c8b3dbe058779f941690b21dcc191ce10e7ea812efb3a21781e1a6deae32f5e5a646849380662020aea66b2969d85c4a5c3f776150261185f3e6b1a1b334d0d16ce9a0adfd2fc82fdfebb357e93c8916c93cc991b8e480d40e98dfa331028f287daf055569567443418b97f6e3b17fc126d6ac96def9f7fa2b39c22b554d5e13d2bd413bb149fdbaa55a7be36156b803377e4e80042271ca56c58fabae0c841242e57a78eb098a0623413cc53712b645c2b4f71cd17b9c3473d68d56743e86854997123e633e6a29da03300213f33266f34ab6e37fe8c96b820c3f26231539838d2c1bfb9226ea2b27ba1aa16e8db648914c918892ed86621707395f684b864f5151a7fe087c5da07f92e1ed347fe6fce3effb35a4be81a21e1eea5c0107c6e01f39989336b9c2676af6e85272b1e46654edbebd8393d0ceb9062987aeb3a14a0ad71193a7d16b447df0e19da3d89de9f888c33146bf62c7ff5c65a6efd10d54c997e08d28a695bcec09330b83804efc3bd47c4816a1993826dda138b1e2e64cfbba0a83c80276b735045b5ab38e9cc23698846de8dddd2bcd3a10d2c8eaf1a95b67a3e0bb000288f72fb7b2892bfb5812fff7eb8a06a38892a751e81fef3a3ab4eb5df197038b8f01c069da4536e67c148c61d06c774aeab1df0890116b61d8caaf7a02d21cf6fd074180dafdf08c784a37ed65d150eccc4290619b28f0d8ebd54496aed25db4f5cfab74182b414bc7ea2cd8a532e22df08f1dd03225e9516628c77b5391ce1408459508597ae413ca02cb73b65e6da0d148720c16406be7cc6763532568c8dd79f16fc65428280714b1d2816d5b9554cf024b2ae7e58fdc569dd4692bb8e6538968a16a31bffcb20bd361aac040cabe17ae92e7d14e7975f532c0780cbe36d247de81f71b011e3d427c631b6ab9e9987a9df6a60e8f945ff9abd736719da10dbd077091fa1f4201cad614f96cc53be41121d6c2f8b5085478f7285551320e59e5142a9e45998fa0510151822cfb9efdb6b8d3fbbf27a34ab92955c8131a6a31e0353db269e6d96ea957193f7e2543e74db296fd3ee78202cf5dc4b0d86f5b57000d7f55a8adef46aba0cc51681a6e8228dc5cf1e846b1d6955efc6b4be3ad1bf7f3cf1ff425684054a0dfaaeb3c6b39960474bb3b7eb477a0e61ec715ed4888d89b63237a9406b48908f8fbe612ff3af4813abf3e9fbe67587659d099d9a945d451f4286f57cc8cc046990a1dda3a8861a842fd7b4976ecd1456bf4d17a0332191e86e55a9322dfcad2e17dfb908f059b4e0809a5ceb25848198e06c33c152e067b7f8459e71d7e58827f188d310078fd097d1781db1c96cb52b6a222035af8c01a54e24688f3f4904d73706c02cb3670b2b56350388fdc9c0b1be54a3f724622bb042eaf3db4657141adc3a0f0f785ff2a46107b44e872ba010af9ea7e37dcde7d7a49766ae2da25cf55a03adf12e3f9b76f576587d819fb86febdf87ba5fd93f93627471f2d2deb11c0dcc7b32e97ddc6fc6f215f97410b042ad27d08335840e7854fb92bfb2cc1d8c3749866ca04cb690cfe4c7b7ce289cd9fa7ce43c7f4fa9ff542ea7feb8651754f0f138c07a9c4e232265e48b922a587c1ecabebee32cdf6a0ac786f6d40ef9cb912534f2ae47a9b2a9d35b68aef473e2606e6b46e08f6fb146c21cdc5d71a2aaafb525890d43051965769e9b3740c2cfb9ac1739489d19e73aed78e9d287a2d0d86e2ecc172a753023620cffee93750b5702ea2d51304f2b9d0747e65d248ff26769f23d7fcd4296112be339dbe1158882f6141fea49d7fcc402fcd56a348df0a67bf266248feb54062fe8ebf5bd14e14a6d23938f7f82445a4f0f528292b4d092bb987695ca677e4e54eea69d65740d9e3f721e51ecd0b896645face30a82433a907c0ef810ad7d4b4373b3eba7a86999be3f3cdda123abea59c3bc21893462f07c23cc5e0c14781ed899c5670d55dd08ae2b0980fad83f2365bc6890dd37532bd290715844742b1dc1b2cd70e270e53deff9bc7f37fedbea5313c7b03e8402a1c19d5ef628a21ba430be0352e4d73fb34d50b9e6536247a05bf266683caa53709750c0bf622249beef84e6b6e6dd621def0f62eea913e485cc943afb9cc18dea100bda860511cfc5f9f36c6adfbd6f5f9a2a451ee6853adbaf9dba1e6308061055061baebae1a875e2b3c6412060f712c7b1a2f2263439796ebf2835fa944be70b9ad6fa9aabd87a5dd80c1c4343732536b2bcd9c07ba968422f35feb27f5147ad4eeb7d449131bf4ab3e6d8841a32e2e273f9dcdfe85114b1f2a155479d026c47af6d7b7817192143d7455bdaf92041773682a59e9f77ed90cb6ca3192a63aa84e114865d6a9e32385f30794120e57bfc55c5f566bcc927b08164998e6fa82fc35b9a0935c8cdc0b10ae2f04d177e7e85fd1cae9f28f7494c2e76696939c730ec0dca56357784ad85e68590c0b9c81d2f5534ec9fcd2c1044e559f5b0b26e8851e1bdaa975bbdb7e135422e6f7f22fb5657eb6af5b75892e1d650de0d8a6c25842338882300ebb1794bd4fbe132c1b3278f4fb9c8a11c96edcb854de4f038664194c9cc6856589b856eaebbab05eb4ed138eb074ac648e0c1443530ac35abdc1773318a1b568dd54b7b0a16133a01475ccd393555415633bc201e1b6574c1aed5489888c833ee81fc9de75e6a29e87090da3fedfdbc7268319659d710ab8bdcdaedcb4d0d1deeccdc3669d11826c8a21ca232015715000392e5433afc855a75f70a4dd6a2e4080c9a636d0c", 0x1000, 0x44000, &(0x7f00000012c0)=@llc={0x1a, 0x304, 0xcc0, 0xec, 0x6000, 0xfffffffffffffffb}, 0x80) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x25c}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, &(0x7f0000000080)={0x3, 0x7fff, 0x4, 0x800, 0xfffffffffffff93c, 0x100000000, 0x0, 0xecd4, 0x0}, &(0x7f0000000100)=0x20) ioctl$KVM_SET_PIT2(r5, 0x4070aea0, &(0x7f0000001540)={[{0x3, 0x6, 0x80000000, 0x437c, 0x3, 0x6, 0x4, 0x400, 0x10001, 0x1, 0x8, 0x2, 0xe51}, {0xfffffffffffffa3f, 0x40, 0x5, 0xffffffff00000001, 0x8, 0x10000, 0x7, 0x100, 0x1, 0x2, 0x400, 0xffffffff80000001, 0xc024}, {0x79228bb6, 0x1ff, 0x5, 0x2a0, 0x4, 0x1, 0x5, 0x1, 0x80000001, 0xdc04, 0x3, 0x9}], 0x2}) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000001340)=@sack_info={r6, 0x9, 0x5f75}, 0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r5, 0x84, 0x75, &(0x7f0000000140)={r6, 0x1}, &(0x7f0000000200)=0x8) ioctl$KDDISABIO(r5, 0x4b37) getsockopt$sock_timeval(r5, 0x1, 0x15, &(0x7f0000000240), &(0x7f0000000280)=0x10) syz_open_dev$ndb(&(0x7f0000001400)='/dev/nbd#\x00', 0x0, 0x1) r7 = dup3(r3, r4, 0x80000) ioctl$FIDEDUPERANGE(r4, 0xc0189436, &(0x7f0000001440)={0x1d3e, 0x8, 0x6, 0x0, 0x0, [{r7, 0x0, 0x9}, {r3, 0x0, 0x9}, {r1, 0x0, 0x3d9}, {r2, 0x0, 0x8}, {r7, 0x0, 0x1}, {r2, 0x0, 0x7}]}) [ 314.117624] block nbd0: NBD_DISCONNECT 09:05:01 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 314.181847] block nbd0: NBD_DISCONNECT 09:05:01 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000200)='/dev/vcsa#\x00', 0x7498, 0x6a240) getsockopt$inet_mreqn(r1, 0x0, 0x0, &(0x7f0000000240)={@broadcast, @loopback}, &(0x7f0000000280)=0xc) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f00000002c0)={'bridge_slave_0\x00', {0x2, 0x4e20, @local}}) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = dup3(r3, r4, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x3ff) ioctl$KDGKBSENT(r5, 0x4b48, &(0x7f0000000140)={0x9, 0x3, 0xffffffffa838bbdc}) ioctl$GIO_UNIMAP(r5, 0x4b66, &(0x7f0000000100)={0xa, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}]}) [ 314.217774] block nbd0: Disconnected due to user request. [ 314.223516] block nbd0: shutting down sockets 09:05:01 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet(0x2, 0x3, 0xff) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:01 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:01 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r1, 0xc08c5336, &(0x7f0000000200)={0x80, 0x1, 0x202, 'queue1\x00', 0x7}) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:01 executing program 6 (fault-call:7 fault-nth:0): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:01 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) ioctl$VHOST_GET_FEATURES(r3, 0x8008af00, &(0x7f0000000040)) [ 314.315099] block nbd0: Device being setup by another task 09:05:01 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x0, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:01 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 314.396460] block nbd0: shutting down sockets [ 314.454436] block nbd0: NBD_DISCONNECT [ 314.460634] block nbd0: Device being setup by another task [ 314.466884] block nbd0: Device being setup by another task [ 314.472719] block nbd0: NBD_DISCONNECT 09:05:02 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xff00000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:02 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x0, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:02 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0xfffffffffffffffb) setsockopt$inet6_tcp_int(r0, 0x6, 0xc, &(0x7f0000000040)=0x5, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:02 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$urandom(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x1b1440, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x0, 0x0) setsockopt$inet_mreqsrc(r3, 0x0, 0x0, &(0x7f0000000100)={@empty, @multicast2, @local}, 0xc) dup3(r1, r2, 0x0) [ 314.498257] block nbd0: Device being setup by another task [ 314.504235] block nbd0: Device being setup by another task [ 314.530239] block nbd0: Disconnected due to user request. [ 314.535884] block nbd0: shutting down sockets 09:05:02 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) socketpair(0x1f, 0x0, 0x7ff, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$EVIOCGSW(r1, 0x8040451b, &(0x7f0000000200)=""/247) ioctl(r1, 0x8912, &(0x7f00000003c0)="0a5cc80700315f85715070") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000000300)={0x0, 0x800, 0x1, 0x2, 0x100000000, 0x5, 0x2, 0x5, {0x0, @in={{0x2, 0x4e21, @local}}, 0x3f, 0x9948, 0x0, 0xf5, 0xf461}}, &(0x7f0000000100)=0xb0) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000140)={r5, 0x81}, 0x8) 09:05:02 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x2) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000680)='/dev/sequencer2\x00', 0x800, 0x0) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000700)={&(0x7f00000006c0)='em0\x00', 0xffffffffffffff9c}, 0x10) ioctl$NBD_SET_SOCK(r1, 0xab08, r2) ioctl$FIGETBSZ(r1, 0x2, &(0x7f0000000040)) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$bt_hci(r3, 0x0, 0x1, &(0x7f0000000200)=""/180, &(0x7f0000000140)=0xb4) write$P9_RLINK(r0, &(0x7f0000000080)={0x7, 0x47, 0x2}, 0x7) 09:05:02 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:02 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 314.680316] block nbd0: shutting down sockets 09:05:02 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 314.726391] block nbd0: shutting down sockets [ 314.740190] block nbd7: NBD_DISCONNECT 09:05:02 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x0, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:02 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:02 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) ioctl$VHOST_GET_FEATURES(r1, 0x8008af00, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 314.772682] block nbd0: shutting down sockets [ 314.783725] block nbd7: NBD_DISCONNECT 09:05:02 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x86, 0x90100) ioctl$RNDADDENTROPY(r3, 0x40085203, &(0x7f0000000200)={0x100000000, 0xfcac, "90416fe3a08ef283ccb6a4e74e1c63db706fe8332fe3daa611703baef1f31e07ff70269e8b5829f6526065ed6973ab3cd473f5dadfd5be7042636296282ef2df9cef099f7c38be426a23973905444051070eb5c172a4c4cc79560b76701097bd562cfecf8aa263849319fd5b65ff12b0af7732602834faaf686c98bbf115633639d31e028b43ba65dc3b0b5c5278d27480038aad0c5194"}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) [ 314.813542] block nbd0: shutting down sockets 09:05:02 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:02 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:02 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0xfbbf, 0x4000) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000700)={r1}) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000740)='net/rt6_stats\x00') fcntl$dupfd(r2, 0x0, r0) syz_open_dev$dmmidi(&(0x7f0000000780)='/dev/dmmidi#\x00', 0x100000000, 0x80000) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) dup3(r2, r3, 0x0) [ 314.909282] block nbd0: shutting down sockets 09:05:02 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab04, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:02 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 314.996435] block nbd0: shutting down sockets [ 315.012671] block nbd0: NBD_DISCONNECT [ 315.018850] block nbd0: NBD_DISCONNECT 09:05:02 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x0, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:02 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x9, 0x8400) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x4000, 0x0) write$vnet(0xffffffffffffffff, &(0x7f0000001500)={0x1, {&(0x7f0000001400)=""/72, 0x422, &(0x7f0000000140)=""/83}}, 0xffd5) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000000100)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000200)=0x20) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f0000000240)={r4, 0x6d, "bd3543694713f4c19c4ef113ddbf20098c526a98ea3e3892324811d1c5851f2023fd8d917118c861060ea4e6b294a991399ccc093f16d8bc15236ecb66a83e14f7aa40620d64a57e3ab6988b76e037b4d29eb09aad09540eb93f0c255f67f2bdde6b187e10c18d22f98ff467c7"}, &(0x7f00000002c0)=0x75) preadv(r3, &(0x7f0000000340), 0x10000000000002e6, 0x0) ioctl$EVIOCSABS2F(r2, 0x401845ef, &(0x7f0000000080)={0x8, 0xfde6, 0x9, 0x7, 0x7, 0x2}) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:02 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 315.045898] block nbd0: Disconnected due to user request. [ 315.051605] block nbd0: shutting down sockets 09:05:02 executing program 3: socket$bt_hidp(0x1f, 0x3, 0x6) r0 = syz_init_net_socket$llc(0x1a, 0x3, 0x0) listen(r0, 0x102) setsockopt$sock_int(r0, 0x1, 0x3f, &(0x7f00000000c0)=0x80000001, 0x4) socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000014c0)='/dev/nbd#\x00', 0x0, 0x80000) r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x6, 0x103000) mmap$xdp(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x8, 0x10, r3, 0x180000000) write$UHID_INPUT(r3, &(0x7f0000000200)={0x8, "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", 0x1000}, 0x1006) ioctl$NBD_SET_SOCK(r2, 0xab00, r2) listen(r3, 0xedf) dup3(r1, r2, 0x80000) readv(r3, &(0x7f0000001480), 0x0) ioctl$KVM_ASSIGN_SET_INTX_MASK(r3, 0x4040aea4, &(0x7f0000000100)={0x8, 0x0, 0x8001, 0x2, 0x7fff}) [ 315.159898] block nbd0: shutting down sockets 09:05:02 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:02 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x80081272, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:02 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x20201, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, r1) 09:05:02 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x0, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 315.282376] block nbd0: shutting down sockets 09:05:02 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) dup3(r2, r2, 0x6) 09:05:02 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 315.423228] block nbd0: NBD_DISCONNECT 09:05:03 executing program 3: r0 = inotify_init() inotify_add_watch(r0, &(0x7f0000000080)='.\x00', 0xfe) r1 = dup2(0xffffffffffffffff, 0xffffffffffffffff) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x140042, 0x0) setsockopt$inet_int(r1, 0x0, 0x0, &(0x7f0000000040)=0x6, 0x4) listen(0xffffffffffffffff, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r2, 0x28, 0x1, &(0x7f0000000100)=0x1, 0x8) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r6 = dup(r3) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) dup3(r4, r5, 0x80000) 09:05:03 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = fcntl$dupfd(r2, 0x0, r1) write$P9_RLERRORu(r3, &(0x7f0000000100)={0x17, 0x7, 0x2, {{0xa, '/dev/nbd#\x00'}, 0x7}}, 0x17) fcntl$dupfd(r2, 0x0, r3) r4 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x5, 0x2400) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r4, 0x84, 0x21, &(0x7f0000000080)=0x1800, 0x4) 09:05:03 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x0, 0x0, 0x0, {0x2004}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:03 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 315.462578] block nbd0: Device being setup by another task 09:05:03 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xc0045878, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 315.561180] block nbd0: Device being setup by another task [ 315.593117] block nbd0: Device being setup by another task 09:05:03 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x20000000000002, 0x70, 0x3e5, 0x0, 0x200000000, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x400000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000240)='/dev/nbd#\x00', 0x0, 0x400) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) [ 315.609649] block nbd0: NBD_DISCONNECT 09:05:03 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:03 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:03 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:03 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401070cd, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:03 executing program 3: r0 = socket(0x1e, 0x1, 0x0) bind(r0, &(0x7f0000afb000)=@generic={0x1e, "0100030000000000000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb3151d24acef1f1622ca5bdb9c8ea31000077aeb81c90001d6d7c980400000000f70dc136cb184a"}, 0x80) listen(0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000000100)={{0x2, 0x4e20}, {0x1, @dev={[], 0x14}}, 0x10, {0x2, 0x4e21, @rand_addr=0x5}, 'nr0\x00'}) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x2000, 0x0) ioctl$TUNSETVNETLE(r1, 0x400454dc, &(0x7f0000000080)) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) dup3(r0, r2, 0xfffffffffffffffc) [ 315.761488] block nbd0: Device being setup by another task 09:05:03 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:03 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0xfffffffffffffff9, 0x80) ioctl$EVIOCGBITKEY(r2, 0x80404521, &(0x7f0000000100)=""/113) socket$inet6(0xa, 0xb, 0x5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:03 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 315.845251] block nbd0: Device being setup by another task 09:05:03 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 315.894079] block nbd0: Device being setup by another task [ 315.911408] block nbd0: Device being setup by another task 09:05:03 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000240)={{{@in6=@mcast1, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@local}}, &(0x7f0000000140)=0xe8) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000340)={@mcast1, @ipv4={[], [], @multicast1}, @mcast2, 0x3f, 0x9, 0x6, 0x100, 0x7, 0x1000000, r1}) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0xffffffffffffffff, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) r5 = dup3(r3, r2, 0x0) getsockname$netlink(r5, &(0x7f00000000c0), &(0x7f0000000200)=0xc) setsockopt$IP_VS_SO_SET_ZERO(r5, 0x0, 0x48f, &(0x7f0000000040)={0x11, @rand_addr=0xffff, 0x4e23, 0x0, 'fo\x00', 0x20, 0x2, 0x5a}, 0x2c) 09:05:03 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x125d, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:03 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) [ 315.956738] block nbd0: Device being setup by another task [ 315.970912] block nbd0: Device being setup by another task [ 315.978899] block nbd0: NBD_DISCONNECT [ 316.030997] block nbd0: NBD_DISCONNECT 09:05:03 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 316.082683] block nbd0: Disconnected due to user request. [ 316.088343] block nbd0: shutting down sockets 09:05:03 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) write$P9_RATTACH(r0, &(0x7f0000000040)={0x14, 0x69, 0x1, {0x2, 0x0, 0x4}}, 0x14) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000080)={'gre0\x00', 0x7}) listen(0xffffffffffffffff, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f0000000100)=0x100000000) 09:05:03 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x2) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r0, 0x6612) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22, 0x2, @dev={0xfe, 0x80, [], 0x21}, 0x400}, 0x1c) 09:05:03 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 316.176163] block nbd0: shutting down sockets 09:05:03 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0xffce, 0x2e, 0x6fd, 0x0, 0x0, {}, [@nested={0xc, 0x0, [@typed={0x62, 0x0, @ipv4}]}]}, 0xffce}}, 0x0) 09:05:03 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x240080) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) [ 316.235707] block nbd0: shutting down sockets 09:05:03 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x800, 0x2) stat(&(0x7f0000000100)='./file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0}) r3 = getgid() write$FUSE_ATTR(r1, &(0x7f0000000380)={0x78, 0x0, 0x5, {0x3, 0xfffffffffffffff9, 0x0, {0x5, 0x6, 0xfffffffffffffc01, 0xfffffffffffffffc, 0x543f, 0x3, 0x1, 0x40, 0x8001, 0x5, 0xffff, r2, r3, 0x6, 0x5}}}, 0x78) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$FS_IOC_GETFSLABEL(r0, 0x81009431, &(0x7f0000000200)) r6 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab00, r4) dup3(r5, r6, 0x0) [ 316.268320] block nbd0: shutting down sockets 09:05:03 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xff00000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:03 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab02, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 316.325189] block nbd0: shutting down sockets [ 316.401163] block nbd0: shutting down sockets 09:05:03 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) r3 = request_key(&(0x7f0000000040)='id_legacy\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000100)='/dev/nbd#\x00', 0xfffffffffffffffb) r4 = request_key(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000240)='/dev/nbd#\x00', 0xfffffffffffffffc) keyctl$link(0x8, r3, r4) 09:05:03 executing program 7: fstat(0xffffffffffffffff, &(0x7f0000001880)={0x0, 0x0, 0x0, 0x0, 0x0}) syz_mount_image$iso9660(&(0x7f0000001240)='iso9660\x00', &(0x7f0000001280)='./file0\x00', 0x783f, 0x8, &(0x7f00000017c0)=[{&(0x7f00000012c0)="fef6ac895ab2d73473a9372042b5db06fa367a6a6d976bf15cd67b17129d47a131ab12eb71637fac3e840c1e60fdf22da524eb2d2e7d088e850972c59137aa4bfbcd981953f6bd0a5a4bb12cfee21bcb0ba617be71948ca510f4dc30d9eddf222508ddfe93e1047baf1c88e72c5625ce78a4645fff15525ec28275eee9893706c11da7ae5b555eb8442ea3ba8012", 0x8e, 0x5}, {&(0x7f0000001380)="0abf0e50660e001ce0bf78e9238ab98f95a2fc89597f89ff14aa21c27e1efb", 0x1f, 0x7fffffff}, {&(0x7f00000013c0)="db31333884b81ef09fc7fd2e5811eddea865d5889d2e1897616ecda89b72836769ebb3635e7b0a7fa7b3e87d9c9fc5a702f6675e7932969997a71714bf83b8e64f536f2dcd6668e69842b2cd92373e31b611e0ca45330e11be79045cb2fea385626718e9f489a5d331d05bdb7642e4867092bf7553b0f196e161b241bb0d155849eeed63cef3030ad023d42361278b37f0f9b3530603381686749790e9a6eb321407fe05e4b6dbeb5b0d79c7820373e6dc38392a2eb673c794", 0xb9, 0x8}, {&(0x7f0000001480)="7e75c5f335e6445982d7b191e3effdf2af15092405470b8b7cfa13532ea6d9b34c71dd6ce5d96b47780ceeeb0cdf992e159a2d1b2521bf54d4d869962b46c0886b8d004a04d7e4c68ff54cde95c7df74", 0x50, 0x1}, {&(0x7f0000001500)="149d1b377d3e376cb99478dfff9dbcae0146a6c4cc90f9cc8a36bfa32516db05200f202c91c7d03ae2720dde384beda0efe89b45a0a930ee02620bdd3565cdebdad35eea0ee3f3e3a2a43fe29dcbe739105def1fd4e9299c2d92a30c92caad0e332c7c3e43807c7b8699169f343850576cc1306331ba0168c9ca28c0ba48e3863e8ac2d98494053718f97ff8aaff8f5deaeebae840c70ae8a00e1a0135804e2372574d6a50429a16112d7d69e53c1a27d647402765a028430c42ac1be9df6315c161105cbb04a9", 0xc7, 0x9}, {&(0x7f0000001600)="1f9b024987545e045aa4bbcf187d8383a44bffd31d1ce3c83cb8870d38c035f923b4a1584f87861f127317ae3a06a4ae64d7f918edb7ce5483b068aba7845ec6435d1d7356606621f8b77f75144fb71467dcb9c054f62bdb9016ac49aea8c6b0d06b9ac30baa851050cf4f8c93cf5d57468270757d8f8465e1eaca34964362ed84bd8aa2d18c4320d1d28b077ac880cbe37e9a7e2b98bb476d91051846076b0ed42db6e715fadbe345247e7d01741966ceeaef14d84423b573e7b71c39", 0xbd, 0x400}, {&(0x7f00000016c0)="6bbcd236ed29d9493ddd0da11c63f2169a3f6b904b072704f6bf25225542b329e092272087a3ecf2bc952db00837fa82e373b5818cfa2f0fe9dce26de5e43634bee390e0712e504e16daf5362177e0173e05f08db8c3ce1d613a5e90a60c4de49fe63b2294bf4762eeec6ceb498a3ae391692e62f28d732d3b8bf3bd59d1ca7f9abe5275607db5cb8aa5d2ced91786", 0x8f, 0x3f6}, {&(0x7f0000001780)="917fae54c6af40030a74be2c4677cacde870243f732ca2d5ccd1d93bdc8dddd4343b0d1266c25c244c45568b8d74b5d864b5985ba5", 0x35, 0x2}], 0x800, &(0x7f0000001900)={[{@overriderock='overriderockperm'}, {@hide='hide'}, {@uid={'uid', 0x3d, r0}}, {@cruft='cruft'}, {@check_strict='check=strict'}, {@map_off='map=off'}, {@norock='norock'}, {@norock='norock'}]}) accept4(0xffffffffffffff9c, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast1}}}, &(0x7f0000000080)=0x80, 0x80000) setsockopt$netlink_NETLINK_NO_ENOBUFS(r1, 0x10e, 0x5, &(0x7f0000000200)=0x8001, 0x4) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x60) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000240)=""/4096) 09:05:03 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800000000000000, 0x0, 0x0, 0x4, @perf_bp, 0x0, 0xfffffffffffffffc}, 0x0, 0xd, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000180)={&(0x7f0000000100)='./file0\x00', r2}, 0x10) 09:05:04 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x14, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}}, 0x14}}, 0x0) [ 316.551859] block nbd0: shutting down sockets 09:05:04 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x4020940d, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 316.620777] block nbd0: NBD_DISCONNECT 09:05:04 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 0: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000240)='/dev/sequencer\x00', 0x10000, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000000140)={'vcan0\x00', 0x0}) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f00000007c0)={0x4, 0x10000}) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000300)={'filter\x00', 0x7, 0x4, 0x470, 0x248, 0x130, 0x248, 0x388, 0x388, 0x388, 0x4, &(0x7f00000002c0), {[{{@arp={@broadcast, @broadcast, 0x0, 0xff000000, @empty, {[0xff, 0x0, 0x0, 0x0, 0xff, 0xff]}, @mac=@dev={[], 0x21}, {[0xff, 0x0, 0xff, 0xff, 0xff]}, 0x4, 0x0, 0x0, 0x0, 0x0, 0x81, 'veth1\x00', 'veth0\x00', {0xff}, {0xff}, 0x0, 0x80}, 0xf0, 0x130}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz1\x00', 0x8, 0x5abc, 0x3}}}, {{@uncond, 0xf0, 0x118}, @unspec=@NFQUEUE2={0x28, 'NFQUEUE\x00', 0x2, {0x0, 0xefc3, 0x2}}}, {{@uncond, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac=@local, @mac=@dev={[], 0x1b}, @broadcast, @dev={0xac, 0x14, 0x14, 0x1c}, 0xf, 0xffffffff}}}], {{[], 0xc0, 0xe8}, {0x28}}}}, 0x4c0) r2 = getgid() setfsgid(r2) ioctl$sock_inet6_SIOCDIFADDR(r0, 0x8936, &(0x7f0000000200)={@dev={0xfe, 0x80, [], 0x1b}, 0x1d, r1}) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r3, 0x84ae, &(0x7f0000000100)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00') ioctl$sock_inet6_udp_SIOCOUTQ(r3, 0x5411, &(0x7f0000000080)) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x14, 0x4) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x8000) ioctl$KVM_GET_NR_MMU_PAGES(r0, 0xae45, 0x9) ioctl$NBD_SET_SOCK(r6, 0xab00, r4) ioctl$VHOST_GET_VRING_BASE(r0, 0xc008af12, &(0x7f0000000280)) dup3(r5, r6, 0x0) 09:05:04 executing program 3: listen(0xffffffffffffffff, 0x7c80b1e3) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x8, 0x4000) ioctl$KVM_INTERRUPT(r2, 0x4004ae86, &(0x7f0000000080)=0x1) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = msgget(0x0, 0x100) msgctl$IPC_RMID(r4, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) r5 = dup3(r1, r3, 0x0) ioctl$LOOP_GET_STATUS(r5, 0x4c03, &(0x7f0000000200)) [ 316.695113] block nbd0: Device being setup by another task [ 316.734759] ISOFS: Unable to identify CD-ROM format. 09:05:04 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x14, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}}, 0x14}}, 0x0) 09:05:04 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xff000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 2: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000040)=@nfc, &(0x7f0000000100)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000140)={0x0, 0xdee6}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000240)={r1}, &(0x7f0000000280)=0xc) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/qat_adf_ctl\x00', 0x24080, 0x0) ioctl$TIOCMBIS(r3, 0x5416, &(0x7f00000003c0)=0xfff) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x40a000, 0x0) ioctl$GIO_UNIMAP(r4, 0x4b66, &(0x7f0000000340)={0x4, &(0x7f00000002c0)=[{}, {}, {}, {}]}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000300)='/dev/nbd#\x00', 0xffffffffffffffff, 0x4000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r4, 0x404c534a, &(0x7f0000000400)={0x6, 0x5, 0x800}) ioctl$NBD_SET_SOCK(r5, 0xab00, r2) [ 316.771580] block nbd0: Device being setup by another task [ 316.844099] block nbd0: NBD_DISCONNECT 09:05:04 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 316.894525] block nbd0: Device being setup by another task [ 316.902406] block nbd0: Device being setup by another task [ 316.933856] block nbd0: Device being setup by another task 09:05:04 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab05, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:04 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = dup(r0) ioctl$VHOST_NET_SET_BACKEND(r4, 0x4008af30, &(0x7f0000000140)={0x3, r2}) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r5 = dup3(r2, r3, 0x0) fallocate(r3, 0x11, 0x2, 0x3) ioctl$KVM_REGISTER_COALESCED_MMIO(r4, 0x4010ae67, &(0x7f0000000200)={0x3000, 0x2000}) accept4$llc(r5, &(0x7f0000000040)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000100)=0x10, 0x80000) 09:05:04 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.controllers\x00', 0x0, 0x0) ioctl$sock_SIOCGIFCONF(r1, 0x8910, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:04 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x3, 0x200) setsockopt$inet6_buf(r1, 0x29, 0x20, &(0x7f0000000200)="2206f56f76fefd56b5934aa8cbc52fe860e9240b4c61117fc85c9a9c9771f8c1091b1916a9557781b342e873a2e769f7341fa4c97cec7e54f6dd7d16f42831e7056eeaeea27aed0ca89b4491ddb7eb680ac26245ce35dc63f7af76db94ae655c232e4d7b1ac6013a64a43bae7afc1be7a2013a6c90fa5976ab8ed73ae0fadf55d9cfd3c5be3877b457484cc3268ba2e7c6ff051d64c6c6af72d60761b814bc3faf99968178de4e84d796345b66a7e3036d6655d5c520b211a73d73020c7ffc470db168cd31e62cbc82b2dc44f251e31fafb764d1449de4205d1559a4670ee04659864e75c81c2b2a3862c9b7ca947f4ee95e6f8155e974", 0xf7) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 316.993841] block nbd0: Disconnected due to user request. [ 316.999530] block nbd0: shutting down sockets 09:05:04 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x14, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}}, 0x14}}, 0x0) 09:05:04 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 317.104132] block nbd0: shutting down sockets 09:05:04 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0xffffffffffffffff, 0x1) r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x2, 0x50000) ioctl$KVM_SET_ONE_REG(r3, 0x4010aeac, &(0x7f00000000c0)={0x9053, 0x5}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r4 = dup3(r1, r2, 0x0) ioctl$KVM_S390_VCPU_FAULT(r4, 0x4008ae52, &(0x7f0000000200)=0x8001) r5 = syz_open_dev$mouse(&(0x7f0000000100)='/dev/input/mouse#\x00', 0x4, 0x800) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f0000000140)=0xb8) [ 317.139560] block nbd0: shutting down sockets 09:05:04 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x400000) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = dup3(r1, r2, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000000140)=0x1, 0x4) ioctl$KDSIGACCEPT(r3, 0x4b4e, 0x1c) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r4, 0x28, 0x2, &(0x7f0000000100)=0x5, 0x8) [ 317.299804] block nbd0: NBD_DISCONNECT [ 317.330596] block nbd0: Device being setup by another task [ 317.356373] block nbd0: NBD_DISCONNECT 09:05:04 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xff00}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:04 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x18101, 0x0) syz_open_dev$dmmidi(&(0x7f0000000100)='/dev/dmmidi#\x00', 0x23, 0x400) syz_open_dev$vcsa(&(0x7f0000000140)='/dev/vcsa#\x00', 0x6, 0x1) openat$zero(0xffffffffffffff9c, &(0x7f0000000200)='/dev/zero\x00', 0x0, 0x0) r3 = open(&(0x7f0000000240)='./file0\x00', 0x100, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) dup3(r1, r2, 0x0) 09:05:04 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x38a7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x33}, 0x0, 0x7, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) 09:05:04 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 317.382464] block nbd0: Disconnected due to user request. [ 317.388078] block nbd0: shutting down sockets [ 317.403497] block nbd0: shutting down sockets 09:05:04 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc3ae, 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x22000) syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x4890, 0x80000) syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x7c7, 0x10000) inotify_init1(0x80800) creat(&(0x7f00000000c0)='./file0\x00', 0x2) socketpair$nbd(0x2, 0x1, 0x0, &(0x7f0000000140)) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) 09:05:04 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xc0101282, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 317.537451] block nbd0: NBD_DISCONNECT [ 317.578169] block nbd0: NBD_DISCONNECT 09:05:05 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:05 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:05 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x60140, 0x0) epoll_pwait(r1, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x9, 0xdb, &(0x7f0000000080)={0x1ff}, 0x8) ioctl(r0, 0x8912, &(0x7f0000000140)="0a5cc80700315f85715070301246711db61bc6fd8f620e7719337d23d5a59add31bce728d4e365fff0d1ea7a3d47") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) 09:05:05 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:05 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup2(r1, r0) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000000040)={r0}) 09:05:05 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x2401e3fc, 0x4800) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000000200)=""/163) dup3(r1, r2, 0x0) 09:05:05 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127c, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 317.805140] block nbd0: shutting down sockets 09:05:05 executing program 1 (fault-call:2 fault-nth:0): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 317.835269] block nbd0: NBD_DISCONNECT [ 317.847390] FAULT_INJECTION: forcing a failure. [ 317.847390] name failslab, interval 1, probability 0, space 0, times 0 [ 317.858700] CPU: 0 PID: 12760 Comm: syz-executor1 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 317.867210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.876589] Call Trace: [ 317.879253] dump_stack+0x1c9/0x2b4 09:05:05 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 317.882924] ? dump_stack_print_info.cold.2+0x52/0x52 [ 317.888186] ? perf_trace_lock+0x49d/0x920 [ 317.892478] should_fail.cold.4+0xa/0x11 [ 317.896588] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.901799] ? __local_bh_enable_ip+0x161/0x230 [ 317.902877] block nbd0: Device being setup by another task [ 317.906533] ? graph_lock+0x170/0x170 [ 317.906576] ? find_held_lock+0x36/0x1c0 [ 317.906652] ? check_same_owner+0x340/0x340 [ 317.906683] ? rcu_note_context_switch+0x680/0x680 [ 317.929402] ? _raw_spin_unlock_bh+0x30/0x40 09:05:05 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 317.933840] __should_failslab+0x124/0x180 [ 317.938101] should_failslab+0x9/0x14 [ 317.941923] kmem_cache_alloc_node+0x256/0x720 [ 317.946543] ? __local_bh_enable_ip+0x161/0x230 [ 317.951235] ? _raw_spin_unlock_bh+0x30/0x40 [ 317.955731] __alloc_skb+0x119/0x770 [ 317.959491] ? skb_scrub_packet+0x490/0x490 [ 317.963852] ? netlink_insert+0x15d/0x3f0 [ 317.968026] ? __netlink_insert+0x13d0/0x13d0 [ 317.971324] block nbd0: Device being setup by another task [ 317.972610] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.972630] ? netlink_autobind.isra.34+0x23b/0x320 [ 317.972666] netlink_sendmsg+0xb29/0xfc0 [ 317.993265] ? netlink_unicast+0x760/0x760 [ 317.997526] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 318.002481] ? apparmor_socket_sendmsg+0x29/0x30 [ 318.007264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.012832] ? security_socket_sendmsg+0x94/0xc0 [ 318.017614] ? netlink_unicast+0x760/0x760 [ 318.021872] sock_sendmsg+0xd5/0x120 [ 318.025611] ___sys_sendmsg+0x7fd/0x930 [ 318.029616] ? copy_msghdr_from_user+0x580/0x580 09:05:05 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000040), 0x4000) openat$hwrng(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/hwrng\x00', 0x0, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000400)='/dev/dsp#\x00', 0x4, 0x2000) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 318.029776] block nbd0: Disconnected due to user request. [ 318.034398] ? lock_downgrade+0x8f0/0x8f0 [ 318.034426] ? proc_fail_nth_write+0x9e/0x210 [ 318.034456] ? __fget_light+0x2f7/0x440 [ 318.034480] ? fget_raw+0x20/0x20 [ 318.034494] ? find_held_lock+0x36/0x1c0 [ 318.034520] ? kasan_check_write+0x14/0x20 [ 318.040113] block nbd0: shutting down sockets [ 318.044203] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 318.044244] ? wait_for_completion+0x8d0/0x8d0 [ 318.044296] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 09:05:05 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x222000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup2(r1, r1) ioctl$KVM_REINJECT_CONTROL(r3, 0xae71, &(0x7f0000000080)={0x3}) dup3(r1, r2, 0x0) [ 318.084051] ? sockfd_lookup_light+0xc5/0x160 [ 318.088582] __sys_sendmsg+0x11d/0x290 [ 318.092493] ? __ia32_sys_shutdown+0x80/0x80 [ 318.096935] ? __sb_end_write+0xac/0xe0 [ 318.100955] ? fput+0x130/0x1a0 [ 318.104270] ? do_syscall_64+0x9a/0x820 [ 318.108272] ? do_syscall_64+0x9a/0x820 [ 318.112330] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 318.117472] __x64_sys_sendmsg+0x78/0xb0 [ 318.121559] do_syscall_64+0x1b9/0x820 [ 318.125469] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 318.130857] ? syscall_return_slowpath+0x5e0/0x5e0 09:05:05 executing program 0: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x121080, 0x0) ioctl$UI_DEV_CREATE(r0, 0x5501) timer_create(0x3, &(0x7f0000000140)={0x0, 0x3d, 0x7, @thr={&(0x7f0000000080)="b9", &(0x7f0000000100)="417468799831edc83eb309c5ba7cc5e2ec7914dc6b8d79"}}, &(0x7f0000000200)) r1 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r1, 0x1c49, &(0x7f0000000240)="0b5cca0700315f85715070d00b8addf54c39d69708a2032fbc8aadc75ffd20c430cb0fae234af3449a28399a802a7cbf4fda9f4ea60000e76b0bd8ec6f614df67249a4df027397a9885b8156588c4a52f8db7966f6bb63da77c81221bb64bc74668877c43b674f4ae962cf1603bf133ae65f5e22ccf912f1815bacc8afea428ec138ea031553d032ec0e70e3fc87669b4c60364f62f7296e7ebfd70a94018977bc60c7535432ea47b1da9eff2979500c2379878d34857e035fda0736764931025478ce2eb0adb06bf98b6621b7523869eb6fb3f49d") ioctl$TUNSETOFFLOAD(r0, 0x400454d0, 0x10) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) [ 318.135810] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 318.140869] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 318.145905] ? recalc_sigpending_tsk+0x180/0x180 [ 318.150699] ? kasan_check_write+0x14/0x20 [ 318.154979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.159858] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.165083] RIP: 0033:0x457099 [ 318.168300] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 318.187239] RSP: 002b:00007f52ff4e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 318.194989] RAX: ffffffffffffffda RBX: 00007f52ff4e86d4 RCX: 0000000000457099 [ 318.202284] RDX: 0000000000000000 RSI: 00000000203cefe4 RDI: 0000000000000004 [ 318.209575] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 318.216858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 318.224188] R13: 00000000004d4860 R14: 00000000004c8ebd R15: 0000000000000000 09:05:05 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:05 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xff000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 318.270446] block nbd0: shutting down sockets 09:05:05 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket(0x4, 0x80f, 0x7) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e22, @multicast1}}}, &(0x7f0000000100)=0x84) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000002c0)={r1, @in={{0x2, 0x4e22, @rand_addr=0x80000000}}}, 0x84) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) recvfrom(r2, &(0x7f0000000380)=""/164, 0xa4, 0x2140, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x4, 0x3, 0x2, 0x4, {0xa, 0x4e24, 0x6, @loopback, 0x100000001}}}, 0x80) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$sock_inet_SIOCSIFBRDADDR(r2, 0x891a, &(0x7f0000000140)={'bridge_slave_1\x00', {0x2, 0x4e23, @multicast1}}) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0xc) setsockopt$RDS_CANCEL_SENT_TO(r0, 0x114, 0x1, &(0x7f00000004c0)={0x2, 0x4e22, @broadcast}, 0x10) dup3(r3, r4, 0x0) 09:05:05 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:05 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x2000, 0x0) stat(&(0x7f0000000100)='./file0\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x3, &(0x7f0000000140)=[0xee00, 0xffffffffffffffff, 0xee00]) write$FUSE_CREATE_OPEN(r0, &(0x7f0000000480)={0xa0, 0x0, 0x4, {{0x0, 0x2, 0x1, 0x9, 0x430, 0x6, {0x2, 0xffffffff80000001, 0x100, 0x7f, 0x4, 0x1, 0x400000000000, 0x8, 0x6, 0x2, 0x8, r1, r2, 0xfff}}}}, 0xa0) r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab08, 0xffffffffffffffff) r7 = add_key(&(0x7f0000000340)='logon\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000380)="12282c9f081342328ab1a084baac3aa59ea85c0c9ea0b41f6a2d8683443f87125c8e8b88a940d417616be4aee9b1b67b1c6dd704dadc7e8171e392093fc3fbcc6407acc3f09d117d8ffab2c2e840e9", 0x4f, 0xfffffffffffffffc) keyctl$revoke(0x3, r7) r8 = dup2(r6, r6) write$FUSE_DIRENTPLUS(r8, &(0x7f0000000540)={0x150, 0x0, 0x5, [{{0x0, 0x3, 0x91a2, 0x1f, 0x1f, 0x7, {0x0, 0x9, 0x0, 0x7a, 0x1, 0x9, 0xffffffffffffffff, 0x128, 0x1, 0x4, 0x100000001, r1, r3, 0x0, 0xa64}}, {0x2, 0x0, 0x5, 0x3, 'wfdno'}}, {{0x3, 0x0, 0x5, 0x101, 0xffffffffffff7fff, 0x9, {0x1, 0x8000, 0xfffffffffffffffe, 0x9, 0x5, 0x3, 0xe88b, 0x2, 0x5, 0x80, 0x996, r1, r4, 0x7fff, 0x2}}, {0x1, 0x1, 0x8, 0xff, 'posixacl'}}]}, 0x150) mount$9p_fd(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='9p\x00', 0x8, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r8}, 0x2c, {'wfdno', 0x3d, r5}, 0x2c, {[{@posixacl='posixacl'}, {@msize={'msize', 0x3d, 0xe311}}, {@afid={'afid', 0x3d, 0xffffffffffffffff}}]}}) ioctl$VHOST_SET_VRING_KICK(r8, 0x4008af20, &(0x7f0000000300)={0x3, r8}) 09:05:05 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:05 executing program 1 (fault-call:2 fault-nth:1): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:05 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1279, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 318.435287] block nbd0: shutting down sockets [ 318.466706] block nbd0: shutting down sockets [ 318.486491] block nbd0: shutting down sockets 09:05:06 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 318.507189] block nbd0: NBD_DISCONNECT [ 318.519724] FAULT_INJECTION: forcing a failure. [ 318.519724] name failslab, interval 1, probability 0, space 0, times 0 [ 318.529493] block nbd0: NBD_DISCONNECT [ 318.531083] CPU: 1 PID: 12816 Comm: syz-executor1 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 318.543408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.552764] Call Trace: 09:05:06 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000}, 0x0, 0xc, 0xffffffffffffffff, 0x0) flistxattr(r0, &(0x7f0000000200)=""/225, 0xffffffffffffffca) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = dup3(r2, r3, 0x0) ioctl$EVIOCGMTSLOTS(r4, 0x8040450a, &(0x7f0000000040)=""/19) [ 318.555415] dump_stack+0x1c9/0x2b4 [ 318.559076] ? dump_stack_print_info.cold.2+0x52/0x52 [ 318.564301] ? perf_trace_lock+0xde/0x920 [ 318.568484] should_fail.cold.4+0xa/0x11 [ 318.572572] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.577696] ? __save_stack_trace+0x8d/0xf0 [ 318.582068] ? save_stack+0x43/0xd0 [ 318.585721] ? kasan_kmalloc+0xc4/0xe0 [ 318.589632] ? find_held_lock+0x36/0x1c0 [ 318.593753] ? __tcf_action_put+0x78/0x130 [ 318.598057] ? check_same_owner+0x340/0x340 [ 318.602413] ? rcu_note_context_switch+0x680/0x680 09:05:06 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:06 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = getpid() r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, r1, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = creat(&(0x7f0000000200)='./file0\x00', 0x100) ioctl$TCGETS(r4, 0x5401, &(0x7f0000000240)) openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x400000, 0x0) r5 = dup3(r0, r0, 0x80000) ioctl$VT_WAITACTIVE(r5, 0x5607) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) dup3(r2, r3, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r5, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x5b02}, &(0x7f0000000100)=0xc) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000280)={r6, 0x9}, 0x8) 09:05:06 executing program 7: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x4000, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r0, 0xc0045520, &(0x7f0000000100)=0x6) ioctl$KVM_IRQ_LINE(r0, 0x4008ae61, &(0x7f0000000080)={0x8, 0x5}) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r0, 0x5386, &(0x7f00000000c0)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fadvise64(r0, 0x0, 0x5, 0x7) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab08, 0xffffffffffffffff) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000000200)=""/241) [ 318.607356] ? kmem_cache_alloc_node+0x217/0x720 [ 318.612129] __should_failslab+0x124/0x180 [ 318.616385] should_failslab+0x9/0x14 [ 318.620213] kmem_cache_alloc_node_trace+0x259/0x720 [ 318.625378] __kmalloc_node_track_caller+0x33/0x70 [ 318.630344] __kmalloc_reserve.isra.41+0x3a/0xe0 [ 318.635130] __alloc_skb+0x155/0x770 [ 318.638858] ? skb_scrub_packet+0x490/0x490 [ 318.643194] ? netlink_insert+0x15d/0x3f0 [ 318.647358] ? __netlink_insert+0x13d0/0x13d0 [ 318.651906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 09:05:06 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) uselib(&(0x7f0000000140)='./file0\x00') r2 = creat(&(0x7f0000000240)='./file0\x00', 0x22) recvfrom$llc(r2, &(0x7f0000000080)=""/58, 0x3a, 0x0, &(0x7f0000000100)={0x1a, 0x0, 0x10000, 0x72fb, 0xbc5, 0x7c}, 0x10) ioctl$TIOCGSID(r2, 0x5429, &(0x7f0000000200)=0x0) ioprio_set$pid(0x2, r3, 0x0) openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x40000, 0x0) [ 318.657472] ? netlink_autobind.isra.34+0x23b/0x320 [ 318.662516] netlink_sendmsg+0xb29/0xfc0 [ 318.666600] ? netlink_unicast+0x760/0x760 [ 318.670853] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 318.675796] ? apparmor_socket_sendmsg+0x29/0x30 [ 318.680572] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.686130] ? security_socket_sendmsg+0x94/0xc0 [ 318.690897] ? netlink_unicast+0x760/0x760 [ 318.695165] sock_sendmsg+0xd5/0x120 [ 318.698893] ___sys_sendmsg+0x7fd/0x930 [ 318.702927] ? copy_msghdr_from_user+0x580/0x580 [ 318.707711] ? lock_downgrade+0x8f0/0x8f0 [ 318.711880] ? proc_fail_nth_write+0x9e/0x210 [ 318.716400] ? __fget_light+0x2f7/0x440 [ 318.720392] ? fget_raw+0x20/0x20 [ 318.723861] ? find_held_lock+0x36/0x1c0 [ 318.727940] ? kasan_check_write+0x14/0x20 [ 318.732197] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 318.737154] ? wait_for_completion+0x8d0/0x8d0 [ 318.741756] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 318.747300] ? sockfd_lookup_light+0xc5/0x160 [ 318.751847] __sys_sendmsg+0x11d/0x290 09:05:06 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 318.755794] ? __ia32_sys_shutdown+0x80/0x80 [ 318.759769] block nbd0: Device being setup by another task [ 318.760246] ? __sb_end_write+0xac/0xe0 [ 318.760267] ? fput+0x130/0x1a0 [ 318.760290] ? do_syscall_64+0x9a/0x820 [ 318.777121] ? do_syscall_64+0x9a/0x820 [ 318.781137] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 318.786271] __x64_sys_sendmsg+0x78/0xb0 [ 318.790380] do_syscall_64+0x1b9/0x820 [ 318.794297] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 318.799673] ? syscall_return_slowpath+0x5e0/0x5e0 09:05:06 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:06 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x2000) creat(&(0x7f0000000040)='./file0\x00', 0x108) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x404002, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, r1) socket$inet_udp(0x2, 0x2, 0x0) [ 318.802717] block nbd0: Device being setup by another task [ 318.804614] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 318.804634] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 318.804650] ? recalc_sigpending_tsk+0x180/0x180 [ 318.804667] ? kasan_check_write+0x14/0x20 [ 318.804695] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.834209] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.839493] RIP: 0033:0x457099 [ 318.842700] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 318.861609] RSP: 002b:00007f52ff4e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 318.869334] RAX: ffffffffffffffda RBX: 00007f52ff4e86d4 RCX: 0000000000457099 [ 318.875203] block nbd0: Device being setup by another task [ 318.876606] RDX: 0000000000000000 RSI: 00000000203cefe4 RDI: 0000000000000004 [ 318.876616] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 318.876626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 318.876636] R13: 00000000004d4860 R14: 00000000004c8ebd R15: 0000000000000001 [ 318.912862] block nbd0: Device being setup by another task 09:05:06 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000040)=[@in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1c}}, @in6={0xa, 0x4e23, 0x7fff, @loopback, 0xffffffff}], 0x2c) r3 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r2, 0x6612) r4 = dup3(r2, r2, 0xfffffffffffffffe) ioctl$RTC_AIE_ON(r4, 0x7001) 09:05:06 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1269, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 318.960253] block nbd0: Device being setup by another task [ 318.993949] block nbd7: NBD_DISCONNECT 09:05:06 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:06 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 319.025733] block nbd7: NBD_DISCONNECT 09:05:06 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x14801, 0x180) setsockopt$inet6_icmp_ICMP_FILTER(r1, 0x1, 0x1, &(0x7f0000000080)={0x200}, 0x4) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0xfffffffffffffffd) [ 319.067004] block nbd0: Device being setup by another task 09:05:06 executing program 1 (fault-call:2 fault-nth:2): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:06 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9ea1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x2001, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) pipe2$9p(&(0x7f00000000c0), 0x5d7645215477b346) [ 319.129664] block nbd0: Device being setup by another task [ 319.172569] block nbd0: Device being setup by another task [ 319.179765] block nbd0: NBD_DISCONNECT 09:05:06 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 319.214312] block nbd0: NBD_DISCONNECT 09:05:06 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x40000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) r0 = memfd_create(&(0x7f00000002c0)="6d643573756d73656375726974795cff6d31407a5b776c616e306feb7cf07455172e685604776c616e31656d3100a2b64455637ff4cf1cfef4a82f476aa775d5796ffed1d43f8b11c2ef0a7631385ce0b01ac9682ea92fed28a0ae9f0b9788edaba857399984a7186d6b659af15dc7534a87ea5d94171fadb14fa8ced4722e0b8e422c241875811e34dcad24b456d2da41ac370bcdf49b6762efcf700bd9ea82413685", 0x3) syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0xfffffffffffffffe) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) 09:05:06 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab08, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:06 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) dup3(r0, r2, 0x0) [ 319.235641] block nbd0: Device being setup by another task [ 319.239826] FAULT_INJECTION: forcing a failure. [ 319.239826] name failslab, interval 1, probability 0, space 0, times 0 [ 319.252706] CPU: 1 PID: 12888 Comm: syz-executor1 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 319.261239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.270602] Call Trace: [ 319.273224] dump_stack+0x1c9/0x2b4 [ 319.274590] block nbd0: Disconnected due to user request. [ 319.276896] ? dump_stack_print_info.cold.2+0x52/0x52 [ 319.276917] ? __lock_acquire+0x7fc/0x5020 [ 319.276940] ? perf_trace_lock+0xde/0x920 [ 319.276970] should_fail.cold.4+0xa/0x11 [ 319.277004] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.282554] block nbd0: shutting down sockets [ 319.287732] ? __lock_acquire+0x7fc/0x5020 [ 319.287745] ? mark_held_locks+0x160/0x160 [ 319.287810] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.323802] ? graph_lock+0x170/0x170 [ 319.327627] ? refcount_inc_not_zero_checked+0x2f0/0x2f0 [ 319.333092] ? find_held_lock+0x36/0x1c0 [ 319.337169] ? __lock_is_held+0xb5/0x140 [ 319.341261] ? check_same_owner+0x340/0x340 [ 319.345599] ? cap_capable+0x1f9/0x260 [ 319.349509] ? rcu_note_context_switch+0x680/0x680 [ 319.354461] __should_failslab+0x124/0x180 [ 319.358708] should_failslab+0x9/0x14 [ 319.362513] __kmalloc+0x2b2/0x720 [ 319.366073] ? ns_capable+0x22/0x30 [ 319.366181] block nbd0: NBD_DISCONNECT [ 319.369725] ? __netlink_ns_capable+0x100/0x130 [ 319.369744] ? genl_family_rcv_msg+0xcc1/0x1140 09:05:06 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) socketpair$inet6_udplite(0xa, 0x2, 0x88, &(0x7f0000000040)) 09:05:06 executing program 0: r0 = socket$l2tp(0x18, 0x1, 0x1) open_by_handle_at(r0, &(0x7f0000000100)={0x6e, 0x400, "56484e561959ea621939c2f1a251053393c0b2fa46abad500b767eb23a55d0a2b545d5acbba422857cc5b688f72d76273cc375f3cccd2d836c3b91e42dbca3c6fdfd52058b0c3fa801c53de6abeb2bd14c623c22847da0b3326972b8b0cdd200f8b9aebae9de"}, 0x100) r1 = socket$inet6(0xa, 0x1000000010002, 0x4) ioctl(r1, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) r5 = msgget(0x1, 0x50) msgctl$MSG_STAT(r5, 0xb, &(0x7f0000000040)=""/46) [ 319.369766] genl_family_rcv_msg+0xcc1/0x1140 [ 319.369793] ? genl_unregister_family+0x8b0/0x8b0 [ 319.369821] ? __radix_tree_insert+0x8f0/0x8f0 [ 319.396957] ? lock_acquire+0x1e4/0x4f0 [ 319.400940] ? genl_rcv+0x19/0x40 [ 319.404418] ? radix_tree_lookup+0x21/0x30 [ 319.408453] block nbd0: NBD_DISCONNECT [ 319.408685] genl_rcv_msg+0xc6/0x168 [ 319.416282] netlink_rcv_skb+0x172/0x440 [ 319.420363] ? genl_family_rcv_msg+0x1140/0x1140 [ 319.425134] ? netlink_ack+0xbe0/0xbe0 [ 319.429046] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 319.433744] genl_rcv+0x28/0x40 [ 319.435157] block nbd0: Disconnected due to user request. [ 319.437041] netlink_unicast+0x5a0/0x760 [ 319.437068] ? netlink_attachskb+0x9a0/0x9a0 [ 319.437088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.437107] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 319.437132] netlink_sendmsg+0xa18/0xfc0 [ 319.442691] block nbd0: shutting down sockets [ 319.446723] ? netlink_unicast+0x760/0x760 [ 319.446739] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 319.446757] ? apparmor_socket_sendmsg+0x29/0x30 [ 319.483918] block nbd0: shutting down sockets [ 319.484114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.484133] ? security_socket_sendmsg+0x94/0xc0 [ 319.484153] ? netlink_unicast+0x760/0x760 [ 319.491926] block nbd0: shutting down sockets [ 319.494169] sock_sendmsg+0xd5/0x120 [ 319.494189] ___sys_sendmsg+0x7fd/0x930 [ 319.494212] ? copy_msghdr_from_user+0x580/0x580 [ 319.494231] ? lock_downgrade+0x8f0/0x8f0 [ 319.494253] ? proc_fail_nth_write+0x9e/0x210 [ 319.494275] ? __fget_light+0x2f7/0x440 [ 319.494298] ? fget_raw+0x20/0x20 09:05:07 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x40101283, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:07 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 319.508847] block nbd0: shutting down sockets [ 319.511469] ? find_held_lock+0x36/0x1c0 [ 319.511492] ? kasan_check_write+0x14/0x20 [ 319.511509] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 319.511530] ? wait_for_completion+0x8d0/0x8d0 [ 319.511563] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 319.564103] ? sockfd_lookup_light+0xc5/0x160 [ 319.568621] __sys_sendmsg+0x11d/0x290 [ 319.572521] ? __ia32_sys_shutdown+0x80/0x80 [ 319.576954] ? __sb_end_write+0xac/0xe0 [ 319.580945] ? fput+0x130/0x1a0 09:05:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x200741, 0x0) ioctl$SG_SET_COMMAND_Q(r4, 0x2271, &(0x7f0000000100)=0x1) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) [ 319.584238] ? do_syscall_64+0x9a/0x820 [ 319.588222] ? do_syscall_64+0x9a/0x820 [ 319.592214] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 319.597334] __x64_sys_sendmsg+0x78/0xb0 [ 319.601409] do_syscall_64+0x1b9/0x820 [ 319.605311] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 319.610689] ? syscall_return_slowpath+0x5e0/0x5e0 [ 319.615654] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 319.620683] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 319.625711] ? recalc_sigpending_tsk+0x180/0x180 [ 319.630482] ? kasan_check_write+0x14/0x20 [ 319.634738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.635335] block nbd0: shutting down sockets [ 319.639599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.639613] RIP: 0033:0x457099 [ 319.639630] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 319.639639] RSP: 002b:00007f52ff4e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 319.639655] RAX: ffffffffffffffda RBX: 00007f52ff4e86d4 RCX: 0000000000457099 09:05:07 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x101000, 0x0) ioctl$RTC_PLL_GET(r3, 0x80207011, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:07 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:07 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x18202, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x800, 0x0) setsockopt$XDP_TX_RING(r2, 0x11b, 0x3, &(0x7f0000000080)=0x40, 0x4) [ 319.639670] RDX: 0000000000000000 RSI: 00000000203cefe4 RDI: 0000000000000004 [ 319.671773] block nbd0: shutting down sockets [ 319.679129] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 319.679139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 319.679148] R13: 00000000004d4860 R14: 00000000004c8ebd R15: 0000000000000002 [ 319.774926] QAT: Invalid ioctl 09:05:07 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) fchmod(r0, 0x100) 09:05:07 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127d, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 319.813723] QAT: Invalid ioctl [ 319.819123] block nbd0: shutting down sockets [ 319.898238] block nbd0: NBD_DISCONNECT [ 319.929017] block nbd0: NBD_DISCONNECT 09:05:07 executing program 1 (fault-call:2 fault-nth:3): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:07 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x1000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:07 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xff00000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:07 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000380)='maps\x00') ioctl$KVM_CHECK_EXTENSION_VM(r0, 0xae03, 0x3c) r1 = getpgrp(0x0) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000280)='/dev/vsock\x00', 0x0, 0x0) connect$unix(r2, &(0x7f00000002c0)=@abs={0x1, 0x0, 0x4e22}, 0x6e) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0x100, 0x4, 0x5010, 0x7, 0x0, 0x0, 0x201, 0x4, 0x2, 0x52, 0x8, 0x2, 0x10000, 0x4, 0x32, 0x0, 0x9, 0x5, 0x200, 0x1, 0x9, 0x100000001, 0x3f, 0x1, 0x7ff, 0x3, 0x8, 0x9, 0x1, 0x7, 0x0, 0xcca, 0x2, 0x80000000, 0x100000001, 0x2, 0x0, 0x5, 0x0, @perf_bp={&(0x7f00000000c0), 0xc}, 0x5015, 0x5, 0x100000000, 0x0, 0x8, 0x990, 0xdf}, r1, 0x1, 0xffffffffffffff9c, 0x9) r3 = perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x401, 0x278a, 0xff, 0x9, 0x0, 0x7f, 0x10, 0x3, 0x3, 0x1, 0x2, 0x5, 0x1a15, 0x9, 0x0, 0x80, 0x0, 0xac1, 0xb6, 0x7fffffff, 0x7, 0x7, 0x8, 0x9, 0x2, 0x6, 0x800, 0x1265, 0x4, 0x0, 0xe000000000000000, 0x10001, 0xffffffffffffff40, 0x9, 0x3, 0x7, 0x0, 0x3ff, 0x0, @perf_bp={&(0x7f0000000100), 0x4}, 0x8000, 0x8, 0x7, 0x7, 0x8, 0xfffffffffffffff7, 0x10000}, r1, 0x8, r2, 0xb) listen(r0, 0x402) fcntl$F_SET_FILE_RW_HINT(r3, 0x40e, &(0x7f0000000340)) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) fcntl$getownex(r2, 0x10, &(0x7f00000003c0)) r5 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000040)='^.+\x00', 0xffffffffffffff9c}, 0x10) ioctl$UFFDIO_ZEROPAGE(r5, 0xc020aa04, &(0x7f0000000140)={{&(0x7f0000ffb000/0x2000)=nil, 0x2000}, 0x1}) socket$inet6_dccp(0xa, 0x6, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000400)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r5) dup3(0xffffffffffffffff, r6, 0x0) getsockopt$sock_buf(r4, 0x1, 0x3f, &(0x7f0000000000)=""/44, &(0x7f0000000180)=0x2c) 09:05:07 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000400)=0x0) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x10000}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000440)='/dev/input/mice\x00', 0x0, 0x80040) ioctl$SIOCSIFHWADDR(r3, 0x8924, &(0x7f0000000480)={'team0\x00', @broadcast}) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.swap.current\x00', 0x0, 0x0) write$UHID_DESTROY(r4, &(0x7f00000003c0), 0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r5 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x2, 0x40000) write$UHID_DESTROY(r5, &(0x7f0000000080), 0x4) accept$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000140)=0x14) fstat(r2, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_XFRM_POLICY(r5, 0x0, 0x11, &(0x7f0000000280)={{{@in=@multicast2, @in6=@local, 0x4e21, 0x10001, 0x4e23, 0x0, 0x2, 0x80, 0x0, 0x2f, r6, r7}, {0x100, 0x400, 0x7, 0x3, 0x401, 0x8, 0x1, 0xe2b}, {0x2, 0x3, 0x7fff, 0xffffffffffffffe1}, 0x2, 0x6e6bb4, 0x0, 0x0, 0x3, 0x2}, {{@in6, 0x4d4, 0x33}, 0xa, @in6=@mcast2, 0x0, 0x1, 0x2, 0x5, 0x2, 0x0, 0x5}}, 0xe8) 09:05:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x4, 0xa001) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x4, &(0x7f0000000100)={0xffffffffffffffff}, 0x13f, 0x8}}, 0x20) write$RDMA_USER_CM_CMD_LISTEN(r1, &(0x7f0000000200)={0x7, 0x8, 0xfa00, {r2, 0x7}}, 0x10) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r3) dup3(r4, r5, 0x0) 09:05:07 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = socket$netlink(0x10, 0x3, 0x17) dup3(r0, r0, 0x80002) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) fgetxattr(r2, &(0x7f0000000080)=@known='trusted.overlay.upper\x00', &(0x7f0000000200)=""/254, 0xfe) ioctl$NBD_SET_SOCK(r1, 0xab08, r3) 09:05:07 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x5451, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 320.111672] block nbd0: Device being setup by another task [ 320.129117] block nbd0: Device being setup by another task [ 320.154876] FAULT_INJECTION: forcing a failure. [ 320.154876] name failslab, interval 1, probability 0, space 0, times 0 [ 320.166219] CPU: 0 PID: 12973 Comm: syz-executor1 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 320.174732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.184097] Call Trace: [ 320.186714] dump_stack+0x1c9/0x2b4 [ 320.190381] ? dump_stack_print_info.cold.2+0x52/0x52 [ 320.196076] ? perf_trace_lock+0x49d/0x920 [ 320.196122] should_fail.cold.4+0xa/0x11 09:05:07 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x2000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) rt_sigreturn() 09:05:07 executing program 3: listen(0xffffffffffffffff, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x8000, 0x1) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x20102, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) dup3(r0, r1, 0x0) [ 320.196160] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.196210] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 320.196242] ? graph_lock+0x170/0x170 [ 320.196285] ? find_held_lock+0x36/0x1c0 [ 320.205854] block nbd0: NBD_DISCONNECT [ 320.209718] ? __lock_is_held+0xb5/0x140 [ 320.209778] ? check_same_owner+0x340/0x340 [ 320.234586] ? save_stack+0xa9/0xd0 [ 320.238259] ? rcu_note_context_switch+0x680/0x680 [ 320.243210] ? __kmalloc+0x14e/0x720 [ 320.246963] ? genl_family_rcv_msg+0xcc1/0x1140 [ 320.251682] __should_failslab+0x124/0x180 [ 320.255948] should_failslab+0x9/0x14 [ 320.259770] kmem_cache_alloc_node+0x256/0x720 [ 320.264380] ? find_held_lock+0x36/0x1c0 [ 320.268504] __alloc_skb+0x119/0x770 [ 320.272262] ? skb_scrub_packet+0x490/0x490 [ 320.276654] ? __lock_is_held+0xb5/0x140 [ 320.280781] ? memset+0x31/0x40 [ 320.284093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.289650] ? nla_parse+0x32b/0x4e0 [ 320.293403] ovs_vport_cmd_set+0x55/0x450 [ 320.297600] genl_family_rcv_msg+0x8a3/0x1140 [ 320.302136] ? genl_unregister_family+0x8b0/0x8b0 [ 320.307014] ? __radix_tree_insert+0x8f0/0x8f0 [ 320.311670] ? lock_acquire+0x1e4/0x4f0 [ 320.315660] ? genl_rcv+0x19/0x40 [ 320.319161] ? radix_tree_lookup+0x21/0x30 [ 320.323426] genl_rcv_msg+0xc6/0x168 [ 320.327171] netlink_rcv_skb+0x172/0x440 [ 320.331266] ? genl_family_rcv_msg+0x1140/0x1140 [ 320.332706] block nbd0: Device being setup by another task [ 320.336058] ? netlink_ack+0xbe0/0xbe0 [ 320.336076] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 320.336119] genl_rcv+0x28/0x40 09:05:07 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xc0045878, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 320.336138] netlink_unicast+0x5a0/0x760 [ 320.336167] ? netlink_attachskb+0x9a0/0x9a0 [ 320.362093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.367663] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 320.372715] netlink_sendmsg+0xa18/0xfc0 [ 320.376827] ? netlink_unicast+0x760/0x760 [ 320.381079] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 320.386046] ? apparmor_socket_sendmsg+0x29/0x30 [ 320.390823] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.396396] ? security_socket_sendmsg+0x94/0xc0 [ 320.401171] ? netlink_unicast+0x760/0x760 09:05:07 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xffffff7f}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:07 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 320.405434] sock_sendmsg+0xd5/0x120 [ 320.409176] ___sys_sendmsg+0x7fd/0x930 [ 320.413181] ? copy_msghdr_from_user+0x580/0x580 [ 320.417963] ? lock_downgrade+0x8f0/0x8f0 [ 320.422155] ? proc_fail_nth_write+0x9e/0x210 [ 320.426678] ? __fget_light+0x2f7/0x440 [ 320.430678] ? fget_raw+0x20/0x20 [ 320.434148] ? find_held_lock+0x36/0x1c0 [ 320.438234] ? kasan_check_write+0x14/0x20 [ 320.442492] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 320.447456] ? wait_for_completion+0x8d0/0x8d0 09:05:07 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/sequencer\x00', 0x1, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000002c0)='memory.events\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000300)={{0xa, 0x4e20, 0x3, @mcast2, 0x5}, {0xa, 0x4e24, 0x6, @mcast1, 0x72a3}, 0xc9b, [0x0, 0x100000001, 0x401, 0xfffffffffffff111, 0x78, 0x1000, 0x3ff, 0x3]}, 0x5c) r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = creat(&(0x7f0000000040)='./file0\x00', 0x80) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r5, 0x12, 0x2, &(0x7f0000000200)=""/100, &(0x7f0000000140)=0x64) ioctl$TUNGETIFF(r5, 0x800454d2, &(0x7f0000000100)) r6 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab00, r1) dup3(r4, r6, 0x0) [ 320.452106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 320.457667] ? sockfd_lookup_light+0xc5/0x160 [ 320.462188] __sys_sendmsg+0x11d/0x290 [ 320.466103] ? __ia32_sys_shutdown+0x80/0x80 [ 320.470532] ? __sb_end_write+0xac/0xe0 [ 320.474541] ? fput+0x130/0x1a0 [ 320.477842] ? do_syscall_64+0x9a/0x820 [ 320.481845] ? do_syscall_64+0x9a/0x820 [ 320.485863] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 320.491029] __x64_sys_sendmsg+0x78/0xb0 [ 320.495145] do_syscall_64+0x1b9/0x820 [ 320.499080] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 320.504486] ? syscall_return_slowpath+0x5e0/0x5e0 [ 320.509457] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 320.514497] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 320.519538] ? recalc_sigpending_tsk+0x180/0x180 [ 320.524330] ? kasan_check_write+0x14/0x20 [ 320.528599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.533503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.538740] RIP: 0033:0x457099 09:05:08 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) r3 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000200)="b312361489df85a68cd389ecf0665ae5d38c62812b91e3b7ceef3c95d1be0adf30cb7605434f7469015898f4e605b06832be0137a75d373fa20a90ea7944ad69f4031688a1f4015532b946d63e93001e44656d0b67e899fb3e022c8800c276a3f3f019f144d43966c519e4560f229cceb7b1b566d2b8cdf21967351c1bd52abf9cd5d7574c3982bdc8cbbe9c3fc81865dcaad556dbf8018cca8fb596c815d39b02aa73ac0ac2438990b70a49977d00d401d2443d92dcb77a22d770de7279c0ce45945ff40008214d1ba9c456440e5e", 0xcf, 0xfffffffffffffffd) keyctl$update(0x2, r3, &(0x7f0000000300)="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", 0x1000) [ 320.541953] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 320.560874] RSP: 002b:00007f52ff4e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 320.568612] RAX: ffffffffffffffda RBX: 00007f52ff4e86d4 RCX: 0000000000457099 [ 320.575894] RDX: 0000000000000000 RSI: 00000000203cefe4 RDI: 0000000000000004 [ 320.583182] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 320.583649] block nbd0: Device being setup by another task [ 320.590464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 320.590476] R13: 00000000004d4860 R14: 00000000004c8ebd R15: 0000000000000003 [ 320.651322] block nbd0: NBD_DISCONNECT [ 320.722458] block nbd0: Device being setup by another task 09:05:08 executing program 1 (fault-call:2 fault-nth:4): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:08 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x40049409, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:08 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xff00}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:08 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer\x00', 0x101000, 0x0) 09:05:08 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x2}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:08 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x400000, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000140)={0x0, 0x6, 0x2, [0x101, 0xc32]}, &(0x7f0000000200)=0xc) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000240)=@assoc_value={r2, 0x7fff}, &(0x7f0000000280)=0x8) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = fcntl$dupfd(r3, 0x406, r3) getsockopt$packet_int(r4, 0x107, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) [ 320.766277] block nbd0: Disconnected due to user request. [ 320.772068] block nbd0: shutting down sockets [ 320.808393] block nbd7: NBD_DISCONNECT [ 320.828227] block nbd0: Device being setup by another task [ 320.836212] block nbd7: NBD_DISCONNECT [ 320.851178] FAULT_INJECTION: forcing a failure. [ 320.851178] name failslab, interval 1, probability 0, space 0, times 0 [ 320.862471] CPU: 0 PID: 13028 Comm: syz-executor1 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 320.871006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.880388] Call Trace: [ 320.883002] dump_stack+0x1c9/0x2b4 [ 320.886664] ? dump_stack_print_info.cold.2+0x52/0x52 [ 320.891876] ? perf_trace_lock+0x49d/0x920 [ 320.896144] should_fail.cold.4+0xa/0x11 [ 320.900243] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.905366] ? __save_stack_trace+0x8d/0xf0 [ 320.909760] ? graph_lock+0x170/0x170 [ 320.913581] ? save_stack+0x43/0xd0 [ 320.917223] ? kasan_kmalloc+0xc4/0xe0 [ 320.921138] ? find_held_lock+0x36/0x1c0 [ 320.925234] ? __lock_is_held+0xb5/0x140 [ 320.929352] ? check_same_owner+0x340/0x340 [ 320.933693] ? mark_held_locks+0xc9/0x160 [ 320.937891] ? rcu_note_context_switch+0x680/0x680 [ 320.942877] ? kmem_cache_alloc_node+0x217/0x720 [ 320.947695] __should_failslab+0x124/0x180 [ 320.951986] should_failslab+0x9/0x14 [ 320.955805] kmem_cache_alloc_node_trace+0x259/0x720 [ 320.960961] __kmalloc_node_track_caller+0x33/0x70 [ 320.965918] __kmalloc_reserve.isra.41+0x3a/0xe0 [ 320.970696] __alloc_skb+0x155/0x770 [ 320.974446] ? skb_scrub_packet+0x490/0x490 [ 320.978799] ? __lock_is_held+0xb5/0x140 [ 320.982884] ? memset+0x31/0x40 [ 320.986190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.991776] ? nla_parse+0x32b/0x4e0 [ 320.995548] ovs_vport_cmd_set+0x55/0x450 [ 320.999755] genl_family_rcv_msg+0x8a3/0x1140 [ 321.004292] ? genl_unregister_family+0x8b0/0x8b0 [ 321.009175] ? __radix_tree_insert+0x8f0/0x8f0 [ 321.013792] ? lock_acquire+0x1e4/0x4f0 [ 321.017783] ? genl_rcv+0x19/0x40 [ 321.021312] ? radix_tree_lookup+0x21/0x30 [ 321.025571] genl_rcv_msg+0xc6/0x168 [ 321.029316] netlink_rcv_skb+0x172/0x440 [ 321.033392] ? genl_family_rcv_msg+0x1140/0x1140 [ 321.038167] ? netlink_ack+0xbe0/0xbe0 [ 321.042087] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 321.046821] genl_rcv+0x28/0x40 [ 321.050116] netlink_unicast+0x5a0/0x760 [ 321.054201] ? netlink_attachskb+0x9a0/0x9a0 [ 321.058625] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.064179] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 321.069221] netlink_sendmsg+0xa18/0xfc0 [ 321.073326] ? netlink_unicast+0x760/0x760 [ 321.077571] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 321.082516] ? apparmor_socket_sendmsg+0x29/0x30 [ 321.087288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.092843] ? security_socket_sendmsg+0x94/0xc0 [ 321.097614] ? netlink_unicast+0x760/0x760 [ 321.101864] sock_sendmsg+0xd5/0x120 [ 321.105595] ___sys_sendmsg+0x7fd/0x930 [ 321.109595] ? copy_msghdr_from_user+0x580/0x580 [ 321.114367] ? lock_downgrade+0x8f0/0x8f0 [ 321.118760] ? proc_fail_nth_write+0x9e/0x210 [ 321.123266] ? __fget_light+0x2f7/0x440 [ 321.127260] ? fget_raw+0x20/0x20 [ 321.130724] ? find_held_lock+0x36/0x1c0 [ 321.134808] ? kasan_check_write+0x14/0x20 [ 321.139065] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 321.144120] ? wait_for_completion+0x8d0/0x8d0 [ 321.148740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 321.154293] ? sockfd_lookup_light+0xc5/0x160 [ 321.158817] __sys_sendmsg+0x11d/0x290 [ 321.162722] ? __ia32_sys_shutdown+0x80/0x80 [ 321.167145] ? __sb_end_write+0xac/0xe0 [ 321.171139] ? fput+0x130/0x1a0 [ 321.174434] ? do_syscall_64+0x9a/0x820 [ 321.178421] ? do_syscall_64+0x9a/0x820 [ 321.182425] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 321.187555] __x64_sys_sendmsg+0x78/0xb0 [ 321.191634] do_syscall_64+0x1b9/0x820 [ 321.195535] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 321.200916] ? syscall_return_slowpath+0x5e0/0x5e0 [ 321.205888] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 321.210916] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 321.215942] ? recalc_sigpending_tsk+0x180/0x180 [ 321.220713] ? kasan_check_write+0x14/0x20 [ 321.224974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.229851] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.235058] RIP: 0033:0x457099 [ 321.238268] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 09:05:08 executing program 3: openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x18000, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) listen(r0, 0x1) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = creat(&(0x7f0000000040)='./file0\x00', 0xb0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x3, 0x4, 0x0, 0x0, 0x10001}, &(0x7f0000000100)=0x14) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000000200)={r3, @in={{0x2, 0x4e23}}, [0x3, 0x0, 0x2, 0x86, 0x7, 0x9, 0xc037, 0x1, 0xfffffffffffffffa, 0x6, 0x7, 0x81, 0x5, 0xffffffffffffffc0, 0x8]}, &(0x7f0000000140)=0x100) r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) dup3(r4, r5, 0x0) 09:05:08 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff08, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:08 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x400, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x4010aeaa, &(0x7f0000000100)={0x0, 0x3f}) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) dup3(r3, r4, 0x0) [ 321.257175] RSP: 002b:00007f52ff4e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 321.264901] RAX: ffffffffffffffda RBX: 00007f52ff4e86d4 RCX: 0000000000457099 [ 321.272177] RDX: 0000000000000000 RSI: 00000000203cefe4 RDI: 0000000000000004 [ 321.279452] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 321.286727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 321.294005] R13: 00000000004d4860 R14: 00000000004c8ebd R15: 0000000000000004 09:05:08 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x200000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:08 executing program 7: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x400201, 0x0) ioctl$EVIOCRMFF(r0, 0x40044581, &(0x7f0000000080)) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r0, 0x400c6615, &(0x7f0000000100)) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_SIGNAL_MASK(r0, 0x4004ae8b, &(0x7f0000000140)={0x2b, "b1ce0f267ad6cf65d21ee11ff15daa46612a591813ccf338da06a6d88263b7ae9822091b37b31dd73a8e00"}) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:05:08 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1267, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 321.396798] block nbd0: Device being setup by another task 09:05:08 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x2de0, 0x543000) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000200)=@mangle={'mangle\x00', 0x1f, 0x6, 0x7e8, 0x5b8, 0x5b8, 0x0, 0x388, 0x388, 0x718, 0x718, 0x718, 0x718, 0x718, 0x6, &(0x7f0000000100), {[{{@uncond, 0x0, 0x118, 0x160, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x2}}, @inet=@rpfilter={0x28, 'rpfilter\x00'}]}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv6, @ipv4=@dev={0xac, 0x14, 0x14, 0xa}, 0x30, 0x4}}}, {{@uncond, 0x0, 0x200, 0x228, 0x0, {}, [@common=@rt={0x138, 'rt\x00', 0x0, {0x1, 0x7, 0x0, 0x4, 0x18, 0x2, [@local, @remote, @loopback, @remote, @dev={0xfe, 0x80, [], 0xc}, @loopback, @mcast1, @mcast1, @ipv4={[], [], @multicast1}, @mcast2, @local, @local, @local, @empty, @mcast2, @mcast1], 0x6}}]}, @HL={0x28, 'HL\x00', 0x0, {0x3, 0x5}}}, {{@ipv6={@mcast1, @empty, [0xffffff00, 0x0, 0xffffffff, 0xfabd30742bac76fe], [0xff000000, 0xff, 0x0, 0xff000000], 'gre0\x00', 'sit0\x00', {0xff}, {}, 0x0, 0x1, 0x1, 0x1}, 0x0, 0x118, 0x140, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00'}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x1}}]}, @HL={0x28, 'HL\x00', 0x0, {0x1, 0x3}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @inet=@DSCP={0x28, 'DSCP\x00', 0x0, {0x3b}}}, {{@uncond, 0x0, 0x138, 0x160, 0x0, {}, [@common=@mh={0x28, 'mh\x00', 0x0, {0x8, 0x0, 0x1}}, @common=@dst={0x48, 'dst\x00', 0x0, {0x100000001, 0x4, 0x1, [0x9, 0x7fffffff, 0x800, 0x4, 0x80000001, 0xdc, 0x6ddd, 0x101, 0x5, 0x4, 0x846c, 0x1, 0x200, 0x6, 0x7, 0xfff], 0xd}}]}, @inet=@TOS={0x28, 'TOS\x00', 0x0, {0x200, 0x83}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x848) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) [ 321.449790] block nbd0: NBD_DISCONNECT 09:05:09 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xffffff7f00000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 321.474430] block nbd0: Device being setup by another task [ 321.483279] block nbd0: NBD_DISCONNECT 09:05:09 executing program 0: r0 = socket$inet6(0xa, 0x3000000004000, 0x4) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x483, 0x8000) openat(r1, &(0x7f0000000040)='./file0\x00', 0x20000, 0x5) ioctl$TIOCGETD(r1, 0x5424, &(0x7f00000001c0)) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/net/pfkey\x00', 0x18200, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) pwrite64(r2, &(0x7f0000000100)="7becf62815e698f16093a30aba655975ff7f4bbf8df1daf76859d0a9515b73894412868e2b2c178ec4b1297aafdde824d3a2bb1d57c375fa8c3d97dfd18f933dbb253fd4f162a0563fc8e4d7d2bd463b980f652269d4541f2dc4b5eddb5e53a1470f632831", 0x65, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) dup3(0xffffffffffffffff, r4, 0x0) 09:05:09 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0xffffff7f00000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 321.536711] block nbd0: Device being setup by another task [ 321.575754] block nbd0: Disconnected due to user request. [ 321.581476] block nbd0: shutting down sockets 09:05:09 executing program 1 (fault-call:2 fault-nth:5): perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:09 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x2f, 0x3e5, 0x0, 0x0, 0x200000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:09 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401070ca, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 321.647107] block nbd0: NBD_DISCONNECT [ 321.673695] block nbd0: NBD_DISCONNECT 09:05:09 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x1000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) dup3(r1, 0xffffffffffffffff, 0x0) [ 321.697285] block nbd0: Disconnected due to user request. [ 321.702978] block nbd0: shutting down sockets 09:05:09 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {0x0, 0x0, 0x0, 0x100000000000000}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) syz_mount_image$nfs(&(0x7f0000000540)='nfs\x00', &(0x7f0000000580)='./file0\x00', 0x1, 0x3, &(0x7f0000000740)=[{&(0x7f00000005c0)="7a8d99697937a880aa05efb5d026c3485ae5b74c20ff48a7a2225072565c5a34ee8f8be46a0b9b0986cca54b21b145363c0d4ca4072033a007767febfcb757a9cc14e06eb66ab1bab0c0d0a313a78b42394a353c8ca1bfb0972a0b33a7a0ea5e4d980f1eefc9582d520356e0be2b713c1093e4d47d960843758652550de23ae5", 0x80, 0x100000000}, {&(0x7f0000000640)="8879722590683284325ae474ede249a7c9edef0ef4c485bcc18caa66b64b68ff5f95e12654c5430ae6960e086fe90cc903dc476c8694e699b4583d20f531101b00159c0f58ee363d594b7dd71cc0c56fc8cf1b3d2483ab81630e1335618e9cecd72699c808bbf4a3ef753df026fad259c9aba05c9e84f03935c28982790899c63e6cad0113235c3b1670e6602d868c5672375ee2daa14c7c229b4553af6b8777bf9e31d028", 0xa5, 0x5}, {&(0x7f0000000700)="eba79b4984c8770a5a38abc7de1711fd26816195198fe19fc1cd5824ee2b0c2266ae4fc697247a9183a225b6265ba937ea0d1aef37ef3375c5770ce6aef0933c", 0x40, 0x9}], 0x4000, &(0x7f00000007c0)='\'(em1ppp1\x00') ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x2000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x6, 0x20000) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$KDGETLED(r4, 0x4b31, &(0x7f0000000940)) write$sndseq(r4, &(0x7f0000000380)=[{0x2, 0x1, 0x0, 0x7, @tick=0x1, {0xffff, 0x7a7ccba7}, {0x5710, 0x2}, @raw8={"b35a686a48a87ee1f287e7b4"}}, {0x0, 0x200, 0x3, 0x800, @tick=0x5, {0x1, 0x7}, {0x8, 0x3}, @queue={0x1c, {0x7fffffff, 0x9}}}, {0x3, 0xfff, 0x5, 0x3ff, @time={0x0, 0x1c9c380}, {0x6, 0x2}, {0x5b, 0x6}, @ext={0x25, &(0x7f0000000100)="97ee5c6e93f3084570129e76b28910cb5bf9c848b991467627477035fe69903e67bbb1dfff"}}, {0x6d, 0xb4e4, 0x8, 0x0, @tick=0x1ff, {0xfffffffffffffffb, 0x58bb}, {0x2, 0xea3d}, @note={0xba, 0x9, 0x3, 0xe00000000, 0x1}}, {0x1, 0x3, 0xffffffff, 0x3, @tick=0x3, {0x5, 0x9e10000000000}, {0x5, 0x4}, @note={0x8, 0x9, 0xfffffffffffff001, 0x5a0, 0x2}}, {0x1, 0x0, 0x0, 0x5, @time, {0x3}, {0x5, 0x18fa}, @time=@time={r5, r6+30000000}}, {0x1, 0x3f, 0x3, 0x10000, @time={0x77359400}, {0x20}, {0x7}, @ext={0xeb, &(0x7f0000000200)="c27c5ed65cb38779508bbeb41e840e061800c93b25b57d3bad138055878e21e075e0e317eb9f7b42bb70c5bcf43d698c984347e5ada9d6bb0b24e05f4cb52764c24f7839cc765c8fbd5b6822718aee4e5e81d83326ef67f2ae868c5e41583890a0a6a4ec33fb363d2d959fefb6e4bd204daa4fcf3f390f8737ec8f5120805731a4a5495b946de6af2d931c117040b300981e51331c2141fbc184d334f445e46e852f2feb0c46d9861d854c53023660ae14b645a5d71cb786f5e149ab38e726c462efbb9ce34cf6b34fe4d6c7316f2c0a7a8833c8b58d078e6c3fd01d7ce15dd16163b58d6e0c5c809cff40"}}, {0x2, 0xa3, 0x7fffffff, 0x5, @tick=0x80000001, {0x3dab90f4, 0xcc9}, {0x1ff, 0x7fffffff}, @raw8={"831d5094c4ac9ce9970df9e1"}}, {0x400, 0x1ff, 0x4, 0x8001, @tick=0x200, {0x2, 0xfff}, {0x5, 0x4}, @ext={0x69, &(0x7f0000000300)="728dab19d2adce529c4bfb5b2d7cf93402534dd2afc95d18a355a2a1149110ea42d31364c4292dbcfe2ca5e20cf98e6e175d25ed3fa77c6420a56504e38d66bbffc39de272005388eec4259d65fa6313d131bc7629132562af65463c4ae51804116dfa238caff51cb7"}}], 0x1b0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:09 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7ff) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:09 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab09, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:09 executing program 3: listen(0xffffffffffffffff, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='cgroup.controllers\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) dup3(r0, r1, 0x0) 09:05:09 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xff00000000000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 321.894893] block nbd0: NBD_DISCONNECT 09:05:09 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x300, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:09 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) 09:05:09 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000400)={0x0, 0xfffffffffffffff9}, &(0x7f0000000440)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000480)={r2, @in6={{0xa, 0x4e20, 0x4, @loopback, 0x100000001}}, [0x6, 0x6, 0x7f, 0x2, 0x5, 0x1, 0x7, 0x100000001, 0x401, 0x3, 0x1f5d, 0x2, 0x6, 0x1f5, 0x109]}, &(0x7f0000000580)=0x100) pwrite64(r1, &(0x7f0000000300)="a6fa67500ef7bc7811e798e96a093d463083a506b78fe2f692f7930821134b08dd7991803eeb32fb5b496f0ad13e6e1601116bc70dbacba43967959cc227e0939e758df91e44b380b9e8444ec89634a90924b6a315955af5dea20c4147e6bd58a444cae65855b54df4a054ccfd0b6e727ca87f91b03c3fa94690d0f9669b71925b9ed749e4e97f3a0d9f34ee4a859fb9042baa33549b068c778b4e1222e0369c376ddd05697f713141dec62ea3273f49c32413495d84428a0b27abcbc6b9804323", 0xc1, 0x0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000600)='/dev/zero\x00', 0x40000, 0x0) ioctl$UI_SET_ABSBIT(r3, 0x40045567, 0x0) r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r6 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000140)=0x1f, 0x4) ioctl$sock_kcm_SIOCKCMUNATTACH(r6, 0x89e1, &(0x7f0000000100)={r0}) mincore(&(0x7f0000ff5000/0x9000)=nil, 0x9000, &(0x7f0000000200)=""/212) ioctl$TUNGETSNDBUF(r6, 0x800454d3, &(0x7f00000005c0)) ioctl$NBD_SET_SOCK(r6, 0xab00, r6) dup3(r4, r5, 0x0) 09:05:09 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/qat_adf_ctl\x00', 0x100, 0x0) write$cgroup_subtree(r1, &(0x7f0000000300)={[{0x2b, 'pids'}, {0x2b, 'rdma'}, {0x0, 'rdma'}, {0x2b, 'rdma'}, {0x2d, 'rdma'}]}, 0x1e) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) r2 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x13b, 0x20000) setsockopt$packet_rx_ring(r2, 0x107, 0x5, &(0x7f0000000140)=@req3={0x7, 0x80e9, 0x7, 0x3, 0x20, 0x80000000, 0x9}, 0x1c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e20, @broadcast}}}, &(0x7f0000000080)=0x84) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r2, 0x84, 0x23, &(0x7f0000000100)={r3, 0x3}, 0x8) 09:05:09 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127e, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:09 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x200) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r3, 0x894b, &(0x7f0000000080)) 09:05:09 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x100000000000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x2, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 322.170201] block nbd0: NBD_DISCONNECT [ 322.183204] block nbd3: shutting down sockets 09:05:09 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = dup3(r0, r0, 0x80000) r2 = dup2(r0, r0) renameat2(r1, &(0x7f0000000040)='./file0\x00', r2, &(0x7f0000000100)='./file0\x00', 0x1) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r1) dup3(r3, r4, 0x0) [ 322.216852] block nbd0: NBD_DISCONNECT 09:05:09 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x200000000000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x301, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:09 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x1) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x624000, 0x0) ioctl$RTC_PIE_ON(r3, 0x7005) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f00000004c0)=ANY=[@ANYBLOB="040000000000000000000040060000000100000007000000b6be000003000000010400000000000000000000000000000f0000800600000002000000350000003f00000000000080050000000000000000000000000000000700000000020000020000000500000001000000ffffff7f948b000000000000faffffff00000000103f27634100000001000000000100000000ff0099000000040000000000000000000000000000009be5fc1ab186bf39bec8da76c9c8567e14ff6b"]) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x8, 0x8010, r1, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) ioctl$KVM_GET_MSR_INDEX_LIST(r3, 0xc004ae02, &(0x7f0000000480)={0x2, [0x0, 0x0]}) r5 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x80100, 0x0) rt_sigaction(0x41, &(0x7f0000000300)={&(0x7f0000000140)="26f347ab3ef044ff47fec4821d3e174521aa96342506c44261a75000c483c948d80347dfd10fbd5616c4c179133d0500000066410f9cfe", {0x6}, 0x10000000, &(0x7f00000002c0)="f2420f8465566666c4e178ae92038700003400c442dd995c4100c42205386c699966460f281567766666c4a2fd1dd566460f72d7098f292892710dc4215016ce"}, &(0x7f0000000400)={&(0x7f0000000340)="8f29f89243b7c46181f345040f2e624cc481b5d94dc2c423590fa0401900000bc44125fafe0f380220c4a2a990941c390000006766440f38043bc4a271be0e", {}, 0x0, &(0x7f0000000380)="f081ac210e6e0000869d02f9c48121e88ae4be2640c423755df630c4e22d9a94b600000000c421a9156f07da202665f26d2e26832682660f3a44ed95c44121e4da"}, 0x8, &(0x7f0000000440)) ioctl$TIOCLINUX4(r5, 0x541c, &(0x7f0000000080)) 09:05:09 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x200000, 0x0) sendto(r0, &(0x7f0000000200)="119e74d38035d2bc7c6fad99bdba769352dd6c0b1e7380273e29b95520d07119e09f5c8234d3a22ec9a417cd84173fece08f264d344aff522b76a38d7240d3116a632c1ee8bb9b7f9c34f9c50c825559eee36f828efacea6703923b3f56b885d5040933c84abbf946c10ab4bfb1a54193fd709ae2183dce8ad72002bc454660d7df3200dc5576fd6cc9a2752ab4cd95268d97ced9e0fbd77a8d8f61c9fc96d5baa9632189edf4fa5e0de718fb7b2c78134270a658db5114c95a6790f76978d54d9db2968f247aa991c688b99b4e6c723c287dccc55e08e84a0c4563da3a65f2d", 0xe0, 0x80, &(0x7f0000000100)=@pppoe={0x18, 0x0, {0x3, @empty, 'syzkaller0\x00'}}, 0x80) ioctl$KDSKBLED(r2, 0x4b65, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) userfaultfd(0x800) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000300)=[@in6={0xa, 0x4e23, 0x671, @remote, 0x1b4}], 0x1c) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_buf(r3, 0x29, 0x41, &(0x7f0000000000)=""/40, &(0x7f0000001000)=0x28) rt_sigsuspend(&(0x7f0000000040)={0x1}, 0x8) 09:05:09 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) readahead(r1, 0x0, 0x4) 09:05:09 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x8, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:09 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x1}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000400)=ANY=[@ANYRES32=r1, @ANYBLOB="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"], &(0x7f0000000140)=0x9c) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000280)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r4, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000540)=ANY=[@ANYBLOB="7cdb5940", @ANYRES16=r5, @ANYBLOB="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"], 0x17c}, 0x1, 0x0, 0x0, 0x40}, 0x20040000) syz_open_dev$vcsa(&(0x7f00000003c0)='/dev/vcsa#\x00', 0x4, 0x8000) ioctl$NBD_SET_SOCK(r3, 0xab00, r3) r6 = dup3(r2, r3, 0x0) write$input_event(r6, &(0x7f0000000340)={{}, 0x1, 0x3, 0x7f}, 0x18) [ 322.365464] block nbd0: Device being setup by another task [ 322.407121] block nbd7: NBD_DISCONNECT [ 322.414661] block nbd0: shutting down sockets [ 322.495761] block nbd0: shutting down sockets 09:05:10 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x223, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:10 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x2000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127a, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:10 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 3: openat$rtc(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/rtc0\x00', 0x0, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer2\x00', 0x80, 0x0) listen(r0, 0x7) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hwrng\x00', 0x800, 0x0) getsockname$inet6(r2, &(0x7f0000000240)={0xa, 0x0, 0x0, @remote}, &(0x7f0000000280)=0x1c) ioctl$EVIOCSABS0(r2, 0x401845c0, &(0x7f0000000340)={0x1000, 0x48, 0x100000000, 0x762, 0x7, 0xffffffffffffff7f}) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000100)=0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x2, 0x1, 0x6, 0x0, 0x0, 0x8001, 0x200, 0x1, 0x88, 0x6, 0x4, 0x29ad, 0x80, 0x0, 0x2b55, 0x1f, 0x1, 0x1000, 0x1ff, 0x8, 0x1d4c, 0x176, 0x7, 0x5, 0x81, 0x33d, 0x81, 0x7, 0x7, 0xcc, 0x53f, 0x7, 0x200, 0x3, 0x3, 0xfff, 0x0, 0x4, 0x2, @perf_config_ext={0xa5e8, 0x9}, 0x8402, 0x1, 0x200, 0x6, 0x8, 0xffffffff, 0x2}, r4, 0x1, r3, 0x2) r5 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) socketpair$nbd(0x2, 0x1, 0x0, &(0x7f0000000140)) dup3(r3, r5, 0x0) 09:05:10 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000080)='bond0\x00') r2 = syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x0, 0x80001) faccessat(r2, &(0x7f0000000100)='./file0\x00', 0x1, 0x0) 09:05:10 executing program 0: r0 = socket$inet6(0xa, 0x1000000000008, 0x80000001) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) accept(r1, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback}}}, &(0x7f0000000040)=0x80) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x401, 0x0) getsockopt$inet_sctp6_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f0000000280)=0x8) prctl$seccomp(0x16, 0x2, &(0x7f0000000340)={0x7, &(0x7f0000000300)=[{0x1, 0x9, 0x3, 0x4}, {0x7, 0x3, 0x401, 0x2}, {0x1ff, 0x8, 0xffff, 0xfffffffffffffff7}, {0x9, 0x1, 0x20, 0x10000}, {0x1, 0x7fff, 0x3, 0xfff}, {0x2, 0x9, 0x7, 0x600000000}, {0x8, 0x7fff, 0x3, 0x1ff}]}) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00000002c0)={r6, 0xffffffff}, 0x8) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) dup3(r2, r3, 0x0) 09:05:10 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 322.687728] block nbd2: shutting down sockets [ 322.700006] block nbd0: Device being setup by another task 09:05:10 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xff000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) socketpair$inet(0x2, 0x1, 0x1bf7c00000, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000100)={0x0, 0x7, 0x3f, 0x77, 0x4, 0x7}, &(0x7f0000000140)=0x14) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f0000000200)={r5, 0xffffffff}, &(0x7f0000000240)=0x8) dup3(r2, r3, 0x0) [ 322.733532] block nbd0: shutting down sockets 09:05:10 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1278, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:10 executing program 1: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept4(r0, &(0x7f0000000040)=@generic, &(0x7f00000000c0)=0x80, 0x80800) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x100, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffff9c, &(0x7f0000000240)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000200)={0xffffffffffffffff}, 0x13f, 0x9}}, 0x20) write$RDMA_USER_CM_CMD_JOIN_MCAST(r2, &(0x7f0000000340)={0x16, 0x98, 0xfa00, {&(0x7f0000000140), 0x0, r3, 0x30, 0x1, @in6={0xa, 0x4e24, 0x200, @mcast2, 0x9c45}}}, 0xa0) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 322.894363] block nbd0: shutting down sockets [ 322.970197] block nbd0: shutting down sockets [ 323.198606] block nbd7: NBD_DISCONNECT 09:05:10 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xffffff7f, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) seccomp(0x0, 0x0, &(0x7f0000000080)={0x4, &(0x7f0000000040)=[{0x3, 0x4, 0x7fff, 0x8fa}, {0x9, 0x8, 0x6, 0x8}, {0x1f0, 0xffffffff80000001, 0x7, 0x6}, {0x9, 0x100, 0x1, 0x100000001}]}) write$P9_RVERSION(r1, &(0x7f0000001300)={0x13, 0x65, 0xffff, 0x854, 0x6, '9P2000'}, 0x13) r3 = fcntl$dupfd(r0, 0x406, r0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1b, &(0x7f0000000200)={0x0, 0x1000, "77094bb6376846f2dddcd3dd4dacb13227f5e0d754ebdec40c936a3d1996ba845dbadd05900e219ffaa38d60e2fb8beb89370263b41140db0147cb11aa20baa93b74900411c55a336c4af4749a113bbfc629a55aad19bb2ee5b698bfddb76b35e9e36bb2dadc4b599fd47f17a5e0a817aa1343504afe0d0cb195060909015ec40fa3399f607eb0b605f9d4d5c9d432f345726616b0220748d7d63fa3afbeb14c4b16c859fb6760663b1fc487235452290a740f5468c1161a582fb37d59e117f30d7f3ec59974a7a5e3aa11fcddf99f62c2897576a26721cd3a1995bc6d70059ec7259944958aa95b24c2f6a4e3bb714ce15190827320fdb5ce222347dcd489c903c6e857147325b45036cde8925e270e7d351fb8311774100c93cec6f26d61314602be0a7581cb43d70db0e43b6a3192d825a0e847b0c113365e90e2d04b9770e7a3e98922edcc08b5781194672935ba14bbd608f0d0d2781634e3330cc3abca456e7917c2037e411e61308e634a4f5f68583035aa6a7d768bafbeaa3e3db5f2ff5a9a4ec0d9c728dcce92ab5e32e15960f1a2b14851f4f12bba5f6af7024853b3130c79e226de73094afcd2439adb8c60bd483f0fb9dbd794e62f5dd530a7b1988b501b1d17daafa039471265c692cb97f216a4b36b2267a70355e82fae6695fba9be29c4f259464c419b1fec8b66dbe22b6563b940c4f111866c40b104df5c1af5d1407862dd62e197adb3f3ba88679f0e5dcfe788082d877135f8ca7a8f33fdb0be4187e2f9f8cb1e1c939d8a65424721386a4df38f394d17ccfb08f869db4ee4ee37e0cab7a82fbb877090bca3c3bb034548d48b970e531da1ec383b0facc460720d7137c2b054ea1230e0bef6d2c02545ce03a1c88bd4889f4a241ecfad1a465dc044cb0a7719180fa1a6c9283f2a02be4e5f01b4c970a8df3dcc19db1dcef0f5b377a385613b202ef97b33c10e7c596eba939e55c429a109da89aecfc470cb70231b5a137bab14fdd53d7d4751c4dbdb9b1a2b238b45a7435013c48aa16fd0927622632227617bd91ebc62a2ac0761bf6f4bcb3a301d8be44add9dd8b2f1aa8560cb1aa60010d60d8f94032dead1294a39018f7c3591941506940bad96e7ded4f7438e2decd7986e12f26adc51bd722660a9a8b0341261db8903a2282c68e066cef5f74fb4fc44bcb0b679444a2cde676258de7f85cb530363451a86a78aa45a59bbfa3fe8442005344b60498ce2e318a325e548cf4323b0049d41f03cd57f30bb50cfe49f98846ddab455b1a8d2ba2ea57105de41d5aafae0ec3d3a10e2148be13c2b0a6a41813c466601d3f0d9a4f9e583491c9b961e533bbd26fd077cf67030be11df73255a306d25d90e381da0011a8e99d19e2a6abf3c12f37047ac5e299c74e2530059d853a183f51dea921282dbc817554de1c0e5d02005b555c014dba295293e437b195d27e5b82a386f3aea9519a6f13be64033e3c03bb5c57621446851dc3f1d6fd9a67acc26d74588fd82886366f6d4ef2c819dc159ffd8fa7c9beb5203effc75ad80c8156a7e0a58cd441f0eb9e8603a68846db496d65e40fe1ee0c43540611d7806f61dcd8225b5e87341e1c427c6597919d0aeda93463da025a0851fde13ed60b74d8e0383375e0de97eaee00832b7657f75d31e30ff8cc1f20f6f28ae0efd5c1b8b9d9001f514285c606cd43a5d87e36e758275ae97504bb26a1d46fa7085a84f33f9b4f9bd2dc2c573d1869cb4fcc5a4548cf487287e7b6145e59810eab63a0b65053b329b496aac899d29abc3a839151fbb5e12ecda88c6f97f4d78916d10ba6103e21432af2ece6e41eaee68e485f4e7d6b57d9a04df5d05ef2d229c4fe4167161078c79a152bd5f93746784c4b229ba3e56c847161b74a5ec858e574fc94b3e006306063abaebe7b68c330d8759f85e66ed1c6fb5de2d0f39b5b9f93648f81871e181a7878a38206f416bd1f5327f9a02cb6369038adfb7d00fb0fe5fc78c0b3a8b2b51b96401cf493653f174c9e9bbf0b62fec18c4dbde75fd940476731536ee18685dddf3244aedefae796100c060a523378b9a6e81185aabbc7e7e8d17b9d5cb01907b69efd75065153e9335aced75e9f0cf3c5d7d1543b6263538699f59aa3d9c59e3ad20d24bc3d9e695b01bf8a2404b15afd54be9b5a793ec45e57f7b218e4eeb90d36d4a439be80eafc04c788800ea91281f5e8c80215d13c314f219c1e4ed9a3a06faec9ec0cb4d060e202964d14e39d8cbee3141e775c15c1854acaf5c405b5998f63cbc41d2701835996b43b5b9c61b165c8011f5d0af27e580dd1790268ca99f7347b62af0a03a6a2cb85326a7f8c9ccf289fcaf5edaaa9cac4cc1d910ec678612431dc6e3a02be1654e643a6326cd554f53d23932c89ef592ff256ec188b95ce4ea985e5ecf6cfbe1c9cdc477a85cfcd4e97f2d50cbf268f6de2e2748ec740eb062dc817215f8975dc69369123e31a00974f62f78039e4a833bf1f9214edd26db2cf54be9dd9ab8de7378db3c281bd5bc90fbfad1d643b13cb888a3355f3d0c35b7bdef051bcfb35a01f0cf269f37423e8b903e0b6db6fff4452c81be1753ed9330131cd55ad868697f0d480d6b169b4bdf85afab828712732664976d98a385548c5becaa1efa71380f0bc2481be31f92758934d24080d3969d4e58e868f4ea859d6aff5db4341bcd5793942a2b6c07a56374d8c73f8450db8dbfe0a0484a862c86fe6433238cd456eba28a202607dc2bfec8ac1e3369761f65b26a419ee0b83d05e00646b9229754f8ec41de7766e76c1d9f52589517641353ab4f6cff33941c432aebff46fe7202f9a992914c7754c581718d80d2dd85a39851bfbacca3326f53ab4a20edcd880574f120e53913b904512a8a4f6051afefcc8be0391a1c3f20a980aa7433d70411e1dbbf2fd0cebf2490637a6e83a8e76d30cdf260a109261a8ff0a57c9fa362ed6a2f1c51fb75d103d6e739520ec378c214bca9a2f018366e97a35f964133a30a1566afad1c6def6e0934efd9f0037aed599e5aaed9ef5169d61072428200cd4b1e9e38e91088537605bec81321c926348e3b802f653166f344244025ce4ea579405e0e19781338b86d6d7325903be0810647e3e67abffe18e8409b1c366802e2631b6b315cb43d384ffab0b56d9fa3756b8813cd8817d92e23488ff292ff431c677a524735cb261e19f288c5aae2aabec4d2b97ff9d28997e348552dacb343d307d2b5e68722f286418cdd13bee35f872be3b3a99f96f7a39caf8859bc5b3379bd9102899516f028a0d7d175669bcde2400924aca3de7f210012d690671b06ad0099e0319142139b11be69a91bea279dde63516b2e2150fef922d016ecc7a1ec3aeff9d2bdc6d5c769917536daf26f5b93b99c0feb28a3a72cf8390aa9a45e7bdd28c4fae51c2eddfa151ce0f882f51277a05c503dfe1c8489229422ec8932a641d748ec45007d4679f4cfc3ade0c1cbddd7cba6bdfd68c5135a1891200274f08dc88fffc99a5273a21c12db9d09ffa031bb03d4264639dba34e5865e9886cfa0800b33e398fbc3da3fc0fcf77e3dad1dc471a9b91bbf7ad1c7d26ac527f3995614ff3e086d5fe885f8f66889623d3a985721353c73f5ff76647d29735563757746cc12a0f86031442ef081d71216f86240cfd01bd2a3234538bd61773d89ec78bd29b7023f7a400938d93a86decbe9effc054acd4c3b166465bde5776a3ef9b8fff498b7ee725a228837231689cb66e771a2913eefde67e471305a80dde04513652e86cddaa4d330aa667bdb390118e49cf8866030b36bdcda092bb835b6f604293f157c50e02f26bc374a2e6654b4662ea7939057c6f15e9d88a10f751ebd7328d85e814ac6c71f9033308959aefcd8ee87769ef1b032984155f95dc6a541d3e6aa5145c79bd3f9a6b62792e10bcfa3688301870a0830161e422dd1d1d5c1a2fea6193afca74651a90a3b7e7320040dd45356d9f85eee6c8fbac9df1990636c4f1a470080478aef217fd3f36d8cba2e0873a4942e9b4275dd2e19a1db53ed600775433cde4484b27db5080fa1e97639945519443ad8e8749e8bb3f5cb1bfc671b4a6dbcec649f3f2236e9d3ad52b1a7e43a8e821758ac252b1dd2e8c9b15740079a4bf29df25865619896c44dbc0445a5afe8b4a5dcc4d45e036ced9b93e122829001aa916a7477b3749ada5aaf94ec393ff2078160dfb153cd96069875185365bbc3700da44d9a65e0e650367ac7e90ce9d7011b853986a330edcadf416ccf653e25c851df8fe3ea0f55817d27dccbe9abae21379fe47612e8e4e0361b6fdd27f757519eee6fcf530a7d0bedee93af2fb911e91178f88bf3222c3b95b238d086d44ff07f1f99103dbd649a7f03937f2c8c5cab642df1bfd4a7de6c7a2d3d4a393c674d9fe2658236da2597df7861a1e1b12e5efc59165c94e87a2ff34b4f8b28c26d86a4235ee17b07152632f5a453985086d1b2ebdb03bc5baa4f3712d9f873f6eb76e258acdb15acf4e50fb223a80fd7b61e95c1478112c30fd45e2a24c17f6cb2282ee5d5fdbd889a4ba97583dd27cd6d4dd5b7deda35a8ebf519546894d0d1e7d079eb8357f876e41fd20f6c8a05f6fab34e6598cedac071b4307b8e3d0783b7b1b5eeb5e3fd1f1c16dbe825f9c7fbae668bbdac69ed05c79b48732bf60b0f27ff1156c6a0ad5d174b34ea818e84cb87af28803cfd580419f21a9b61bc878e4a6cbfd89888bf23bb85ea829b17680d6331a0b1a7da66370b2b3fc0e77a297dd224473817a875fc4acf6849d095cd3ab37145cff873c454bbf76da12b6057fafc1b0632aabf66c056fd50074923de7fac55d5928fee9c34d62eb6a651f36ddf5107293ddb0c83805f17dbf140d27c289b0a0234ce8a093f5ec038ed123b1d530484532a83c5462ad2a1cdc453b92688b0ecf1176a7489718e5557a5ecaf17857a59a274e701112f7c8957cb0c4ccf5f540f392610ae75cb6fadd1394f642451f988b5a6dafa576184bf6044c133dcf0486d8e7ac313f76a0ca7babd0aa889c9963fc0f0356fde77e0124add5f5535fd06b96fe1181a7e3363afc04d4de74a483b8543761a92ee3e54406cd2747ea65e8f55e1f96f4bc99cfe8ac74751f0558dc5b511309591d9cbb888430c8cd125c79f09b42bae3a815adc70dac816f88d248c525fa59f5b8e415099e601504b1979e40d940ebe9de1930becbf88e7dff82e601b756ea2cd9c00cf55325a257e8fca7ac5352aedafb461ecd935093b7a1ee3662afc77b705542ed73e38aa9f03ec4bb200ed798718adc05ad5ed1d5f7c8b841f55005008d57bae97c14afbf974ff9e673d358d88a35ccb6eb3ac21c38043aad64667e601364b6ab06f6ff4d15f4bea708f5a0d27fdcd6745e2d9851630909f187753646880ac81a5a62d3e8a2275f7177be79fca7b18ba6d0976a36230372ddd80a4e3491081525345bf2cd753ee350b89faec34e5635ff294cbeb0f8c025e003544a7dd5c6ad5b3ca72fd4119ebf3e44172bd9a72a7a156f10b6f0287d05dc6a0607acc4b87a8a6116b5c569bc414c3b4d28ca2e75f98336b3547bdd7c963d6a3d62c977dc1ad18f67f4aa04fdd5b6010dd2d4918f4a72c0f1629d44eec51eeb1fd4cc3639bff215513159f08a4d254bbfae4eb8b5a001644df540ae6fee866b8338828fde904bdaaed36312dfc27e9f4e7903e951a51dd4e679cff674440a5806b109a1c33bbd33ab4ecf44fa8eea4e87b36600a75aa3af94c822ffea2506ed3b"}, &(0x7f0000001240)=0x1008) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000001280)={r4, 0x73a}, &(0x7f00000012c0)=0x8) r5 = syz_open_dev$mouse(&(0x7f0000000100)='/dev/input/mouse#\x00', 0xff, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r5, 0x4008ae73, &(0x7f0000000140)={0xffffffff, 0x8}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 09:05:10 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) ioctl$sock_SIOCOUTQNSD(r3, 0x894b, &(0x7f0000000040)) 09:05:10 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1262, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:10 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = semget(0x2, 0x2, 0x4) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000040)=[0x3, 0xaa2, 0x879, 0x7, 0x0]) socket$inet6_udp(0xa, 0x2, 0x0) pipe(&(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_DEL(r1, 0x0, 0x484, &(0x7f0000000240)={0x1, @broadcast, 0x4e22, 0x4, 'sh\x00', 0x18, 0x1, 0x58}, 0xfffffe2b) r2 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x40, 0x0) getsockopt$inet_mreqsrc(r2, 0x0, 0x2f, &(0x7f0000000200)={@broadcast, @local, @dev}, &(0x7f0000000140)=0x539) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socketpair$nbd(0x2, 0x1, 0x0, &(0x7f0000000100)) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) 09:05:10 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) socket$inet6(0xa, 0x6, 0x5b36) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x1, 0x0) write$P9_RAUTH(r1, &(0x7f0000000080)={0x14, 0x67, 0x1, {0x4, 0x0, 0x1}}, 0x14) pipe2(&(0x7f00000000c0), 0x4000) rt_sigtimedwait(&(0x7f0000000100)={0x40}, 0x0, &(0x7f0000000140)={0x0, 0x1c9c380}, 0x8) 09:05:10 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x200000, 0x0) dup3(r2, r3, 0x0) [ 323.292890] block nbd0: shutting down sockets 09:05:10 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 323.330979] block nbd0: Device being setup by another task [ 323.342368] block nbd0: Device being setup by another task [ 323.370194] block nbd0: Device being setup by another task 09:05:10 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xff00, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:10 executing program 3: recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000200)=""/151, 0x97}, {&(0x7f00000002c0)=""/177, 0xb1}], 0x96, &(0x7f0000000140)=""/40, 0x28, 0x7}, 0x40000000) listen(r0, 0xffffffffffffffff) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) lseek(r0, 0x0, 0x4) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) sendmsg$nl_netfilter(r1, &(0x7f0000000640)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000022}, 0xc, &(0x7f0000000600)={&(0x7f0000000440)={0x1c0, 0x1, 0x5, 0x310, 0x70bd2b, 0x25dfdbfe, {0x3, 0x0, 0xa}, [@typed={0x8, 0x35, @pid=r3}, @typed={0x8, 0x7e, @ipv4=@loopback}, @generic="d2a4b961bfd2d74e58065a08b1586401f4b192e1ffd349cd628814f79f9728bf4242ae23f77ef6d8f04aba45db3157e0e6bffd88011d691c115a054e9244ea4993742743c560b6d532992eaac4d3d9b310204881bab92cc4e0c634108b319693247ca81f6d5491a69304dcedb76381b776ecb35b3432dcce5bae8679e48b053a8bd0", @typed={0x14, 0x23, @ipv6=@mcast2}, @generic="ec90ace29a837ba1a2efffe6d8bf68abbaffd7d7b2033cd36fa1fbdb232cf45209fa540aa4625301a1b3304a153c586a73eb3754e106d81376dea10721313af196f70cae9b1a92e51f0816d7487a6191b31f7b681fdd699cfafddc12a4f2530501d001", @generic="a9f832da2d86631a60e72c39dd2a3e517beb7ce046b97e1a5c6ea70dba816b34988468d0bc15fd20146b10c24d2a63c63b557263f82841bd0eedc7bfe58c862fc268148ded1412e68553ffc55a83c94fd424442be443786dfabb378fb02fe95f3f46bbe3de85b8028fb3568b0c450ec7dca2438073915ebb5ed347afbb4698accc29273d698af5f9385c2cf3a0d900796ceeb11814322a36f23a6d3ca73a6ab4d822"]}, 0x1c0}, 0x1, 0x0, 0x0, 0x40}, 0x1) dup3(r2, r2, 0x0) 09:05:10 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) socketpair(0xa, 0x8080f, 0x9, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_ARM_SET_DEVICE_ADDR(r1, 0x4010aeab, &(0x7f0000000080)={0x81}) ioctl$VHOST_SET_VRING_KICK(r2, 0x4008af20, &(0x7f00000000c0)={0x2, r1}) getitimer(0x0, &(0x7f0000000100)) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 323.395361] block nbd0: NBD_DISCONNECT 09:05:10 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x5452, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 323.451005] block nbd0: NBD_DISCONNECT 09:05:11 executing program 0: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000300)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000340)=0x28) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000380)={r1, 0x80, 0x10}, &(0x7f00000003c0)=0xc) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vsock\x00', 0x4300, 0x0) getpeername$netlink(r2, &(0x7f0000000280), &(0x7f00000002c0)=0xc) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r3, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r4 = getpgrp(0xffffffffffffffff) perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x3, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x4, 0x0, 0x4, 0x80000000, 0x3168000000, 0x0, 0x7, 0x80000000, 0xffffffffffffffff, 0x4, 0x5, 0x235a, 0x8, 0x2, 0xaca00000000, 0xffffffffffffffe9, 0x7, 0xefe9, 0x1, 0x3, 0x3311000000000000, 0x1, 0x99, 0x22, 0x6, 0x1, 0xbd, 0x3, 0x5, 0x3, 0x1, 0x0, 0x0, 0x2, @perf_config_ext={0x80000000, 0x100000001}, 0x22010, 0x5, 0x7, 0x3, 0x2, 0x1, 0xffffffffffffffc5}, r4, 0x7, 0xffffffffffffff9c, 0x2) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) r6 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$sock_void(r3, 0x1, 0x1b, 0x0, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000400), &(0x7f0000000440)=0xc) r7 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.memory_pressure\x00', 0x0, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r8, 0x28, 0x1, &(0x7f0000000100), 0x8) ioctl$NBD_SET_SOCK(r7, 0xab00, r5) dup3(r6, r7, 0x0) 09:05:11 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r2, 0x8924, &(0x7f0000000240)={'ip6tnl0\x00', @broadcast}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socket(0x10, 0xf, 0x5) accept4(r0, &(0x7f0000000040)=@ipx, &(0x7f0000000100)=0x80, 0x80800) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/mixer\x00', 0x80, 0x0) mmap$binder(&(0x7f0000fe6000/0x4000)=nil, 0x4000, 0x1, 0x10, r4, 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000500), 0x4) ioctl(r1, 0xc2ac, &(0x7f0000000280)="4518a4069ccbaaa0c462faf2450e2e5fab6f2261a80f4e16d33c506295c6c435f639a6dda95d9a70fa88d1b7f21cf05dabb58b04e7e20851843f05713230f099150323bc4294cd87393db8") ioctl$NBD_SET_SOCK(r3, 0xab00, r4) write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000380)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000340)={0xffffffffffffffff}, 0x117}}, 0x20) write$RDMA_USER_CM_CMD_ACCEPT(r1, &(0x7f00000003c0)={0x8, 0x120, 0xfa00, {0x3, {0x8, 0x1, "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", 0x32, 0x7f, 0x5, 0x7fffffff, 0x5, 0x7, 0xffffffffffffffff}, r5}}, 0x128) socket$pptp(0x18, 0x1, 0x2) rt_sigreturn() ioctl$TUNSETVNETBE(r4, 0x400454de, &(0x7f0000000300)) [ 323.510293] block nbd0: Device being setup by another task 09:05:11 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:11 executing program 7: pipe2(&(0x7f0000000040)={0xffffffffffffffff}, 0x4000) ioctl$TIOCNOTTY(r0, 0x5422) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:05:11 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x2, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 323.577199] block nbd0: Device being setup by another task [ 323.596104] block nbd0: Device being setup by another task 09:05:11 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000140)=0xc) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="00002e00fc06000000000000000004000000040000000000927b35711a3e16c4fc198455b5cde1a38b9c78eb9a2b2d132cb2cfab4e468bbfb685e603559d090c0aa01474ffd4c31236a32f3ebeac11cdd080c7b5c219a45a8b985d8798fb65e9951bb86d246f68f20d3e9140f3b04f8133a036e05007b6c8444023408a058ea7d3c0612226e1d043e00f7e79b3831b2661e431eebd1e1ef18ac5f700000000000000000000000000"], 0x18}}, 0x0) 09:05:11 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000040)=0x0) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000100)='/dev/null\x00', 0x400, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) prlimit64(r2, 0x8, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:11 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x40) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:11 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1268, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 323.665300] block nbd0: Device being setup by another task [ 323.729463] block nbd0: NBD_DISCONNECT 09:05:11 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:11 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x1000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 323.778874] block nbd0: NBD_DISCONNECT 09:05:11 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x400400) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:11 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)=ANY=[@ANYBLOB="180000002e00fd0600000000000000002400000004000000"], 0x18}}, 0x0) [ 323.818846] block nbd0: Device being setup by another task [ 323.830457] block nbd0: Device being setup by another task 09:05:11 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x1080000000002, 0x0) ioctl(r1, 0x8912, &(0x7f00000001c0)="0a5cc80700315f85715070") r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128l-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) r3 = accept$alg(r2, 0x0, 0x0) sendmsg$alg(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f00000004c0)=[@op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0x2f5}], 0x30}, 0x0) write$binfmt_script(r3, &(0x7f0000000300)=ANY=[], 0xffffffaa) recvmsg(r3, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000200)=""/116, 0x75}, {&(0x7f0000000500)=""/245, 0x19b}, {&(0x7f00000002c0)=""/22, 0x13}, {&(0x7f00000013c0)=""/4096, 0x1350}], 0x4, &(0x7f00000007c0)=""/16, 0x10}, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:11 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x2, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:11 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0xffffff7f, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 323.900382] block nbd0: Disconnected due to user request. [ 323.906050] block nbd0: shutting down sockets 09:05:11 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x0, 0x0) statx(r0, &(0x7f0000000080)='./file0\x00', 0x0, 0xfff, &(0x7f0000000200)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:11 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:11 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$TUNSETOFFLOAD(r0, 0x400454d0, 0x6) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$KDGKBDIACR(r2, 0x4b4a, &(0x7f0000000080)=""/39) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 09:05:11 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x2000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = request_key(&(0x7f00000000c0)='cifs.idmap\x00', &(0x7f0000000700)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000740)='\x00', 0xfffffffffffffffa) r4 = add_key(&(0x7f0000000780)='rxrpc\x00', &(0x7f00000007c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="55715bc6f21857406bebd0092ca1b712e6979ab57c893184add30416171057912ef81965b8840f9fb55d02d4cc44b94a07b6f64fe55cb99c6f4c0528162d3d813c2ec51d7d9c9cfa122568ec9bafd273293e116b7d1bf29f50c7149cc5fff251c1f50f2907dcfc298cb3cdf0a8f2f750caa0c9c833ef3500f688f79fcddf6c03", 0x80, 0xfffffffffffffffa) r5 = request_key(&(0x7f0000000880)='logon\x00', &(0x7f00000008c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000900)='\x00', 0xffffffffffffffff) keyctl$dh_compute(0x17, &(0x7f0000000940)={r3, r4, r5}, &(0x7f0000000980)=""/242, 0xf2, &(0x7f0000000b00)={&(0x7f0000000a80)={'crc32c-generic\x00'}, &(0x7f0000000ac0)="33d082424a50984b9b87c391b27c937dee6a5143733f81", 0x17}) r6 = syz_open_dev$ndb(&(0x7f00000006c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x200) r7 = request_key(&(0x7f0000000100)='cifs.idmap\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000200)='/dev/nbd#\x00', 0xfffffffffffffff8) r8 = add_key$user(&(0x7f0000000240)='user\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000002c0)="f1ad58ee4b24ccb9bcf89d13899b66da37c1a6ab3b3dd56ecac820977f6285e03ffdfab24700a6a8b8b5051eb82261edcd502e9da3d6ec132bc9a7ed89e529bbfc22a6112de754873a8ce39743619ed116714fed5fe8b3aa2bcec818cb3082397fe8fdd7370cc54e92673b6c085ba07c2ea995686731e1dc129e2233f52726952c7ad506ec54c82f742462440193faecc678665bd28889bfe8023e89e427bd2fb4bdc1e41bcd7fd6798c835d157a1d0dcf033e33cfa6d96fb99a815331439bfa62b48d448bd44f12d4dfd0f4f5b000d76c2cec1aa268f7dc5775d9795d4df7176a304189b8e95e40153e1822ab1a678b83", 0xf1, 0xfffffffffffffff9) r9 = add_key$user(&(0x7f00000003c0)='user\x00', &(0x7f0000000400)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000440)="72e947c18e5e318c3eeb000007151bff9188b2c2528d3ad91b6f4cbe4c6cdc944093e33ea15df06684d95be60b4ee19d2ede6c136b89235bdc067d552837b5a271ea679db14d05964947df9347373d8b96222f6ace9192fa18a4b1381fefa142cf7a74c75789775972b21126f2fa614ba02b4cd9f5d1", 0x76, 0xfffffffffffffffa) keyctl$dh_compute(0x17, &(0x7f00000004c0)={r7, r8, r9}, &(0x7f0000000500)=""/200, 0xc8, &(0x7f0000000680)={&(0x7f0000000600)={'md4\x00'}, &(0x7f0000000640)="cd2d54cc5cb75187fabe27d86f84f23c867bdf4e54c496399a4c9398300232216d", 0x21}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000b40)=[@in={0x2, 0x4e23, @multicast1}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xe}}, @in6={0xa, 0x4e20, 0x40, @ipv4={[], [], @remote}, 0x6}], 0x3c) ioctl$NBD_SET_SOCK(r6, 0xab00, r1) dup3(r2, r6, 0x0) 09:05:11 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000040)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0xfffffffffffffffe, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x2, 0x40200) ioctl$BLKPBSZGET(r1, 0x127b, &(0x7f0000000240)) ioctl$UI_GET_VERSION(r1, 0x8004552d, &(0x7f00000000c0)) 09:05:11 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0xff00, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 324.102181] block nbd0: Device being setup by another task [ 324.116749] block nbd0: Device being setup by another task [ 324.124437] block nbd0: NBD_DISCONNECT 09:05:11 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:11 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1265, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:11 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$IOC_PR_CLEAR(r1, 0x401070cd, &(0x7f0000000040)={0x101}) [ 324.174472] block nbd0: Device being setup by another task 09:05:11 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r1, 0x800c6613, &(0x7f0000000040)={0x0, @speck128, 0x0, "a5a70a6c37ce49fa"}) 09:05:11 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x4c, &(0x7f0000000040)=[@in={0x2, 0x4e24}, @in={0x2, 0x4e24, @loopback}, @in={0x2, 0x4e22, @loopback}, @in6={0xa, 0x4e21, 0x7fff, @loopback, 0x12}]}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000140)={r1, 0xff}, &(0x7f0000000200)=0x8) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 324.252732] block nbd0: Device being setup by another task 09:05:11 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x100000000000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:11 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 324.323681] block nbd0: Device being setup by another task [ 324.334753] block nbd0: Device being setup by another task 09:05:12 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x228101, 0x0) epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000200)=0x8b, 0x4) r2 = memfd_create(&(0x7f0000000040)='/dev/nbd#\x00', 0x1) ioctl$EVIOCGKEY(r2, 0x80404518, &(0x7f0000000300)=""/24) setsockopt$inet6_MRT6_DEL_MFC(r2, 0x29, 0xcd, &(0x7f0000000280)={{0xa, 0x4e20, 0x6, @empty, 0x9}, {0xa, 0x4e24, 0x0, @ipv4={[], [], @loopback}, 0x3}, 0x57, [0x401, 0x8001, 0xffffffffffffffff, 0xffffffff80000001, 0xf926, 0x4eeaea0a, 0xfffffffffffffffc, 0x1]}, 0x5c) ioctl$BLKGETSIZE(r2, 0x1260, &(0x7f0000000080)) r3 = syz_open_dev$ndb(&(0x7f0000000240)='/dev/nbd#\x00', 0x0, 0x80000) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000000100), &(0x7f0000000140)=0x4) 09:05:12 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x101080, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) dup3(r1, r2, 0x0) 09:05:12 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab01, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:12 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r3, 0x111, 0x4, 0x1, 0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:12 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x0, 0x0, 0x800000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x4bb5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x0, 0x0) setsockopt$bt_hci_HCI_FILTER(r3, 0x0, 0x2, &(0x7f0000000080)={0x1, 0x9, 0x1, 0x7}, 0x10) setsockopt$ARPT_SO_SET_REPLACE(r2, 0x0, 0x60, &(0x7f0000000700)=ANY=[@ANYBLOB="66696c746572000000000000000000000000000000000000000000000000000007000000040000006004000000000000180100003802000078030000780300007803000004000000", @ANYPTR=&(0x7f0000000100)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b34608b387000000000000000000000000"], @ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000f700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0001801000000000000000000000000000000000000000000000000000028004d41524b00000000000000000000000000000000000000000000000000020100000009000000ac14140a325d3e798117a0da00000000aaaaaaaaaaaa00000000000000000000000000000000000000ffffff00ff00000000000000000000000000000000000000000000000000000000000000000000ff0000ffffff000000000000000000000000000800070101000600816e7230000000000000000000000000007369743000000000000000000000000000000000000000000000ff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000f000200100000000000000000000000000000000000000000000000000003000434f4e4e4d41524b0000000000000000000000000000000000000000000104000000000000001400000003000000000058b0e0000001ffffffff00000000000000000000000000000000000000000000000000000000b400ff0000ff0000000000000000000000000000000000000000000000000000000000000000000000ff0000ff00000000000000000000000002003f00680006000800016272696467655f736c6176655f310000626f6e645f736c6176655f300000000000000000000000000000ff0000000000000000000000000000000000000000000000000000000000ff0000000000000000000000000000000000220100000000000000000000f0004001000000000000000000000000000000000000000000000000000050006d616e676c65000000000000000000000000000000000000000000000000000000000000000000000000000000000180c2000003000000000000000000007f000001ac1414aa02000000ffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c000e8000000000000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000feffffff00e5ff003a23054f7be89f62ad56cd06e372acec0e5ea80d68839ad767ceddb7d6a8614c2db320bc3312b8153b92f58a11b813a81d1596ab22da39c4"], 0x4b0) 09:05:12 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)=ANY=[@ANYBLOB="1800000000040009000000de000000000000000000000000"], 0x18}}, 0x0) 09:05:12 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0xff00000000000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:12 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 324.841852] block nbd0: NBD_DISCONNECT [ 324.852067] block nbd0: Disconnected due to user request. [ 324.857715] block nbd0: shutting down sockets [ 324.907164] block nbd0: shutting down sockets 09:05:12 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080)={0x5, 0x26af, 0x7, 0x3, 0x5673c118, 0x9652, 0x7}, 0xc) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_S390_INTERRUPT_CPU(r3, 0x4010ae94, &(0x7f0000000140)={0x2, 0x100000000, 0x6}) ioctl$IOC_PR_PREEMPT_ABORT(r4, 0x401870cc, &(0x7f0000000100)={0x1, 0x1, 0x1f, 0x80000001}) openat$cgroup_ro(r3, &(0x7f0000000200)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$PIO_FONTRESET(r3, 0x4b6d, 0x0) 09:05:12 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:12 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x40000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x9, 0x0, 0xfffffffffffffff8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x4, 0xfffffffffffffffc, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x1, 0x0) setsockopt$nfc_llcp_NFC_LLCP_RW(r0, 0x118, 0x0, &(0x7f0000000080)=0x1d, 0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="180000002e00fd06000000000000400004000000046987be5d000000"], 0x18}}, 0x0) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) [ 324.935714] block nbd0: Device being setup by another task [ 324.949628] block nbd0: shutting down sockets [ 324.961828] block nbd7: NBD_DISCONNECT [ 324.972690] block nbd7: NBD_DISCONNECT 09:05:12 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0xffffff7f00000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:12 executing program 3: socket$nl_netfilter(0x10, 0x3, 0xc) listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:12 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) r1 = open(&(0x7f0000000380)='./file0\x00', 0x100, 0x40) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f00000003c0)={'bond_slave_1\x00', 0x400}) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000480)={0x0, @in6={{0xa, 0x4e23, 0xfff, @mcast1, 0x4}}, 0x27db, 0x9, 0x101, 0x1f, 0x9}, &(0x7f0000000040)=0x98) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000540)={r4, 0x7}, &(0x7f0000000580)=0x8) ioctl$sock_inet_SIOCSIFBRDADDR(r2, 0x891a, &(0x7f0000000440)={'bond_slave_0\x00', {0x2, 0x4e22}}) r5 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x8400, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f00000002c0)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000140)={0xffffffffffffffff}, 0x111, 0x5}}, 0x20) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(r5, &(0x7f0000000300)={0xb, 0x10, 0xfa00, {&(0x7f0000000200), r6, 0x9}}, 0x18) setsockopt$bt_BT_VOICE(r5, 0x112, 0xb, &(0x7f0000000400)=0x522e, 0x2) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(0xffffffffffffffff, 0x84, 0x15, &(0x7f0000000340)={0x1e54}, 0x1) r7 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r7, 0xab00, r2) dup3(r3, r7, 0x1000000) 09:05:12 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127b, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:12 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) [ 325.142917] block nbd0: Device being setup by another task [ 325.153086] block nbd0: Device being setup by another task [ 325.162928] block nbd0: Device being setup by another task [ 325.171863] QAT: Invalid ioctl [ 325.186888] block nbd0: Device being setup by another task 09:05:12 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 325.202586] block nbd0: NBD_DISCONNECT 09:05:12 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x2000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 325.243295] block nbd0: NBD_DISCONNECT 09:05:12 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab06, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:12 executing program 2: r0 = syz_open_dev$sndpcmp(&(0x7f0000000240)='/dev/snd/pcmC#D#p\x00', 0x3, 0x0) sendmmsg$unix(r0, &(0x7f0000002900)=[{&(0x7f0000000040)=@file={0x0, './file0\x00'}, 0x6e, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x40}, {&(0x7f00000002c0)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000002840)=[{&(0x7f0000000340)="777d70c84c21d91e340c2fb2553d3d5292a27d0e96c1db79107cab633f46683ac38030ccedea8ac7056d1d4251735a4cc19fdd4ad51595a29201040623c2dd608287982a704323b484825049d70c0a88b1707a59bc6a536b5e406aaadc99e2ad407154852ebe92e6f9bcc6e11367275bcc02b2c110c788e199f47b5db7d901a5ee6ff17ee8d31a5122107e425d03735e7c69be6b25bcb9b337704146e635d0e0839434ec108063c6ff05afd7c2df9e0c80bd26bc0790dc8a360ca83aa842ecfeb5fb6721c5d5", 0xc6}, {&(0x7f0000000440)="df4c9502ff8f37fccd9f2a78911baaf7dce42ee9ece2baf437e1403150016b2bbe50defcbbcc1a8fa2296b89ba0da408191074c1f170cc3bd0f4a673a3cecb664e6fd5999a434e7f4f68afff8fa73317196fe37207e8871fa076f482ac2985d0e464bc6018017cf31bfedc9a12a99d29e9ab5abe2df5e06417b157f3f55b07ff4634f84c0ffb8815c9681593b47478c531269948ccc5448917e48e96ccd78e4bb9abffe894304bc368dffd806580fc0c72b7845dd3fdf0fa4c7a711005a241ed49ba161cbef0b6b698", 0xc9}, {&(0x7f0000000540)}, {&(0x7f0000000580)="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", 0xfb}, {&(0x7f0000000680)="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{&(0x7f0000001840)="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", 0x1000}], 0x9, 0x0, 0x0, 0x4000000}], 0x2, 0x4000840) ioctl$IOC_PR_RELEASE(r0, 0x401070ca, &(0x7f0000000140)={0x8, 0x20, 0x1}) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r0, 0xc008551b, &(0x7f0000000100)=ANY=[@ANYBLOB="0900000014000000000000001f000000070000006800002ded7ca860"]) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$BLKGETSIZE64(r2, 0x80081272, &(0x7f0000000540)) dup(r1) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000200)={0x0, 0x3, 0x9, 0x24, 0x7, 0x5}, &(0x7f0000000280)=0x14) 09:05:12 executing program 1: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000440)='/dev/snapshot\x00', 0x131000, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000480)={0xf21f, 0x1, 0x2, 0x3f}, 0x8) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x801, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000080)={{{@in6=@mcast1, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@loopback}}, &(0x7f0000000200)=0xe8) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000340)={{{@in6=@local, @in6=@remote, 0x4e20, 0x5, 0x4e21, 0x6700, 0xa, 0x80, 0x20, 0x3e, r2, r3}, {0x1, 0x7fff, 0x5, 0xe64, 0x6, 0xfa, 0x5000000000, 0x1c7}, {0x9, 0x401, 0x1f, 0x100000001}, 0x0, 0x0, 0x0, 0x1, 0x1, 0x2}, {{@in=@local, 0x4d6, 0x33}, 0xcdc326d4760a773f, @in6=@mcast2, 0x3503, 0x0, 0x0, 0x472, 0x87a, 0x9, 0x2}}, 0xe8) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r4, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:12 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = dup(r1) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f00000002c0)={0x0, 0x78, &(0x7f0000000240)=[@in={0x2, 0x4e23, @multicast2}, @in6={0xa, 0x4e20, 0x5, @local, 0x800}, @in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e23, 0x65, @dev={0xfe, 0x80, [], 0xb}, 0x9b}, @in={0x2, 0x4e21, @remote}, @in={0x2, 0x4e24, @multicast1}]}, &(0x7f0000000300)=0x10) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r3, 0x84, 0x18, &(0x7f0000000040)={r4, 0x2}, &(0x7f0000000200)=0x391) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000000100)={r5, 0x2, 0x2, 0x20, 0x96, 0x3ff}, &(0x7f0000000140)=0x14) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r6 = dup3(r1, r2, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000480)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100004a}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xa4, r7, 0x1, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @loopback}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}, @IPVS_CMD_ATTR_DEST={0x44, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x800}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x10000}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x5}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7f}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x7}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x9}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x101}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x27e}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc0) [ 325.263562] block nbd0: Disconnected due to user request. [ 325.269249] block nbd0: shutting down sockets 09:05:12 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:12 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:12 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0xff000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 325.411325] block nbd0: Device being setup by another task [ 325.426887] block nbd0: Device being setup by another task 09:05:12 executing program 7: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x0, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000080)="434966fb6caf1058437d01325a6f7396f73ca190376d2edc2a3413d751c9cfe2c7bc6450ce56d6", &(0x7f0000000200)="dd8caa09762421e1e2b8528e1a7b18d5557eddd23717fff850f4f57450320bac9933991ccd215b9a0ac6ec64a72571faf6486dd55a8100a6fbea55541753c6fe161cfc010e4e4e3f064a286c73c0ca32bec3056f7ae7b9b05d2ab0b7199d20ed4d85eb303113ecaf6412156807ed7df2c2895ae7591c3ead814eb2ea68b1258174237bf6ca323f6f74", 0x2}, 0x20) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000140)='yam0\x00') r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:05:13 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usb(&(0x7f0000000040)='/dev/bus/usb/00#/00#\x00', 0x8, 0x80) open(&(0x7f0000000140)='./file0\x00', 0x6240, 0x0) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f0000000200)) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000080), &(0x7f0000000100)=0x4) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) fcntl$setpipe(r0, 0x407, 0xcf1) [ 325.454094] block nbd0: shutting down sockets 09:05:13 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1277, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:13 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000500)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6=@dev}}, &(0x7f0000000600)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000640)={{{@in6=@local, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@mcast1}}, &(0x7f0000000740)=0xe8) syz_mount_image$ntfs(&(0x7f0000000040)='ntfs\x00', &(0x7f0000000080)='./file0\x00', 0xf8, 0x5, &(0x7f0000000480)=[{&(0x7f00000000c0)="62721f387b335a8200346a2bad2a3963322053a9284e54d57261214a54c914dedb576aa8a686d29eafbb78bb114b772714ce0a78ebc6d3f30134b3697e562a22d48e3e2b0b4da9c54cb50b63a9161285590f7ae4eb3bab664752be13ea0a918e45e697ec606216463ba25a233a18ab", 0x6f, 0x5}, {&(0x7f0000000200)="3285b4073359957e80669a9de1554a92ce638253961af120b21ae624d4594bb79c77246c7260e24b86d6d153f0183929499ce34f5af9107ca32fa36c16792e675eb64b103b095f8f2b45ee835124d6f046d55c56de2d28b506039c9d8f0036443499f1095b3f066ca5ca1909de970fd06e3f1543f183c86f6aa03019ad2df9338d8421774e60aaf74f9329c3763f0a94024c8df025480a3e45118ab58f52cec1b4c7dddfc8f48fd4b9eba4e92ca1d927ae444149add5bb35d342ea755ce95b70cc912133311348faa5b910a227", 0xcd, 0x8}, {&(0x7f0000000340)="b27479eb34ed1758f122a6f5f4eb2a76f4f2bb7722946d2c183368856df2955051422fc0eb13b2e82e70fc38a3fc56c50eaf12e0ccb6183194c8c5c008489092ea3bdd90c883eee61e61d2f7c6b890d0a6d86a39fa6aaa88bfabbbb124822d51f1b6ae62b221ae3331c615507c0b3d90ce58c538d64926bfadf7dd33fe386807aec42448ea5147dc94afdcd0357dce563fe4d6c4c761825a379dd19d96a66061f2d8256ac5b1ffee9ad88f71f84c", 0xae, 0x2}, {&(0x7f0000000400)="c8767d22cfbab58a1b52628056d5e608e629c8d03e92271ab1af170b71c74f7d6bb99d55c4f5b0c24e59b99d02f00a4b218e63b4c5bc44765065735bccfa91e8299489bf930f907b14d843b7970f422bce0e1457244044f9edad7004521b505b976037916c560177f42094a1a11df4da54b4c0d64081bc5adf", 0x79, 0xb3a}, {&(0x7f0000000140)="90d4f7ced753b8cf8020fa8908e18522aa7f8f98b30a7c43fb699208", 0x1c}], 0x8, &(0x7f0000000780)={[{@dmask={'dmask', 0x3d, 0x8}}, {@nls={'nls', 0x3d, 'cp855'}}, {@uid={'uid', 0x3d, r1}}, {@umask={'umask', 0x3d, 0x2}}, {@dmask={'dmask', 0x3d, 0x3}}, {@nls={'nls', 0x3d, 'koi8-r'}}, {@nls={'nls', 0x3d, 'cp949'}}, {@uid={'uid', 0x3d, r2}}, {@disable_sparse_no='disable_sparse=no'}]}) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 325.563665] Unknown ioctl 35232 09:05:13 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) syz_open_dev$dspn(&(0x7f0000000380)='/dev/dsp#\x00', 0x4, 0x1) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x66, &(0x7f0000000040)={0x0, 0x9}, &(0x7f0000000100)=0x8) getsockopt$inet6_tcp_int(r0, 0x6, 0x3f, &(0x7f0000000240), &(0x7f0000000280)=0x4) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000002c0)={0x7914, 0x8008, 0x7f, 0xd9, r5}, &(0x7f0000000200)=0x10) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:13 executing program 3: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x10004, 0x0) ioctl$PIO_FONTRESET(r0, 0x4b6d, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r0, &(0x7f00000003c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000002}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="bb0025bd7000fddb01000c00009935efa14dca50af001200030008007200ff00000cb0dbd78654b1051c2078407398873dfd7239385be0c5ac59b9678bbe4c6f278d08a56674b9b4846933088f5e60"], 0x3}, 0x1, 0x0, 0x0, 0x200000004000000}, 0x40) listen(r0, 0x2) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0xffffffffffffffff, 0x284) ioctl$VHOST_SET_VRING_CALL(r0, 0x4008af21, &(0x7f0000000200)={0x2, r2}) ioctl$KDGKBENT(r0, 0x4b46, &(0x7f0000000340)={0x8, 0x100, 0xffffffffffffffff}) ioctl$EVIOCGSW(r3, 0x8040451b, &(0x7f0000000380)=""/13) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) setsockopt$XDP_TX_RING(r2, 0x11b, 0x3, &(0x7f0000000080)=0x404, 0x4) dup3(r3, r4, 0x0) [ 325.589631] block nbd0: shutting down sockets [ 325.608278] ntfs: (device loop1): parse_options(): Unrecognized mount option . [ 325.624838] block nbd0: NBD_DISCONNECT 09:05:13 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x2, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:13 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 325.634716] block nbd0: Device being setup by another task [ 325.646205] Unknown ioctl 35232 [ 325.692585] block nbd0: Device being setup by another task [ 325.711684] ntfs: (device loop1): parse_options(): Unrecognized mount option . [ 325.723392] block nbd0: Device being setup by another task 09:05:13 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x200000, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000080), &(0x7f0000000140)=0x4) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x8e) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:05:13 executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x58d140, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 09:05:13 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1260, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 325.779724] block nbd0: Disconnected due to user request. [ 325.785383] block nbd0: shutting down sockets 09:05:13 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x100) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f00000000c0)={0x10, 0x36200}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x14, 0x2e, 0x701, 0x0, 0x0, {0x2004}}, 0x14}}, 0x41) 09:05:13 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:13 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x200000000000000, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 325.893829] block nbd0: NBD_DISCONNECT 09:05:13 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$BLKBSZGET(r1, 0x80081270, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x20040, 0x0) ioctl$EVIOCGABS0(r2, 0x80184540, &(0x7f0000000200)=""/230) 09:05:13 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r2, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x2, 0x30}, &(0x7f0000000080)=0xc) getsockopt$bt_BT_FLUSHABLE(r3, 0x112, 0x8, &(0x7f0000000140)=0x800, &(0x7f0000000200)=0x4) setsockopt$inet_sctp6_SCTP_MAX_BURST(r3, 0x84, 0x14, &(0x7f0000000100)=@assoc_value={r4}, 0x8) 09:05:13 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x80, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r0, 0x4048ae9b, &(0x7f0000000100)={0x1, 0x0, [0x3ff, 0x401, 0x5, 0xffff, 0xffffffffffff6ab7, 0x0, 0xffffffff, 0x7fff]}) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) [ 325.938270] block nbd0: Disconnected due to user request. [ 325.943924] block nbd0: shutting down sockets 09:05:13 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401870cc, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:13 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$IP6T_SO_GET_REVISION_TARGET(r0, 0x29, 0x45, &(0x7f0000000040)={'NETMAP\x00'}, &(0x7f00000000c0)=0x1e) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) dup3(r1, 0xffffffffffffffff, 0x0) 09:05:13 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) 09:05:13 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:13 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x2, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.089696] block nbd0: NBD_DISCONNECT [ 326.135637] block nbd0: Device being setup by another task [ 326.151788] block nbd0: NBD_DISCONNECT 09:05:13 executing program 3: listen(0xffffffffffffffff, 0xa) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = request_key(&(0x7f0000000100)='encrypted\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000200)='/dev/nbd#\x00', 0xfffffffffffffffc) add_key(&(0x7f0000000040)='dns_resolver\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:13 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x5421, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:13 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.188885] block nbd0: Device being setup by another task [ 326.212286] block nbd0: Disconnected due to user request. [ 326.217996] block nbd0: shutting down sockets 09:05:13 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) alarm(0x2) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:13 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x7fff, 0x22a800) futimesat(r1, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)={{}, {0x0, 0x7530}}) 09:05:13 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$TIOCSCTTY(r0, 0x540e, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = dup3(r2, r3, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r4) [ 326.284523] block nbd0: shutting down sockets 09:05:13 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x100000000000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.333179] block nbd0: shutting down sockets 09:05:13 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setflags(r0, 0x2, 0x5) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r2, 0xc0305302, &(0x7f0000000080)={0x5, 0xfffffffffffffffc, 0x4, 0x2, 0x3f, 0x1ff}) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r4 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x2, 0x800) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) [ 326.387711] block nbd0: NBD_DISCONNECT 09:05:13 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:13 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0xff00000000000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_KICK(r3, 0x4008af20, &(0x7f0000000140)={0x1, 0xffffffffffffff9c}) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) [ 326.429840] block nbd0: Device being setup by another task 09:05:14 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0xde, 0x400) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x0, 0x1) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000080)={0x83, 0x5, 0x4, 0x9, 0x1, 0x82}) socket(0x4, 0x80805, 0x0) 09:05:14 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401870c8, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:14 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101000, 0x0) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f00000002c0), &(0x7f0000000280)) 09:05:14 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) dup3(r1, r2, 0x0) [ 326.528078] block nbd0: Disconnected due to user request. [ 326.533713] block nbd0: shutting down sockets 09:05:14 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.627302] block nbd0: NBD_DISCONNECT 09:05:14 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0xffffff7f00000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.651772] block nbd0: Device being setup by another task [ 326.663482] block nbd0: NBD_DISCONNECT 09:05:14 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_inet_SIOCGIFPFLAGS(r0, 0x8935, &(0x7f0000000040)={'bond_slave_1\x00', 0x2}) socket$bt_hidp(0x1f, 0x3, 0x6) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) setsockopt$sock_void(r0, 0x1, 0x1b, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 326.694346] block nbd0: Disconnected due to user request. [ 326.699999] block nbd0: shutting down sockets 09:05:14 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x40081271, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:14 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00') r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:14 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$KDSKBLED(r1, 0x4b65, 0x1f) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:14 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x4a, &(0x7f0000000100)="0a5cc80700315070000000") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) r4 = dup3(r2, r3, 0x0) ioctl$RNDGETENTCNT(r4, 0x80045200, &(0x7f0000000040)) 09:05:14 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x100) getsockopt$IP_VS_SO_GET_TIMEOUT(r0, 0x0, 0x486, &(0x7f0000000040), &(0x7f0000000080)=0xc) readv(r2, &(0x7f0000003480)=[{&(0x7f0000000300)=""/22, 0x16}, {&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000001340)=""/190, 0xbe}, {&(0x7f0000001400)=""/4096, 0x1000}, {&(0x7f0000002400)=""/4096, 0x1000}, {&(0x7f0000003400)=""/98, 0x62}], 0x6) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200)='nbd\x00') sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, r3, 0x300, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x4000000) dup3(r1, r2, 0x0) syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x4000) 09:05:14 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0xffffff7f, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 326.822158] block nbd0: Device being setup by another task [ 326.901730] block nbd0: NBD_DISCONNECT 09:05:14 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffff9c, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0xa000000000000000, 0x7}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000200)={r3, @in={{0x2, 0x4e21, @multicast2}}, [0x7, 0x7f, 0xfff, 0x6, 0x7f, 0x1, 0x8, 0xb, 0x9, 0x100000000, 0xa2d0, 0x1, 0x40, 0x3, 0x4]}, &(0x7f0000000100)=0x100) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 326.937645] block nbd0: Device being setup by another task [ 326.949160] block nbd0: Device being setup by another task [ 326.955315] block nbd0: NBD_DISCONNECT 09:05:14 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x200000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000380)=ANY=[@ANYBLOB="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"], 0x18}}, 0x0) listen(r0, 0x2ac8) socketpair$nbd(0x2, 0x1, 0x0, &(0x7f0000000040)) 09:05:14 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1274, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 326.981529] block nbd0: Disconnected due to user request. [ 326.987210] block nbd0: shutting down sockets 09:05:14 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0xff00, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) pipe2(&(0x7f0000000040), 0x4800) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:14 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) shutdown(r0, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r3, 0x5386, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:14 executing program 2: listen(0xffffffffffffffff, 0xa) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = request_key(&(0x7f0000000100)='encrypted\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000200)='/dev/nbd#\x00', 0xfffffffffffffffc) add_key(&(0x7f0000000040)='dns_resolver\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:14 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x200000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)=ANY=[@ANYBLOB="18139cc504050c0000000000000000000400000004000000"], 0x18}}, 0x0) [ 327.145703] block nbd0: Device being setup by another task 09:05:14 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0xfa, 0x80840) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000080)={'team_slave_0\x00', 0x1000}) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) getsockopt$inet_dccp_buf(r0, 0x21, 0x2, &(0x7f0000000100)=""/35, &(0x7f0000000140)=0x23) [ 327.212227] block nbd0: shutting down sockets 09:05:14 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x200000000000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:14 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401070c9, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 327.253852] block nbd0: shutting down sockets [ 327.293016] block nbd0: shutting down sockets 09:05:14 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x1, 0x400000) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:14 executing program 2: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x2401e3fc, 0x4800) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000000200)=""/163) dup3(r1, r2, 0x0) 09:05:14 executing program 3: r0 = accept4$packet(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x14, 0x80800) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000100)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000140)=r1) listen(0xffffffffffffffff, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) rt_sigqueueinfo(r1, 0x23, &(0x7f0000000200)={0x27, 0x4, 0x7, 0xb1464d8}) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) dup3(r3, r4, 0x0) [ 327.355404] block nbd0: NBD_DISCONNECT 09:05:14 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xffffff7f00000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 327.391835] block nbd0: NBD_DISCONNECT 09:05:14 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1276, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:14 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200, 0x0, 0x1000}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000040)={0x18, 0x2e, 0x4006fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4204000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x7c, r1, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x10001}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x10001}]}, @IPVS_CMD_ATTR_DAEMON={0x18, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @dev={0xfe, 0x80, [], 0x15}}]}, @IPVS_CMD_ATTR_DAEMON={0x1c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x53}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr=0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x79}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4}, 0x4) [ 327.436745] block nbd0: shutting down sockets 09:05:15 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x1000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = accept$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000080)=0x14) accept$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) [ 327.492898] block nbd0: Device being setup by another task [ 327.504268] block nbd0: Device being setup by another task 09:05:15 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) syz_mount_image$gfs2(&(0x7f0000000040)='gfs2\x00', &(0x7f0000000100)='./file0\x00', 0x8, 0x1, &(0x7f0000000140)=[{&(0x7f0000000200)="b1ec559aeedf31f16250126424ae33b2fb3a217aa12394c06decac54026de04261e68026a1d74277887bb78e183b692084eed15855b884e8b0b4f7df3c1f5a03e772a592a7bc9b7153b42f1f74c3aa0457f1d178da605bb5b2034557af65af", 0x5f, 0x4}], 0x1000000, &(0x7f0000000280)=ANY=[@ANYBLOB="49060000636f766572792c6e6f000000000000000000"]) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) [ 327.567011] block nbd0: shutting down sockets 09:05:15 executing program 2: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x2401e3fc, 0x4800) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000000200)=""/163) dup3(r1, r2, 0x0) 09:05:15 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x100000000000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 327.614134] block nbd0: NBD_DISCONNECT [ 327.631703] block nbd0: NBD_DISCONNECT 09:05:15 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x2000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x5450, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:15 executing program 1: socket$inet(0x2, 0x6, 0xb3fa) r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x2) 09:05:15 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendfile(r1, r0, &(0x7f0000001200)=0x5c, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x10000, 0x0) syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0xa4, 0x1) r3 = syz_open_dev$adsp(&(0x7f0000000100)='/dev/adsp#\x00', 0x9, 0x0) r4 = socket$xdp(0x2c, 0x3, 0x0) fstatfs(r4, &(0x7f0000000200)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) dup3(r1, r2, 0x0) ioctl$TIOCMSET(r3, 0x5418, &(0x7f0000000140)) [ 327.702662] block nbd0: shutting down sockets 09:05:15 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x80, 0x2000) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f0000000100)=0x3, 0x4) r1 = syz_open_dev$usb(&(0x7f0000000040)='/dev/bus/usb/00#/00#\x00', 0x9, 0x40040) ioctl$VT_DISALLOCATE(r1, 0x5608) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab08, 0xffffffffffffffff) [ 327.756009] gfs2: invalid mount option: I [ 327.760480] gfs2: can't parse mount arguments 09:05:15 executing program 2: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) shutdown(r0, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r3, 0x5386, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:15 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0xffffff7f}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 327.830341] block nbd0: NBD_DISCONNECT [ 327.843466] block nbd0: NBD_DISCONNECT [ 327.876086] gfs2: invalid mount option: I [ 327.880404] gfs2: can't parse mount arguments [ 327.885532] block nbd0: NBD_DISCONNECT 09:05:15 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x401870cb, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:15 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0xff000000, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) socket$rds(0x15, 0x5, 0x0) [ 327.926862] block nbd0: Disconnected due to user request. [ 327.932512] block nbd0: shutting down sockets 09:05:15 executing program 1: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$amidi(&(0x7f0000000400)='/dev/amidi#\x00', 0x3, 0x2) setsockopt$inet_udp_int(r1, 0x11, 0x6e, &(0x7f0000000100)=0x7, 0x4) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000900)=ANY=[@ANYBLOB="04080069d27f02457a666b1e42dce035eb8b1084688c12452c87703a8156beb5a5eff935b4c5d8886e98b85e82901813ee7257a3a8d38365cf2f36d566f491062d0c8f7cf6ff69b4c4fa9b4df1c95c3fd45b34495ac06da4254ca86bc311db94a5db49d6a73a7bb8b74f33b77700f3b690b6609f0ee44c89b871839fba3c8a8763ad4771d5a25f048f6b6cabe3b78559e4b2d80000ba"], &(0x7f0000000140)=0x1) r2 = socket$inet6(0xa, 0x1, 0x0) r3 = dup2(r2, r2) getsockopt$IPT_SO_GET_INFO(r3, 0x0, 0x40, &(0x7f0000000700)={'filter\x00'}, &(0x7f00000005c0)=0x54) r4 = socket$inet(0x2, 0x1, 0x0) openat$urandom(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/urandom\x00', 0x0, 0x0) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) bind$inet(r4, &(0x7f0000000000)={0x2, 0x4e23, @local}, 0x10) ioctl$KVM_SET_MP_STATE(r5, 0x4004ae99, &(0x7f00000002c0)=0x6) ioctl$KVM_ENABLE_CAP_CPU(r6, 0x4068aea3, &(0x7f0000000880)={0x400000007b, 0x0, [0x10000000000005, 0x7f, 0x7, 0xffffffffffffffb7]}) ioctl$SG_GET_RESERVED_SIZE(r6, 0x2272, &(0x7f0000000240)) sendto$inet(r4, &(0x7f0000000280), 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) r7 = getpgrp(0x0) ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f0000001800)={'team0\x00', 0x0}) recvfrom$packet(r5, &(0x7f00000004c0)=""/214, 0xd6, 0x2002, &(0x7f0000001840)={0x11, 0xd, r8}, 0x14) ioctl$sock_inet_SIOCGIFNETMASK(r3, 0x891b, &(0x7f0000000380)={'ip6tnl0\x00', {0x2, 0x0, @local}}) tgkill(r7, r7, 0x3) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, &(0x7f0000000040), 0x4) request_key(&(0x7f0000000780)='cifs.idmap\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000007c0)="407070020026006c27dedc9a7c155b2737e400d0ecd85475003f74c01edcc00ef3d6dd5f9a061af10a5aa1413f7d10dc4148dd082c1ead2b9ee14a54edfee25d3202d41f468ad66e9a", 0xfffffffffffffffd) request_key(&(0x7f00000003c0)='4ruwted\x00', &(0x7f0000000840), &(0x7f0000000600)='/dev/amidi#\x00', 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000640)=ANY=[], &(0x7f0000000680)) add_key$user(&(0x7f0000000440)='user\x00', &(0x7f0000000180), &(0x7f00000007c0), 0x0, 0x0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ashmem\x00', 0x0, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r9 = syz_open_procfs(0x0, &(0x7f0000000100)='net/tcp\x00') sendfile(r4, r9, &(0x7f0000000080), 0x7) 09:05:15 executing program 7: perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nullb0\x00', 0x242883, 0x0) r1 = open(&(0x7f0000000080)='./file1\x00', 0x20000, 0xa8) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) write$P9_RREADLINK(r1, &(0x7f0000000100)={0x10, 0x17, 0x1, {0x7, './file1'}}, 0x10) syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab08, 0xffffffffffffffff) 09:05:15 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x1000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x10000000000000) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:15 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x38}}, 0x0) [ 328.156200] block nbd0: shutting down sockets 09:05:15 executing program 2: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) shutdown(r0, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r3, 0x5386, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x0) 09:05:15 executing program 1: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)=0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x7, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, r0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r4, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:15 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x401, 0x400000) ioctl$NBD_SET_SOCK(r0, 0xab08, r1) 09:05:15 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x2000000}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x0, 0x0) setsockopt$IP_VS_SO_SET_DEL(r3, 0x0, 0x484, &(0x7f0000000100)={0x5c, @remote, 0x4e20, 0x3, 'wrr\x00', 0x24, 0x5, 0x5a}, 0x2c) r4 = dup3(r1, r2, 0x0) ioctl$VHOST_SET_VRING_CALL(r4, 0x4008af21, &(0x7f0000000040)={0x1}) 09:05:15 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x125e, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 328.286508] block nbd0: shutting down sockets 09:05:15 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x20000308}}, 0x0) [ 328.324060] block nbd0: shutting down sockets [ 328.388301] block nbd0: shutting down sockets [ 328.401695] block nbd0: NBD_DISCONNECT 09:05:15 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{0x0, 0x0, 0x0, 0x2}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:15 executing program 2: r0 = socket$inet(0x10, 0x3, 0x0) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f000000eff0)=[{&(0x7f0000010000)="240000001900030007ff0907000083be8020000000040005031d85680300a3a2d188737e", 0xffffffffffffff30}], 0x1}, 0x0) ioctl(r1, 0x3, &(0x7f00000000c0)="04dda5470c5cdbe1818824c8ef51ab765ff351f00d8cc24eabd99f83737730888317441b1ed2d7a006c8b09851db60ce68687b7110a26c84dc91c53427c3ea07e4fd24071d7a81cac5525239aa5ebac88bac0249a6ff9d2756b542079516038162b72099eb12b09a3cf068991fcfea06f1288028") r2 = gettid() perf_event_open(&(0x7f0000000200)={0x3, 0x70, 0x40, 0x9, 0xbd, 0x3f, 0x0, 0xa662, 0x0, 0x2, 0x2, 0xffffffff, 0x8, 0x6, 0x0, 0x2, 0x4d78, 0x10001, 0x2, 0xffffffffffffffc0, 0x3, 0x0, 0x81, 0x10001, 0xcd1, 0xffff, 0x9, 0xd5, 0x6, 0x4, 0x10, 0x1f, 0x1, 0xffffffffffffff34, 0x4, 0x0, 0x100000000, 0xcb, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000140), 0x8}, 0x1000, 0x2, 0x6, 0x3, 0x3ff, 0x2, 0xff}, r2, 0xc, r1, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ppp\x00', 0x8100, 0x0) write$P9_RLERRORu(r3, &(0x7f0000000300)={0x1c8, 0x7, 0xffffffffffffffff, {{0xa}, 0x8}}, 0xffffffffffffff20) r4 = dup3(r1, r0, 0x80000) getsockname$netlink(r4, &(0x7f0000000040), &(0x7f0000000080)=0xc) 09:05:15 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = syz_open_dev$sndpcmp(&(0x7f0000000200)='/dev/snd/pcmC#D#p\x00', 0x5, 0x9614fc9aeeaac78c) setsockopt$inet_sctp_SCTP_INITMSG(r3, 0x84, 0x2, &(0x7f0000000240)={0xfffffffffffffffd, 0x87, 0x8, 0xfe}, 0x8) r4 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x5, 0x204801) accept4$unix(r4, &(0x7f0000000100)=@abs, &(0x7f0000000080)=0x6e, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) dup3(r1, r2, 0x80000) 09:05:16 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = dup2(r1, r0) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r2, 0x5386, &(0x7f0000000040)) r3 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) dup3(r3, r4, 0x0) 09:05:16 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x5460, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 328.438524] block nbd0: NBD_DISCONNECT [ 328.454624] block nbd0: Disconnected due to user request. [ 328.460263] block nbd0: shutting down sockets 09:05:16 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x7ffff000}}, 0x0) [ 328.532573] block nbd0: shutting down sockets [ 328.569594] device nr0 entered promiscuous mode [ 328.591914] block nbd0: shutting down sockets 09:05:16 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001200)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-aesni\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000012c0)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000001480)='/dev/qat_adf_ctl\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f0000000180), 0x4) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000005900)=[{0x0, 0x0, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmsg(r2, &(0x7f0000000000)={&(0x7f00000000c0)=@alg, 0x40, &(0x7f0000000140)=[{&(0x7f0000000200)=""/4096, 0x1000}], 0x1, &(0x7f0000fb3fa9)=""/87, 0x251}, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab08, 0xffffffffffffffff) setsockopt$ARPT_SO_SET_REPLACE(r1, 0x0, 0x60, &(0x7f00000019c0)={'filter\x00', 0x7, 0x4, 0x488, 0x0, 0x120, 0x0, 0x3a0, 0x3a0, 0x3a0, 0x4, &(0x7f0000000040), {[{{@uncond, 0xf0, 0x120}, @unspec=@CONNMARK={0x30, 'CONNMARK\x00', 0x1, {0xf26, 0x5, 0x401}}}, {{@arp={@loopback, @loopback, 0xff, 0xffffffff, @empty, {[0xff, 0xff, 0xff, 0xff, 0xff]}, @empty, {[0x0, 0x0, 0x0, 0xff, 0x0, 0xff]}, 0xff, 0x9, 0x3, 0xff, 0x200, 0x9, 'ifb0\x00', 'teql0\x00', {0xff}, {0xff}, 0x0, 0x200}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac=@random="2192ad0aa5f4", @empty, @broadcast, @remote, 0x4, 0x1}}}, {{@arp={@rand_addr=0x80000000, @multicast2, 0xffffffff, 0xff, @empty, {[0xff, 0x0, 0xff, 0x0, 0x0, 0xff]}, @mac=@dev={[], 0x1d}, {[0xff, 0x0, 0xff, 0xff]}, 0xffffffff, 0x4, 0x3, 0x10001, 0x0, 0x9, 'bpq0\x00', 'bond_slave_1\x00', {0xff}, {}, 0x0, 0xc0}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac, @empty, @empty, @rand_addr=0x7, 0xf}}}], {{[], 0xc0, 0xe8}, {0x28}}}}, 0xfffffffffffffe0e) 09:05:16 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff08, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:16 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x80000001) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'digest_null-generic\x00'}, 0x58) r2 = accept4(r1, 0x0, &(0x7f0000000200), 0x0) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000300), 0x0) r3 = accept$alg(r2, 0x0, 0x0) r4 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x10001, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r4, 0xc0045516, &(0x7f0000000040)=0x3) sendmmsg(r3, &(0x7f0000007f00)=[{{&(0x7f00000056c0)=@can, 0x10, &(0x7f00000000c0)}}, {{&(0x7f0000005900)=@pppoe={0x18, 0x0, {0x0, @link_local, 'syzkaller0\x00'}}, 0x80, &(0x7f0000007ac0), 0x1a9, &(0x7f0000007b00)}}], 0x3fffffffffffe0d, 0x0) 09:05:16 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab03, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 328.703369] block nbd0: shutting down sockets [ 328.810248] block nbd0: NBD_DISCONNECT [ 328.850395] block nbd0: NBD_DISCONNECT 09:05:16 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x7fff, 0x800) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, r0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:16 executing program 2: r0 = socket$inet6(0xa, 0x107fffffffffc, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="0a5cc80700315f877150743ec1890fa00bedd07870fa9ce37df405fa680fca8594ff1fb5dda7f2e553513940ec30836343b85c7e7a05e6e6e2340755b916edf336a26f3fbe4fe5f43fb0f2cf09c7c6e2f0c763ad9fd0bfbb3ce7910b7989ac30eaf9e1d7805d8e7b3ba4de9c67f9cc542ddc519689e857d89f39ef964d3fa2058cdb08ec729e02583fb126679a2dd9f543bc16652f8e6d7a47b0e698a62dbfd1e837a8672e9880049b37f7f54524515717e76dddc6205d98a1e30076ee4ac6838d6f868038aea5477d22464cdd5757a58af6") r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000002f40)=0x14, 0x4) r2 = socket(0x400000000010, 0x3, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') write(r2, &(0x7f00000001c0)="2400000021002551071c0165ff0ffc020200000000100f000ee1000c080018000001a000bc0000008f3943793a5ea67658cb22b79489bbdd14f6fd59b97dc8f8b550e66a2bff77c4931da84157f7a733686a22fd8169f6b6b4f464e0c05df670d851f785ea2b85d32b3583d87124da3bb0b9e2cc000000dcce1fb4ac2cbd48c8378a3ad82a5b83c01295723da595c483daabb7e919e204853d48a5a6bd525801d5cae983cf4544a9c4c396f36e85787a8efc32e0015c85ead2b748bc6a5fefc4e53543f9f65e3da31a110af1acb78ce510c7e060f433314f5a171b182deb7904", 0xe0) 09:05:16 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x127f, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:16 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.stat\x00', 0x0, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$SG_NEXT_CMD_LEN(r0, 0x2283, &(0x7f0000000080)=0xe6) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab08, 0xffffffffffffffff) 09:05:16 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) fsetxattr(r2, &(0x7f0000000040)=@random={'osx.', '/dev/nbd#\x00'}, &(0x7f0000000100)='ppp1eth1*-vboxnet0\x00', 0x13, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:16 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x37}}, 0x0) 09:05:16 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xffffff7f00000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:16 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) ioctl$FS_IOC_SETFSLABEL(r1, 0x41009432, &(0x7f0000000200)="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") dup3(r1, r2, 0x0) getresgid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f0000000100)) [ 329.198735] block nbd0: Device being setup by another task 09:05:16 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x200) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) [ 329.245855] block nbd0: shutting down sockets 09:05:16 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000040), &(0x7f0000000080)=0x4) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = dup3(r1, r0, 0x0) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000140)=0x0) perf_event_open(&(0x7f0000000200)={0x7, 0x70, 0x20, 0x9, 0xffffffff, 0x1004000000000000, 0x0, 0x3, 0x800, 0xd, 0x8, 0x80000000, 0x9, 0x9, 0x400, 0x10000, 0x1, 0x3800, 0x80, 0x6, 0x7f, 0x0, 0xa7, 0x3, 0x3, 0x3, 0x400000000000000, 0x8000, 0x2, 0xb7, 0x8b6f, 0x1, 0x1, 0x1, 0xb64f, 0xfffffffffffffc00, 0x80000000, 0x7, 0x0, 0x70a, 0x3, @perf_bp={&(0x7f0000000100), 0x8}, 0x8000, 0x1f, 0x3, 0x0, 0xffffffffffffffe1, 0x4, 0x2}, r4, 0x9, r1, 0x1) dup(r3) 09:05:16 executing program 2: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)=0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x7, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, r0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r4, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:16 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x2000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:16 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}, 0x7}, 0x0) [ 329.270570] block nbd0: shutting down sockets 09:05:16 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x80081270, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:16 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) uname(&(0x7f0000000040)=""/79) 09:05:16 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) chdir(&(0x7f0000000040)='./file0\x00') r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x4, 0x800) write$UHID_GET_REPORT_REPLY(r3, &(0x7f00000002c0)={0xa, 0x3, 0x40, 0x6}, 0xa) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000340)={'team0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f0000000380)={0x4, 0x7, &(0x7f0000000100)=@framed={{0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x8000}, [@initr0={0x18, 0x0, 0x0, 0x0, 0xf992, 0x0, 0x0, 0x0, 0x74cb}, @jmp={0x5, 0xbc3, 0xf, 0x1, 0xb, 0xfffffffffffffff8}]}, &(0x7f0000000140)='syzkaller\x00', 0x4, 0x6a, &(0x7f0000000200)=""/106, 0x41f00, 0x1, [], r5, 0x5}, 0x48) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) dup3(r2, r4, 0x0) [ 329.389016] block nbd7: NBD_DISCONNECT [ 329.397581] block nbd0: shutting down sockets [ 329.431028] block nbd7: NBD_DISCONNECT 09:05:17 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0xffffff7f, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) 09:05:17 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}, 0x8}, 0x0) 09:05:17 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x1, 0x0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r3, 0x40505331, &(0x7f0000000200)={{0x20, 0xfffffffffffffffe}, {0x3, 0x7fffffff}, 0x3, 0x1, 0x1ff}) ioctl$EVIOCSABS0(r3, 0x401845c0, &(0x7f0000000080)={0x5, 0x5, 0xf4, 0xfffffffffffffffd, 0x9, 0x14c5}) bind$alg(r3, &(0x7f0000000100)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4309(gcm_base(ctr(aes-aesni),ghash-generic))\x00'}, 0x58) r4 = dup3(r1, r2, 0x0) ioctl$KDMKTONE(r4, 0x4b30, 0x3) [ 329.478679] block nbd0: shutting down sockets 09:05:17 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x10100, 0x10000) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r1, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f0000000200)={0xa4, r2, 0x308, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xd}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x5}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x28880000000000}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x3}]}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x8}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @ipv4={[], [], @remote}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xfff}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x80000001}]}, 0xa4}, 0x1, 0x0, 0x0, 0x40040c0}, 0x4000) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)=ANY=[@ANYBLOB="180000002342dd88780165c9000000000000000000000000"], 0x18}}, 0x0) 09:05:17 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1261, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 329.519847] block nbd0: shutting down sockets [ 329.537240] device nr0 entered promiscuous mode 09:05:17 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socketpair(0x5, 0x0, 0x4, &(0x7f0000000040)={0xffffffffffffffff}) openat$cgroup_subtree(r1, &(0x7f0000000080)='cgroup.subtree_control\x00', 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) 09:05:17 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000040)={'bond0\x00', 0x800}) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) dup3(r2, r3, 0x0) 09:05:17 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x4, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x1000000, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}}, 0x0) [ 329.629862] block nbd0: shutting down sockets 09:05:17 executing program 2: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)=0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x7, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r2) socket$kcm(0x2, 0x3, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000380)="6e7230010060a19ef9d2c673d9a1571cb9e1369bcd61ef7e49793ae18712eceb1daa769497800b7fbbd35b170c10751d39aeb660d863e49b8c4f3b3cad48902b5b2d6cfd0abd372c63bcf5d70df3fd4d2e8d443c88c60fd7140fbc0e5637dd82fc3435bed4de5d693c9a781c863e05d8a6f8689a5be29216061f3ff53f8b6b396678e7ba155ef9152d7e43b1eccb2331eb8eb1ed5586dcf8b3b0b999361a44ff2c22c2abbef42dd24eabe6723346a6e46c0499a21442d8d00dcb57f013ff7595edd0ff076930de3675d34117a44eb0e4f832936da44e") r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={"6e72300100", 0x801}) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, r0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r4, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:17 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r0, &(0x7f0000014fc8)={&(0x7f0000004000)={0x1d, r1}, 0x10, &(0x7f0000002ff0)={&(0x7f0000014000)={0x1, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "d8451aa777ccf6f9"}}, 0x48}}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000380)={&(0x7f0000000240)={0x1d, r1}, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)={0x1, 0x0, 0x0, {}, {0x77359400}, {}, 0x1, @can={{}, 0xffffff7f, 0x0, 0x0, 0x0, "ae4e6c4d45603f20"}}, 0x48}, 0x300}, 0x0) [ 329.743009] block nbd0: NBD_DISCONNECT 09:05:17 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000240)='/dev/ppp\x00', 0x400, 0x0) sendmsg$kcm(r1, &(0x7f0000001840)={&(0x7f0000000280)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e24, @multicast1}, 0x0, 0x2, 0x3}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000300)="36d2280a3a2ae2b7df6c184ebe19853106c79c599a608d69890c2a4187a701ac28bae9a8bdd6f1", 0x27}], 0x1, &(0x7f0000000380)=[{0x88, 0x115, 0x8, "3b36b20508deed3c8d2c78e7752beef351a1c7468c7453bde6f765a15df56618b3e2d8074a667219f979e07e2efc424abeeee560a43b50a114321fa48a73967519a42c697209ef559210b1dc3ad57441cf4683b9269f0e7c1f640cd31bc533493a4dece94b0f6ba5bf14a3429db002bcb1452539590af5"}, {0xa8, 0x115, 0x40, "fd6bb0b38febc49ed20f0904d3a38e0ee837c3ce7e5f22dc556df19e2c071d039c6a157223a3013d235ce37f68783377315dde8accc273443cd1e36ea000550d38652c6726e4d5fea3ebda2f5e524181a3aff6b472b0b87fec63d8ec47bfe5144d21ba88af6615c61bb92a81b6f2f8e017df555a2cbbdf9b443dec185aba8a09b826fa890e6876ea13404b43e52f9f8e3051116692"}, {0x68, 0x3a, 0x2, "c28218dfcc444d03a9720aa8e5a5fb6a5e476d887f91b6619df2d90ffc9fffd12c4540a3ab37e130f567aa98e0f4f8716adf54e69f3b5c40dc846441d961219ba880e81b3fd3b6dc93c6f373973ce8e1444803305c89"}, {0xc0, 0x11f, 0x6, "144e2f7057e67fd9cd5f864ee3cb4f3b01a954f0b9bac9e6963f53e37215631459c2536539e1150461abad1a1f7fd37f12e68d185efa4548ed52f7b37d6beab14bee4a0919c2c5c08cf187869f5a08d3cda2fbdbb6d8cb474f261febae8c30b8223b5798ed8a408ac5880d5e8b927bb814d37d504ae46b47cdb10671a7dbe5131100b09af74529061dcff4eed8302c31f8167b47cea0ae608277b804fe69af65699cd1eb39014d90ed"}, {0x1010, 0x104, 0x5, "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{0x88, 0x10b, 0x100000001, "8b85a0d443d2511455fd078805521dbd91a8f6e4fd58f5edf3b566664a099ca03418cfcba9697912627fdf2af371246e0e39e1dd3946b6ca817a111d85b80ebaffdcdb5f3799a167fae8dd36df08a85abf8eeea2f6cca67367bc37b63da4d5a30d7e5123ae5a9ae9f2d409801568503138e93c"}, {0x58, 0x19f, 0x3, "1b72a38b9a16e2a343ebde9d711636538cc8d8f0c4b24c91c25bea628f8937774e3f36474c311aafcdab6b3423c8b9cba638ee8a2dff6c4f161a410eb38ca516de"}, {0x50, 0x107, 0x3, "5035cde16d04dd2ba7dccefbb7bb8134ac8a9442bca137cb56342b67b5c43e290cc67d2ec31f5d13b81b23821ecf32a7f4728b5b0986963316f34cb7da4fbc81"}, {0xe8, 0x10e, 0xdba, "801d50aa94c64d0aca70d6e0dac11841a9de7a8ada3ca59e756062e7db31ce735a723f99a09e95b1a64f19b84feb0c57871e890dd6e5cce3f01f0e2a3710d0a6f5310d30a0f86873dd7406d2dac232fcc8775fd3cd9c6032c7431ccc9fe9f34c1dbc8abe01bc7b2afb2d25840a7e7e2184bda85df5b0d1d04c7616aed020f5190f73704fa385abe516f71091a1d332138994b7d6a3bb5a32eeeddfe75dadb55f36e35f08f10db976e2bbd8e9aaa715383482c06775f9450fa48562bbe1fcd1e48bb5c045cd4bc041854d2dfa79d744926d1fbc"}, {0x18, 0x11, 0x80000000, "477cc1330ca5d5"}], 0x1498, 0x4000004}, 0x4c010) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80002}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r3, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xafa1}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xffffffff9afbad99}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x15) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) dup3(r2, r4, 0x0) 09:05:17 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = gettid() ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000040)=r1) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) 09:05:17 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x1264, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) [ 329.791187] block nbd0: NBD_DISCONNECT [ 329.795816] block nbd0: Disconnected due to user request. [ 329.801468] block nbd0: shutting down sockets 09:05:17 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x8000, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000100)=0x14) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000140)={@dev={0xfe, 0x80, [], 0xb}, 0x32, r2}) syz_genetlink_get_family_id$fou(&(0x7f0000000240)='fou\x00') ioctl$TIOCLINUX6(r1, 0x541c, &(0x7f0000000280)={0x6, 0x8}) mknod(&(0x7f0000000200)='./file0\x00', 0x10, 0x4) getsockname$llc(r1, &(0x7f00000002c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000300)=0x10) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) socket$unix(0x1, 0x1, 0x0) dup3(r1, r0, 0x80000) [ 329.889782] block nbd0: shutting down sockets [ 329.955595] block nbd0: NBD_DISCONNECT 09:05:17 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000003c0)='/dev/nbd#\x00', 0x0, 0xfffffd) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) write$vnet(r3, &(0x7f0000000100)={0x1, {&(0x7f0000000200)=""/168, 0xa8, &(0x7f00000002c0)=""/148, 0x0, 0x3}}, 0x68) r4 = dup3(r1, r2, 0x0) ioctl$sock_FIOGETOWN(r4, 0x8903, &(0x7f0000000080)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000380)=r5) 09:05:17 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0x125f, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:17 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) r1 = syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') getsockname$packet(0xffffffffffffffff, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000200)={{{@in=@multicast1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@dev}}, &(0x7f0000000340)=0xe8) accept$packet(0xffffffffffffffff, &(0x7f0000000380)={0x11, 0x0, 0x0}, &(0x7f00000003c0)=0x14) sendmsg$TEAM_CMD_NOOP(r0, &(0x7f0000000c80)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000c40)={&(0x7f0000000600)={0x634, r1, 0x300, 0x70bd2c, 0x25dfdbfc, {}, [{{0x8, 0x1, r2}, {0x1a8, 0x2, [{0x7c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0x4c, 0x4, [{0x9, 0xffffffffb13ea1ae, 0x2, 0x6}, {0x100000001, 0x4, 0x1, 0x3}, {0x1ff, 0x14c7, 0x480000000000000, 0x3f}, {0xec, 0xffffffff00000001, 0x7, 0xfffffffffffffff9}, {0x0, 0x100, 0x8, 0x8}, {0x3, 0x200, 0xffffffffffff65c9, 0x3}, {0x80000000, 0x0, 0xfffffffffffffff9, 0x10001}, {0x5, 0x7fff, 0x4e4f, 0x100}, {0x19b0, 0x1000, 0x4, 0x6}]}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r3}}}, {0x44, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0x14, 0x4, 'activebackup\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8}, {0x8, 0x4, 0x92}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8}, {0x8, 0x4, 0x9}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8, 0x4, 0x7f}}}]}}, {{0x8, 0x1, r3}, {0x1ec, 0x2, [{0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8}, {0x8, 0x4, 0x874}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r2}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8}, {0x8, 0x4, r2}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8}, {0x8, 0x4, 0x4}}, {0x8, 0x6, r3}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x10000}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0xbc}}, {0x8, 0x6, r3}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0xcb7c}}, {0x8}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0xc, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r3}, {0x80, 0x2, [{0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0xc, 0x4, 'hash\x00'}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8}, {0x8, 0x4, r4}}, {0x8}}}]}}, {{0x8, 0x1, r3}, {0xb0, 0x2, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8}, {0x8, 0x4, r2}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r2}}}]}}, {{0x8, 0x1, r3}, {0x134, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r3}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x1}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r2}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8}, {0x8, 0x4, 0x1f}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x7}}, {0x8}}}]}}]}, 0x634}, 0x1, 0x0, 0x0, 0x4040000}, 0xc000) accept$packet(0xffffffffffffff9c, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000440)=0x14) accept$packet(0xffffffffffffff9c, &(0x7f0000000480)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f00000004c0)=0x14) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000500)={@dev, 0x0}, &(0x7f0000000540)=0x14) accept$packet(0xffffffffffffff9c, &(0x7f0000000580)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000005c0)=0x14) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000001900)={{{@in=@remote, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@dev}}, &(0x7f0000001a00)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000001b00)={'vcan0\x00', 0x0}) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x0, &(0x7f0000001b80)={@empty, @dev, 0x0}, &(0x7f0000001bc0)=0xc) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x23, &(0x7f0000001d00)={@empty, @remote, 0x0}, &(0x7f0000001d40)=0xc) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000002100)={{{@in6=@local, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@dev}}, &(0x7f0000002200)=0xe8) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000002240)={@local, 0x0}, &(0x7f0000002280)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000022c0)={'eql\x00', 0x0}) getpeername$packet(0xffffffffffffff9c, &(0x7f0000002440)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000002480)=0x14) sendmsg$TEAM_CMD_NOOP(r0, &(0x7f0000002b00)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4008}, 0xc, &(0x7f0000002ac0)={&(0x7f00000024c0)={0x5e8, r1, 0x300, 0x70bd25, 0x25dfdbff, {}, [{{0x8, 0x1, r2}, {0x128, 0x2, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0xfffffffffffffff9}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8}, {0x8, 0x4, 0xffffffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r3}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x3}}}]}}, {{0x8, 0x1, r4}, {0x208, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r5}}}, {0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0x24, 0x4, [{0x8, 0x2, 0x6fe, 0xb8fa}, {0x6, 0x9, 0x9, 0xb2}, {0xfffffffffffffff9, 0x3, 0x7, 0x7fffffff}, {0x8, 0xff, 0x3ff, 0xea5}]}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r6}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r7}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8}, {0x8, 0x4, 0x1}}}]}}, {{0x8, 0x1, r9}, {0x40, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r10}}}]}}, {{0x8, 0x1, r11}, {0x1b4, 0x2, [{0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r12}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8}, {0x8, 0x4, r13}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8}, {0x8, 0x4, 0x1eb3}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0xc, 0x4, 'random\x00'}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0xc, 0x4, 'random\x00'}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0x10, 0x4, 'broadcast\x00'}}}]}}, {{0x8, 0x1, r14}, {0x7c, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x81}}, {0x8, 0x6, r15}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8}, {0x8, 0x4, 0x6}}}]}}, {{0x8, 0x1, r16}, {0x4}}]}, 0x5e8}, 0x1, 0x0, 0x0, 0x41}, 0x40) 09:05:17 executing program 7: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xfffffffffffffffd) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x422400, 0x0) fstat(r0, &(0x7f0000000100)) fstat(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fchownat(r1, &(0x7f00000003c0)='./file0\x00', r2, r3, 0x1000) r4 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r5 = add_key(&(0x7f0000000280)='cifs.spnego\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000300)="d9fcc9cf77a2d88a985396ef94409ad0fd4c3d83ce2cdba8bdbb5deffd414a33ff618f9b906455a148fde2ad37ed1876beaa346ec43557cf698f9034acfa8acfcf39f32d4f1d812a78703b45a647ffdc6248dd0b44db931f34a809850c7c7f5df42b034e174618e6ca3ac5b5b24d321a58c75b7d3eae232f3ad9b2aed33ec5e9027e16f629d14c94da0471671b278cd1ee49c98f69c02c2cc35b4d39ae178a6337b1d7691546b2bdffad7a967e7a5b31548e4841a0b8", 0xb6, 0xfffffffffffffffb) keyctl$setperm(0x5, r5, 0x1000) ioctl$NBD_SET_SOCK(r4, 0xab08, 0xffffffffffffffff) 09:05:17 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000440)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SMI(r1, 0xaeb7) socket$inet(0x2, 0x0, 0x80000001) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r3 = accept4(r0, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80000) ioctl$NBD_SET_SOCK(r2, 0xab0a, r0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x4800, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000100)={0x18, 0x0, 0x2, {0x6}}, 0x18) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000200), 0x0, 0x0, 0xfffffffffffffffb) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000240)={0x0}, &(0x7f00000003c0)=0xc) setsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000400)={@multicast1, @loopback, r5}, 0xc) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x8}) 09:05:17 executing program 3: listen(0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) socket$netlink(0x10, 0x3, 0x7) r3 = dup3(r1, r2, 0x0) ioctl$KVM_GET_PIT2(r3, 0x8070ae9f, &(0x7f0000000040)) [ 330.156778] block nbd0: NBD_DISCONNECT [ 330.170384] block nbd0: NBD_DISCONNECT 09:05:17 executing program 7: perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf1, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x8dd, 0x0, 0xff, 0x0, 0x800000000000, 0x0, 0x0, 0x0, @perf_bp, 0x4000, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000040)='/dev/nbd#\x00', 0x2) setsockopt$XDP_TX_RING(r0, 0x11b, 0x3, &(0x7f0000000080)=0x8000, 0x4) r1 = syz_open_dev$ndb(&(0x7f00000000c0)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab08, 0xffffffffffffffff) socket$xdp(0x2c, 0x3, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x0) 09:05:17 executing program 1: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00003cefe4)={&(0x7f0000000300)={0x10, 0x36200}, 0xc, &(0x7f0000007ff0)={&(0x7f0000000180)={0x18, 0x2e, 0x6fd, 0x0, 0x0, {0x2004}, [@nested={0x4}]}, 0x18}}, 0x0) [ 330.278202] block nbd0: shutting down sockets [ 330.317789] divide error: 0000 [#1] SMP KASAN [ 330.322346] CPU: 0 PID: 14136 Comm: syz-executor7 Not tainted 4.19.0-rc2-next-20180904+ #55 [ 330.330853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.340245] RIP: 0010:nbd_ioctl+0x53c/0xcf0 [ 330.344589] Code: ea 03 80 3c 02 00 0f 85 1c 07 00 00 48 8b b5 c0 fe ff ff 48 63 8d b8 fe ff ff 48 8b 86 c8 00 00 00 48 8d be c0 00 00 00 48 99 <48> f7 f9 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c [ 330.363508] RSP: 0018:ffff88018f2f7828 EFLAGS: 00010246 [ 330.368889] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 330.376192] RDX: 0000000000000000 RSI: ffff8801d3fd8040 RDI: ffff8801d3fd8100 [ 330.383482] RBP: ffff88018f2f79a0 R08: ffff8801c1ab26c0 R09: ffffed003a64e6bd [ 330.390766] R10: ffff88018f2f7818 R11: ffff8801d32735ef R12: ffff8801d3273500 [ 330.398070] R13: 00000000ffffffe7 R14: ffff8801d32735e0 R15: ffff8801cd034880 [ 330.405399] FS: 00007f0686bf7700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 330.413649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 330.419548] CR2: 00007ffdabaff359 CR3: 00000001ca587000 CR4: 00000000001406f0 [ 330.426839] DR0: 000000000000b8c4 DR1: 0000000000000000 DR2: 0000000000000000 [ 330.434127] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 330.441407] Call Trace: [ 330.444053] ? nbd_release+0x140/0x140 [ 330.447966] ? graph_lock+0x170/0x170 [ 330.451796] ? kasan_check_read+0x11/0x20 [ 330.455969] ? finish_task_switch+0x1d3/0x870 [ 330.460483] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 330.465601] ? compat_start_thread+0x80/0x80 [ 330.470068] ? find_held_lock+0x36/0x1c0 [ 330.474162] ? nbd_release+0x140/0x140 [ 330.478080] blkdev_ioctl+0x9cd/0x2030 [ 330.481996] ? blkpg_ioctl+0xc40/0xc40 [ 330.485905] ? __switch_to_asm+0x40/0x70 [ 330.490006] ? rcu_is_watching+0x8c/0x150 [ 330.494194] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 330.498909] ? __fget+0x4d5/0x740 [ 330.502404] ? ksys_dup3+0x690/0x690 [ 330.506161] block_ioctl+0xee/0x130 [ 330.509813] ? blkdev_fallocate+0x400/0x400 [ 330.514159] do_vfs_ioctl+0x1de/0x1720 [ 330.518080] ? ioctl_preallocate+0x300/0x300 [ 330.522516] ? __fget_light+0x2f7/0x440 [ 330.526500] ? __schedule+0x1df0/0x1df0 [ 330.530493] ? fget_raw+0x20/0x20 [ 330.533962] ? trace_hardirqs_off+0xb8/0x2b0 [ 330.538431] ? do_syscall_64+0x6be/0x820 [ 330.542511] ? trace_hardirqs_on+0x2c0/0x2c0 [ 330.546946] ? __x64_sys_futex+0x47f/0x6a0 [ 330.551197] ? do_syscall_64+0x9a/0x820 [ 330.555188] ? do_syscall_64+0x9a/0x820 [ 330.559175] ? lockdep_hardirqs_on+0x421/0x5c0 [ 330.563773] ? security_file_ioctl+0x94/0xc0 [ 330.568196] ksys_ioctl+0xa9/0xd0 [ 330.571693] __x64_sys_ioctl+0x73/0xb0 [ 330.575598] do_syscall_64+0x1b9/0x820 [ 330.579509] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 330.584929] ? syscall_return_slowpath+0x5e0/0x5e0 [ 330.589875] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 330.594902] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 330.599930] ? recalc_sigpending_tsk+0x180/0x180 [ 330.604697] ? kasan_check_write+0x14/0x20 [ 330.608965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.613862] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.619079] RIP: 0033:0x457099 [ 330.622295] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 330.641205] RSP: 002b:00007f0686bf6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 330.648927] RAX: ffffffffffffffda RBX: 00007f0686bf76d4 RCX: 0000000000457099 [ 330.656210] RDX: 0000000000000000 RSI: 000000000000ab01 RDI: 0000000000000005 [ 330.663486] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 330.670771] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 330.678054] R13: 00000000004cfa00 R14: 00000000004c5c46 R15: 0000000000000000 [ 330.685354] Modules linked in: [ 330.688558] Dumping ftrace buffer: [ 330.692101] (ftrace buffer empty) [ 330.696096] ---[ end trace 69fc516f835eae5f ]--- [ 330.700941] RIP: 0010:nbd_ioctl+0x53c/0xcf0 [ 330.705380] Code: ea 03 80 3c 02 00 0f 85 1c 07 00 00 48 8b b5 c0 fe ff ff 48 63 8d b8 fe ff ff 48 8b 86 c8 00 00 00 48 8d be c0 00 00 00 48 99 <48> f7 f9 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c [ 330.719018] device nr0 entered promiscuous mode [ 330.724345] RSP: 0018:ffff88018f2f7828 EFLAGS: 00010246 [ 330.724364] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 330.724382] RDX: 0000000000000000 RSI: ffff8801d3fd8040 RDI: ffff8801d3fd8100 [ 330.749148] RBP: ffff88018f2f79a0 R08: ffff8801c1ab26c0 R09: ffffed003a64e6bd [ 330.756463] R10: ffff88018f2f7818 R11: ffff8801d32735ef R12: ffff8801d3273500 [ 330.763801] R13: 00000000ffffffe7 R14: ffff8801d32735e0 R15: ffff8801cd034880 [ 330.771123] FS: 00007f0686bf7700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 330.779406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 330.785367] CR2: 00007ffdabaff359 CR3: 00000001ca587000 CR4: 00000000001406f0 [ 330.792668] DR0: 000000000000b8c4 DR1: 0000000000000000 DR2: 0000000000000000 [ 330.799997] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 330.807359] Kernel panic - not syncing: Fatal exception [ 330.813131] Dumping ftrace buffer: [ 330.816667] (ftrace buffer empty) [ 330.820360] Kernel Offset: disabled [ 330.823978] Rebooting in 86400 seconds..