(r2, 0x40044145, &(0x7f0000000000)=0x7) 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async, rerun: 64) r1 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), r1) 19:39:36 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="01002bbd7000ffdbdf25640000000800"], 0x1c}, 0x1, 0x0, 0x0, 0x20040000}, 0x4000) [ 1205.719904] nbd: must specify at least one socket [ 1205.724836] nbd: must specify a size in bytes for the device [ 1205.743183] nbd: must specify at least one socket [ 1205.758616] block nbd1: not configured, cannot reconfigure 19:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, 0x0, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r5) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x70, r6, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x43}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0x4008000}, 0x40) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, r7, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0xa00d0}, 0x20048080) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r1, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xe0b}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x44881) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000180)={0x9}, 0x8) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r5) (async) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x70, r6, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x43}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0x4008000}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, r7, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0xa00d0}, 0x20048080) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r1, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xe0b}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x44881) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000180)={0x9}, 0x8) (async) [ 1205.768072] nbd: must specify a size in bytes for the device 19:39:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) 19:39:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x800}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r2}, {0x8, 0x1, r8}]}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:36 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NL80211_CMD_GET_MPATH(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x20, 0x0, 0x1, 0x70bd2d, 0x25dfdbfd, {{}, {@void, @val={0xc, 0x99, {0x7ff, 0x61}}}}}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x84) (async) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x80, 0x42000) read$snddsp(r2, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$SNDRV_PCM_IOCTL_PAUSE(r2, 0x40044145, &(0x7f0000000000)=0x7) [ 1205.793528] nbd: must specify a size in bytes for the device [ 1205.817970] nbd: must specify at least one socket [ 1205.831426] could not allocate digest TFM handle sha3-512-ce 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) 19:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) (async) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) (async) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x140b, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_CM_IDN={0x8, 0x3f, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x8080}, 0x1) 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) 19:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x140b, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_CM_IDN={0x8, 0x3f, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x8080}, 0x1) [ 1205.845251] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1205.876137] nbd: must specify at least one socket [ 1205.882879] nbd: must specify a size in bytes for the device 19:39:36 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000), 0x9, 0x20000) read$snddsp(r1, &(0x7f0000000100)=""/4096, 0x1000) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001100), 0x1ff, 0x100c1) r3 = syz_open_dev$sndpcmc(&(0x7f0000001140), 0xb115, 0x400080) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r2, 0x40184150, &(0x7f0000000080)={0x0, &(0x7f0000000040)="63be9d173b6eb80a9f9d6e6a4c36714305d30af850171a236e4a75b5aa", 0x1d}) 19:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x40c, 0x10, 0x20000000}, 0x14}}, 0x0) [ 1205.910355] nbd: must specify at least one socket [ 1205.920352] block nbd1: not configured, cannot reconfigure [ 1205.939668] could not allocate digest TFM handle sha3-512-ce 19:39:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x800}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r2}, {0x8, 0x1, r8}]}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) (async) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) (async) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x140b, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_CM_IDN={0x8, 0x3f, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x8080}, 0x1) 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) [ 1205.957017] nbd: must specify a size in bytes for the device 19:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x40c, 0x10, 0x20000000}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x40c, 0x10, 0x20000000}, 0x14}}, 0x0) (async) 19:39:36 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) (async, rerun: 64) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000), 0x9, 0x20000) (rerun: 64) read$snddsp(r1, &(0x7f0000000100)=""/4096, 0x1000) (async) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async, rerun: 64) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async, rerun: 64) syz_open_dev$sndpcmp(&(0x7f0000001100), 0x1ff, 0x100c1) (async) r3 = syz_open_dev$sndpcmc(&(0x7f0000001140), 0xb115, 0x400080) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r2, 0x40184150, &(0x7f0000000080)={0x0, &(0x7f0000000040)="63be9d173b6eb80a9f9d6e6a4c36714305d30af850171a236e4a75b5aa", 0x1d}) 19:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x140b, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_CM_IDN={0x8, 0x3f, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x8080}, 0x1) [ 1206.002207] nbd: must specify at least one socket [ 1206.019372] could not allocate digest TFM handle sha3-512-ce [ 1206.035438] block nbd1: not configured, cannot reconfigure 19:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000040da67b8d7190beb7c0990f15a34b6444e7b8cc4df175e38ed9c98db4ec7a599a3203d34f5d476c41bcd570d750dadce5ee1af0a", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780"], 0x18}}, 0x0) 19:39:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), r0) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000000)) 19:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x40c, 0x10, 0x20000000}, 0x14}}, 0x0) [ 1206.066600] could not allocate digest TFM handle sha3-512-ce [ 1206.069690] nbd: must specify a size in bytes for the device 19:39:36 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), r0) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000000)) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), r0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000000)) (async) 19:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000040da67b8d7190beb7c0990f15a34b6444e7b8cc4df175e38ed9c98db4ec7a599a3203d34f5d476c41bcd570d750dadce5ee1af0a", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780"], 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000040da67b8d7190beb7c0990f15a34b6444e7b8cc4df175e38ed9c98db4ec7a599a3203d34f5d476c41bcd570d750dadce5ee1af0a", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780"], 0x18}}, 0x0) (async) [ 1206.135126] nbd: must specify at least one socket 19:39:36 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r0, &(0x7f00000002c0)=""/222, 0xde) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f00000000c0)={0xffffffffffffffff, 0x0, 0x80000000, 0x6}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x20}}, 0x0) 19:39:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x140b, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_CM_IDN={0x8, 0x3f, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x8080}, 0x1) [ 1206.157461] block nbd1: not configured, cannot reconfigure [ 1206.161647] could not allocate digest TFM handle sha3-512-ce 19:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000040da67b8d7190beb7c0990f15a34b6444e7b8cc4df175e38ed9c98db4ec7a599a3203d34f5d476c41bcd570d750dadce5ee1af0a", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780"], 0x18}}, 0x0) [ 1206.209355] nbd: must specify at least one socket [ 1206.222317] block nbd1: not configured, cannot reconfigure [ 1206.234977] nbd: must specify at least one socket [ 1206.253814] nbd: must specify a size in bytes for the device [ 1206.288441] could not allocate digest TFM handle sha3-512-ce 19:39:37 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) (async) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000), 0x9, 0x20000) read$snddsp(r1, &(0x7f0000000100)=""/4096, 0x1000) (async) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001100), 0x1ff, 0x100c1) (async) r3 = syz_open_dev$sndpcmc(&(0x7f0000001140), 0xb115, 0x400080) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r2, 0x40184150, &(0x7f0000000080)={0x0, &(0x7f0000000040)="63be9d173b6eb80a9f9d6e6a4c36714305d30af850171a236e4a75b5aa", 0x1d}) 19:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r1, 0x2, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x24000440}, 0x8000) 19:39:37 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), r0) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000000)) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000040), r0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000000)) (async) 19:39:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:37 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r0, &(0x7f00000002c0)=""/222, 0xde) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f00000000c0)={0xffffffffffffffff, 0x0, 0x80000000, 0x6}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r0, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f00000000c0)={0xffffffffffffffff, 0x0, 0x80000000, 0x6}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x20}}, 0x0) (async) 19:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) r4 = add_key$user(&(0x7f0000000180), &(0x7f0000000200)={'syz', 0x1}, &(0x7f0000000240)="8554fa02ea3097210e9614924bf22776e4cc79dc0a32011125e6c5462b9c10c2183e8b42e4bc7c8bccca349ad817dfcea2cb0aabbdb1caacbbffeab760ce02c7b19a2d9f", 0x44, 0xfffffffffffffffb) keyctl$dh_compute(0x17, &(0x7f00000003c0)={0x0, r4}, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2) ioctl$BLKDISCARD(r0, 0x1277, &(0x7f00000001c0)=0xff) r1 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x88000) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000040)={0x0, &(0x7f0000000000)="da077120d07ea8da722da3cfb7a382e8a0d3503294688ebf3e089a58ddd443ecae88bd00d901e915b5c6db9851c6f1c2716180bc", 0x34}) r2 = openat$md(0xffffffffffffff9c, &(0x7f0000000200), 0x48080, 0x0) ioctl$BLKDISCARD(r2, 0x1277, &(0x7f0000000240)=0x20) ioctl$SNDRV_PCM_IOCTL_SYNC_PTR(r1, 0xc0884123, &(0x7f0000000100)={0x5, "db4aed2edcf150165a90863838fbd57ec5bbe6d34b5a47786437b5686f3f2e536851e76b581ed6ff2230a990d3454c5e590a4d1b483db0596f328fb6ac2df3db", {0xffffffff80000000, 0x3ff}}) 19:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r1, 0x2, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x24000440}, 0x8000) 19:39:37 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r0, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$IOC_PR_PREEMPT(r0, 0x401870cb, &(0x7f00000000c0)={0xffffffffffffffff, 0x0, 0x80000000, 0x6}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x20}}, 0x0) [ 1206.908463] nbd: must specify at least one socket [ 1206.918852] nbd: must specify a size in bytes for the device [ 1206.932826] nbd: must specify at least one socket [ 1206.947702] block nbd1: not configured, cannot reconfigure 19:39:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2) ioctl$BLKDISCARD(r0, 0x1277, &(0x7f00000001c0)=0xff) r1 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x88000) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000040)={0x0, &(0x7f0000000000)="da077120d07ea8da722da3cfb7a382e8a0d3503294688ebf3e089a58ddd443ecae88bd00d901e915b5c6db9851c6f1c2716180bc", 0x34}) r2 = openat$md(0xffffffffffffff9c, &(0x7f0000000200), 0x48080, 0x0) ioctl$BLKDISCARD(r2, 0x1277, &(0x7f0000000240)=0x20) ioctl$SNDRV_PCM_IOCTL_SYNC_PTR(r1, 0xc0884123, &(0x7f0000000100)={0x5, "db4aed2edcf150165a90863838fbd57ec5bbe6d34b5a47786437b5686f3f2e536851e76b581ed6ff2230a990d3454c5e590a4d1b483db0596f328fb6ac2df3db", {0xffffffff80000000, 0x3ff}}) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2) (async) ioctl$BLKDISCARD(r0, 0x1277, &(0x7f00000001c0)=0xff) (async) syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x88000) (async) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000040)={0x0, &(0x7f0000000000)="da077120d07ea8da722da3cfb7a382e8a0d3503294688ebf3e089a58ddd443ecae88bd00d901e915b5c6db9851c6f1c2716180bc", 0x34}) (async) openat$md(0xffffffffffffff9c, &(0x7f0000000200), 0x48080, 0x0) (async) ioctl$BLKDISCARD(r2, 0x1277, &(0x7f0000000240)=0x20) (async) ioctl$SNDRV_PCM_IOCTL_SYNC_PTR(r1, 0xc0884123, &(0x7f0000000100)={0x5, "db4aed2edcf150165a90863838fbd57ec5bbe6d34b5a47786437b5686f3f2e536851e76b581ed6ff2230a990d3454c5e590a4d1b483db0596f328fb6ac2df3db", {0xffffffff80000000, 0x3ff}}) (async) 19:39:37 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r2, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000240)={r2}) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @void, @val={0xc, 0x99, {0x8, 0x4e}}}}, ["", "", "", "", "", "", ""]}, 0x20}}, 0x40000) sendmsg$NL80211_CMD_REGISTER_BEACONS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {{}, {@void, @val={0x8}, @void}}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x8810) [ 1206.972453] nbd: must specify a size in bytes for the device [ 1206.999571] nbd: must specify at least one socket [ 1207.011818] nbd: must specify at least one socket 19:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) [ 1207.021024] nbd: must specify a size in bytes for the device 19:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r1, 0x2, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x24000440}, 0x8000) 19:39:37 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r2, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000240)={r2}) (async) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @void, @val={0xc, 0x99, {0x8, 0x4e}}}}, ["", "", "", "", "", "", ""]}, 0x20}}, 0x40000) (async) sendmsg$NL80211_CMD_REGISTER_BEACONS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {{}, {@void, @val={0x8}, @void}}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x8810) 19:39:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) (async) [ 1207.045048] block nbd1: not configured, cannot reconfigure [ 1207.082769] nbd: must specify a size in bytes for the device 19:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:37 executing program 3: ioctl$vim2m_VIDIOC_G_FMT(0xffffffffffffffff, 0xc0d05604, &(0x7f0000000140)={0x2, @sliced={0x8, [0x0, 0x401, 0x137d, 0x9, 0x9, 0x2, 0xffff, 0x6, 0x6, 0x1f, 0x3, 0x101, 0x7fff, 0x80, 0xec, 0xffe0, 0x7, 0x641e, 0x167b, 0xffff, 0x1ff, 0x20, 0x0, 0x8001, 0x8001, 0x4, 0x62, 0x1ff, 0x1, 0x1, 0x7, 0xfffe, 0x8, 0x1, 0xf941, 0x1, 0x5438, 0xbe, 0x1ff, 0xc, 0x2, 0x2, 0x3d4f, 0x401, 0x6, 0x1ff, 0x17], 0x80000000}}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x200, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}]}, 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x1, r1, 0x1, 0x0, 0x25dfdbff}, 0x20}}, 0x10) 19:39:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2) ioctl$BLKDISCARD(r0, 0x1277, &(0x7f00000001c0)=0xff) (async) r1 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x88000) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(0xffffffffffffffff, 0x40184150, &(0x7f0000000040)={0x0, &(0x7f0000000000)="da077120d07ea8da722da3cfb7a382e8a0d3503294688ebf3e089a58ddd443ecae88bd00d901e915b5c6db9851c6f1c2716180bc", 0x34}) (async) r2 = openat$md(0xffffffffffffff9c, &(0x7f0000000200), 0x48080, 0x0) ioctl$BLKDISCARD(r2, 0x1277, &(0x7f0000000240)=0x20) (async) ioctl$SNDRV_PCM_IOCTL_SYNC_PTR(r1, 0xc0884123, &(0x7f0000000100)={0x5, "db4aed2edcf150165a90863838fbd57ec5bbe6d34b5a47786437b5686f3f2e536851e76b581ed6ff2230a990d3454c5e590a4d1b483db0596f328fb6ac2df3db", {0xffffffff80000000, 0x3ff}}) 19:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) (async) 19:39:37 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r2, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000240)={r2}) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @void, @val={0xc, 0x99, {0x8, 0x4e}}}}, ["", "", "", "", "", "", ""]}, 0x20}}, 0x40000) sendmsg$NL80211_CMD_REGISTER_BEACONS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {{}, {@void, @val={0x8}, @void}}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x8810) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r2, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000240)={r2}) (async) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@void, @void, @val={0xc, 0x99, {0x8, 0x4e}}}}, ["", "", "", "", "", "", ""]}, 0x20}}, 0x40000) (async) sendmsg$NL80211_CMD_REGISTER_BEACONS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {{}, {@void, @val={0x8}, @void}}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x8810) (async) [ 1207.093721] could not allocate digest TFM handle sha3-512-ce [ 1207.113324] nbd: must specify at least one socket [ 1207.123956] block nbd1: not configured, cannot reconfigure 19:39:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:37 executing program 0: ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)={@default, @default}) r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)={@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) ioctl$SNDRV_PCM_IOCTL_READI_FRAMES(r0, 0x80184151, &(0x7f0000000080)={0x0, &(0x7f0000000100)="8a4f47a674b47a87cc9e1122372161e03a2df33335b9fda513613e6c8436de5c252030cf7ea05fb3ae0b7f0454b7b930432f9a3d4af37f8923003d1e50e0fbac003b65", 0x43}) 19:39:37 executing program 3: ioctl$vim2m_VIDIOC_G_FMT(0xffffffffffffffff, 0xc0d05604, &(0x7f0000000140)={0x2, @sliced={0x8, [0x0, 0x401, 0x137d, 0x9, 0x9, 0x2, 0xffff, 0x6, 0x6, 0x1f, 0x3, 0x101, 0x7fff, 0x80, 0xec, 0xffe0, 0x7, 0x641e, 0x167b, 0xffff, 0x1ff, 0x20, 0x0, 0x8001, 0x8001, 0x4, 0x62, 0x1ff, 0x1, 0x1, 0x7, 0xfffe, 0x8, 0x1, 0xf941, 0x1, 0x5438, 0xbe, 0x1ff, 0xc, 0x2, 0x2, 0x3d4f, 0x401, 0x6, 0x1ff, 0x17], 0x80000000}}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x200, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}]}, 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x1, r1, 0x1, 0x0, 0x25dfdbff}, 0x20}}, 0x10) ioctl$vim2m_VIDIOC_G_FMT(0xffffffffffffffff, 0xc0d05604, &(0x7f0000000140)={0x2, @sliced={0x8, [0x0, 0x401, 0x137d, 0x9, 0x9, 0x2, 0xffff, 0x6, 0x6, 0x1f, 0x3, 0x101, 0x7fff, 0x80, 0xec, 0xffe0, 0x7, 0x641e, 0x167b, 0xffff, 0x1ff, 0x20, 0x0, 0x8001, 0x8001, 0x4, 0x62, 0x1ff, 0x1, 0x1, 0x7, 0xfffe, 0x8, 0x1, 0xf941, 0x1, 0x5438, 0xbe, 0x1ff, 0xc, 0x2, 0x2, 0x3d4f, 0x401, 0x6, 0x1ff, 0x17], 0x80000000}}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x200, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}]}, 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x1, r1, 0x1, 0x0, 0x25dfdbff}, 0x20}}, 0x10) (async) 19:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) socketpair(0x2, 0x80000, 0x5, &(0x7f0000000000)) [ 1207.164551] nbd: must specify a size in bytes for the device 19:39:37 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) 19:39:37 executing program 0: ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)={@default, @default}) r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)={@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) ioctl$SNDRV_PCM_IOCTL_READI_FRAMES(r0, 0x80184151, &(0x7f0000000080)={0x0, &(0x7f0000000100)="8a4f47a674b47a87cc9e1122372161e03a2df33335b9fda513613e6c8436de5c252030cf7ea05fb3ae0b7f0454b7b930432f9a3d4af37f8923003d1e50e0fbac003b65", 0x43}) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)={@default, @default}) (async) syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)={@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}) (async) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) ioctl$SNDRV_PCM_IOCTL_READI_FRAMES(r0, 0x80184151, &(0x7f0000000080)={0x0, &(0x7f0000000100)="8a4f47a674b47a87cc9e1122372161e03a2df33335b9fda513613e6c8436de5c252030cf7ea05fb3ae0b7f0454b7b930432f9a3d4af37f8923003d1e50e0fbac003b65", 0x43}) (async) 19:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1207.241626] block nbd1: not configured, cannot reconfigure [ 1207.252494] could not allocate digest TFM handle sha3-512-ce [ 1207.274315] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 3: ioctl$vim2m_VIDIOC_G_FMT(0xffffffffffffffff, 0xc0d05604, &(0x7f0000000140)={0x2, @sliced={0x8, [0x0, 0x401, 0x137d, 0x9, 0x9, 0x2, 0xffff, 0x6, 0x6, 0x1f, 0x3, 0x101, 0x7fff, 0x80, 0xec, 0xffe0, 0x7, 0x641e, 0x167b, 0xffff, 0x1ff, 0x20, 0x0, 0x8001, 0x8001, 0x4, 0x62, 0x1ff, 0x1, 0x1, 0x7, 0xfffe, 0x8, 0x1, 0xf941, 0x1, 0x5438, 0xbe, 0x1ff, 0xc, 0x2, 0x2, 0x3d4f, 0x401, 0x6, 0x1ff, 0x17], 0x80000000}}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x200, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}]}, 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x1, r1, 0x1, 0x0, 0x25dfdbff}, 0x20}}, 0x10) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) (async, rerun: 32) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async, rerun: 32) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) [ 1207.294564] nbd: must specify at least one socket 19:39:38 executing program 0: ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)={@default, @default}) r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)={@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) ioctl$SNDRV_PCM_IOCTL_READI_FRAMES(r0, 0x80184151, &(0x7f0000000080)={0x0, &(0x7f0000000100)="8a4f47a674b47a87cc9e1122372161e03a2df33335b9fda513613e6c8436de5c252030cf7ea05fb3ae0b7f0454b7b930432f9a3d4af37f8923003d1e50e0fbac003b65", 0x43}) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)={@default, @default}) (async) syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$SIOCAX25ADDFWD(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)={@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}}) (async) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) ioctl$SNDRV_PCM_IOCTL_READI_FRAMES(r0, 0x80184151, &(0x7f0000000080)={0x0, &(0x7f0000000100)="8a4f47a674b47a87cc9e1122372161e03a2df33335b9fda513613e6c8436de5c252030cf7ea05fb3ae0b7f0454b7b930432f9a3d4af37f8923003d1e50e0fbac003b65", 0x43}) (async) 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) socketpair(0x2, 0x80000, 0x5, &(0x7f0000000000)) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @val={0xc, 0x99, {0x401, 0x13}}}}, [@acl_policy=[@NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}]}]]}, 0x78}, 0x1, 0x0, 0x0, 0x8001}, 0x24008050) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) socketpair(0x2, 0x80000, 0x5, &(0x7f0000000000)) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) [ 1207.361966] nbd: must specify a size in bytes for the device [ 1207.387285] block nbd1: not configured, cannot reconfigure [ 1207.405364] nbd: must specify a size in bytes for the device 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @val={0xc, 0x99, {0x401, 0x13}}}}, [@acl_policy=[@NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}]}]]}, 0x78}, 0x1, 0x0, 0x0, 0x8001}, 0x24008050) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00'}) (async) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @val={0xc, 0x99, {0x401, 0x13}}}}, [@acl_policy=[@NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}]}]]}, 0x78}, 0x1, 0x0, 0x0, 0x8001}, 0x24008050) (async) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)) 19:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1207.455872] block nbd1: not configured, cannot reconfigure [ 1207.475804] could not allocate digest TFM handle sha3-512-ce [ 1207.494459] nbd: must specify a size in bytes for the device 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @val={0xc, 0x99, {0x401, 0x13}}}}, [@acl_policy=[@NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}]}]]}, 0x78}, 0x1, 0x0, 0x0, 0x8001}, 0x24008050) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) (async) [ 1207.538870] nbd: must specify a size in bytes for the device [ 1207.566193] block nbd1: not configured, cannot reconfigure 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)) 19:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="df00fbeef4ec9eb438f226f30c4e3b24e494d11c0000e0e59af99d00002c07bc08985a7a08887fc38bcf411639efb0e4736f99cae4fa61b45159dda11d7491b56642f805f8af108aad1bd97e6da3f4c46173f299d7ae3e2454a4c59e7ded87f98d290ef160660546aee3b417e41aa84bbf95c9d93e976e2eae72a185f57651174b60c1666632257f72b2280135f7041c0697a9bc879a9ccf3a278b7285a6e2871104852cbd3d6c53739eacedde279d8137ea0c18f9bdcd215a230e819c1f7d9922fb577dfc5838930d5fd746a5336bba3cfc537cf9da86a5f5f6", @ANYRES16=r1, @ANYBLOB="019749c551e11d7cba000100000004000780"], 0x18}, 0x1, 0x0, 0x0, 0x800}, 0x800) [ 1207.592438] could not allocate digest TFM handle sha3-512-ce [ 1207.602388] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1207.623237] nbd: must specify at least one socket 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) (async) [ 1207.642294] nbd: must specify at least one socket 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) (async) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) (async) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) r1 = openat$md(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKIOMIN(r1, 0x1278, &(0x7f0000000140)) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r0, 0xc0984124, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) r1 = openat$md(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKIOMIN(r1, 0x1278, &(0x7f0000000140)) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r0, 0xc0984124, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="df00fbeef4ec9eb438f226f30c4e3b24e494d11c0000e0e59af99d00002c07bc08985a7a08887fc38bcf411639efb0e4736f99cae4fa61b45159dda11d7491b56642f805f8af108aad1bd97e6da3f4c46173f299d7ae3e2454a4c59e7ded87f98d290ef160660546aee3b417e41aa84bbf95c9d93e976e2eae72a185f57651174b60c1666632257f72b2280135f7041c0697a9bc879a9ccf3a278b7285a6e2871104852cbd3d6c53739eacedde279d8137ea0c18f9bdcd215a230e819c1f7d9922fb577dfc5838930d5fd746a5336bba3cfc537cf9da86a5f5f6", @ANYRES16=r1, @ANYBLOB="019749c551e11d7cba000100000004000780"], 0x18}, 0x1, 0x0, 0x0, 0x800}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="df00fbeef4ec9eb438f226f30c4e3b24e494d11c0000e0e59af99d00002c07bc08985a7a08887fc38bcf411639efb0e4736f99cae4fa61b45159dda11d7491b56642f805f8af108aad1bd97e6da3f4c46173f299d7ae3e2454a4c59e7ded87f98d290ef160660546aee3b417e41aa84bbf95c9d93e976e2eae72a185f57651174b60c1666632257f72b2280135f7041c0697a9bc879a9ccf3a278b7285a6e2871104852cbd3d6c53739eacedde279d8137ea0c18f9bdcd215a230e819c1f7d9922fb577dfc5838930d5fd746a5336bba3cfc537cf9da86a5f5f6", @ANYRES16=r1, @ANYBLOB="019749c551e11d7cba000100000004000780"], 0x18}, 0x1, 0x0, 0x0, 0x800}, 0x800) (async) [ 1207.675387] block nbd1: not configured, cannot reconfigure 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x800) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) 19:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:38 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_START(r0, 0x4142, 0x0) (async) r1 = openat$md(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKIOMIN(r1, 0x1278, &(0x7f0000000140)) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r0, 0xc0984124, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) [ 1207.722669] could not allocate digest TFM handle sha3-512-ce [ 1207.754670] nbd: must specify at least one socket [ 1207.763209] nbd: must specify at least one socket 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="df00fbeef4ec9eb438f226f30c4e3b24e494d11c0000e0e59af99d00002c07bc08985a7a08887fc38bcf411639efb0e4736f99cae4fa61b45159dda11d7491b56642f805f8af108aad1bd97e6da3f4c46173f299d7ae3e2454a4c59e7ded87f98d290ef160660546aee3b417e41aa84bbf95c9d93e976e2eae72a185f57651174b60c1666632257f72b2280135f7041c0697a9bc879a9ccf3a278b7285a6e2871104852cbd3d6c53739eacedde279d8137ea0c18f9bdcd215a230e819c1f7d9922fb577dfc5838930d5fd746a5336bba3cfc537cf9da86a5f5f6", @ANYRES16=r1, @ANYBLOB="019749c551e11d7cba000100000004000780"], 0x18}, 0x1, 0x0, 0x0, 0x800}, 0x800) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x800) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) [ 1207.784804] block nbd1: not configured, cannot reconfigure 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) (async) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) (async) 19:39:38 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) r1 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x800) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) socket$nl_generic(0x10, 0x3, 0x10) (async) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r1, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x800) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpgrp(0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100d99e1cf52bcc20990100000004000780"], 0x18}}, 0x20000011) 19:39:38 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1207.875978] could not allocate digest TFM handle sha3-512-ce [ 1207.885329] nbd: must specify at least one socket 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpgrp(0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100d99e1cf52bcc20990100000004000780"], 0x18}}, 0x20000011) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getpgrp(0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100d99e1cf52bcc20990100000004000780"], 0x18}}, 0x20000011) (async) 19:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) [ 1207.917752] block nbd1: not configured, cannot reconfigure [ 1207.936136] nbd: must specify at least one socket [ 1207.943203] nbd: must specify at least one socket 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) [ 1207.975016] nbd: must specify at least one socket 19:39:38 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpgrp(0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100d99e1cf52bcc20990100000004000780"], 0x18}}, 0x20000011) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getpgrp(0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100d99e1cf52bcc20990100000004000780"], 0x18}}, 0x20000011) (async) [ 1207.998374] could not allocate digest TFM handle sha3-512-ce [ 1208.032863] nbd: must specify at least one socket 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[], 0x18}}, 0x0) [ 1208.045927] nbd: must specify at least one socket 19:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @val={0xc, 0x99, {0x401, 0x13}}}}, [@acl_policy=[@NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x10, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}]}]]}, 0x78}, 0x1, 0x0, 0x0, 0x8001}, 0x24008050) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 5: keyctl$dh_compute(0x17, 0x0, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x4000000}, 0x15) [ 1208.073076] nbd: must specify at least one socket [ 1208.091788] could not allocate digest TFM handle sha3-512-ce [ 1208.104221] nbd: must specify at least one socket 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[], 0x18}}, 0x0) 19:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) setsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000000000)=0xa2, 0x4) 19:39:38 executing program 5: keyctl$dh_compute(0x17, 0x0, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1208.141186] nbd: must specify a size in bytes for the device [ 1208.171811] block nbd1: not configured, cannot reconfigure 19:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[], 0x18}}, 0x0) 19:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x4000000}, 0x15) 19:39:38 executing program 5: keyctl$dh_compute(0x17, 0x0, &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1208.204591] nbd: must specify at least one socket 19:39:39 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x4000000}, 0x15) 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r1, 0x100, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2d, 0x1, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4008) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) [ 1208.243470] block nbd1: not configured, cannot reconfigure [ 1208.252052] nbd: must specify at least one socket [ 1208.281612] block nbd4: not configured, cannot reconfigure 19:39:39 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:39 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) connect$netlink(r0, &(0x7f0000000100)=@proc, 0xc) syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="c4000000", @ANYRES16=r1, @ANYBLOB="100025bd7000fbdbdf25030000000c00030006000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="080001006ab5e7388dd47e5abf9e2f35baf9c691f8b8582f70b8bc01982a0c3e2ac97bdfb16320eee1c8d7983c914d336a13bd0a8f08efb7a1a93c4d4d1e9d03d6625a2f13caf6d0abdbd4903c4979a179f84d481519a524eafb7c3fee3b14bf784ebcc82d6dd8d51156bbd426d624c781a2c9db3c5c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="2400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000000c00080007000000000000000c000400f7ffffffffffffff0c000200070000000000000005000a00240000000c00050024000000000000000c000800fdffffffffffffff"], 0xc4}, 0x1, 0x0, 0x0, 0x10}, 0x20000850) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) socketpair(0x33, 0x1, 0x7f, &(0x7f0000000240)) [ 1208.348271] nbd: must specify at least one socket 19:39:39 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r1, 0x100, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2d, 0x1, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4008) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r1, 0x100, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}}, 0x4000001) (async) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2d, 0x1, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4008) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) 19:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r3, &(0x7f00000002c0)=""/222, 0xde) keyctl$dh_compute(0x17, &(0x7f00000003c0), &(0x7f0000000400)=""/54, 0x36, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1208.378931] nbd: must specify at least one socket [ 1208.382173] could not allocate digest TFM handle sha3-512-ce [ 1208.395543] nbd: must specify a size in bytes for the device [ 1208.412031] nbd: must specify at least one socket 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) (async) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) (async) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async, rerun: 64) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="c4000000", @ANYRES16=r1, @ANYBLOB="100025bd7000fbdbdf25030000000c00030006000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="080001006ab5e7388dd47e5abf9e2f35baf9c691f8b8582f70b8bc01982a0c3e2ac97bdfb16320eee1c8d7983c914d336a13bd0a8f08efb7a1a93c4d4d1e9d03d6625a2f13caf6d0abdbd4903c4979a179f84d481519a524eafb7c3fee3b14bf784ebcc82d6dd8d51156bbd426d624c781a2c9db3c5c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="2400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000000c00080007000000000000000c000400f7ffffffffffffff0c000200070000000000000005000a00240000000c00050024000000000000000c000800fdffffffffffffff"], 0xc4}, 0x1, 0x0, 0x0, 0x10}, 0x20000850) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) (async) socketpair(0x33, 0x1, 0x7f, &(0x7f0000000240)) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, 0x0) [ 1208.438695] nbd: must specify at least one socket 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r1, 0x100, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2d, 0x1, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4008) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, 0x0) 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="c4000000", @ANYRES16=r1, @ANYBLOB="100025bd7000fbdbdf25030000000c00030006000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="080001006ab5e7388dd47e5abf9e2f35baf9c691f8b8582f70b8bc01982a0c3e2ac97bdfb16320eee1c8d7983c914d336a13bd0a8f08efb7a1a93c4d4d1e9d03d6625a2f13caf6d0abdbd4903c4979a179f84d481519a524eafb7c3fee3b14bf784ebcc82d6dd8d51156bbd426d624c781a2c9db3c5c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="2400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000000c00080007000000000000000c000400f7ffffffffffffff0c000200070000000000000005000a00240000000c00050024000000000000000c000800fdffffffffffffff"], 0xc4}, 0x1, 0x0, 0x0, 0x10}, 0x20000850) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) socketpair(0x33, 0x1, 0x7f, &(0x7f0000000240)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="c4000000", @ANYRES16=r1, @ANYBLOB="100025bd7000fbdbdf25030000000c00030006000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="080001006ab5e7388dd47e5abf9e2f35baf9c691f8b8582f70b8bc01982a0c3e2ac97bdfb16320eee1c8d7983c914d336a13bd0a8f08efb7a1a93c4d4d1e9d03d6625a2f13caf6d0abdbd4903c4979a179f84d481519a524eafb7c3fee3b14bf784ebcc82d6dd8d51156bbd426d624c781a2c9db3c5c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="2400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000000c00080007000000000000000c000400f7ffffffffffffff0c000200070000000000000005000a00240000000c00050024000000000000000c000800fdffffffffffffff"], 0xc4}, 0x1, 0x0, 0x0, 0x10}, 0x20000850) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) (async) socketpair(0x33, 0x1, 0x7f, &(0x7f0000000240)) (async) [ 1208.466790] nbd: must specify a size in bytes for the device [ 1208.501946] nbd: must specify at least one socket 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1208.532102] nbd: must specify at least one socket 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, 0x0) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1208.568440] nbd: must specify a size in bytes for the device [ 1208.587482] could not allocate digest TFM handle sha3-512-ce 19:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x58}, 0x1, 0x0, 0x0, 0x1}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x20000800) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x1) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000500)={0x0, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000500)={0x0, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1208.657992] nbd: must specify at least one socket [ 1208.674550] nbd: must specify at least one socket 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000500)={0x0, &(0x7f00000004c0)="779d01275dcf0c1441a9e612c09f6c3ad1e1a3528aab41a294f1a754ebc69f0be2707645b4069f300a629a3d61f3a1eb6b6ffbf0d1b5f6a8a5", 0x39}) [ 1208.715817] nbd: must specify at least one socket [ 1208.725452] nbd: must specify at least one socket [ 1208.739435] nbd: must specify at least one socket 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x58}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x20000800) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x1) 19:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1208.768716] nbd: must specify at least one socket 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1208.793096] nbd: must specify at least one socket 19:39:39 executing program 5: keyctl$dh_compute(0x17, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000480)={'sha3-512-ce\x00'}}) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000829bd7000fddbdf25030000000c0002005e000000000000000c00060001000000000000000c000400fd02ffffffffffff0c000800f00a00000000000008000a006e6264000c0003000300000000000000b3f1f62d510a1b5c0b68d1ed6cfd1059d033a6bc645f81b3c35185fcb74b1ce019e112d12a41b39b0aef4dac0d984d051c298cbb6557d784f9ba2b0bbe191280360f39e43ea87fc837bee3258e95ccfb55d5c6b87a034de946870b12e882fb0c892014b3410b50100bd0ff89132d42557aaf247121627007ea03f658a28e83267e9b529af3a4366b6780cd52bc26fa040a5bffb54cda27234a9c8ff3b39e77fc6996caaba68b8f93321fd7e77dd667bb66a98cb8ecdfef1236956d364a9e630f53831d75630559a2bf1732385296063b7a9da98f63dda6e31135bab281cdf0b3082b87055040d14c53510c23f22172ca955f45a38daefdb1309f8d224f3f47e27ff042dc30c109aa279444d2a69516b5f1ff497e72a6c0fd200209762fe667298000088acf5490d9337b752d18db84c91d4fca8db4bea55f6a1e6f542715b8add0abd51d9bd1ed69181fe507f827d5429f849e020218915e"], 0x58}, 0x1, 0x0, 0x0, 0x1}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x20000800) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000480)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x58}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, 0x0, 0x20000800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x1) (async) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1208.821502] nbd: must specify at least one socket [ 1208.840272] nbd: must specify at least one socket [ 1208.861687] nbd: must specify at least one socket 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1208.891359] nbd: must specify at least one socket [ 1208.907679] nbd: must specify at least one socket 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1208.942946] nbd: must specify at least one socket 19:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r5, @ANYRESOCT=r1, @ANYRESHEX=r3], 0x28}}, 0x0) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) socketpair(0x6, 0x3, 0x1, &(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x84, r3, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r5}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x2040011}, 0x40001) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x20}}, 0x4000000) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800428d", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1208.965591] nbd: must specify at least one socket [ 1208.975487] could not allocate digest TFM handle sha3-512-ce [ 1209.005470] nbd: must specify at least one socket 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1209.022343] nbd: must specify at least one socket [ 1209.041250] nbd: must specify at least one socket 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r5, @ANYRESOCT=r1, @ANYRESHEX=r3], 0x28}}, 0x0) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) socketpair(0x6, 0x3, 0x1, &(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x84, r3, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r5}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x2040011}, 0x40001) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x20}}, 0x4000000) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800428d", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r5, @ANYRESOCT=r1, @ANYRESHEX=r3], 0x28}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async) socketpair(0x6, 0x3, 0x1, &(0x7f0000000200)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x84, r3, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r5}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x2040011}, 0x40001) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x20}}, 0x4000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800428d", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) (async) 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.064774] nbd: must specify at least one socket [ 1209.075534] nbd: must specify at least one socket [ 1209.099062] nbd: must specify at least one socket 19:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.126504] nbd: must specify at least one socket 19:39:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) 19:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r5, @ANYRESOCT=r1, @ANYRESHEX=r3], 0x28}}, 0x0) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) (async) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async, rerun: 32) socketpair(0x6, 0x3, 0x1, &(0x7f0000000200)={0xffffffffffffffff}) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x84, r3, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r5}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x2040011}, 0x40001) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x20}}, 0x4000000) (async) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800428d", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) [ 1209.157875] block nbd5: not configured, cannot reconfigure [ 1209.183309] nbd: must specify at least one socket [ 1209.194002] nbd: must specify at least one socket 19:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) [ 1209.208012] nbd: must specify at least one socket [ 1209.219316] nbd: must specify at least one socket [ 1209.231980] nbd: must specify at least one socket [ 1209.263936] nbd: must specify at least one socket 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.287021] nla_parse: 128 callbacks suppressed [ 1209.287027] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1209.303523] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1209.315914] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1209.324696] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1209.324703] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1209.339132] nbd: must specify at least one socket [ 1209.340018] block nbd5: not configured, cannot reconfigure [ 1209.348470] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1209.348476] nbd: must specify at least one socket [ 1209.348659] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1209.348663] nbd: must specify at least one socket [ 1209.352287] nbd: must specify at least one socket 19:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) [ 1209.352451] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1209.352457] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1209.352463] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1209.385681] nbd: must specify at least one socket [ 1209.386016] nbd: must specify at least one socket [ 1209.387386] block nbd5: not configured, cannot reconfigure [ 1209.391616] nbd: must specify at least one socket [ 1209.428626] block nbd1: not configured, cannot reconfigure 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.522620] nbd: must specify at least one socket [ 1209.541810] block nbd5: not configured, cannot reconfigure 19:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) (async) [ 1209.578036] nbd: must specify at least one socket [ 1209.597907] nbd: must specify at least one socket [ 1209.608222] block nbd1: not configured, cannot reconfigure [ 1209.617503] nbd: must specify at least one socket 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.625258] block nbd5: not configured, cannot reconfigure [ 1209.635982] nbd: must specify at least one socket [ 1209.642523] nbd: must specify at least one socket [ 1209.655512] nbd: must specify at least one socket [ 1209.662920] nbd: must specify at least one socket 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) (async) [ 1209.690526] nbd: must specify at least one socket [ 1209.708621] block nbd5: not configured, cannot reconfigure [ 1209.722692] nbd: must specify at least one socket [ 1209.735184] nbd: must specify at least one socket 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.762698] nbd: must specify at least one socket [ 1209.773809] nbd: must specify at least one socket 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1209.805625] nbd: must specify at least one socket [ 1209.822147] block nbd5: not configured, cannot reconfigure [ 1209.831826] nbd: must specify at least one socket [ 1209.838669] nbd: must specify at least one socket [ 1209.848151] nbd: must specify at least one socket 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 2: ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000bc0)={'wlan1\x00'}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000b80)={&(0x7f0000000080)=@ieee802154={0x24, @short={0x2, 0x3, 0xaaa0}}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)="78704f394c946b0cbe2c711ef44693f70750a23648bbe0862c5db339b15db4ba4c2941240ac22a889831f5e52e5f5a81b92fd3d9358f3da0511ea42923dcdc73c59e7a206af92a9b92c869100695dd02324348", 0x53}, {&(0x7f0000000180)="fad7c80616949f04a8c594ee34e70ee2b13900395b494984f70b4c47412a531a93db75d3fa9a04a8ae4a24de93bafa4ed2c3abb2c31d94603639145c98fbc91af65620bda69c4a7f0ffb7ee4d17b92b80db39b53884d8172ae65ca4f7293038b7f5f0a9d46ebc8bf223f0e78905f5c87eb8deba7", 0x74}, {&(0x7f0000000340)="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", 0xfb}, {&(0x7f0000000200)="efaa7edbfc76eac35cfd030ffb42bc8c2ed2057195921051fcf0b2229b8730b6ef65c00f0b470849dea1b62c91f7112d99d57c98a7e5c5d158703c02f397df95e7f6571e3d9c5b8ef3367dee8d34365750c8a84ea53fedceae3c572566d4de1232ee54a61794109533546bdca92146888b3745bc46e4b1d5082be8da38386bd32f07ca12ef78722dd3e1099b943699c9ef7efdf748b4d4c1d64f9f67a2f8cf77dc519a2d8ae72c", 0xa7}, {&(0x7f0000000480)="ed6ae202bb4dc8449c2431c5568979ff0544422425274868ff5ccd32833159c367f908004f22376662fa5f499c9163fd85b7ca1af1c718f3f9d616d9d2119226a3127bb0aac8478815ca5eba8d4ce2e6fc66de6738c354652c4493bf7170157fd1f11e9d2d9eab9759c8ffdb0aa4beaacfc6bbad06d9208e", 0x78}, {&(0x7f0000000500)="f22b0c1a16e60842592ecc016f74bb8df01883db97ae69c7e57f5eaf0c83e162f65759d4e4f09b0c91ddca5da619962db62dbaeb7b210bd93475675336bc846fd57298e4a1ed042b816636a809ca553242f1f28395572f0cd0ecb48f45253b86a66062c00fc2be31c180bc85c336f3e13f4bf1b7cdb43d9fcc6850eddb72101b8e9df7704555", 0x86}, {&(0x7f00000005c0)="4254e98b18fee81465893fb74ffa2e45333f0a460ee7f363da9a01780550f495f7513bf4599bf6a32527f8fd53327beed32570dc37a67ee7d358c5bde151142401fccd4e76906024738f1f77dc481990c891b0b16db2dfc328ca279d90ef9620814168307a2ff4ebe2a59a6d36b49d18b2b724333104e970d30dffdbe2224e72bf63f5f4729fc8ac1fddb454c9909c7601b239", 0x93}, {&(0x7f0000000680)="14f2c31bcd0875dd4541f05f94e753fa10a9b8bd97ea8db9ce1138cd75db81150c177a89b7ee8a1d4e95c0a33a58a8521780266e8897c3898c5b38559c6818d6", 0x40}], 0x8, &(0x7f0000000740)=[{0xf0, 0x109, 0x8000, "cd204b78b8d3fc11b555105667b2dce273903cce3f2735bb4271d523b81996291850095c4c33c76bbc95f8a575433d312f93f9a999ddaa93f91c74cebe76500255cca539e3c6e9533e885f6927590606481368d0f9080298e86815b8c2a46ed37f5b53a9aaa865248449e39cdd4d677c01778d6955080de1bf4bd4dd91d54cd59e77364da2ca2de1d213bc48caa9688d4861771d3c6901673fb4ec3aea1e872d904d8501360b8492ad3d4039d856eeca89799bbeb20357664441463f483b4fd097faa13ea502c96e53447e0445c5c02be7b9821ace3d69dcab57fbafe465"}, {0xc8, 0x1, 0x4, "45cb546fe13242962e44428c40856fa006e3bb273ac41124a5c6b5be676743a289cea57dad920dee41c478a44d9cc3981e4633dbb40ecc730f2abdf7b9ba48409476e73d76efd61b98eec2a141ed21cc963dfb2f4d7e0e93647184ec2c2e35da9fca09285e049c8b88fc2c07f9f288a885ff091beeea8ffae7885f5a88c6bd4038b4d165a59d167eee0ef84a19effd253f188c38866965666515dd16a80c57070f057e14e8d7e433c90252d04e1acf7ed5680b0d84"}, {0x40, 0x105, 0xff2, "8712abc6552dac7821ddc7f3edd5a7d13f3c0626cd7e2badec2bdd29e0a080d409d7effaa801af5b236b664392"}, {0x30, 0x101, 0x9, "d29c27b43b731d79c309b3d41797d38df2c424bb1315aa04b78ab764d6a5e25f"}, {0xf8, 0x84, 0x3, "6e6140fd5139988ad18b70dd20e8cabf051195e607feea7d363b37297d662f7f01519090e17f26a446afa745668e2a378b77ce9728321914312ad8b1ab59f17651cbb696e4309ffd558065ef1e00bec98fb26ae269acd474e4daf6033dfe955571cecacc038b24569e81be81ffb10dd88a7f3bc62fcff86a457ee15ab9bb37bd017cc49b95fa5fbe76f4539f502484d33d8b38da39ff6e3b3596386e0e0735d132678bc54b17edbb80a818d2a59bf8e64ab61a99d588ff21cb862c18721f8b6e1d8a6ea3cef6b9164133ea0b9fec54b29bad3bcf4779e5a9c536932564ccc1bc9168d604"}, {0xe8, 0x119, 0x7, "66fef3d25b44282113f4fa3040a6c2e744f1620e53a12e5bfa9a152399fb944183bb2da9b010954cdad730d355df306566cf04cad2c1cdc180044b73a514d5d462df6367203411d296e3dd7a375c8b31e39919bdb965c66d74a555b69979b78e1419b015dcdb3cabe55d65bcc40879eda63b7621bf58232d2478c1819e8e218432710a7f9a3ddc2d481c1059cafe1676994a4e7955565f1d929aab33a0aef1f7b6670b808a57ff067f4beba4292d3f1b2ead314127c363352b7535271fe0f30d1051bf1df686add37647444666580a5a6d"}], 0x408}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1209.863114] nbd: must specify at least one socket [ 1209.871493] nbd: must specify at least one socket 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 2: ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000bc0)={'wlan1\x00'}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000b80)={&(0x7f0000000080)=@ieee802154={0x24, @short={0x2, 0x3, 0xaaa0}}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)="78704f394c946b0cbe2c711ef44693f70750a23648bbe0862c5db339b15db4ba4c2941240ac22a889831f5e52e5f5a81b92fd3d9358f3da0511ea42923dcdc73c59e7a206af92a9b92c869100695dd02324348", 0x53}, {&(0x7f0000000180)="fad7c80616949f04a8c594ee34e70ee2b13900395b494984f70b4c47412a531a93db75d3fa9a04a8ae4a24de93bafa4ed2c3abb2c31d94603639145c98fbc91af65620bda69c4a7f0ffb7ee4d17b92b80db39b53884d8172ae65ca4f7293038b7f5f0a9d46ebc8bf223f0e78905f5c87eb8deba7", 0x74}, {&(0x7f0000000340)="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", 0xfb}, {&(0x7f0000000200)="efaa7edbfc76eac35cfd030ffb42bc8c2ed2057195921051fcf0b2229b8730b6ef65c00f0b470849dea1b62c91f7112d99d57c98a7e5c5d158703c02f397df95e7f6571e3d9c5b8ef3367dee8d34365750c8a84ea53fedceae3c572566d4de1232ee54a61794109533546bdca92146888b3745bc46e4b1d5082be8da38386bd32f07ca12ef78722dd3e1099b943699c9ef7efdf748b4d4c1d64f9f67a2f8cf77dc519a2d8ae72c", 0xa7}, {&(0x7f0000000480)="ed6ae202bb4dc8449c2431c5568979ff0544422425274868ff5ccd32833159c367f908004f22376662fa5f499c9163fd85b7ca1af1c718f3f9d616d9d2119226a3127bb0aac8478815ca5eba8d4ce2e6fc66de6738c354652c4493bf7170157fd1f11e9d2d9eab9759c8ffdb0aa4beaacfc6bbad06d9208e", 0x78}, {&(0x7f0000000500)="f22b0c1a16e60842592ecc016f74bb8df01883db97ae69c7e57f5eaf0c83e162f65759d4e4f09b0c91ddca5da619962db62dbaeb7b210bd93475675336bc846fd57298e4a1ed042b816636a809ca553242f1f28395572f0cd0ecb48f45253b86a66062c00fc2be31c180bc85c336f3e13f4bf1b7cdb43d9fcc6850eddb72101b8e9df7704555", 0x86}, {&(0x7f00000005c0)="4254e98b18fee81465893fb74ffa2e45333f0a460ee7f363da9a01780550f495f7513bf4599bf6a32527f8fd53327beed32570dc37a67ee7d358c5bde151142401fccd4e76906024738f1f77dc481990c891b0b16db2dfc328ca279d90ef9620814168307a2ff4ebe2a59a6d36b49d18b2b724333104e970d30dffdbe2224e72bf63f5f4729fc8ac1fddb454c9909c7601b239", 0x93}, {&(0x7f0000000680)="14f2c31bcd0875dd4541f05f94e753fa10a9b8bd97ea8db9ce1138cd75db81150c177a89b7ee8a1d4e95c0a33a58a8521780266e8897c3898c5b38559c6818d6", 0x40}], 0x8, &(0x7f0000000740)=[{0xf0, 0x109, 0x8000, "cd204b78b8d3fc11b555105667b2dce273903cce3f2735bb4271d523b81996291850095c4c33c76bbc95f8a575433d312f93f9a999ddaa93f91c74cebe76500255cca539e3c6e9533e885f6927590606481368d0f9080298e86815b8c2a46ed37f5b53a9aaa865248449e39cdd4d677c01778d6955080de1bf4bd4dd91d54cd59e77364da2ca2de1d213bc48caa9688d4861771d3c6901673fb4ec3aea1e872d904d8501360b8492ad3d4039d856eeca89799bbeb20357664441463f483b4fd097faa13ea502c96e53447e0445c5c02be7b9821ace3d69dcab57fbafe465"}, {0xc8, 0x1, 0x4, "45cb546fe13242962e44428c40856fa006e3bb273ac41124a5c6b5be676743a289cea57dad920dee41c478a44d9cc3981e4633dbb40ecc730f2abdf7b9ba48409476e73d76efd61b98eec2a141ed21cc963dfb2f4d7e0e93647184ec2c2e35da9fca09285e049c8b88fc2c07f9f288a885ff091beeea8ffae7885f5a88c6bd4038b4d165a59d167eee0ef84a19effd253f188c38866965666515dd16a80c57070f057e14e8d7e433c90252d04e1acf7ed5680b0d84"}, {0x40, 0x105, 0xff2, "8712abc6552dac7821ddc7f3edd5a7d13f3c0626cd7e2badec2bdd29e0a080d409d7effaa801af5b236b664392"}, {0x30, 0x101, 0x9, "d29c27b43b731d79c309b3d41797d38df2c424bb1315aa04b78ab764d6a5e25f"}, {0xf8, 0x84, 0x3, "6e6140fd5139988ad18b70dd20e8cabf051195e607feea7d363b37297d662f7f01519090e17f26a446afa745668e2a378b77ce9728321914312ad8b1ab59f17651cbb696e4309ffd558065ef1e00bec98fb26ae269acd474e4daf6033dfe955571cecacc038b24569e81be81ffb10dd88a7f3bc62fcff86a457ee15ab9bb37bd017cc49b95fa5fbe76f4539f502484d33d8b38da39ff6e3b3596386e0e0735d132678bc54b17edbb80a818d2a59bf8e64ab61a99d588ff21cb862c18721f8b6e1d8a6ea3cef6b9164133ea0b9fec54b29bad3bcf4779e5a9c536932564ccc1bc9168d604"}, {0xe8, 0x119, 0x7, "66fef3d25b44282113f4fa3040a6c2e744f1620e53a12e5bfa9a152399fb944183bb2da9b010954cdad730d355df306566cf04cad2c1cdc180044b73a514d5d462df6367203411d296e3dd7a375c8b31e39919bdb965c66d74a555b69979b78e1419b015dcdb3cabe55d65bcc40879eda63b7621bf58232d2478c1819e8e218432710a7f9a3ddc2d481c1059cafe1676994a4e7955565f1d929aab33a0aef1f7b6670b808a57ff067f4beba4292d3f1b2ead314127c363352b7535271fe0f30d1051bf1df686add37647444666580a5a6d"}], 0x408}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000bc0)={'wlan1\x00'}) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)) (async) sendmsg$kcm(r0, &(0x7f0000000b80)={&(0x7f0000000080)=@ieee802154={0x24, @short={0x2, 0x3, 0xaaa0}}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)="78704f394c946b0cbe2c711ef44693f70750a23648bbe0862c5db339b15db4ba4c2941240ac22a889831f5e52e5f5a81b92fd3d9358f3da0511ea42923dcdc73c59e7a206af92a9b92c869100695dd02324348", 0x53}, {&(0x7f0000000180)="fad7c80616949f04a8c594ee34e70ee2b13900395b494984f70b4c47412a531a93db75d3fa9a04a8ae4a24de93bafa4ed2c3abb2c31d94603639145c98fbc91af65620bda69c4a7f0ffb7ee4d17b92b80db39b53884d8172ae65ca4f7293038b7f5f0a9d46ebc8bf223f0e78905f5c87eb8deba7", 0x74}, {&(0x7f0000000340)="e6f3db212f32aa16f2b1ac051a915796d6dc018c2a5ce1ee6103c43027ca6d07baeef5c95f7bb1ea0696d556884850b1932e29ce50d37e8af9d333033732b723ebf4132445e922ae6e0520b2f0498571afc764bb897e5cfbd5d70dc3633084bc7dca4acf31154377ff054ab053d32b14abf19b99d5f3a4c7a390cb82e5d2d54ea4d04384888abb345ae4cb5d59e70a063683968a0d99bd0de4b6a5071417e7e76ae49c15656e3ddbbbaaf330421a09a5db1402b05823342958b6e2abf9148a858799aa2170f8035a1c385288b6115d1cd3e3968a252cb2a83ab2aa9333a8846d04cacb5865d3034a2cdd2edc790be0353847772f46c1653e15a8c9", 0xfb}, {&(0x7f0000000200)="efaa7edbfc76eac35cfd030ffb42bc8c2ed2057195921051fcf0b2229b8730b6ef65c00f0b470849dea1b62c91f7112d99d57c98a7e5c5d158703c02f397df95e7f6571e3d9c5b8ef3367dee8d34365750c8a84ea53fedceae3c572566d4de1232ee54a61794109533546bdca92146888b3745bc46e4b1d5082be8da38386bd32f07ca12ef78722dd3e1099b943699c9ef7efdf748b4d4c1d64f9f67a2f8cf77dc519a2d8ae72c", 0xa7}, {&(0x7f0000000480)="ed6ae202bb4dc8449c2431c5568979ff0544422425274868ff5ccd32833159c367f908004f22376662fa5f499c9163fd85b7ca1af1c718f3f9d616d9d2119226a3127bb0aac8478815ca5eba8d4ce2e6fc66de6738c354652c4493bf7170157fd1f11e9d2d9eab9759c8ffdb0aa4beaacfc6bbad06d9208e", 0x78}, {&(0x7f0000000500)="f22b0c1a16e60842592ecc016f74bb8df01883db97ae69c7e57f5eaf0c83e162f65759d4e4f09b0c91ddca5da619962db62dbaeb7b210bd93475675336bc846fd57298e4a1ed042b816636a809ca553242f1f28395572f0cd0ecb48f45253b86a66062c00fc2be31c180bc85c336f3e13f4bf1b7cdb43d9fcc6850eddb72101b8e9df7704555", 0x86}, {&(0x7f00000005c0)="4254e98b18fee81465893fb74ffa2e45333f0a460ee7f363da9a01780550f495f7513bf4599bf6a32527f8fd53327beed32570dc37a67ee7d358c5bde151142401fccd4e76906024738f1f77dc481990c891b0b16db2dfc328ca279d90ef9620814168307a2ff4ebe2a59a6d36b49d18b2b724333104e970d30dffdbe2224e72bf63f5f4729fc8ac1fddb454c9909c7601b239", 0x93}, {&(0x7f0000000680)="14f2c31bcd0875dd4541f05f94e753fa10a9b8bd97ea8db9ce1138cd75db81150c177a89b7ee8a1d4e95c0a33a58a8521780266e8897c3898c5b38559c6818d6", 0x40}], 0x8, &(0x7f0000000740)=[{0xf0, 0x109, 0x8000, "cd204b78b8d3fc11b555105667b2dce273903cce3f2735bb4271d523b81996291850095c4c33c76bbc95f8a575433d312f93f9a999ddaa93f91c74cebe76500255cca539e3c6e9533e885f6927590606481368d0f9080298e86815b8c2a46ed37f5b53a9aaa865248449e39cdd4d677c01778d6955080de1bf4bd4dd91d54cd59e77364da2ca2de1d213bc48caa9688d4861771d3c6901673fb4ec3aea1e872d904d8501360b8492ad3d4039d856eeca89799bbeb20357664441463f483b4fd097faa13ea502c96e53447e0445c5c02be7b9821ace3d69dcab57fbafe465"}, {0xc8, 0x1, 0x4, "45cb546fe13242962e44428c40856fa006e3bb273ac41124a5c6b5be676743a289cea57dad920dee41c478a44d9cc3981e4633dbb40ecc730f2abdf7b9ba48409476e73d76efd61b98eec2a141ed21cc963dfb2f4d7e0e93647184ec2c2e35da9fca09285e049c8b88fc2c07f9f288a885ff091beeea8ffae7885f5a88c6bd4038b4d165a59d167eee0ef84a19effd253f188c38866965666515dd16a80c57070f057e14e8d7e433c90252d04e1acf7ed5680b0d84"}, {0x40, 0x105, 0xff2, "8712abc6552dac7821ddc7f3edd5a7d13f3c0626cd7e2badec2bdd29e0a080d409d7effaa801af5b236b664392"}, {0x30, 0x101, 0x9, "d29c27b43b731d79c309b3d41797d38df2c424bb1315aa04b78ab764d6a5e25f"}, {0xf8, 0x84, 0x3, "6e6140fd5139988ad18b70dd20e8cabf051195e607feea7d363b37297d662f7f01519090e17f26a446afa745668e2a378b77ce9728321914312ad8b1ab59f17651cbb696e4309ffd558065ef1e00bec98fb26ae269acd474e4daf6033dfe955571cecacc038b24569e81be81ffb10dd88a7f3bc62fcff86a457ee15ab9bb37bd017cc49b95fa5fbe76f4539f502484d33d8b38da39ff6e3b3596386e0e0735d132678bc54b17edbb80a818d2a59bf8e64ab61a99d588ff21cb862c18721f8b6e1d8a6ea3cef6b9164133ea0b9fec54b29bad3bcf4779e5a9c536932564ccc1bc9168d604"}, {0xe8, 0x119, 0x7, "66fef3d25b44282113f4fa3040a6c2e744f1620e53a12e5bfa9a152399fb944183bb2da9b010954cdad730d355df306566cf04cad2c1cdc180044b73a514d5d462df6367203411d296e3dd7a375c8b31e39919bdb965c66d74a555b69979b78e1419b015dcdb3cabe55d65bcc40879eda63b7621bf58232d2478c1819e8e218432710a7f9a3ddc2d481c1059cafe1676994a4e7955565f1d929aab33a0aef1f7b6670b808a57ff067f4beba4292d3f1b2ead314127c363352b7535271fe0f30d1051bf1df686add37647444666580a5a6d"}], 0x408}, 0x20000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) (async) [ 1209.945819] nbd: must specify at least one socket [ 1209.958823] block nbd5: not configured, cannot reconfigure [ 1209.971911] nbd: must specify at least one socket [ 1209.983574] nbd: must specify at least one socket 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.001754] nbd: must specify at least one socket 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.022357] nbd: must specify at least one socket 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.056345] block nbd5: not configured, cannot reconfigure [ 1210.072379] nbd: must specify at least one socket [ 1210.077548] nbd: must specify at least one socket [ 1210.088912] nbd: must specify at least one socket 19:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 2: ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000bc0)={'wlan1\x00'}) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000b80)={&(0x7f0000000080)=@ieee802154={0x24, @short={0x2, 0x3, 0xaaa0}}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)="78704f394c946b0cbe2c711ef44693f70750a23648bbe0862c5db339b15db4ba4c2941240ac22a889831f5e52e5f5a81b92fd3d9358f3da0511ea42923dcdc73c59e7a206af92a9b92c869100695dd02324348", 0x53}, {&(0x7f0000000180)="fad7c80616949f04a8c594ee34e70ee2b13900395b494984f70b4c47412a531a93db75d3fa9a04a8ae4a24de93bafa4ed2c3abb2c31d94603639145c98fbc91af65620bda69c4a7f0ffb7ee4d17b92b80db39b53884d8172ae65ca4f7293038b7f5f0a9d46ebc8bf223f0e78905f5c87eb8deba7", 0x74}, {&(0x7f0000000340)="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", 0xfb}, {&(0x7f0000000200)="efaa7edbfc76eac35cfd030ffb42bc8c2ed2057195921051fcf0b2229b8730b6ef65c00f0b470849dea1b62c91f7112d99d57c98a7e5c5d158703c02f397df95e7f6571e3d9c5b8ef3367dee8d34365750c8a84ea53fedceae3c572566d4de1232ee54a61794109533546bdca92146888b3745bc46e4b1d5082be8da38386bd32f07ca12ef78722dd3e1099b943699c9ef7efdf748b4d4c1d64f9f67a2f8cf77dc519a2d8ae72c", 0xa7}, {&(0x7f0000000480)="ed6ae202bb4dc8449c2431c5568979ff0544422425274868ff5ccd32833159c367f908004f22376662fa5f499c9163fd85b7ca1af1c718f3f9d616d9d2119226a3127bb0aac8478815ca5eba8d4ce2e6fc66de6738c354652c4493bf7170157fd1f11e9d2d9eab9759c8ffdb0aa4beaacfc6bbad06d9208e", 0x78}, {&(0x7f0000000500)="f22b0c1a16e60842592ecc016f74bb8df01883db97ae69c7e57f5eaf0c83e162f65759d4e4f09b0c91ddca5da619962db62dbaeb7b210bd93475675336bc846fd57298e4a1ed042b816636a809ca553242f1f28395572f0cd0ecb48f45253b86a66062c00fc2be31c180bc85c336f3e13f4bf1b7cdb43d9fcc6850eddb72101b8e9df7704555", 0x86}, {&(0x7f00000005c0)="4254e98b18fee81465893fb74ffa2e45333f0a460ee7f363da9a01780550f495f7513bf4599bf6a32527f8fd53327beed32570dc37a67ee7d358c5bde151142401fccd4e76906024738f1f77dc481990c891b0b16db2dfc328ca279d90ef9620814168307a2ff4ebe2a59a6d36b49d18b2b724333104e970d30dffdbe2224e72bf63f5f4729fc8ac1fddb454c9909c7601b239", 0x93}, {&(0x7f0000000680)="14f2c31bcd0875dd4541f05f94e753fa10a9b8bd97ea8db9ce1138cd75db81150c177a89b7ee8a1d4e95c0a33a58a8521780266e8897c3898c5b38559c6818d6", 0x40}], 0x8, &(0x7f0000000740)=[{0xf0, 0x109, 0x8000, "cd204b78b8d3fc11b555105667b2dce273903cce3f2735bb4271d523b81996291850095c4c33c76bbc95f8a575433d312f93f9a999ddaa93f91c74cebe76500255cca539e3c6e9533e885f6927590606481368d0f9080298e86815b8c2a46ed37f5b53a9aaa865248449e39cdd4d677c01778d6955080de1bf4bd4dd91d54cd59e77364da2ca2de1d213bc48caa9688d4861771d3c6901673fb4ec3aea1e872d904d8501360b8492ad3d4039d856eeca89799bbeb20357664441463f483b4fd097faa13ea502c96e53447e0445c5c02be7b9821ace3d69dcab57fbafe465"}, {0xc8, 0x1, 0x4, "45cb546fe13242962e44428c40856fa006e3bb273ac41124a5c6b5be676743a289cea57dad920dee41c478a44d9cc3981e4633dbb40ecc730f2abdf7b9ba48409476e73d76efd61b98eec2a141ed21cc963dfb2f4d7e0e93647184ec2c2e35da9fca09285e049c8b88fc2c07f9f288a885ff091beeea8ffae7885f5a88c6bd4038b4d165a59d167eee0ef84a19effd253f188c38866965666515dd16a80c57070f057e14e8d7e433c90252d04e1acf7ed5680b0d84"}, {0x40, 0x105, 0xff2, "8712abc6552dac7821ddc7f3edd5a7d13f3c0626cd7e2badec2bdd29e0a080d409d7effaa801af5b236b664392"}, {0x30, 0x101, 0x9, "d29c27b43b731d79c309b3d41797d38df2c424bb1315aa04b78ab764d6a5e25f"}, {0xf8, 0x84, 0x3, "6e6140fd5139988ad18b70dd20e8cabf051195e607feea7d363b37297d662f7f01519090e17f26a446afa745668e2a378b77ce9728321914312ad8b1ab59f17651cbb696e4309ffd558065ef1e00bec98fb26ae269acd474e4daf6033dfe955571cecacc038b24569e81be81ffb10dd88a7f3bc62fcff86a457ee15ab9bb37bd017cc49b95fa5fbe76f4539f502484d33d8b38da39ff6e3b3596386e0e0735d132678bc54b17edbb80a818d2a59bf8e64ab61a99d588ff21cb862c18721f8b6e1d8a6ea3cef6b9164133ea0b9fec54b29bad3bcf4779e5a9c536932564ccc1bc9168d604"}, {0xe8, 0x119, 0x7, "66fef3d25b44282113f4fa3040a6c2e744f1620e53a12e5bfa9a152399fb944183bb2da9b010954cdad730d355df306566cf04cad2c1cdc180044b73a514d5d462df6367203411d296e3dd7a375c8b31e39919bdb965c66d74a555b69979b78e1419b015dcdb3cabe55d65bcc40879eda63b7621bf58232d2478c1819e8e218432710a7f9a3ddc2d481c1059cafe1676994a4e7955565f1d929aab33a0aef1f7b6670b808a57ff067f4beba4292d3f1b2ead314127c363352b7535271fe0f30d1051bf1df686add37647444666580a5a6d"}], 0x408}, 0x20000000) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) [ 1210.133742] nbd: must specify at least one socket 19:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.171598] nbd: must specify at least one socket 19:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.199501] nbd: must specify at least one socket [ 1210.211371] block nbd5: not configured, cannot reconfigure [ 1210.230739] nbd: must specify at least one socket 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r1, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8a5d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2592}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4880) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000003c0)={0xa0, r1, 0x109, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000000000000003}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xa0}}, 0x20000000) sendmsg$RDMA_NLDEV_CMD_SET(r5, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="240000000214080026bd7000ffdbdf250900020073797a3200000000eb384716c07700"/45], 0x24}, 0x1, 0x0, 0x0, 0x40800}, 0x20000000) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.249272] nbd: must specify at least one socket 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r1, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8a5d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2592}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4880) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000003c0)={0xa0, r1, 0x109, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000000000000003}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xa0}}, 0x20000000) sendmsg$RDMA_NLDEV_CMD_SET(r5, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="240000000214080026bd7000ffdbdf250900020073797a3200000000eb384716c07700"/45], 0x24}, 0x1, 0x0, 0x0, 0x40800}, 0x20000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r1, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8a5d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2592}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4880) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000003c0)={0xa0, r1, 0x109, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000000000000003}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xa0}}, 0x20000000) (async) sendmsg$RDMA_NLDEV_CMD_SET(r5, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="240000000214080026bd7000ffdbdf250900020073797a3200000000eb384716c07700"/45], 0x24}, 0x1, 0x0, 0x0, 0x40800}, 0x20000000) (async) [ 1210.312318] nbd: must specify at least one socket 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.335082] nbd: must specify at least one socket 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.365824] nbd: must specify at least one socket 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r1, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8a5d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2592}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4880) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000003c0)={0xa0, r1, 0x109, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000000000000003}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xa0}}, 0x20000000) sendmsg$RDMA_NLDEV_CMD_SET(r5, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="240000000214080026bd7000ffdbdf250900020073797a3200000000eb384716c07700"/45], 0x24}, 0x1, 0x0, 0x0, 0x40800}, 0x20000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r1, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8a5d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2592}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4880) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000003c0)={0xa0, r1, 0x109, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000000000000003}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xa0}}, 0x20000000) (async) sendmsg$RDMA_NLDEV_CMD_SET(r5, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="240000000214080026bd7000ffdbdf250900020073797a3200000000eb384716c07700"/45], 0x24}, 0x1, 0x0, 0x0, 0x40800}, 0x20000000) (async) 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.430099] nbd: must specify at least one socket [ 1210.449748] nbd: must specify at least one socket [ 1210.461615] nbd: must specify at least one socket 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_GET_MPATH(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000081}, 0x1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.498658] block nbd5: not configured, cannot reconfigure 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.540811] nbd: must specify at least one socket 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.573106] nbd: must specify at least one socket [ 1210.583271] nbd: must specify at least one socket [ 1210.593954] block nbd1: not configured, cannot reconfigure [ 1210.609629] nbd: must specify at least one socket 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_GET_MPATH(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000081}, 0x1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.633204] nbd: must specify at least one socket 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_GET_MPATH(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000081}, 0x1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL80211_CMD_GET_MPATH(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000081}, 0x1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r2, 0x1}, 0x18}}, 0x0) (async) [ 1210.660701] block nbd5: not configured, cannot reconfigure [ 1210.684021] nbd: must specify at least one socket [ 1210.702780] nbd: must specify at least one socket 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.708408] block nbd1: not configured, cannot reconfigure 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.732225] nbd: must specify at least one socket [ 1210.738650] nbd: must specify at least one socket 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.781856] nbd: must specify at least one socket [ 1210.800156] block nbd1: not configured, cannot reconfigure 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) getpgrp(0x0) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) syz_genetlink_get_family_id$wireguard(&(0x7f0000000240), r8) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x94, r1, 0x302, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000000}, 0x24008095) [ 1210.836878] nbd: must specify at least one socket 19:39:41 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1210.863907] nbd: must specify at least one socket 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) (async) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) (async) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async, rerun: 64) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) (async, rerun: 64) getpgrp(0x0) (async) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000240), r8) (async) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x94, r1, 0x302, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000000}, 0x24008095) [ 1210.905305] block nbd1: not configured, cannot reconfigure [ 1210.924039] nbd: must specify at least one socket [ 1210.941893] nbd: must specify at least one socket 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1210.971675] nbd: must specify at least one socket [ 1210.984729] block nbd1: not configured, cannot reconfigure 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.033941] nbd: must specify at least one socket 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.063717] nbd: must specify at least one socket [ 1211.076984] nbd: must specify at least one socket [ 1211.089902] nbd: must specify at least one socket 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.095437] block nbd1: not configured, cannot reconfigure [ 1211.144325] nbd: must specify a device to reconfigure [ 1211.183365] nbd: must specify at least one socket 19:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) r5 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) getpgrp(0x0) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) syz_genetlink_get_family_id$wireguard(&(0x7f0000000240), r8) r9 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x94, r1, 0x302, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000000}, 0x24008095) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r4, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r5, &(0x7f00000002c0)=""/222, 0xde) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)) (async) getpgrp(0x0) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000240), r8) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r9, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x94, r1, 0x302, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000000}, 0x24008095) (async) 19:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:41 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.206128] nbd: must specify at least one socket 19:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1211.266745] nbd: must specify a device to reconfigure 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r2, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="01000000000000200000010000005025f011fbe6cbbf4f79bb14c63455eb21fe4f915ea0c87f8b338dee1f5dcc953028529ee163692d"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r6, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.306003] nbd: must specify at least one socket [ 1211.323798] nbd: must specify at least one socket [ 1211.330964] nbd: must specify at least one socket 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.416604] nbd: must specify a device to reconfigure 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8001) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) [ 1211.444663] nbd: must specify at least one socket [ 1211.452174] nbd: must specify at least one socket [ 1211.465424] nbd: must specify at least one socket [ 1211.473789] nbd: must specify at least one socket 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.542387] block nbd1: not configured, cannot reconfigure 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x4000004) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) [ 1211.593567] nbd: must specify at least one socket [ 1211.611037] nbd: must specify at least one socket 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8001) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1211.681778] block nbd1: not configured, cannot reconfigure 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4000004) [ 1211.750472] nbd: must specify at least one socket [ 1211.765643] nbd: must specify at least one socket [ 1211.784964] block nbd1: not configured, cannot reconfigure 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800ea00", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800ea00", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) 19:39:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800ea00", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1211.913967] block nbd5: not configured, cannot reconfigure 19:39:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="1800ea00", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1, 0x8}, 0x14}}, 0x0) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:42 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1212.135773] nbd: must specify at least one socket 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1, 0x8}, 0x14}}, 0x0) 19:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1, 0x8}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1, 0x8}, 0x14}}, 0x0) (async) [ 1212.228109] nbd: must specify at least one socket 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1212.320173] nbd: must specify at least one socket 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$VHOST_VSOCK_SET_GUEST_CID(0xffffffffffffffff, 0x4008af60, &(0x7f00000000c0)={@local}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8f7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40800) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="180000008391891c", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, 0xfffffffffffffffe, 0x1, 0x0, 0x0, 0x1}, 0x20000091) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 1212.363791] nbd: must specify at least one socket 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$VHOST_VSOCK_SET_GUEST_CID(0xffffffffffffffff, 0x4008af60, &(0x7f00000000c0)={@local}) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8f7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40800) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="180000008391891c", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, 0xfffffffffffffffe, 0x1, 0x0, 0x0, 0x1}, 0x20000091) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(0xffffffffffffffff, 0x4008af60, &(0x7f00000000c0)={@local}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8f7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40800) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="180000008391891c", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, 0xfffffffffffffffe, 0x1, 0x0, 0x0, 0x1}, 0x20000091) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100000000008000000000000001"], 0x18}}, 0x0) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100000000008000000000000001"], 0x18}}, 0x0) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x0, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0100000000008000000000000001"], 0x18}}, 0x0) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000580)={0x13c, r1, 0x200, 0x70bd29, 0x25dfdc01, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65ec}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe0, 0xa, '[,!,@.--+!)/p\xcfr\x04\xcb\x1c\x88\x9dxDxYC\x89\xd2!\xc3\xa8Ki\xc1q\x8b_\a\x1b\xbc\xf3\xc5\xae\x93\x1c\x03\xaa\xb3\x95T\x01z\xa5\xec\x98we\xac\t\rr\x04\x8e\x7f\xf3M\xd3@W\xd6\x18\xf9n\xf2\xa1\x0e\x9f\x918\xb9\xbdL\xb2D%\xba\x03\x00c\xaa\x03V\x14\x10\x15\xa16}\x88A\xd8\xde\xd5c/%\x96\x92\f\xe6\x8ef\xf8*\xbd\x11\x86\xb0r\x99\xadsbr]\x05\xe8\xbd\xb8/F4\xdb\x1bj\xa7}\xa7\xb7\x91\xf1u\x94\xc8\xc7\xf0j.\xbb\x9f\x1cw\xdc\xd78\x92.\x88k}6\xc2;2;\xb3\x06\\ p\xe6\x11\x8d\xfe\x9d=\x05\xbe\r\x19\xa2$\xd7\xe3C87\xd3\x90\xa6>R\xc7BG-SVBM\\\v\x88\xc2S\x94\xe7\xc9\xc8,\xadD\xcbV_\xc7\xd1;\xbe#<'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x13c}, 0x1, 0x0, 0x0, 0x44800}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r4, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x70}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1212.964190] block nbd5: not configured, cannot reconfigure 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x2c}}, 0x0) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r5, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1213.062099] block nbd5: not configured, cannot reconfigure 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x2c}}, 0x0) (async) [ 1213.123525] nbd: must specify at least one socket 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.187299] block nbd5: not configured, cannot reconfigure 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.251097] nbd: must specify at least one socket 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r3, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.282100] nbd: must specify at least one socket 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x2c}}, 0x0) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.317599] block nbd5: not configured, cannot reconfigure 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1213.403265] block nbd5: not configured, cannot reconfigure 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="05a8e770", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1040}, 0x20020840) [ 1213.454262] nbd: must specify at least one socket 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="05a8e770", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1040}, 0x20020840) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) [ 1213.501083] block nbd5: not configured, cannot reconfigure 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.559901] nbd: must specify a size in bytes for the device 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="05a8e770", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1040}, 0x20020840) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="05a8e770", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x18}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1040}, 0x20020840) (async) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.601965] nbd: must specify a device to reconfigure 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.634783] nbd: must specify a size in bytes for the device 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)={0xb4, r3, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4801}, 0x80c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) [ 1213.682089] nbd: must specify a device to reconfigure 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.721806] nbd: must specify a size in bytes for the device 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4004}, 0x4000004) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) (async) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)={0xb4, r3, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4801}, 0x80c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) [ 1213.768722] nbd: must specify a device to reconfigure [ 1213.787919] nbd: must specify at least one socket 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x4000004) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) r7 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) r8 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r10 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)={0xb4, r3, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4801}, 0x80c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r6, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r7, &(0x7f00000002c0)=""/222, 0xde) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r8, &(0x7f00000002c0)=""/222, 0xde) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)) (async) syz_open_dev$vcsn(&(0x7f00000001c0), 0x3, 0x0) (async) read$snddsp(r10, &(0x7f00000002c0)=""/222, 0xde) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)={0xb4, r3, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4801}, 0x80c1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.864364] block nbd5: not configured, cannot reconfigure [ 1213.895203] nbd: must specify at least one socket 19:39:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1213.937660] block nbd5: not configured, cannot reconfigure [ 1213.963864] nbd: must specify at least one socket 19:39:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x100}, 0x14}}, 0x0) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.022230] block nbd5: not configured, cannot reconfigure [ 1214.053785] nbd: must specify at least one socket 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x100}, 0x14}}, 0x0) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.137193] nbd: must specify at least one socket 19:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x100}, 0x14}}, 0x0) 19:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.230592] nbd: must specify at least one socket 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="3690fbc13dfc45000088df200078315833c729b75a1b359fdc2867b563a102f1a5eb8718eff98ae9fcc88fca76eb2619dede82328dab588357da3468b351584514b68d"], 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x400c000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) [ 1214.310438] nla_parse: 397 callbacks suppressed [ 1214.310444] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1214.344328] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x100}, 0x14}}, 0x0) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.354573] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1214.363425] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1214.376256] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1214.395971] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1214.424008] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1214.436425] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1214.445352] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1214.455533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="3690fbc13dfc45000088df200078315833c729b75a1b359fdc2867b563a102f1a5eb8718eff98ae9fcc88fca76eb2619dede82328dab588357da3468b351584514b68d"], 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x400c000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.477018] nbd: must specify at least one socket 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="3690fbc13dfc45000088df200078315833c729b75a1b359fdc2867b563a102f1a5eb8718eff98ae9fcc88fca76eb2619dede82328dab588357da3468b351584514b68d"], 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x400c000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) [ 1214.557502] nbd: must specify at least one socket 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.588207] nbd: must specify a size in bytes for the device 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x840) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.642586] nbd: must specify at least one socket [ 1214.658874] nbd: must specify a size in bytes for the device [ 1214.675554] nbd: must specify a size in bytes for the device 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x840) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x840) (async) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.751486] nbd: must specify at least one socket [ 1214.767698] nbd: must specify a size in bytes for the device [ 1214.785408] nbd: must specify a size in bytes for the device 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.851001] nbd: must specify at least one socket 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x840) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1214.874098] nbd: must specify a size in bytes for the device [ 1214.902689] nbd: must specify at least one socket 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003800)={&(0x7f0000003700)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000037c0)={&(0x7f0000003740)={0x48, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c57}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xff\xff\xff\xff\xff\xff'}]}, 0x48}, 0x1, 0x0, 0x0, 0x840}, 0x28010) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000035c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003680)={&(0x7f0000003580)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000003640)={&(0x7f0000003600)={0x38, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400900a}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="0d025470", @ANYRES16=r1, @ANYBLOB="00082bbd7000ffdbdf25030000000c00086664000000000000000c000500400000000000000009000a00252e7b2a7b0000006f182e71fd5aa32c040a41ec763b71124d5e05391300eaede9deacaacd9d2a9ba338a5c936f9e52f11518b761fe045d3d44cceb3915d5e27cf48e81adee4ca20e5582eda19a83047426c33c8610733bcbfdd637dfdca6ec72a31d2d2fb1b608d516338236501d0059b584ac518fe8f6dff852545aa850c448ff149c0a85b05aa04f8733edde68a2fcf1f42e0eb0880585dfbddb9ffd4c0cf768eb1d12e62be7a72981ff93c0846ff9d05110ece701ba81d3cee1a36481983762f6bf73117c90ef7392d5a"], 0x38}, 0x1, 0x0, 0x0, 0x480c0}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000003540), r0) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000480)={0x3088, 0x0, 0x100, 0x70bd2a, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x91, 0x3a}}}}, [@NL80211_ATTR_HE_BSS_COLOR={0x8, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}]}, @beacon=[@NL80211_ATTR_FTM_RESPONDER={0x21d8, 0x10e, 0x0, 0x1, [@NL80211_FTM_RESP_ATTR_ENABLED={0x4}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, "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@NL80211_FTM_RESP_ATTR_CIVICLOC={0xf6, 0x3, "f3c6b967538c61c13f2b218c4aa283c1cbad59206a3c5a765209fa9fd90e9b20391ff1eca6d94cf6e29466464a459dcadf5a7ae1000863a2cdc3ab4823d56b87e6394b04b90868bf1a3f6cb59528ebf25cb0e0a3f034d2e9befcc3994fa18e944b14dac1f7077bddb0ffd7ee183cc09a67efd6e23ca34d3238a9fd1fdbbfbefa3d175c2d7906a0ceb9ff986e3c30d1bc79d05ac850ef2aa212062254ac7eb1618373debe9890d17dbbbaf4d78f9444230098d2fb6bddadca3e2371f0c4cc3132c841a084036d2d8f7ec8cf0de11fafd984484936342bdd03f9fb03138909c3271b8f1d54cd5738f4e464e0a0bcef9b74653f"}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, 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@NL80211_FTM_RESP_ATTR_LCI={0xd0, 0x2, "059760ba1b13030097bb76622f1d3b07d5ecc2d5e9ea0192c9e4d2b0d4d32e9227a1ef8ccc522a40b8a4bf110fae9b57434090aad7e2a95abaa73f652941402f57cb37083f42ca1b312a07c0c8e48814748abc0be88f66235e417ce7f6bb5136e89b9ca40df8bc7751cb06b67414c31ec4e79c091702c4067fdc6488f3e6a929d6063cfed926c742fc2836161a3a22722223aecd9d7c2d657e18b7d726e9a301af0ffbaf44992988aa2e15011c79b6be969005451d9f8a0a77912e5ed2935915c794b8c348c277f4e9752c37"}]}, @NL80211_ATTR_PROBE_RESP={0x891, 0x91, "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"}, @NL80211_ATTR_PROBE_RESP={0x30a, 0x91, "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"}, @NL80211_ATTR_IE_ASSOC_RESP={0x59, 0x80, [@chsw_timing={0x68, 0x4, {0x4, 0x7ff}}, @mesh_id={0x72, 0x6}, @mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x8, 0x21}}, @dsss={0x3, 0x1, 0x6c}, @mic={0x8c, 0x10, {0x914, "338dbcab3f01", @short="a2ffb665c8c01828"}}, @mesh_chsw={0x76, 0x6, {0x9, 0x1, 0x21, 0x20}}, @prep={0x83, 0x1f, @not_ext={{}, 0x0, 0x2, @broadcast, 0x7, "", 0x8c, 0x6, @broadcast, 0x4}}]}, @NL80211_ATTR_BEACON_TAIL={0x1c, 0xf, [@chsw_timing={0x68, 0x4, {0x6, 0x1}}, @ibss={0x6, 0x2, 0x44}, @supported_rates={0x1, 0x4, [{0x3}, {0x5}, {0xc}, {0x4, 0x1}]}, @mesh_chsw={0x76, 0x6, {0x80, 0x7, 0x19, 0x5}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x4c, 0x7f, [@preq={0x82, 0x46, @not_ext={{0x1, 0x1}, 0x69, 0x9, 0x400, @device_a, 0x4e, "", 0x1, 0x6, 0x4, [{{0x0, 0x0, 0x1}, @device_a, 0x9}, {{}, @device_b, 0x800}, {{}, @device_b, 0x3}, {{0x1}, @device_a, 0x80000000}]}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x21, 0x7f, [@mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0x1, 0x8, 0x20}}, @link_id={0x65, 0x12, {@random="1e20813c4bf5", @device_a, @device_b}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x1cc, 0x7f, [@fast_bss_trans={0x37, 0xbb, {0x4, 0x4, "4455f12876e4a680210af7ebe6d0405f", "d879e48637e86719b41baa3da745c8c7e6c3eafc9fd853a391810e6b717525df", "0fdc16a1f368941d69625cc331de7e7eae7d13e6200ef59c2c0e35092232602a", [{0x3, 0x17, "4db4a05ded6b246c09756c2d18a042aaf91ffae399cd2f"}, {0x1, 0x18, "1bf56e14ad071eb8f9436e4b1fcd5b2a5e169f3a3afad12a"}, {0x4, 0x10, "29c4d90ee6b35f3a8d72f6c0ab0c5292"}, {0x1, 0x22, "f1680478e77c1f2b54810dd93242a6ff41071cc5ebe56f6026ac507057ae53a6885f"}]}}, @dsss={0x3, 0x1, 0x8c}, @peer_mgmt={0x75, 0x4, {0x0, 0x8, @void, @void, @void}}, @ht={0x2d, 0x1a, {0x1, 0x2, 0x4, 0x0, {0x3, 0x80, 0x0, 0x7f, 0x0, 0x0, 0x1, 0x0, 0x1}, 0x800, 0x3, 0x1}}, @channel_switch={0x25, 0x3, {0x1, 0x4, 0x7}}, @fast_bss_trans={0x37, 0xdc, {0x6e, 0x9, "57daa82448ef3624eee45e1057d6d05b", "3abf2db451b7bfe4b1d072aa4239b12e52c089ca51b6935653c1fe91a1b41d4f", "9d556eb8de26c902289d5192e08c3fb9cc3a5c14a89fa842b363744da50b6f24", [{0x3, 0xf, "550e3736434edc33047488ccc23384"}, {0x3, 0x5, "1bd949fe8c"}, {0x3}, {0x2, 0x16, "67ae606c2e2e2218e1c47d68c12a83a81ecc5df3b323"}, {0x2, 0x1, 'A'}, {0x4, 0x21, "60ba99a94db9489bc918ed69e094b84794a91b3f25cb1963fab87dda61d1a7e3d5"}, {0x2}, {0x4, 0xf, "b1d1d3f27092b1a1bcd05e0cd734ca"}, {0x3, 0x1d, "377ca614192bbbc461d2930b192f95803fd937893c5c0843247c0a5669"}]}}, @erp={0x2a, 0x1, {0x1, 0x0, 0x1}}]}], @NL80211_ATTR_HE_BSS_COLOR={0x24, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x14}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0xf}, @NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}]}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x7}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x2}]}, 0x3088}, 0x1, 0x0, 0x0, 0x44014}, 0x4000841) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, r1, 0x220, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000036c0), r7) [ 1214.987062] nbd: must specify at least one socket 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.054018] nbd: must specify at least one socket 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.097112] nbd: must specify at least one socket 19:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.136871] nbd: must specify at least one socket 19:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003800)={&(0x7f0000003700)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000037c0)={&(0x7f0000003740)={0x48, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c57}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xff\xff\xff\xff\xff\xff'}]}, 0x48}, 0x1, 0x0, 0x0, 0x840}, 0x28010) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async, rerun: 32) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000035c0)={0xffffffffffffffff}) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003680)={&(0x7f0000003580)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000003640)={&(0x7f0000003600)={0x38, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400900a}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="0d025470", @ANYRES16=r1, @ANYBLOB="00082bbd7000ffdbdf25030000000c00086664000000000000000c000500400000000000000009000a00252e7b2a7b0000006f182e71fd5aa32c040a41ec763b71124d5e05391300eaede9deacaacd9d2a9ba338a5c936f9e52f11518b761fe045d3d44cceb3915d5e27cf48e81adee4ca20e5582eda19a83047426c33c8610733bcbfdd637dfdca6ec72a31d2d2fb1b608d516338236501d0059b584ac518fe8f6dff852545aa850c448ff149c0a85b05aa04f8733edde68a2fcf1f42e0eb0880585dfbddb9ffd4c0cf768eb1d12e62be7a72981ff93c0846ff9d05110ece701ba81d3cee1a36481983762f6bf73117c90ef7392d5a"], 0x38}, 0x1, 0x0, 0x0, 0x480c0}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000003540), r0) (async) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000480)={0x3088, 0x0, 0x100, 0x70bd2a, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x91, 0x3a}}}}, [@NL80211_ATTR_HE_BSS_COLOR={0x8, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}]}, @beacon=[@NL80211_ATTR_FTM_RESPONDER={0x21d8, 0x10e, 0x0, 0x1, [@NL80211_FTM_RESP_ATTR_ENABLED={0x4}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, "64b52c8576328d879078b817eb13ec535cf1c2a00306d6b7e8939d64cdb5a432cf8542bf6b1bc1c8e30fd3c223837da55be1f7efb525403363ea9af1ccd0662089409e2deb04d17b43a7afd6979c8aadd8aafc9207da9fc14434a379a01a5df0c0fd71bf8be55d0a315f0f8131e41ae94a7dadf774263cf334eac1602c016862c79840178f0835f38b005adc2bcc42f7695cff8c41782382bb45233fb1a5efd3f707e51cf1e123b5bb3551824a02b149b98a463a14887ccb6fb9e0bce7167d515e93dd0c5c74e7c9bbb332cf2217d712997e9eacc985eff45cfe3b9fa5248f6307479d896ac9350e4602315f1ae2e31d423e2a1c37dc16ec43e1454e52385155f226e0fa99a92125ea8abfc1d39e5c72def73d0b516385e8619de32baa67e7a3f83a231bd3ca2f8d1204c83c41f61d59967088346457a3d9b8dc99bcbfd413471c470810cd93a773c10f431d48a604ced3db99e442a291d23fdcd89e41bde19922438cbcf6446963b6b437ccf5fc916b08beb1b3f5e34a4a431921db6a3944ae5d7734938f51514d28a598c434fa0101784205fea0caf29ef48a5d4ad4de69bb8f7621b4e8a01ec7b0529dc720c71da945fd689ea9c9d27e7989c455df5fa2eba7e61faa977ad7ba4a1adeb515fce07d79c299f7b789f33b6af184b21cfb83b267cd1f2593821d2c094df7fe57a3f5aeac9cff413e647ac41f4d8cf897e1757c7658738263c2f33be6ff6ce677ed35913a278646bad85afa878eceb1fa3f3959817f39d023ffd36f4a24593c5b44b6cf30de6f67a8247e737f63e175af64d964138c13410f8f134c104dfa0d680aa18356d5c5c2c328f6fda38627a37d75f16983ff611016d029224bf8f3c4b12e113e8be4e38fc2ccfc51f6531904829a2f60f14b7d1dcfb6ab2e5a16dc455ee8dfa0905466e9b9d084b437c29664949a1a8b421670f00371453546a460f4e65e8b41668c08298f886263fc53cc3ee17db7dda7b6bdf48307d304de880af639f949ec6855dd93d1d36e0ba40b7a0bb77e5fa715bad92800ec7d7e3cc5cdb07f5ff2ec0f6659609eb704d9712c8da9a44676ecb592b8f023611a36fa71d0d6fa492a2f07bd93880adf8e63f5c7bb53fcf53f94251733e2bba1a116aeba5ef1c8d152d2d7202b025512f42f6d86c3ff60eba8bd17ce68da30dd33c476b1c2fc5892821ca33ea94b1e267b572e559c4c45ba6094a937d05e6be44de1886347fb41d9e7d060c10bb2749cb88bbf2e249d2b99d20a78afffb75af25a0f56be8f5bfb9ff4c6d07980e174728f640af4d29b197230fbe89964337d614446c37be0df0b9969ed67dcfab292954385111e42a2b2c8f7ad85f248ff6ef8eb18183320c23a72e9c09b596ab2d7cd51161dff6375307da8a6639de96de4222096b13ccfae05b87fd7ea1ab97af2f28b7208990fa18fe91a8263311b4201bd7fb52b0ff4ad70c1f0bcea1e3062b9f6e093c0bec6af369d35d21526672a02e19ad87dd47dd150dc72b956be0eeb6baedd0c08336d7bed4b83b9a0f746bf84723efd7d64841ba255995459160fa63eaba2531102a959decd0ff97516c00c0e126262569a3b133a7b4c9abb2f7e8a36c6dfd5705614413a7b32694f99912eb2470b02b0196a7fe2e16802e9e716a8dcd866da7237333fc0d5030752e4bb8f7188bfa0b205013ba5baf586d0ad5b285b735ee8cceb1e5d54fc02edecc8ec1182bcb78f7e05e2f4d1c306839269820bcb6a4ae16c3138a25c6ad3da0c1976396883fbab2cfa44c25d0f1e39faca87a23e69d7585848a164491f44c2ee5a0abceb3828d116698ef6ff1b2b810e6b5aabca64207b08f84dd62b289e9872a713b3698dfabe1ccbb5ffa97f8a9e28f3b939fe70ed3ee3f8df344faf84877430e70fd7e92d19d1d6e3ecdadf389320f958e476894cb02a0a0e286219424fe61207320858e19cc4e1d8a4a308fc16b6089ecaec9c75582a12ee38097a0f72b1ef11392bd8dd8d8fce48dd138c4d0a897b9be740a67678897418cb6a8a9f80d051c147850f9cdc8b34348bd242f1a746fc2fdab6eddfedf54e5247f6054e9fbea00bc70ca955e64b13e660363bcc63aef77b61ae3a4877bda3a20e8da3ce7f329220dcfe2679a09ffb8d33415030a4548cfaeaacf8e7069fff955e348d0b06d25ffd040382af9bd33927acfdb20cab9ee80c9d512fbe3aef590c40bff7c8b173576ac8a3b57d38af28ba884914e83af1dd59ea80baa317be7f40e67d5126ed3b11609d5b1f069f7bb3a6e4edcf876ea12daada01625b36b3e07773d6f5629cc43c3c5aa1f53e77c01fb77eea53d52c6e1674c028e8eba15b8a900f41d8db123c1e33a1ac8675f32ca7e33e147b336631c0db7de808e4e6c0fc4a35299746ee01d03a205a7fa4f4dd0d8fba2104dff996e0f700f22762aede358e1259e13b67bd06093dec184f358831628cc243a00acf3c2b428eec7fc53d5f5521db69a51cfd40262ea8b93df890282285eff6a5b766493afcb56400ecd8d33b4d08455883880f1b6c736c98990ba03b3b182a14dcb32d875978626a7c86f2977ba9009ff9748bfa8f5909be3d3fd24ddd04c57b5b1af5633633ee97e96ae8cb17f31ceff4536717c26d7c66d01202429df59b8a21b8c3b49e0633785fe71d17ef03329175c8ace996122a3472a041d7778e017671071ee707bec17147700df5e3a688eb48d481cadd4d22a7086c108a3a8fcb760305f55731119ac558eb0bdb33ee9902a79618cfb2671522b5bca4e92415612a66e85ab4b0aaa62fcffeec36f2d46354c50b9d130058d4c4268fb7da321b55f8f26f5cd1f6da6270794776696b06d1b551fae176571b6b7a0e93863c68ad29742e97992866d51f32c66ca9f38d0f8e7676082890c00c51408b210c5e0e90faec9e80b8ead159525a8ee85de7324167c9d27dbff49402ce49b58f6d52cdb776644ef1efeca8caa2807ce0e2e0db81d245aded3bd2615cad8e36e5f71c0d6723c043814d52c3ba558205d0a861772b01a25c80b5c8b821b6ce4c980eca15a210dd2f5ed5493bc5d16424cbac82976f57b2eac872e78abd3cfa21702a963ef78fc2dd252d6c4a98f13a6588adf6078bb5b9b2156693b3511839410c92efc9027507a4d441f2d115c34cd5963417bf1a77fdeea224b455a6e91eefeeb66a2045a990c3dc805e3ce844761fb120c61b0af6673410a3fd7e7d4f559c212bb57ee63a38e712d55f5e5fff513a0bdebb65fff41776fed2b982e6791310d4fc641492ef870d57002883e76fff1fc1af1fb8f0cb61aaa589f6d6eaa988e2bf4aeaaa75e172990fa801838081938715e48e2d375c92618e171d9462079a11a40367d0d2278aabf6273887c65c99670a21442553c0a749539cbac53052ee8ea60ce37aa140dd558a080e411b8c32553e308a7316410951bb5865a345840ea3f6198a875deab2cddf2ca91b78542564093b41895ae68415453cefdac7fec24d68ca4beca316d77175ca049ae6c977205e2381f3fb93ebd050bed80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@NL80211_FTM_RESP_ATTR_CIVICLOC={0xf6, 0x3, "f3c6b967538c61c13f2b218c4aa283c1cbad59206a3c5a765209fa9fd90e9b20391ff1eca6d94cf6e29466464a459dcadf5a7ae1000863a2cdc3ab4823d56b87e6394b04b90868bf1a3f6cb59528ebf25cb0e0a3f034d2e9befcc3994fa18e944b14dac1f7077bddb0ffd7ee183cc09a67efd6e23ca34d3238a9fd1fdbbfbefa3d175c2d7906a0ceb9ff986e3c30d1bc79d05ac850ef2aa212062254ac7eb1618373debe9890d17dbbbaf4d78f9444230098d2fb6bddadca3e2371f0c4cc3132c841a084036d2d8f7ec8cf0de11fafd984484936342bdd03f9fb03138909c3271b8f1d54cd5738f4e464e0a0bcef9b74653f"}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, 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@NL80211_FTM_RESP_ATTR_LCI={0xd0, 0x2, "059760ba1b13030097bb76622f1d3b07d5ecc2d5e9ea0192c9e4d2b0d4d32e9227a1ef8ccc522a40b8a4bf110fae9b57434090aad7e2a95abaa73f652941402f57cb37083f42ca1b312a07c0c8e48814748abc0be88f66235e417ce7f6bb5136e89b9ca40df8bc7751cb06b67414c31ec4e79c091702c4067fdc6488f3e6a929d6063cfed926c742fc2836161a3a22722223aecd9d7c2d657e18b7d726e9a301af0ffbaf44992988aa2e15011c79b6be969005451d9f8a0a77912e5ed2935915c794b8c348c277f4e9752c37"}]}, @NL80211_ATTR_PROBE_RESP={0x891, 0x91, "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"}, @NL80211_ATTR_PROBE_RESP={0x30a, 0x91, "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"}, @NL80211_ATTR_IE_ASSOC_RESP={0x59, 0x80, [@chsw_timing={0x68, 0x4, {0x4, 0x7ff}}, @mesh_id={0x72, 0x6}, @mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x8, 0x21}}, @dsss={0x3, 0x1, 0x6c}, @mic={0x8c, 0x10, {0x914, "338dbcab3f01", @short="a2ffb665c8c01828"}}, @mesh_chsw={0x76, 0x6, {0x9, 0x1, 0x21, 0x20}}, @prep={0x83, 0x1f, @not_ext={{}, 0x0, 0x2, @broadcast, 0x7, "", 0x8c, 0x6, @broadcast, 0x4}}]}, @NL80211_ATTR_BEACON_TAIL={0x1c, 0xf, [@chsw_timing={0x68, 0x4, {0x6, 0x1}}, @ibss={0x6, 0x2, 0x44}, @supported_rates={0x1, 0x4, [{0x3}, {0x5}, {0xc}, {0x4, 0x1}]}, @mesh_chsw={0x76, 0x6, {0x80, 0x7, 0x19, 0x5}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x4c, 0x7f, [@preq={0x82, 0x46, @not_ext={{0x1, 0x1}, 0x69, 0x9, 0x400, @device_a, 0x4e, "", 0x1, 0x6, 0x4, [{{0x0, 0x0, 0x1}, @device_a, 0x9}, {{}, @device_b, 0x800}, {{}, @device_b, 0x3}, {{0x1}, @device_a, 0x80000000}]}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x21, 0x7f, [@mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0x1, 0x8, 0x20}}, @link_id={0x65, 0x12, {@random="1e20813c4bf5", @device_a, @device_b}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x1cc, 0x7f, [@fast_bss_trans={0x37, 0xbb, {0x4, 0x4, "4455f12876e4a680210af7ebe6d0405f", "d879e48637e86719b41baa3da745c8c7e6c3eafc9fd853a391810e6b717525df", "0fdc16a1f368941d69625cc331de7e7eae7d13e6200ef59c2c0e35092232602a", [{0x3, 0x17, "4db4a05ded6b246c09756c2d18a042aaf91ffae399cd2f"}, {0x1, 0x18, "1bf56e14ad071eb8f9436e4b1fcd5b2a5e169f3a3afad12a"}, {0x4, 0x10, "29c4d90ee6b35f3a8d72f6c0ab0c5292"}, {0x1, 0x22, "f1680478e77c1f2b54810dd93242a6ff41071cc5ebe56f6026ac507057ae53a6885f"}]}}, @dsss={0x3, 0x1, 0x8c}, @peer_mgmt={0x75, 0x4, {0x0, 0x8, @void, @void, @void}}, @ht={0x2d, 0x1a, {0x1, 0x2, 0x4, 0x0, {0x3, 0x80, 0x0, 0x7f, 0x0, 0x0, 0x1, 0x0, 0x1}, 0x800, 0x3, 0x1}}, @channel_switch={0x25, 0x3, {0x1, 0x4, 0x7}}, @fast_bss_trans={0x37, 0xdc, {0x6e, 0x9, "57daa82448ef3624eee45e1057d6d05b", "3abf2db451b7bfe4b1d072aa4239b12e52c089ca51b6935653c1fe91a1b41d4f", "9d556eb8de26c902289d5192e08c3fb9cc3a5c14a89fa842b363744da50b6f24", [{0x3, 0xf, "550e3736434edc33047488ccc23384"}, {0x3, 0x5, "1bd949fe8c"}, {0x3}, {0x2, 0x16, "67ae606c2e2e2218e1c47d68c12a83a81ecc5df3b323"}, {0x2, 0x1, 'A'}, {0x4, 0x21, "60ba99a94db9489bc918ed69e094b84794a91b3f25cb1963fab87dda61d1a7e3d5"}, {0x2}, {0x4, 0xf, "b1d1d3f27092b1a1bcd05e0cd734ca"}, {0x3, 0x1d, "377ca614192bbbc461d2930b192f95803fd937893c5c0843247c0a5669"}]}}, @erp={0x2a, 0x1, {0x1, 0x0, 0x1}}]}], @NL80211_ATTR_HE_BSS_COLOR={0x24, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x14}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0xf}, @NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}]}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x7}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x2}]}, 0x3088}, 0x1, 0x0, 0x0, 0x44014}, 0x4000841) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, r1, 0x220, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000036c0), r7) 19:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.222195] nbd: must specify at least one socket 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.321718] nbd: must specify at least one socket [ 1215.327910] nbd: must specify at least one socket 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.365856] nbd: must specify at least one socket [ 1215.379447] nbd: must specify at least one socket [ 1215.400373] nbd: must specify at least one socket 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.413248] nbd: must specify at least one socket [ 1215.430848] nbd: must specify at least one socket [ 1215.436069] nbd: must specify at least one socket [ 1215.479335] nbd: must specify at least one socket [ 1215.495183] nbd: must specify at least one socket [ 1215.504247] nbd: must specify at least one socket [ 1215.512220] nbd: must specify at least one socket [ 1215.522490] nbd: must specify at least one socket [ 1215.529729] nbd: must specify at least one socket [ 1215.534684] nbd: must specify at least one socket [ 1215.546142] nbd: must specify at least one socket [ 1215.551094] nbd: must specify at least one socket [ 1215.562073] nbd: must specify at least one socket [ 1215.567452] nbd: must specify at least one socket [ 1215.572480] nbd: must specify at least one socket [ 1215.578257] nbd: must specify at least one socket [ 1215.583156] nbd: must specify at least one socket [ 1215.588904] nbd: must specify at least one socket [ 1215.593888] nbd: must specify at least one socket [ 1215.599445] nbd: must specify at least one socket [ 1215.604335] nbd: must specify at least one socket [ 1215.609303] nbd: must specify at least one socket [ 1215.614190] nbd: must specify at least one socket [ 1215.619346] nbd: must specify at least one socket [ 1215.624239] nbd: must specify at least one socket 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003800)={&(0x7f0000003700)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000037c0)={&(0x7f0000003740)={0x48, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c57}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xff\xff\xff\xff\xff\xff'}]}, 0x48}, 0x1, 0x0, 0x0, 0x840}, 0x28010) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) (async) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000035c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000003680)={&(0x7f0000003580)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000003640)={&(0x7f0000003600)={0x38, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400900a}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="0d025470", @ANYRES16=r1, @ANYBLOB="00082bbd7000ffdbdf25030000000c00086664000000000000000c000500400000000000000009000a00252e7b2a7b0000006f182e71fd5aa32c040a41ec763b71124d5e05391300eaede9deacaacd9d2a9ba338a5c936f9e52f11518b761fe045d3d44cceb3915d5e27cf48e81adee4ca20e5582eda19a83047426c33c8610733bcbfdd637dfdca6ec72a31d2d2fb1b608d516338236501d0059b584ac518fe8f6dff852545aa850c448ff149c0a85b05aa04f8733edde68a2fcf1f42e0eb0880585dfbddb9ffd4c0cf768eb1d12e62be7a72981ff93c0846ff9d05110ece701ba81d3cee1a36481983762f6bf73117c90ef7392d5a"], 0x38}, 0x1, 0x0, 0x0, 0x480c0}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000003540), r0) (async) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000480)={0x3088, 0x0, 0x100, 0x70bd2a, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x91, 0x3a}}}}, [@NL80211_ATTR_HE_BSS_COLOR={0x8, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}]}, @beacon=[@NL80211_ATTR_FTM_RESPONDER={0x21d8, 0x10e, 0x0, 0x1, [@NL80211_FTM_RESP_ATTR_ENABLED={0x4}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, "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@NL80211_FTM_RESP_ATTR_CIVICLOC={0xf6, 0x3, "f3c6b967538c61c13f2b218c4aa283c1cbad59206a3c5a765209fa9fd90e9b20391ff1eca6d94cf6e29466464a459dcadf5a7ae1000863a2cdc3ab4823d56b87e6394b04b90868bf1a3f6cb59528ebf25cb0e0a3f034d2e9befcc3994fa18e944b14dac1f7077bddb0ffd7ee183cc09a67efd6e23ca34d3238a9fd1fdbbfbefa3d175c2d7906a0ceb9ff986e3c30d1bc79d05ac850ef2aa212062254ac7eb1618373debe9890d17dbbbaf4d78f9444230098d2fb6bddadca3e2371f0c4cc3132c841a084036d2d8f7ec8cf0de11fafd984484936342bdd03f9fb03138909c3271b8f1d54cd5738f4e464e0a0bcef9b74653f"}, @NL80211_FTM_RESP_ATTR_LCI={0x1004, 0x2, 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@NL80211_FTM_RESP_ATTR_LCI={0xd0, 0x2, "059760ba1b13030097bb76622f1d3b07d5ecc2d5e9ea0192c9e4d2b0d4d32e9227a1ef8ccc522a40b8a4bf110fae9b57434090aad7e2a95abaa73f652941402f57cb37083f42ca1b312a07c0c8e48814748abc0be88f66235e417ce7f6bb5136e89b9ca40df8bc7751cb06b67414c31ec4e79c091702c4067fdc6488f3e6a929d6063cfed926c742fc2836161a3a22722223aecd9d7c2d657e18b7d726e9a301af0ffbaf44992988aa2e15011c79b6be969005451d9f8a0a77912e5ed2935915c794b8c348c277f4e9752c37"}]}, @NL80211_ATTR_PROBE_RESP={0x891, 0x91, "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"}, @NL80211_ATTR_PROBE_RESP={0x30a, 0x91, "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"}, @NL80211_ATTR_IE_ASSOC_RESP={0x59, 0x80, [@chsw_timing={0x68, 0x4, {0x4, 0x7ff}}, @mesh_id={0x72, 0x6}, @mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x8, 0x21}}, @dsss={0x3, 0x1, 0x6c}, @mic={0x8c, 0x10, {0x914, "338dbcab3f01", @short="a2ffb665c8c01828"}}, @mesh_chsw={0x76, 0x6, {0x9, 0x1, 0x21, 0x20}}, @prep={0x83, 0x1f, @not_ext={{}, 0x0, 0x2, @broadcast, 0x7, "", 0x8c, 0x6, @broadcast, 0x4}}]}, @NL80211_ATTR_BEACON_TAIL={0x1c, 0xf, [@chsw_timing={0x68, 0x4, {0x6, 0x1}}, @ibss={0x6, 0x2, 0x44}, @supported_rates={0x1, 0x4, [{0x3}, {0x5}, {0xc}, {0x4, 0x1}]}, @mesh_chsw={0x76, 0x6, {0x80, 0x7, 0x19, 0x5}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x4c, 0x7f, [@preq={0x82, 0x46, @not_ext={{0x1, 0x1}, 0x69, 0x9, 0x400, @device_a, 0x4e, "", 0x1, 0x6, 0x4, [{{0x0, 0x0, 0x1}, @device_a, 0x9}, {{}, @device_b, 0x800}, {{}, @device_b, 0x3}, {{0x1}, @device_a, 0x80000000}]}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x21, 0x7f, [@mesh_config={0x71, 0x7, {0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0x1, 0x8, 0x20}}, @link_id={0x65, 0x12, {@random="1e20813c4bf5", @device_a, @device_b}}]}, @NL80211_ATTR_IE_PROBE_RESP={0x1cc, 0x7f, [@fast_bss_trans={0x37, 0xbb, {0x4, 0x4, "4455f12876e4a680210af7ebe6d0405f", "d879e48637e86719b41baa3da745c8c7e6c3eafc9fd853a391810e6b717525df", "0fdc16a1f368941d69625cc331de7e7eae7d13e6200ef59c2c0e35092232602a", [{0x3, 0x17, "4db4a05ded6b246c09756c2d18a042aaf91ffae399cd2f"}, {0x1, 0x18, "1bf56e14ad071eb8f9436e4b1fcd5b2a5e169f3a3afad12a"}, {0x4, 0x10, "29c4d90ee6b35f3a8d72f6c0ab0c5292"}, {0x1, 0x22, "f1680478e77c1f2b54810dd93242a6ff41071cc5ebe56f6026ac507057ae53a6885f"}]}}, @dsss={0x3, 0x1, 0x8c}, @peer_mgmt={0x75, 0x4, {0x0, 0x8, @void, @void, @void}}, @ht={0x2d, 0x1a, {0x1, 0x2, 0x4, 0x0, {0x3, 0x80, 0x0, 0x7f, 0x0, 0x0, 0x1, 0x0, 0x1}, 0x800, 0x3, 0x1}}, @channel_switch={0x25, 0x3, {0x1, 0x4, 0x7}}, @fast_bss_trans={0x37, 0xdc, {0x6e, 0x9, "57daa82448ef3624eee45e1057d6d05b", "3abf2db451b7bfe4b1d072aa4239b12e52c089ca51b6935653c1fe91a1b41d4f", "9d556eb8de26c902289d5192e08c3fb9cc3a5c14a89fa842b363744da50b6f24", [{0x3, 0xf, "550e3736434edc33047488ccc23384"}, {0x3, 0x5, "1bd949fe8c"}, {0x3}, {0x2, 0x16, "67ae606c2e2e2218e1c47d68c12a83a81ecc5df3b323"}, {0x2, 0x1, 'A'}, {0x4, 0x21, "60ba99a94db9489bc918ed69e094b84794a91b3f25cb1963fab87dda61d1a7e3d5"}, {0x2}, {0x4, 0xf, "b1d1d3f27092b1a1bcd05e0cd734ca"}, {0x3, 0x1d, "377ca614192bbbc461d2930b192f95803fd937893c5c0843247c0a5669"}]}}, @erp={0x2a, 0x1, {0x1, 0x0, 0x1}}]}], @NL80211_ATTR_HE_BSS_COLOR={0x24, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x14}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0xf}, @NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}]}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x7}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x2}]}, 0x3088}, 0x1, 0x0, 0x0, 0x44014}, 0x4000841) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, r1, 0x220, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000036c0), r7) 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.629743] nbd: must specify at least one socket [ 1215.634640] nbd: must specify at least one socket [ 1215.639601] nbd: must specify at least one socket [ 1215.644493] nbd: must specify at least one socket [ 1215.649490] nbd: must specify at least one socket [ 1215.654388] nbd: must specify at least one socket [ 1215.659495] nbd: must specify at least one socket 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.717756] nbd: must specify at least one socket 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.745065] nbd: must specify at least one socket 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.768276] nbd: must specify at least one socket 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0036465d16d5020998"], 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r3) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r4, 0x200, 0x70bd29, 0x6, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="380000000b1413002dbd7000fc08002ecb4499000008000008003f000300000008003f000000000008003f0004000000000000"], 0x38}}, 0x800) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0xc) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0036465d16d5020998"], 0x18}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r3) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r4, 0x200, 0x70bd29, 0x6, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="380000000b1413002dbd7000fc08002ecb4499000008000008003f000300000008003f000000000008003f0004000000000000"], 0x38}}, 0x800) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0xc) 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0036465d16d5020998"], 0x18}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r3) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r4, 0x200, 0x70bd29, 0x6, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="380000000b1413002dbd7000fc08002ecb4499000008000008003f000300000008003f000000000008003f0004000000000000"], 0x38}}, 0x800) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0xc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="18000000", @ANYRES16=r1, @ANYBLOB="0036465d16d5020998"], 0x18}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r3) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r4, 0x200, 0x70bd29, 0x6, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="380000000b1413002dbd7000fc08002ecb4499000008000008003f000300000008003f000000000008003f0004000000000000"], 0x38}}, 0x800) (async) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0xc) (async) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1215.946304] nbd: must specify a size in bytes for the device 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0x4008004}, 0x240000c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0x4008004}, 0x240000c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0x4008004}, 0x240000c1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) (async) [ 1216.061467] nbd: must specify a size in bytes for the device [ 1216.092042] nbd: must specify at least one socket 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1216.140934] nbd: must specify a size in bytes for the device 19:39:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1216.203253] nbd: must specify at least one socket 19:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0x4008004}, 0x240000c1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x2c, &(0x7f00000002c0)={&(0x7f0000000440)={0x18, r1, 0x1}, 0x18}}, 0x0) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) gettid() r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r3, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4c00d}, 0x20d0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x0) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) gettid() (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r3, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4c00d}, 0x20d0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x0) [ 1216.472488] nbd: must specify at least one socket [ 1216.491042] nbd: must specify at least one socket 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) [ 1216.647682] nbd: must specify at least one socket 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) gettid() r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r3, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4c00d}, 0x20d0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) gettid() (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r3, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x4c00d}, 0x20d0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x0) (async) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) [ 1216.738942] nbd: must specify at least one socket 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1216.797515] nbd: must specify at least one socket 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x4040014) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x4040014) [ 1216.944309] nbd: must specify at least one socket 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x4040014) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1217.101375] nbd: must specify at least one socket 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1218.012330] nbd: must specify a size in bytes for the device 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1218.119235] nbd: must specify a size in bytes for the device 19:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) [ 1218.220298] nbd: must specify a size in bytes for the device 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1218.483961] nbd: must specify at least one socket 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1218.594677] nbd: must specify at least one socket 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1218.679955] nbd: must specify at least one socket 19:39:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.389490] nla_parse: 385 callbacks suppressed [ 1219.389496] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 19:39:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.480356] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 19:39:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.606033] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 19:39:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.683779] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1219.723877] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.751186] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.799420] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) [ 1219.891470] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1219.908987] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1219.969804] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1220.519540] nbd: must specify a size in bytes for the device 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1220.623738] nbd: must specify a size in bytes for the device 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1220.720611] nbd: must specify a size in bytes for the device 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x20) 19:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.141380] nbd: must specify a size in bytes for the device 19:39:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.191624] nbd: must specify at least one socket 19:39:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}}, 0x0) 19:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.230682] nbd: must specify a size in bytes for the device 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.275623] nbd: must specify at least one socket 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.327831] nbd: must specify a size in bytes for the device 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.369976] nbd: must specify a size in bytes for the device [ 1221.391213] nbd: must specify at least one socket [ 1221.402473] nbd: must specify at least one socket 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.489471] nbd: must specify a size in bytes for the device 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1221.642671] nbd: must specify a size in bytes for the device 19:39:52 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1222.059572] nbd: must specify at least one socket 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1222.198034] nbd: must specify at least one socket 19:39:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1222.632409] nbd: must specify a size in bytes for the device 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1223.350236] nbd: must specify at least one socket 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1223.486406] nbd: must specify at least one socket 19:39:54 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20) [ 1223.750652] nbd: must specify a size in bytes for the device 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1223.916782] nbd: must specify a size in bytes for the device 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) [ 1224.057590] nbd: must specify a size in bytes for the device 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1224.466447] nla_parse: 105 callbacks suppressed [ 1224.466454] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1224.497010] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1224.624845] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1224.650910] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1224.806690] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1224.823738] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1224.845761] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1224.915812] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1224.942221] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1225.081302] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 19:39:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1225.562630] nbd: must specify a size in bytes for the device 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1225.859602] nbd: must specify a size in bytes for the device 19:39:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) 19:39:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x64}}, 0x20) 19:39:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xcff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1226.132756] ================================================================== [ 1226.140298] BUG: KASAN: use-after-free in ex_handler_refcount+0x164/0x1a0 [ 1226.147227] Write of size 4 at addr ffff8880a3723418 by task systemd-udevd/15232 [ 1226.154752] [ 1226.156393] CPU: 1 PID: 15232 Comm: systemd-udevd Not tainted 4.14.295-syzkaller #0 [ 1226.164185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 1226.173540] Call Trace: [ 1226.176129] dump_stack+0x1b2/0x281 19:39:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe0aa}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000}, 0x20) [ 1226.179759] print_address_description.cold+0x54/0x1d3 [ 1226.185041] kasan_report_error.cold+0x8a/0x191 [ 1226.189719] ? ex_handler_refcount+0x164/0x1a0 [ 1226.194313] __asan_report_store4_noabort+0x68/0x70 [ 1226.199360] ? ex_handler_refcount+0x164/0x1a0 [ 1226.203943] ex_handler_refcount+0x164/0x1a0 [ 1226.208357] ? ex_handler_clear_fs+0xb0/0xb0 [ 1226.212770] fixup_exception+0x8a/0xd0 [ 1226.216666] do_trap+0x61/0x250 [ 1226.219945] ? do_error_trap+0x1d0/0x2d0 [ 1226.224009] do_error_trap+0x132/0x2d0 [ 1226.227891] ? math_error+0x2d0/0x2d0 [ 1226.231764] ? flags_string.cold+0x1b3e/0x6c42 [ 1226.236344] ? __mutex_lock+0x360/0x1310 [ 1226.240476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1226.245306] invalid_op+0x1b/0x40 [ 1226.248755] RIP: 0010:flags_string.cold+0x1b3e/0x6c42 [ 1226.253933] RSP: 0018:ffff88808fa8fcd0 EFLAGS: 00010296 [ 1226.259371] RAX: 0000000000000000 RBX: ffff8880a3723418 RCX: ffff8880a3723418 [ 1226.266620] RDX: 0000000000000004 RSI: 0000000000000003 RDI: 0000000000000001 [ 1226.273871] RBP: ffffffff89510a40 R08: 0000000000000000 R09: 0000000000000002 [ 1226.281118] R10: 0000000000000000 R11: ffff88809c0d06c0 R12: 0000000000000000 [ 1226.288366] R13: ffff888086538204 R14: ffffed1010ca708e R15: dffffc0000000000 [ 1226.295635] nbd_release+0xf3/0x150 [ 1226.299248] ? nbd_ioctl+0xac0/0xac0 [ 1226.302949] __blkdev_put+0x5aa/0x800 [ 1226.306737] ? revalidate_disk+0x1f0/0x1f0 [ 1226.310951] ? locks_remove_file+0x2cd/0x420 [ 1226.315336] ? blkdev_put+0x75/0x4c0 [ 1226.319031] ? blkdev_put+0x4c0/0x4c0 [ 1226.322813] blkdev_close+0x86/0xb0 [ 1226.326428] __fput+0x25f/0x7a0 [ 1226.329816] task_work_run+0x11f/0x190 [ 1226.333690] exit_to_usermode_loop+0x1ad/0x200 [ 1226.338253] do_syscall_64+0x4a3/0x640 [ 1226.342147] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 1226.347401] RIP: 0033:0x7fbd439c0270 [ 1226.351102] RSP: 002b:00007fff09b0c938 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1226.358789] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fbd439c0270 [ 1226.366039] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 1226.373412] RBP: 00007fbd4487a710 R08: 000000000000004a R09: 0000000000000008 [ 1226.380671] R10: 000055c8521491b8 R11: 0000000000000246 R12: 0000000000000000 [ 1226.387932] R13: 000055c852149400 R14: 0000000000000003 R15: 000000000000000e [ 1226.395189] [ 1226.396800] Allocated by task 15321: [ 1226.400541] kasan_kmalloc+0xeb/0x160 [ 1226.404322] kmem_cache_alloc_trace+0x131/0x3d0 [ 1226.408981] nbd_dev_add+0x7c/0x800 [ 1226.412588] nbd_genl_connect+0x3a4/0x13e0 [ 1226.416812] genl_family_rcv_msg+0x572/0xb20 [ 1226.421194] genl_rcv_msg+0xaf/0x140 [ 1226.425316] netlink_rcv_skb+0x125/0x390 [ 1226.429352] genl_rcv+0x24/0x40 [ 1226.432606] netlink_unicast+0x437/0x610 [ 1226.436642] netlink_sendmsg+0x648/0xbc0 [ 1226.440680] sock_sendmsg+0xb5/0x100 [ 1226.444368] ___sys_sendmsg+0x6c8/0x800 [ 1226.448314] __sys_sendmsg+0xa3/0x120 [ 1226.452087] SyS_sendmsg+0x27/0x40 [ 1226.455608] do_syscall_64+0x1d5/0x640 [ 1226.459478] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 1226.464640] [ 1226.466243] Freed by task 15337: [ 1226.469587] kasan_slab_free+0xc3/0x1a0 [ 1226.473546] kfree+0xc9/0x250 [ 1226.476642] nbd_put.part.0+0x100/0x140 [ 1226.480601] nbd_genl_connect+0xcf6/0x13e0 [ 1226.484815] genl_family_rcv_msg+0x572/0xb20 [ 1226.489200] genl_rcv_msg+0xaf/0x140 [ 1226.492925] netlink_rcv_skb+0x125/0x390 [ 1226.496961] genl_rcv+0x24/0x40 [ 1226.500582] netlink_unicast+0x437/0x610 [ 1226.504626] netlink_sendmsg+0x648/0xbc0 [ 1226.508665] sock_sendmsg+0xb5/0x100 [ 1226.512355] ___sys_sendmsg+0x6c8/0x800 [ 1226.516305] __sys_sendmsg+0xa3/0x120 [ 1226.520087] SyS_sendmsg+0x27/0x40 [ 1226.523611] do_syscall_64+0x1d5/0x640 [ 1226.527476] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 1226.532637] [ 1226.534298] The buggy address belongs to the object at ffff8880a3723340 [ 1226.534298] which belongs to the cache kmalloc-512 of size 512 [ 1226.546960] The buggy address is located 216 bytes inside of [ 1226.546960] 512-byte region [ffff8880a3723340, ffff8880a3723540) [ 1226.558813] The buggy address belongs to the page: [ 1226.563724] page:ffffea00028dc8c0 count:1 mapcount:0 mapping:ffff8880a37230c0 index:0xffff8880a37235c0 [ 1226.573151] flags: 0xfff00000000100(slab) [ 1226.577287] raw: 00fff00000000100 ffff8880a37230c0 ffff8880a37235c0 0000000100000004 [ 1226.585143] raw: ffffea00026a6c60 ffffea0002a8daa0 ffff88813fe74940 0000000000000000 [ 1226.593002] page dumped because: kasan: bad access detected [ 1226.598684] [ 1226.600338] Memory state around the buggy address: [ 1226.605247] ffff8880a3723300: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 1226.612584] ffff8880a3723380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1226.619926] >ffff8880a3723400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1226.627260] ^ [ 1226.631390] ffff8880a3723480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1226.638731] ffff8880a3723500: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 1226.646065] ================================================================== [ 1226.653437] Disabling lock debugging due to kernel taint [ 1226.664311] Kernel panic - not syncing: panic_on_warn set ... [ 1226.664311] [ 1226.671695] CPU: 0 PID: 15232 Comm: systemd-udevd Tainted: G B 4.14.295-syzkaller #0 [ 1226.680694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 1226.690033] Call Trace: [ 1226.692605] dump_stack+0x1b2/0x281 [ 1226.696269] panic+0x1f9/0x42d [ 1226.699436] ? add_taint.cold+0x16/0x16 [ 1226.703403] ? ___preempt_schedule+0x16/0x18 [ 1226.707845] kasan_end_report+0x43/0x49 [ 1226.711794] kasan_report_error.cold+0xa7/0x191 [ 1226.716437] ? ex_handler_refcount+0x164/0x1a0 [ 1226.720997] __asan_report_store4_noabort+0x68/0x70 [ 1226.725991] ? ex_handler_refcount+0x164/0x1a0 [ 1226.730548] ex_handler_refcount+0x164/0x1a0 [ 1226.735016] ? ex_handler_clear_fs+0xb0/0xb0 [ 1226.739399] fixup_exception+0x8a/0xd0 [ 1226.743276] do_trap+0x61/0x250 [ 1226.746531] ? do_error_trap+0x1d0/0x2d0 [ 1226.750587] do_error_trap+0x132/0x2d0 [ 1226.754448] ? math_error+0x2d0/0x2d0 [ 1226.758225] ? flags_string.cold+0x1b3e/0x6c42 [ 1226.762788] ? __mutex_lock+0x360/0x1310 [ 1226.766825] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1226.771644] invalid_op+0x1b/0x40 [ 1226.775072] RIP: 0010:flags_string.cold+0x1b3e/0x6c42 [ 1226.780232] RSP: 0018:ffff88808fa8fcd0 EFLAGS: 00010296 [ 1226.785568] RAX: 0000000000000000 RBX: ffff8880a3723418 RCX: ffff8880a3723418 [ 1226.792815] RDX: 0000000000000004 RSI: 0000000000000003 RDI: 0000000000000001 [ 1226.800061] RBP: ffffffff89510a40 R08: 0000000000000000 R09: 0000000000000002 [ 1226.807307] R10: 0000000000000000 R11: ffff88809c0d06c0 R12: 0000000000000000 [ 1226.814553] R13: ffff888086538204 R14: ffffed1010ca708e R15: dffffc0000000000 [ 1226.821808] nbd_release+0xf3/0x150 [ 1226.825410] ? nbd_ioctl+0xac0/0xac0 [ 1226.829103] __blkdev_put+0x5aa/0x800 [ 1226.832889] ? revalidate_disk+0x1f0/0x1f0 [ 1226.837097] ? locks_remove_file+0x2cd/0x420 [ 1226.841479] ? blkdev_put+0x75/0x4c0 [ 1226.845167] ? blkdev_put+0x4c0/0x4c0 [ 1226.848962] blkdev_close+0x86/0xb0 [ 1226.852579] __fput+0x25f/0x7a0 [ 1226.855852] task_work_run+0x11f/0x190 [ 1226.859729] exit_to_usermode_loop+0x1ad/0x200 [ 1226.864290] do_syscall_64+0x4a3/0x640 [ 1226.868154] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 1226.873319] RIP: 0033:0x7fbd439c0270 [ 1226.877006] RSP: 002b:00007fff09b0c938 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1226.884688] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fbd439c0270 [ 1226.891930] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 1226.899619] RBP: 00007fbd4487a710 R08: 000000000000004a R09: 0000000000000008 [ 1226.906863] R10: 000055c8521491b8 R11: 0000000000000246 R12: 0000000000000000 [ 1226.914119] R13: 000055c852149400 R14: 0000000000000003 R15: 000000000000000e [ 1226.921560] Kernel Offset: disabled [ 1226.925171] Rebooting in 86400 seconds..