TTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 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$nbd(&(0x7f0000000140), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="09000000000000000000010000000f000a004e4c42f067c92703ee4d8400"/42], 0x24}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x40, r5, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1e}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4040}, 0x4) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x54}}, 0x0) [ 841.343771] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 841.357756] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.1'. [ 841.370214] nbd: must specify a size in bytes for the device [ 841.385569] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.2'. 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:43 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) [ 841.413722] nbd: must specify a size in bytes for the device [ 841.434017] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 841.454801] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:43 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) (async, rerun: 32) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x9, 0x7, 0xfffff774, 0x6, 0x80, 0x1, 0xfffffff9, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x2, 0x1}, 0x48) (async, rerun: 32) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=@bloom_filter={0x1e, 0x3, 0x5, 0x8, 0x9, 0x1, 0x830a, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x0, 0x1, 0x1}, 0x48) (async) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) (async, rerun: 32) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (rerun: 32) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r4, 0x89f0, 0x0) (async, rerun: 64) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (rerun: 64) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r5, 0x89f0, 0x0) (async, rerun: 64) r6 = bpf$MAP_CREATE(0x0, &(0x7f00000005c0)=@base={0x4, 0x0, 0x3, 0x35, 0x708, 0xffffffffffffffff, 0x7ff, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x0, 0x5}, 0x48) (rerun: 64) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000680)={0x18, 0x8, &(0x7f0000000240)=@framed={{0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x4}, @exit, @map_val={0x18, 0x2, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7f}, @kfunc={0x85, 0x0, 0x2, 0x0, 0x4}]}, &(0x7f0000000280)='GPL\x00', 0x1, 0xb3, &(0x7f0000000340)=""/179, 0x41100, 0x20, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000440)={0x2, 0x4}, 0x8, 0x10, &(0x7f0000000480)={0x1, 0x8, 0x3, 0x400}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000640)=[r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, r2, r3, r4, 0xffffffffffffffff, r5, r6]}, 0x80) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000900), r8) (rerun: 32) sendmsg$NBD_CMD_STATUS(r8, &(0x7f00000009c0)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000980)={&(0x7f0000000940)={0x20, r11, 0x910, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1ff}]}, 0x20}, 0x1, 0x0, 0x0, 0x50}, 0x4000010) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r10, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0xac, 0x0, 0x1, 0x70bd26, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'syzkaller1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_bridge\x00'}]}, 0xac}, 0x1, 0x0, 0x0, 0x4040000}, 0x2000c081) (async) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r12, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async, rerun: 64) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r12, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000840)={&(0x7f0000000740)={0x94, 0x0, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:fsadm_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:qemu_device_t:s0\x00'}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x4044) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c00020000000000000000"], 0x54}}, 0x0) [ 841.475633] nbd: must specify at least one socket [ 841.492550] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x54}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x4004) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) [ 841.532478] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="09000000000000000000010000000f000a004e4c42f067c92703ee4d8400"/42], 0x24}}, 0x0) (async) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x40, r5, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1e}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4040}, 0x4) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) [ 841.584606] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.1'. [ 841.611952] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x4004) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x54}}, 0x0) 15:23:43 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) accept4$phonet_pipe(r0, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0x80000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 841.632708] nbd: must specify a size in bytes for the device 15:23:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) 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$nbd(&(0x7f0000000140), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000600), r1) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r7, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48080}, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:klogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sshd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}]}, 0x9c}, 0x1, 0x0, 0x0, 0x20000020}, 0x20000010) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)={0xf8, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe1, 0xa, 'NLBL\x97\xfbNL\xcbL\x00&\b\xa3eq\r\x03\xc0\xea\x7fIc\xdc\xda\xfdV\v\x8e.(\x99\xd3\xe3u_\xf5)|N\xb1\xd7\xf7\x91\xec\x8b\x16\x9a\x89\xe7\x11\xd6Jz\x0ef\x1b\x9f\x1a\xd5-\xack\xdb3\xf2[+-=H?)\xff\n\x96\x99\xd2\xea\x91\xd0\xd5\aH\xb7\x1b\xf5\x180\x8a\xc6\x16\xe7\xed\xa2\x19&<\xdb{8\x9c\x94\xb3\x14\x0fp\xb7T<\x85\xa7\x1f\xd4})\xf2\x8b\'tY\xba\xa1\r\xd5zX\xa7\x03\x99\xac\"\xe4\xe4\xac\x94\xf2\x06\x92\x92#\xf0\x83\x17S\xaa\x8a\xb0\xe5\x92\xe4\xedo\xc0\xb6\x9d\xbc\xb2\xe9\x91EJ\xd57\xe8\xcc&Z\x1a\xfc\xb1\xadUk\x01\xf03C\xd2\x82wD\xe1\xe6\x19u\x8dA\x96A?\xee\xa3\x0f\xe5\x11=\xfc\"\xb5P\x11\xe2\xc0\x03DQe\xc8\xa4D\xc0\xcd-\"\xe0\x1a\xee\xce\x1fV'}]}, 0xf8}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000000}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4008080) 15:23:43 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=@base={0x9, 0x7, 0xfffff774, 0x6, 0x80, 0x1, 0xfffffff9, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x2, 0x1}, 0x48) (async) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000540)=@bloom_filter={0x1e, 0x3, 0x5, 0x8, 0x9, 0x1, 0x830a, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x0, 0x1, 0x1}, 0x48) (async) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r4, 0x89f0, 0x0) (async) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r5, 0x89f0, 0x0) (async) r6 = bpf$MAP_CREATE(0x0, &(0x7f00000005c0)=@base={0x4, 0x0, 0x3, 0x35, 0x708, 0xffffffffffffffff, 0x7ff, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x0, 0x5}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000680)={0x18, 0x8, &(0x7f0000000240)=@framed={{0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x4}, @exit, @map_val={0x18, 0x2, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7f}, @kfunc={0x85, 0x0, 0x2, 0x0, 0x4}]}, &(0x7f0000000280)='GPL\x00', 0x1, 0xb3, &(0x7f0000000340)=""/179, 0x41100, 0x20, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000440)={0x2, 0x4}, 0x8, 0x10, &(0x7f0000000480)={0x1, 0x8, 0x3, 0x400}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000640)=[r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, r2, r3, r4, 0xffffffffffffffff, r5, r6]}, 0x80) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000900), r8) sendmsg$NBD_CMD_STATUS(r8, &(0x7f00000009c0)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000980)={&(0x7f0000000940)={0x20, r11, 0x910, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1ff}]}, 0x20}, 0x1, 0x0, 0x0, 0x50}, 0x4000010) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r10, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0xac, 0x0, 0x1, 0x70bd26, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'syzkaller1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_bridge\x00'}]}, 0xac}, 0x1, 0x0, 0x0, 0x4040000}, 0x2000c081) (async) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r12, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r12, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000840)={&(0x7f0000000740)={0x94, 0x0, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast2}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:fsadm_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:qemu_device_t:s0\x00'}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x4044) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x4004) 15:23:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000600), r1) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r7, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48080}, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:klogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sshd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}]}, 0x9c}, 0x1, 0x0, 0x0, 0x20000020}, 0x20000010) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)={0xf8, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe1, 0xa, 'NLBL\x97\xfbNL\xcbL\x00&\b\xa3eq\r\x03\xc0\xea\x7fIc\xdc\xda\xfdV\v\x8e.(\x99\xd3\xe3u_\xf5)|N\xb1\xd7\xf7\x91\xec\x8b\x16\x9a\x89\xe7\x11\xd6Jz\x0ef\x1b\x9f\x1a\xd5-\xack\xdb3\xf2[+-=H?)\xff\n\x96\x99\xd2\xea\x91\xd0\xd5\aH\xb7\x1b\xf5\x180\x8a\xc6\x16\xe7\xed\xa2\x19&<\xdb{8\x9c\x94\xb3\x14\x0fp\xb7T<\x85\xa7\x1f\xd4})\xf2\x8b\'tY\xba\xa1\r\xd5zX\xa7\x03\x99\xac\"\xe4\xe4\xac\x94\xf2\x06\x92\x92#\xf0\x83\x17S\xaa\x8a\xb0\xe5\x92\xe4\xedo\xc0\xb6\x9d\xbc\xb2\xe9\x91EJ\xd57\xe8\xcc&Z\x1a\xfc\xb1\xadUk\x01\xf03C\xd2\x82wD\xe1\xe6\x19u\x8dA\x96A?\xee\xa3\x0f\xe5\x11=\xfc\"\xb5P\x11\xe2\xc0\x03DQe\xc8\xa4D\xc0\xcd-\"\xe0\x1a\xee\xce\x1fV'}]}, 0xf8}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000000}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4008080) 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$nbd(&(0x7f0000000140), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000600), r1) (async) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r7, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48080}, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:klogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sshd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}]}, 0x9c}, 0x1, 0x0, 0x0, 0x20000020}, 0x20000010) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)={0xf8, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe1, 0xa, 'NLBL\x97\xfbNL\xcbL\x00&\b\xa3eq\r\x03\xc0\xea\x7fIc\xdc\xda\xfdV\v\x8e.(\x99\xd3\xe3u_\xf5)|N\xb1\xd7\xf7\x91\xec\x8b\x16\x9a\x89\xe7\x11\xd6Jz\x0ef\x1b\x9f\x1a\xd5-\xack\xdb3\xf2[+-=H?)\xff\n\x96\x99\xd2\xea\x91\xd0\xd5\aH\xb7\x1b\xf5\x180\x8a\xc6\x16\xe7\xed\xa2\x19&<\xdb{8\x9c\x94\xb3\x14\x0fp\xb7T<\x85\xa7\x1f\xd4})\xf2\x8b\'tY\xba\xa1\r\xd5zX\xa7\x03\x99\xac\"\xe4\xe4\xac\x94\xf2\x06\x92\x92#\xf0\x83\x17S\xaa\x8a\xb0\xe5\x92\xe4\xedo\xc0\xb6\x9d\xbc\xb2\xe9\x91EJ\xd57\xe8\xcc&Z\x1a\xfc\xb1\xadUk\x01\xf03C\xd2\x82wD\xe1\xe6\x19u\x8dA\x96A?\xee\xa3\x0f\xe5\x11=\xfc\"\xb5P\x11\xe2\xc0\x03DQe\xc8\xa4D\xc0\xcd-\"\xe0\x1a\xee\xce\x1fV'}]}, 0xf8}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000000}, 0x4) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4008080) (async) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x54}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0, 0x54}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x4004) [ 841.727106] nbd: must specify a size in bytes for the device [ 841.754849] nbd: must specify at least one socket 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00f86d1b00000001010100000000000000000000000003719877c717f848af301bc055416a2a94811c60739bc725f64dbe7f191b6e7e4702aa5016", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:43 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x54}}, 0x0) 15:23:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0, 0x54}}, 0x0) 15:23:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x4004) [ 841.809209] nbd: must specify a size in bytes for the device [ 841.839110] nbd: must specify at least one socket 15:23:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) 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$nbd(&(0x7f0000000140), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000600), r1) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r7, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48080}, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:klogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sshd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}]}, 0x9c}, 0x1, 0x0, 0x0, 0x20000020}, 0x20000010) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)={0xf8, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe1, 0xa, 'NLBL\x97\xfbNL\xcbL\x00&\b\xa3eq\r\x03\xc0\xea\x7fIc\xdc\xda\xfdV\v\x8e.(\x99\xd3\xe3u_\xf5)|N\xb1\xd7\xf7\x91\xec\x8b\x16\x9a\x89\xe7\x11\xd6Jz\x0ef\x1b\x9f\x1a\xd5-\xack\xdb3\xf2[+-=H?)\xff\n\x96\x99\xd2\xea\x91\xd0\xd5\aH\xb7\x1b\xf5\x180\x8a\xc6\x16\xe7\xed\xa2\x19&<\xdb{8\x9c\x94\xb3\x14\x0fp\xb7T<\x85\xa7\x1f\xd4})\xf2\x8b\'tY\xba\xa1\r\xd5zX\xa7\x03\x99\xac\"\xe4\xe4\xac\x94\xf2\x06\x92\x92#\xf0\x83\x17S\xaa\x8a\xb0\xe5\x92\xe4\xedo\xc0\xb6\x9d\xbc\xb2\xe9\x91EJ\xd57\xe8\xcc&Z\x1a\xfc\xb1\xadUk\x01\xf03C\xd2\x82wD\xe1\xe6\x19u\x8dA\x96A?\xee\xa3\x0f\xe5\x11=\xfc\"\xb5P\x11\xe2\xc0\x03DQe\xc8\xa4D\xc0\xcd-\"\xe0\x1a\xee\xce\x1fV'}]}, 0xf8}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000000}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4008080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 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$nbd(&(0x7f0000000140), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000600), r1) (async) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r7, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48080}, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:klogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sshd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}]}, 0x9c}, 0x1, 0x0, 0x0, 0x20000020}, 0x20000010) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)={0xf8, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe1, 0xa, 'NLBL\x97\xfbNL\xcbL\x00&\b\xa3eq\r\x03\xc0\xea\x7fIc\xdc\xda\xfdV\v\x8e.(\x99\xd3\xe3u_\xf5)|N\xb1\xd7\xf7\x91\xec\x8b\x16\x9a\x89\xe7\x11\xd6Jz\x0ef\x1b\x9f\x1a\xd5-\xack\xdb3\xf2[+-=H?)\xff\n\x96\x99\xd2\xea\x91\xd0\xd5\aH\xb7\x1b\xf5\x180\x8a\xc6\x16\xe7\xed\xa2\x19&<\xdb{8\x9c\x94\xb3\x14\x0fp\xb7T<\x85\xa7\x1f\xd4})\xf2\x8b\'tY\xba\xa1\r\xd5zX\xa7\x03\x99\xac\"\xe4\xe4\xac\x94\xf2\x06\x92\x92#\xf0\x83\x17S\xaa\x8a\xb0\xe5\x92\xe4\xedo\xc0\xb6\x9d\xbc\xb2\xe9\x91EJ\xd57\xe8\xcc&Z\x1a\xfc\xb1\xadUk\x01\xf03C\xd2\x82wD\xe1\xe6\x19u\x8dA\x96A?\xee\xa3\x0f\xe5\x11=\xfc\"\xb5P\x11\xe2\xc0\x03DQe\xc8\xa4D\xc0\xcd-\"\xe0\x1a\xee\xce\x1fV'}]}, 0xf8}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000000}, 0x4) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x34, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4008080) (async) 15:23:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00f86d1b00000001010100000000000000000000000003719877c717f848af301bc055416a2a94811c60739bc725f64dbe7f191b6e7e4702aa5016", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x4004) 15:23:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002000000"], 0x54}}, 0x0) 15:23:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 841.907716] nbd: must specify a size in bytes for the device 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0, 0x54}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) [ 841.990662] nbd: must specify at least one socket 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00f86d1b00000001010100000000000000000000000003719877c717f848af301bc055416a2a94811c60739bc725f64dbe7f191b6e7e4702aa5016", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:43 executing program 5: clock_gettime(0x18247ace0d5b1ef0, &(0x7f0000000280)={0x0, 0x0}) pselect6(0x40, &(0x7f0000000000)={0x8, 0x80000000, 0x4, 0x40, 0x4, 0x8, 0x0, 0xb8bb}, &(0x7f0000000040)={0x3, 0xfd88, 0x2, 0xffffffffffffffff, 0xce13, 0x1, 0x9, 0x4}, &(0x7f0000000080)={0x6, 0x2, 0xffffffff, 0x4, 0x5, 0x40, 0x1, 0x9}, &(0x7f00000001c0)={r0, r1+60000000}, &(0x7f0000000240)={&(0x7f0000000200)={[0x7]}, 0x8}) 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$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRESHEX=r2, @ANYRES16=r5, @ANYBLOB="20000001ff3b179bd0febaa47b707c3c00008c2318149f391400078808000100", @ANYRES32, @ANYRES16=r5, @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x4004) 15:23:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x54}}, 0x0) 15:23:43 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010101}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x30, r6, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 executing program 5: clock_gettime(0x18247ace0d5b1ef0, &(0x7f0000000280)={0x0, 0x0}) pselect6(0x40, &(0x7f0000000000)={0x8, 0x80000000, 0x4, 0x40, 0x4, 0x8, 0x0, 0xb8bb}, &(0x7f0000000040)={0x3, 0xfd88, 0x2, 0xffffffffffffffff, 0xce13, 0x1, 0x9, 0x4}, &(0x7f0000000080)={0x6, 0x2, 0xffffffff, 0x4, 0x5, 0x40, 0x1, 0x9}, &(0x7f00000001c0)={r0, r1+60000000}, &(0x7f0000000240)={&(0x7f0000000200)={[0x7]}, 0x8}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRESHEX=r2, @ANYRES16=r5, @ANYBLOB="20000001ff3b179bd0febaa47b707c3c00008c2318149f391400078808000100", @ANYRES32, @ANYRES16=r5, @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) [ 842.058912] nbd: must specify a size in bytes for the device 15:23:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x4004) 15:23:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) 15:23:43 executing program 2: syz_init_net_socket$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$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x54}}, 0x0) 15:23:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async, rerun: 64) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010101}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async, rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r6 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x30, r6, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (rerun: 32) 15:23:43 executing program 5: clock_gettime(0x18247ace0d5b1ef0, &(0x7f0000000280)={0x0, 0x0}) pselect6(0x40, &(0x7f0000000000)={0x8, 0x80000000, 0x4, 0x40, 0x4, 0x8, 0x0, 0xb8bb}, &(0x7f0000000040)={0x3, 0xfd88, 0x2, 0xffffffffffffffff, 0xce13, 0x1, 0x9, 0x4}, &(0x7f0000000080)={0x6, 0x2, 0xffffffff, 0x4, 0x5, 0x40, 0x1, 0x9}, &(0x7f00000001c0)={r0, r1+60000000}, &(0x7f0000000240)={&(0x7f0000000200)={[0x7]}, 0x8}) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRESHEX=r2, @ANYRES16=r5, @ANYBLOB="20000001ff3b179bd0febaa47b707c3c00008c2318149f391400078808000100", @ANYRES32, @ANYRES16=r5, @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) [ 842.133059] nbd: must specify a size in bytes for the device 15:23:43 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x4004) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) 15:23:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x54}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r0, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\a\x00', @ANYRES16=r3, @ANYBLOB="01002bbd7000fddbdf25050000001400020000000000000000000000ffff7f000001050001000000000014000200ff020000000000000000000000000001"], 0x44}, 0x1, 0x0, 0x0, 0x4000885}, 0x24004000) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f00000003c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00042abd7000fcdbdf2501000000080001000200000008000200020000000800020002000000eef450f1b4103965c32466b7550d820f6dc242502e655e8dfd4ded7d765dea793feb"], 0x2c}, 0x1, 0x0, 0x0, 0x20004081}, 0x4044091) [ 842.189315] nbd: must specify a size in bytes for the device [ 842.222672] nbd: must specify a size in bytes for the device 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010101}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async, rerun: 64) r6 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r0) (rerun: 64) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x30, r6, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (rerun: 32) 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r0, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\a\x00', @ANYRES16=r3, @ANYBLOB="01002bbd7000fddbdf25050000001400020000000000000000000000ffff7f000001050001000000000014000200ff020000000000000000000000000001"], 0x44}, 0x1, 0x0, 0x0, 0x4000885}, 0x24004000) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f00000003c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00042abd7000fcdbdf2501000000080001000200000008000200020000000800020002000000eef450f1b4103965c32466b7550d820f6dc242502e655e8dfd4ded7d765dea793feb"], 0x2c}, 0x1, 0x0, 0x0, 0x20004081}, 0x4044091) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x54}}, 0x0) [ 842.296789] nbd: must specify a size in bytes for the device [ 842.329845] nbd: must specify a size in bytes for the device 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c000200"], 0x54}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r0, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\a\x00', @ANYRES16=r3, @ANYBLOB="01002bbd7000fddbdf25050000001400020000000000000000000000ffff7f000001050001000000000014000200ff020000000000000000000000000001"], 0x44}, 0x1, 0x0, 0x0, 0x4000885}, 0x24004000) (async) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f00000003c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00042abd7000fcdbdf2501000000080001000200000008000200020000000800020002000000eef450f1b4103965c32466b7550d820f6dc242502e655e8dfd4ded7d765dea793feb"], 0x2c}, 0x1, 0x0, 0x0, 0x20004081}, 0x4044091) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x54}}, 0x0) [ 842.415945] nbd: must specify a size in bytes for the device 15:23:44 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000008000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x34, 0x0, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4010}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 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$nbd(&(0x7f0000000140), r0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 842.481361] nbd: must specify a size in bytes for the device [ 842.516674] nbd: must specify a size in bytes for the device 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x54}}, 0x0) 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000008000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x34, 0x0, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4010}, 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000008000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x34, 0x0, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4010}, 0x0) (async) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x4c}}, 0x4004) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd922}]}, 0x60}, 0x1, 0x0, 0x0, 0x4008800}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x50, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0xc}}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:inetd_var_run_t:s0\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x1}, 0x0) socket$phonet_pipe(0x23, 0x5, 0x2) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005000000000000"], 0x54}}, 0x0) [ 842.561982] nbd: must specify a size in bytes for the device [ 842.591118] nbd: must specify a size in bytes for the device 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000008000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x34, 0x0, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4010}, 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000008000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x34, 0x0, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4010}, 0x0) (async) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x40}}, 0x4004) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd922}]}, 0x60}, 0x1, 0x0, 0x0, 0x4008800}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x50, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0xc}}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:inetd_var_run_t:s0\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x1}, 0x0) socket$phonet_pipe(0x23, 0x5, 0x2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd922}]}, 0x60}, 0x1, 0x0, 0x0, 0x4008800}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x50, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0xc}}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:inetd_var_run_t:s0\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async) socket$phonet_pipe(0x23, 0x5, 0x2) (async) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x40}}, 0x4004) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 842.640225] nbd: must specify a size in bytes for the device 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='D\x00\x00@', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x44}}, 0x20040011) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x40}}, 0x4004) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd922}]}, 0x60}, 0x1, 0x0, 0x0, 0x4008800}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x50, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0xc}}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:inetd_var_run_t:s0\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async, rerun: 64) socket$phonet_pipe(0x23, 0x5, 0x2) (rerun: 64) [ 842.720527] nbd: must specify a size in bytes for the device 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='D\x00\x00@', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x44}}, 0x20040011) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}}, 0x4004) 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='D\x00\x00@', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x44}}, 0x20040011) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\f'], 0x54}}, 0x0) [ 842.780004] nbd: must specify a size in bytes for the device [ 842.801044] nbd: must specify a size in bytes for the device 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB='\f\x00'], 0x54}}, 0x0) 15:23:44 executing program 5: socketpair(0x28, 0x4, 0x401, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r0, 0x10e, 0x7, &(0x7f0000000180)=""/209, &(0x7f0000000040)=0xd1) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) [ 842.832568] nbd: must specify a size in bytes for the device [ 842.868157] nbd: must specify a size in bytes for the device 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x4004) 15:23:44 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$netlbl_calipso(&(0x7f0000000040), r0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r2, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x4) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 842.900647] nbd: must specify a size in bytes for the device 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x34}}, 0x4004) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r2, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x4) (async, rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 5: socketpair(0x28, 0x4, 0x401, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r0, 0x10e, 0x7, &(0x7f0000000180)=""/209, &(0x7f0000000040)=0xd1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) socketpair(0x28, 0x4, 0x401, &(0x7f0000000000)) (async) getsockopt$netlink(r0, 0x10e, 0x7, &(0x7f0000000180)=""/209, &(0x7f0000000040)=0xd1) (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$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) 15:23:44 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, 0x0, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x34}}, 0x4004) [ 842.994199] nbd: must specify a size in bytes for the device [ 843.030754] nbd: must specify a size in bytes for the device 15:23:44 executing program 5: socketpair(0x28, 0x4, 0x401, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r0, 0x10e, 0x7, &(0x7f0000000180)=""/209, &(0x7f0000000040)=0xd1) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, 0x0, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r0) sendmsg$NLBL_CALIPSO_C_REMOVE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r2, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x4) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, 0x0, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 843.091377] nbd: must specify a size in bytes for the device 15:23:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100f84d3f31533257b9477231563052f921b6e5a16c4646510086974cab36f48cf9a3", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r1) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xa4, 0x0, 0x0, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'gretap0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge_slave_1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4044045}, 0x810) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x68, r1, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '-:'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000380), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x58, r5, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:event_device_t:s0\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4008040}, 0x40040) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4aa4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x2404c010) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x1e, 0x0, 0x9) r8 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xe0, r8, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'tunl0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vlan0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @multicast1}}, @NLBL_UNLABEL_A_IFACE={0x14}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:iptables_unit_file_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:mail_spool_t:s0\x00'}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40}, 0x1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x34}}, 0x4004) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005000000"], 0x54}}, 0x0) [ 843.142385] nbd: must specify a size in bytes for the device [ 843.172006] nbd: must specify a size in bytes for the device 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:44 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100f84d3f31533257b9477231563052f921b6e5a16c4646510086974cab36f48cf9a3", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r1) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xa4, 0x0, 0x0, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'gretap0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge_slave_1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4044045}, 0x810) 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100f84d3f31533257b9477231563052f921b6e5a16c4646510086974cab36f48cf9a3", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r1) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xa4, 0x0, 0x0, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'gretap0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge_slave_1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4044045}, 0x810) (async) 15:23:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x68, r1, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '-:'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000380), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x58, r5, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:event_device_t:s0\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4008040}, 0x40040) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4aa4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x2404c010) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x1e, 0x0, 0x9) r8 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xe0, r8, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'tunl0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vlan0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @multicast1}}, @NLBL_UNLABEL_A_IFACE={0x14}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:iptables_unit_file_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:mail_spool_t:s0\x00'}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40}, 0x1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000600), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x68, r1, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '-:'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000380), r0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x58, r5, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:event_device_t:s0\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4008040}, 0x40040) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4aa4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x2404c010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket(0x1e, 0x0, 0x9) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r2) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xe0, r8, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'tunl0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vlan0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @multicast1}}, @NLBL_UNLABEL_A_IFACE={0x14}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:iptables_unit_file_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:mail_spool_t:s0\x00'}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) [ 843.191511] nbd: must specify a size in bytes for the device 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 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$netlbl_unlabel(&(0x7f00000007c0), 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000"], 0x54}}, 0x0) [ 843.232414] nbd: must specify a size in bytes for the device [ 843.257688] nbd: must specify a size in bytes for the device [ 843.272058] nbd: must specify a size in bytes for the device 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x2c}}, 0x4004) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000"], 0x54}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100f84d3f31533257b9477231563052f921b6e5a16c4646510086974cab36f48cf9a3", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r1) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xa4, 0x0, 0x0, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'gretap0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge_slave_1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4044045}, 0x810) [ 843.299463] nbd: must specify a size in bytes for the device [ 843.326099] nbd: must specify a size in bytes for the device [ 843.338227] nbd: nbd2 already in use 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 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$netlbl_unlabel(&(0x7f00000007c0), 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x68, r1, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '-:'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000380), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x58, r5, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:event_device_t:s0\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4008040}, 0x40040) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4aa4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x2404c010) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x1e, 0x0, 0x9) (async) r8 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r2) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0xe0, r8, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'tunl0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'vlan0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @multicast1}}, @NLBL_UNLABEL_A_IFACE={0x14}, @NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:iptables_unit_file_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:mail_spool_t:s0\x00'}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000"], 0x54}}, 0x0) [ 843.363992] nbd: must specify at least one socket 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x2c}}, 0x4004) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x14) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f0000000200)={'syztnl0\x00', &(0x7f0000000180)={'ip6gre0\x00', 0x0, 0x29, 0x42, 0x4, 0x52a2, 0x1a, @mcast2, @private2, 0x8, 0x7800, 0x2, 0x4}}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f00000000c0)={@local, @rand_addr, 0x0}, &(0x7f0000000100)=0xc) sendmsg$ETHTOOL_MSG_LINKMODES_GET(r5, &(0x7f00000005c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f00000004c0)={0x6c, 0x0, 0x2, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}, @HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40004}, 0x4c000) sendmsg$ETHTOOL_MSG_LINKINFO_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc400021}, 0xc, &(0x7f0000000240)={&(0x7f0000000340)={0x14c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vxcan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x6c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gretap0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}]}, @HEADER={0x58, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ipvlan1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}]}, 0x14c}}, 0x40040) [ 843.402728] nbd: must specify a size in bytes for the device [ 843.417759] nbd: must specify a size in bytes for the device 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x100000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x801) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x2c}}, 0x4004) [ 843.448964] nbd: must specify at least one socket 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x14) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f0000000200)={'syztnl0\x00', &(0x7f0000000180)={'ip6gre0\x00', 0x0, 0x29, 0x42, 0x4, 0x52a2, 0x1a, @mcast2, @private2, 0x8, 0x7800, 0x2, 0x4}}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f00000000c0)={@local, @rand_addr, 0x0}, &(0x7f0000000100)=0xc) sendmsg$ETHTOOL_MSG_LINKMODES_GET(r5, &(0x7f00000005c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f00000004c0)={0x6c, 0x0, 0x2, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}, @HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40004}, 0x4c000) sendmsg$ETHTOOL_MSG_LINKINFO_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc400021}, 0xc, &(0x7f0000000240)={&(0x7f0000000340)={0x14c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vxcan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x6c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gretap0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}]}, @HEADER={0x58, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ipvlan1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}]}, 0x14c}}, 0x40040) 15:23:45 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$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x100000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x801) [ 843.499781] nbd: must specify a size in bytes for the device 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000080)=0x14) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f0000000200)={'syztnl0\x00', &(0x7f0000000180)={'ip6gre0\x00', 0x0, 0x29, 0x42, 0x4, 0x52a2, 0x1a, @mcast2, @private2, 0x8, 0x7800, 0x2, 0x4}}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) (async) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f00000000c0)={@local, @rand_addr, 0x0}, &(0x7f0000000100)=0xc) sendmsg$ETHTOOL_MSG_LINKMODES_GET(r5, &(0x7f00000005c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f00000004c0)={0x6c, 0x0, 0x2, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}, @HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40004}, 0x4c000) (async) sendmsg$ETHTOOL_MSG_LINKINFO_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc400021}, 0xc, &(0x7f0000000240)={&(0x7f0000000340)={0x14c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vxcan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x6c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gretap0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}]}, @HEADER={0x58, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ipvlan1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}]}, 0x14c}}, 0x40040) 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002000000000000"], 0x54}}, 0x0) [ 843.549168] nbd: must specify at least one socket 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x38}}, 0x4004) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x100000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x801) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 4: ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000e80)={r0}) ioctl$DRM_IOCTL_NEW_CTX(0xffffffffffffffff, 0x40086425, &(0x7f0000000000)={r0, 0x3}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 843.597037] nbd: must specify a size in bytes for the device 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x30}}, 0x4004) 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000c00000000000001e10000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) [ 843.648546] nbd: must specify a size in bytes for the device 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 4: ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000e80)={r0}) ioctl$DRM_IOCTL_NEW_CTX(0xffffffffffffffff, 0x40086425, &(0x7f0000000000)={r0, 0x3}) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)) (async) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000e80)={r0}) (async) ioctl$DRM_IOCTL_NEW_CTX(0xffffffffffffffff, 0x40086425, &(0x7f0000000000)={r0, 0x3}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x30}}, 0x0) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 843.700465] nbd: must specify a size in bytes for the device [ 843.727621] nbd: must specify a size in bytes for the device 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000c00000000000001e10000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000c00000000000001e10000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 4: ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000e80)={r0}) ioctl$DRM_IOCTL_NEW_CTX(0xffffffffffffffff, 0x40086425, &(0x7f0000000000)={r0, 0x3}) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)) (async) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000e80)={r0}) (async) ioctl$DRM_IOCTL_NEW_CTX(0xffffffffffffffff, 0x40086425, &(0x7f0000000000)={r0, 0x3}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 843.757958] nbd: must specify a size in bytes for the device [ 843.791964] nbd: must specify a size in bytes for the device 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 843.828146] nbd: must specify a size in bytes for the device [ 843.845303] nbd: must specify a size in bytes for the device [ 843.851554] nbd: must specify a size in bytes for the device [ 843.868780] nbd: must specify a size in bytes for the device 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000c00000000000001e10000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x64, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_SECCTX={0x24, 0x7, 'system_u:object_r:dhcp_etc_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x80}, 0x4004) 15:23:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 843.889111] nbd: must specify a size in bytes for the device 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r4, 0x200, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80000}, 0x800) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000240), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f0000000500)={&(0x7f00000003c0), 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xac, 0x0, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:setrans_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:bsdpty_device_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x2a}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'netpci0\x00'}]}, 0xac}, 0x1, 0x0, 0x0, 0x80}, 0x20044015) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0x24, r5, 0x100, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x8140) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000540), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x64, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_SECCTX={0x24, 0x7, 'system_u:object_r:dhcp_etc_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x80}, 0x4004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x64, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_SECCTX={0x24, 0x7, 'system_u:object_r:dhcp_etc_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x80}, 0x4004) (async) [ 843.943351] nbd: must specify a size in bytes for the device [ 843.969718] nbd: must specify a size in bytes for the device [ 843.986028] nbd: must specify a size in bytes for the device 15:23:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r0, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r4, 0x200, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80000}, 0x800) (async) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000240), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f0000000500)={&(0x7f00000003c0), 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xac, 0x0, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:setrans_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:bsdpty_device_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x2a}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'netpci0\x00'}]}, 0xac}, 0x1, 0x0, 0x0, 0x80}, 0x20044015) (async) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0x24, r5, 0x100, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x8140) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000540), r7) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:45 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, r2) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r0, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 844.045373] nbd: must specify a size in bytes for the device 15:23:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x1c, r4, 0x200, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80000}, 0x800) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000240), r3) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f0000000500)={&(0x7f00000003c0), 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xac, 0x0, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:setrans_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:bsdpty_device_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x2a}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'netpci0\x00'}]}, 0xac}, 0x1, 0x0, 0x0, 0x80}, 0x20044015) (async) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0x24, r5, 0x100, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x8140) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000540), r7) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x64, r5, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_SECCTX={0x24, 0x7, 'system_u:object_r:dhcp_etc_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x80}, 0x4004) 15:23:45 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r3, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.095953] nbd: must specify a size in bytes for the device 15:23:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="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"], 0x48}}, 0x0) 15:23:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r0, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) socketpair(0x27, 0x5, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x80}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:45 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.160502] nbd: must specify a size in bytes for the device [ 844.193927] nbd: must specify a size in bytes for the device 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="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"], 0x48}}, 0x0) 15:23:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) socketpair(0x27, 0x5, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x80}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair(0x27, 0x5, 0x7, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.221661] nbd: must specify a size in bytes for the device [ 844.250576] nbd: must specify a size in bytes for the device 15:23:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) (async, rerun: 32) socketpair(0x27, 0x5, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x80}, 0x0) 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0002fc00080000000000008c00050000800000000000000800010000de0000003c2f3821b14d44b04639e647b94b47df7dfc372d8e925b13ed2e79ef00000c0000000000f002f028496574dc4330827d1cd24a2069969bdfa8819b290e2cf7e6e327f9bf8c075546c51605be228561dce47fabdfd0730051b191b9fe77901a05c98ff9f5fc0db1ca12f2cd7554662005d31368f641d3329c29ac467c4cf30a6d719ab168ba0542d4e1b043beacd5067109808aa0d4de3f9e9ab0b91c807a5c57eb9a5de8ed5d8ac0953ac0ea5808d30b44528a8d2cc0c6e4f2e779e8ac3eff94baa144800740955c8bde0b7b9a03db073fed7067a06ac2aa4d374259356379862f756e37e3d6c0915a9545b71204c8b24c0a"], 0x48}}, 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="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"], 0x48}}, 0x0) (async) [ 844.313222] nbd: must specify a size in bytes for the device [ 844.339504] nbd: must specify a size in bytes for the device 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 844.369621] nbd: must specify a size in bytes for the device 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r2, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, r4, 0x1, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000001}, 0x4000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000240), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r5, &(0x7f00000003c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0x44, r7, 0x10, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:restorecond_var_run_t:s0\x00'}]}, 0x44}, 0x1, 0x0, 0x0, 0x408d0}, 0x100) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x44, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'wg1\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'rose0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x48c1) [ 844.412135] nbd: must specify a size in bytes for the device [ 844.431581] nbd: must specify a size in bytes for the device 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.457398] nbd: nbd2 already in use [ 844.461805] nbd: must specify a size in bytes for the device [ 844.477687] nbd: must specify a size in bytes for the device 15:23:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) 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$netlbl_unlabel(&(0x7f0000000080), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40001}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r6, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '),'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000010}, 0x80) 15:23:46 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$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00', @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40001}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r6, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '),'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000010}, 0x80) 15:23:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, r4, 0x1, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000001}, 0x4000) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000240), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r5, &(0x7f00000003c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0x44, r7, 0x10, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:restorecond_var_run_t:s0\x00'}]}, 0x44}, 0x1, 0x0, 0x0, 0x408d0}, 0x100) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x44, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'wg1\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'rose0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x48c1) [ 844.503409] nbd: must specify at least one socket [ 844.519935] nbd: must specify a size in bytes for the device [ 844.531527] nbd: must specify at least one socket 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r1) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40001}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r6, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '),'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000010}, 0x80) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00', @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 844.605976] nbd: must specify a size in bytes for the device 15:23:46 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$netlbl_unlabel(&(0x7f00000007c0), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.652663] nbd: must specify at least one socket 15:23:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_SB_POOL_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x18ac}, {0x6, 0x11, 0x80}}]}, 0x40}, 0x1, 0x0, 0x0, 0x40000}, 0x80) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0xe}}]}, 0x1c}}, 0x880) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, r4, 0x1, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000001}, 0x4000) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000240), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r5, &(0x7f00000003c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0x44, r7, 0x10, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:restorecond_var_run_t:s0\x00'}]}, 0x44}, 0x1, 0x0, 0x0, 0x408d0}, 0x100) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x44, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'wg1\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'rose0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x48c1) 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00', @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 844.684866] nbd: must specify a size in bytes for the device [ 844.702721] nbd: must specify at least one socket 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_SB_POOL_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x18ac}, {0x6, 0x11, 0x80}}]}, 0x40}, 0x1, 0x0, 0x0, 0x40000}, 0x80) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0xe}}]}, 0x1c}}, 0x880) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$DEVLINK_CMD_SB_POOL_GET(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x18ac}, {0x6, 0x11, 0x80}}]}, 0x40}, 0x1, 0x0, 0x0, 0x40000}, 0x80) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0xe}}]}, 0x1c}}, 0x880) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.770280] nbd: must specify at least one socket [ 844.787140] nbd: must specify at least one socket [ 844.799238] nbd: must specify a size in bytes for the device 15:23:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="080001", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:46 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 844.818440] nbd: must specify at least one socket [ 844.834026] nbd: must specify at least one socket [ 844.858274] nbd: must specify at least one socket 15:23:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 844.877343] nbd: must specify a size in bytes for the device [ 844.888881] nbd: must specify at least one socket [ 844.901133] nbd: must specify at least one socket [ 844.915134] nbd: must specify at least one socket [ 844.930263] nbd: must specify at least one socket [ 844.940315] nbd: must specify at least one socket [ 844.954088] nbd: must specify at least one socket [ 844.959076] nbd: must specify at least one socket [ 844.971100] nbd: must specify at least one socket [ 844.978143] nbd: must specify at least one socket [ 844.986825] nbd: must specify at least one socket [ 844.995365] nbd: must specify at least one socket [ 845.000303] nbd: must specify at least one socket [ 845.006222] nbd: must specify at least one socket [ 845.011176] nbd: must specify at least one socket [ 845.016166] nbd: must specify at least one socket [ 845.021035] nbd: must specify at least one socket [ 845.027175] nbd: must specify at least one socket [ 845.032559] nbd: must specify at least one socket [ 845.037737] nbd: must specify at least one socket [ 845.042823] nbd: must specify at least one socket [ 845.047708] nbd: must specify at least one socket [ 845.052662] nbd: must specify at least one socket [ 845.057539] nbd: must specify at least one socket [ 845.062535] nbd: must specify at least one socket [ 845.067414] nbd: must specify at least one socket [ 845.072390] nbd: must specify at least one socket [ 845.077270] nbd: must specify at least one socket [ 845.082213] nbd: must specify at least one socket [ 845.087089] nbd: must specify at least one socket [ 845.091979] nbd: must specify at least one socket [ 845.096942] nbd: must specify at least one socket [ 845.101819] nbd: must specify at least one socket [ 845.106766] nbd: must specify at least one socket [ 845.111644] nbd: must specify at least one socket [ 845.116611] nbd: must specify at least one socket [ 845.121493] nbd: must specify at least one socket [ 845.126464] nbd: must specify at least one socket [ 845.131344] nbd: must specify at least one socket [ 845.136293] nbd: must specify at least one socket [ 845.141171] nbd: must specify at least one socket [ 845.146109] nbd: must specify at least one socket [ 845.151075] nbd: must specify at least one socket [ 845.156033] nbd: must specify at least one socket [ 845.160909] nbd: must specify at least one socket [ 845.165843] nbd: must specify at least one socket [ 845.170717] nbd: must specify at least one socket [ 845.175673] nbd: must specify at least one socket [ 845.180549] nbd: must specify at least one socket [ 845.185508] nbd: must specify at least one socket [ 845.190386] nbd: must specify at least one socket [ 845.195358] nbd: must specify at least one socket [ 845.200246] nbd: must specify at least one socket [ 845.205204] nbd: must specify at least one socket [ 845.210082] nbd: must specify at least one socket [ 845.215056] nbd: must specify at least one socket [ 845.219936] nbd: must specify at least one socket [ 845.224875] nbd: must specify at least one socket 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000280), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x38, r2, 0x10, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x4008000) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb8c}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\\l/-!.]'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x20004081}, 0x4000800) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x8c, 0x0, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2b, 0x7, 'system_u:object_r:syslogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8180}, 0x4008081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) socket$igmp(0x2, 0x3, 0x2) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40800020}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="080001", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.229767] nbd: must specify at least one socket [ 845.234741] nbd: must specify at least one socket [ 845.239621] nbd: must specify at least one socket [ 845.244567] nbd: must specify at least one socket 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000280), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x38, r2, 0x10, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x4008000) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb8c}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\\l/-!.]'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x20004081}, 0x4000800) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x8c, 0x0, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2b, 0x7, 'system_u:object_r:syslogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8180}, 0x4008081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) socket$igmp(0x2, 0x3, 0x2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000280), r0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x38, r2, 0x10, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x4008000) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb8c}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\\l/-!.]'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x20004081}, 0x4000800) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x8c, 0x0, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2b, 0x7, 'system_u:object_r:syslogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8180}, 0x4008081) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) socket$igmp(0x2, 0x3, 0x2) (async) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="080001", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40800020}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 845.297039] nbd: must specify a size in bytes for the device [ 845.319152] nbd: must specify at least one socket [ 845.335547] nbd: must specify a size in bytes for the device 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000280), r0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x38, r2, 0x10, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x4008000) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb8c}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\\l/-!.]'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x20004081}, 0x4000800) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x8c, 0x0, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2b, 0x7, 'system_u:object_r:syslogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8180}, 0x4008081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) socket$igmp(0x2, 0x3, 0x2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000280), r0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x38, r2, 0x10, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x4008000) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb8c}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\\l/-!.]'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x20004081}, 0x4000800) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x8c, 0x0, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x2b, 0x7, 'system_u:object_r:syslogd_var_run_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8180}, 0x4008081) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) socket$igmp(0x2, 0x3, 0x2) (async) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40800020}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x40000) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 845.393493] nbd: must specify a size in bytes for the device [ 845.408573] nbd: must specify at least one socket 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x74, r1, 0x200, 0xffff0001, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:sound_device_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_hsr\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x50}, 0x44080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.440163] nbd: nbd2 already in use 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYRESDEC=r2, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES16=r1, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.471945] nbd: must specify a size in bytes for the device [ 845.509947] nbd: must specify at least one socket 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.534998] nbd: must specify a size in bytes for the device 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYRESDEC=r2, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES16=r1, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:47 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 845.598702] nbd: must specify at least one socket 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) 15:23:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000180)=ANY=[@ANYRESDEC=r2, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES16=r1, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 845.672297] nbd: must specify at least one socket 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8800580}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40815) 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(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x70, r5, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x63}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9ea6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x70}, 0x1, 0x0, 0x0, 0x2000c880}, 0x4000044) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="fc98ceb0a200", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, r3, 0x104, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xef90}]}, 0x54}, 0x1, 0x0, 0x0, 0x840}, 0x20008004) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = socket$netlink(0x10, 0x3, 0x8) sendmsg$SMC_PNETID_GET(r6, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz2\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'pimreg\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4048811}, 0x80) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x24, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050087000000000000000800010000000000"], 0x48}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.780787] nbd: must specify at least one socket 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.808716] nbd: must specify at least one socket 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8800580}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40815) 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(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x70, r5, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x63}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9ea6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x70}, 0x1, 0x0, 0x0, 0x2000c880}, 0x4000044) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="fc98ceb0a200", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8800580}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40815) (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(&(0x7f0000000140), r3) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x70, r5, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x63}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9ea6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x70}, 0x1, 0x0, 0x0, 0x2000c880}, 0x4000044) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="fc98ceb0a200", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) 15:23:47 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, r3, 0x104, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xef90}]}, 0x54}, 0x1, 0x0, 0x0, 0x840}, 0x20008004) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = socket$netlink(0x10, 0x3, 0x8) sendmsg$SMC_PNETID_GET(r6, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz2\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'pimreg\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4048811}, 0x80) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x24, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050087000000000000000800010000000000"], 0x48}}, 0x0) 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(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, r3, 0x104, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xef90}]}, 0x54}, 0x1, 0x0, 0x0, 0x840}, 0x20008004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) socket$netlink(0x10, 0x3, 0x8) (async) sendmsg$SMC_PNETID_GET(r6, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz2\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'pimreg\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4048811}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_LIST(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x24, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x4000000) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050087000000000000000800010000000000"], 0x48}}, 0x0) (async) [ 845.842537] nbd: must specify at least one socket [ 845.852325] nbd: must specify a size in bytes for the device 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 845.900891] nbd: must specify a size in bytes for the device [ 845.938780] nbd: must specify at least one socket 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 845.964517] nbd: must specify a size in bytes for the device [ 845.970457] nbd: must specify at least one socket [ 845.985005] nbd: must specify a size in bytes for the device 15:23:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, r3, 0x104, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xef90}]}, 0x54}, 0x1, 0x0, 0x0, 0x840}, 0x20008004) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r6 = socket$netlink(0x10, 0x3, 0x8) sendmsg$SMC_PNETID_GET(r6, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz2\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'pimreg\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4048811}, 0x80) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r7, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x24, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x4000000) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050087000000000000000800010000000000"], 0x48}}, 0x0) (rerun: 64) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8800580}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40815) 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(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x70, r5, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x63}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9ea6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x70}, 0x1, 0x0, 0x0, 0x2000c880}, 0x4000044) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="fc98ceb0a200", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8800580}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40815) (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(&(0x7f0000000140), r3) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x70, r5, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x63}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9ea6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x70}, 0x1, 0x0, 0x0, 0x2000c880}, 0x4000044) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="fc98ceb0a200", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) [ 846.048322] nbd: must specify at least one socket 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 846.085940] nbd: must specify a size in bytes for the device 15:23:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 846.150876] nbd: must specify at least one socket [ 846.170556] nbd: must specify at least one socket [ 846.176992] nbd: must specify a size in bytes for the device 15:23:47 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000829bd7000fb6e30000000f0ff00000000"], 0x28}, 0x1, 0x0, 0x0, 0x4040084}, 0x814) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, 0x0, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x662a371f0a9497d4}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x40}, 0x5) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 846.207769] nbd: must specify a size in bytes for the device [ 846.241711] nbd: must specify at least one socket 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000829bd7000fb6e30000000f0ff00000000"], 0x28}, 0x1, 0x0, 0x0, 0x4040084}, 0x814) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, 0x0, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x662a371f0a9497d4}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x40}, 0x5) [ 846.256487] nbd: must specify at least one socket [ 846.300514] nbd: must specify at least one socket 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 846.326863] nla_parse: 418 callbacks suppressed [ 846.326869] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.1'. [ 846.352908] nbd: must specify a size in bytes for the device [ 846.359463] nbd: must specify at least one socket 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 846.372850] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000829bd7000fb6e30000000f0ff00000000"], 0x28}, 0x1, 0x0, 0x0, 0x4040084}, 0x814) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, 0x0, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x662a371f0a9497d4}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x40}, 0x5) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x54, 0x0, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x662a371f0a9497d4}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x40}, 0x5) (async) [ 846.401278] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 846.435026] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.0'. 15:23:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 846.459824] nbd: must specify at least one socket 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780fbff0100", @ANYRES32, @ANYBLOB="0197b539a59ef9", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}, 0x1, 0x0, 0x0, 0xc0c0}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dvmrp1\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20080000}, 0x4000000) [ 846.482330] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.1'. [ 846.496066] nbd: must specify a size in bytes for the device [ 846.503575] nbd: must specify at least one socket [ 846.514947] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 846.551010] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 846.582442] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.0'. [ 846.591774] nbd: must specify at least one socket 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SIOCPNGETOBJECT(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)=0x7fff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 846.600705] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.4'. [ 846.633909] nbd: must specify a size in bytes for the device 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780fbff0100", @ANYRES32, @ANYBLOB="0197b539a59ef9", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}, 0x1, 0x0, 0x0, 0xc0c0}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dvmrp1\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20080000}, 0x4000000) 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780fbff0100", @ANYRES32, @ANYBLOB="0197b539a59ef9", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}, 0x1, 0x0, 0x0, 0xc0c0}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dvmrp1\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20080000}, 0x4000000) (async) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$SIOCPNGETOBJECT(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)=0x7fff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 846.669668] netlink: 44 bytes leftover after parsing attributes in process `syz-executor.0'. [ 846.686319] nbd: must specify a size in bytes for the device [ 846.708134] nbd: must specify a size in bytes for the device 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$SIOCPNGETOBJECT(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)=0x7fff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780fbff0100", @ANYRES32, @ANYBLOB="0197b539a59ef9", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}, 0x1, 0x0, 0x0, 0xc0c0}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dvmrp1\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20080000}, 0x4000000) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) [ 846.759159] nbd: must specify a size in bytes for the device [ 846.781483] nbd: must specify a size in bytes for the device 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000000}, 0x3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000000}, 0x3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000000}, 0x3) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 846.831591] nbd: must specify a size in bytes for the device [ 846.854841] nbd: must specify a size in bytes for the device 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 846.938921] nbd: must specify a size in bytes for the device 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000000}, 0x3) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0xb4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:udev_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010100}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="cd9cbfc3febdb4d19b490c59382f379069b876c2f084d978fab7b67e490540d13f4e2f746a094fad6f8875cd4348f03c8b93c3c6", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000440), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r4, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8bc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, '-%:}&{/]'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x6c}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x7c, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '%-(]\'{'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4804}, 0x40) 15:23:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 847.025340] nbd: must specify a size in bytes for the device 15:23:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 4: bind$phonet(0xffffffffffffffff, &(0x7f0000000180)={0x23, 0xfc, 0x2, 0x81}, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) socketpair(0x9, 0x4, 0x2, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$DEVLINK_CMD_TRAP_GET(r2, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x4c, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, {0x1c}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x809}, 0x4004c015) r3 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000100), r0) sendmsg$NLBL_CALIPSO_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000000c0), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, r3, 0x800, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000540), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000740)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f00000006c0)={0x40, 0x0, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x24000821}, 0x48c0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x1040a0}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x5c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:sendmail_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x5c}}, 0x20008000) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfc0000000000}]}, 0x48}}, 0x0) ioctl$SIOCX25GCALLUSERDATA(0xffffffffffffffff, 0x89e4, &(0x7f0000000000)={0x7d, "069f108c10799967f7fd24b08360ac07fc41c750996d4ba15a9d8192373b2aa1155fad35ea322b5f5a286a8636d8557143bbba7841e2011ccf00789d103bdb7c4087c2c6d3319dfd3fa669f227e3f20f679e9881a6ce813a8d6e449cc32a05b8cf849536cde0740acc61cde9aa22373c9eb6a9e5226c27612446c1bf2520a4e9"}) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0xb4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:udev_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010100}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="cd9cbfc3febdb4d19b490c59382f379069b876c2f084d978fab7b67e490540d13f4e2f746a094fad6f8875cd4348f03c8b93c3c6", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000440), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r4, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8bc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, '-%:}&{/]'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x6c}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x7c, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '%-(]\'{'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4804}, 0x40) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0xb4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:udev_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010100}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="cd9cbfc3febdb4d19b490c59382f379069b876c2f084d978fab7b67e490540d13f4e2f746a094fad6f8875cd4348f03c8b93c3c6", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000440), r1) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r4, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8bc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, '-%:}&{/]'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x6c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x7c, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '%-(]\'{'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4804}, 0x40) (async) 15:23:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:48 executing program 4: bind$phonet(0xffffffffffffffff, &(0x7f0000000180)={0x23, 0xfc, 0x2, 0x81}, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) socketpair(0x9, 0x4, 0x2, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$DEVLINK_CMD_TRAP_GET(r2, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x4c, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, {0x1c}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x809}, 0x4004c015) (async) r3 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000100), r0) sendmsg$NLBL_CALIPSO_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000000c0), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, r3, 0x800, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x10) (async) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000540), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000740)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f00000006c0)={0x40, 0x0, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x24000821}, 0x48c0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x1040a0}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x5c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:sendmail_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x5c}}, 0x20008000) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfc0000000000}]}, 0x48}}, 0x0) (async) ioctl$SIOCX25GCALLUSERDATA(0xffffffffffffffff, 0x89e4, &(0x7f0000000000)={0x7d, "069f108c10799967f7fd24b08360ac07fc41c750996d4ba15a9d8192373b2aa1155fad35ea322b5f5a286a8636d8557143bbba7841e2011ccf00789d103bdb7c4087c2c6d3319dfd3fa669f227e3f20f679e9881a6ce813a8d6e449cc32a05b8cf849536cde0740acc61cde9aa22373c9eb6a9e5226c27612446c1bf2520a4e9"}) 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 847.128439] nbd: must specify a size in bytes for the device [ 847.163424] nbd: must specify a size in bytes for the device 15:23:48 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0xb4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:udev_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010100}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="cd9cbfc3febdb4d19b490c59382f379069b876c2f084d978fab7b67e490540d13f4e2f746a094fad6f8875cd4348f03c8b93c3c6", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000440), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r4, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8bc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, '-%:}&{/]'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x6c}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x7c, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '%-(]\'{'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4804}, 0x40) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000340)={0xb4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:udev_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @rand_addr=0x64010100}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="cd9cbfc3febdb4d19b490c59382f379069b876c2f084d978fab7b67e490540d13f4e2f746a094fad6f8875cd4348f03c8b93c3c6", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000010000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000440), r1) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r4, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8bc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, '-%:}&{/]'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x6c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r8, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x7c, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '%-(]\'{'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4804}, 0x40) (async) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, 0x0, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40050}, 0x8010) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:49 executing program 4: bind$phonet(0xffffffffffffffff, &(0x7f0000000180)={0x23, 0xfc, 0x2, 0x81}, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) socketpair(0x9, 0x4, 0x2, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$DEVLINK_CMD_TRAP_GET(r2, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x4c, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, {0x1c}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x809}, 0x4004c015) (async) r3 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000100), r0) sendmsg$NLBL_CALIPSO_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000000c0), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, r3, 0x800, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000540), 0xffffffffffffffff) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r5, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000740)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f00000006c0)={0x40, 0x0, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x24000821}, 0x48c0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r1, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x1040a0}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x5c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:sendmail_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x5c}}, 0x20008000) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfc0000000000}]}, 0x48}}, 0x0) ioctl$SIOCX25GCALLUSERDATA(0xffffffffffffffff, 0x89e4, &(0x7f0000000000)={0x7d, "069f108c10799967f7fd24b08360ac07fc41c750996d4ba15a9d8192373b2aa1155fad35ea322b5f5a286a8636d8557143bbba7841e2011ccf00789d103bdb7c4087c2c6d3319dfd3fa669f227e3f20f679e9881a6ce813a8d6e449cc32a05b8cf849536cde0740acc61cde9aa22373c9eb6a9e5226c27612446c1bf2520a4e9"}) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, 0x0, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40050}, 0x8010) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, 0x0, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40050}, 0x8010) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) [ 847.366251] nbd: must specify a size in bytes for the device 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, 0x0, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40050}, 0x8010) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:49 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000000), r2) (async) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 847.490097] nbd: must specify a size in bytes for the device 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000200), r0) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r1, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x2400c014}, 0x4040000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000800) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x14, r5, 0x1}, 0x14}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 847.605112] nbd: must specify a size in bytes for the device 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (rerun: 64) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) (async) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) 15:23:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000200), r0) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r1, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x2400c014}, 0x4040000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000800) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x14, r5, 0x1}, 0x14}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 847.726091] nbd: must specify at least one socket [ 847.741780] nbd: must specify a size in bytes for the device [ 847.762578] nbd: must specify at least one socket 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x54}}, 0x0) [ 847.864362] nbd: must specify at least one socket 15:23:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000200), r0) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r1, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x2400c014}, 0x4040000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000800) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x14, r5, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000200), r0) (async) sendmsg$NLBL_CALIPSO_C_ADD(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r1, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x2400c014}, 0x4040000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (async) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) (async) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) (async) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) [ 847.978222] nbd: must specify at least one socket 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x37, &(0x7f00000002c0)={&(0x7f0000000080)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x1b0}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0xffffffffffffffc0}]}, 0x48}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:49 executing program 5: r0 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_ADD(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x88, r0, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'bond_slave_1\x00'}, @SMC_PNETID_IBNAME={0x9, 0x3, 'syz0\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz0\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'vxcan1\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'macsec0\x00'}]}, 0x88}}, 0x4008080) syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r4, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000540)={&(0x7f00000003c0)={0x148, r6, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x100}, {0x6, 0x11, 0x8}, {0x8, 0x13, 0x4}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xfffffffb}, {0x6, 0x11, 0xbd}, {0x8, 0x13, 0x208ad127}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x5}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xe6}, {0x6, 0x11, 0x9}, {0x8, 0x13, 0x8}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x24b2b351}, {0x6, 0x11, 0x101}, {0x8, 0x13, 0xff}, {0x5, 0x14, 0x1}}]}, 0x148}, 0x1, 0x0, 0x0, 0x20004000}, 0x20040005) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0800e1d365aada6a7a99ae7b120000000000", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00040003000000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 848.087048] nbd: must specify at least one socket [ 848.104910] nbd: must specify a size in bytes for the device [ 848.115222] nbd: must specify at least one socket 15:23:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async, rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x37, &(0x7f00000002c0)={&(0x7f0000000080)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x1b0}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0xffffffffffffffc0}]}, 0x48}}, 0x0) 15:23:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 848.164622] nbd: must specify at least one socket 15:23:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:49 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:50 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:50 executing program 5: r0 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_ADD(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x88, r0, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'bond_slave_1\x00'}, @SMC_PNETID_IBNAME={0x9, 0x3, 'syz0\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz0\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'vxcan1\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'macsec0\x00'}]}, 0x88}}, 0x4008080) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r4, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000540)={&(0x7f00000003c0)={0x148, r6, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x100}, {0x6, 0x11, 0x8}, {0x8, 0x13, 0x4}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xfffffffb}, {0x6, 0x11, 0xbd}, {0x8, 0x13, 0x208ad127}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x5}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xe6}, {0x6, 0x11, 0x9}, {0x8, 0x13, 0x8}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x24b2b351}, {0x6, 0x11, 0x101}, {0x8, 0x13, 0xff}, {0x5, 0x14, 0x1}}]}, 0x148}, 0x1, 0x0, 0x0, 0x20004000}, 0x20040005) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r7) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0800e1d365aada6a7a99ae7b120000000000", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00040003000000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) [ 848.242626] nbd: must specify a size in bytes for the device [ 848.268442] nbd: must specify at least one socket 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x37, &(0x7f00000002c0)={&(0x7f0000000080)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x1b0}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0xffffffffffffffc0}]}, 0x48}}, 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$nbd(&(0x7f0000000000), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x37, &(0x7f00000002c0)={&(0x7f0000000080)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x1b0}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0xffffffffffffffc0}]}, 0x48}}, 0x0) (async) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB='T\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x24}}, 0x0) 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) [ 848.389681] nbd: must specify a size in bytes for the device [ 848.420585] nbd: must specify a size in bytes for the device 15:23:50 executing program 5: r0 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_ADD(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x88, r0, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'bond_slave_1\x00'}, @SMC_PNETID_IBNAME={0x9, 0x3, 'syz0\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz0\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'vxcan1\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'macsec0\x00'}]}, 0x88}}, 0x4008080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r4, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000540)={&(0x7f00000003c0)={0x148, r6, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x100}, {0x6, 0x11, 0x8}, {0x8, 0x13, 0x4}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xfffffffb}, {0x6, 0x11, 0xbd}, {0x8, 0x13, 0x208ad127}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x5}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xe6}, {0x6, 0x11, 0x9}, {0x8, 0x13, 0x8}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x24b2b351}, {0x6, 0x11, 0x101}, {0x8, 0x13, 0xff}, {0x5, 0x14, 0x1}}]}, 0x148}, 0x1, 0x0, 0x0, 0x20004000}, 0x20040005) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0800e1d365aada6a7a99ae7b120000000000", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00040003000000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$SMC_PNETID_ADD(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x88, r0, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x1}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'bond_slave_1\x00'}, @SMC_PNETID_IBNAME={0x9, 0x3, 'syz0\x00'}, @SMC_PNETID_NAME={0x9, 0x1, 'syz0\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'vxcan1\x00'}, @SMC_PNETID_IBPORT={0x5, 0x4, 0x2}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'macsec0\x00'}]}, 0x88}}, 0x4008080) (async) syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r4, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) (async) syz_genetlink_get_family_id$devlink(&(0x7f0000000100), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_SB_POOL_SET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000540)={&(0x7f00000003c0)={0x148, r6, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x100}, {0x6, 0x11, 0x8}, {0x8, 0x13, 0x4}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xfffffffb}, {0x6, 0x11, 0xbd}, {0x8, 0x13, 0x208ad127}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x5}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xe6}, {0x6, 0x11, 0x9}, {0x8, 0x13, 0x8}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x24b2b351}, {0x6, 0x11, 0x101}, {0x8, 0x13, 0xff}, {0x5, 0x14, 0x1}}]}, 0x148}, 0x1, 0x0, 0x0, 0x20004000}, 0x20040005) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r7) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0800e1d365aada6a7a99ae7b120000000000", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00040003000000000000000c00050000000000000000000800010000000000"], 0x54}}, 0x0) (async) 15:23:50 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c000200000000000005"], 0x54}}, 0x0) 15:23:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x4c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) [ 848.447561] nbd: must specify a size in bytes for the device 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) 15:23:50 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) 15:23:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x4c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x58}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x38, r5, 0x1a, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x2e}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0x38}, 0x1, 0x0, 0x0, 0x200000c0}, 0x24000880) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r6) sendmsg$NLBL_UNLABEL_C_STATICLIST(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000280)={&(0x7f0000000100)={0x40, r7, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0xfd}}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) [ 848.569482] nbd: must specify a size in bytes for the device [ 848.600186] nbd: must specify a size in bytes for the device 15:23:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x4c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x40) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 848.690433] nbd: must specify at least one socket 15:23:50 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) 15:23:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x58}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async, rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async, rerun: 64) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x38, r5, 0x1a, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x2e}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0x38}, 0x1, 0x0, 0x0, 0x200000c0}, 0x24000880) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r6) sendmsg$NLBL_UNLABEL_C_STATICLIST(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000280)={&(0x7f0000000100)={0x40, r7, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0xfd}}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x0) 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) [ 848.744552] nbd: must specify a size in bytes for the device 15:23:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[], 0x88}, 0x1, 0x0, 0x0, 0x20008000}, 0x8041) [ 848.894062] nbd: must specify a size in bytes for the device [ 848.915483] nbd: must specify at least one socket 15:23:50 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xfffffffffffffe76, &(0x7f0000000040)={&(0x7f0000000480)={0x130, r4, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd8, 0xa, 'I\xd1\x92q\x1a\xb3\x94*%\xe4\xd0\v\xcd\xc6\xde,\xb1,,\xd0\x19\x90\xb0\xb6\xdf\x9c\xdb6~%\xb5\x83\xa0\x0f{\xb9\xcfR\\im\xa1\\\xbej\xac\x0e\r\xb1\x9cO\xd5f\x15\x8a\xc6\xdf1h\xcdAd\xd1M\xcf\xeawC\x1e\r\xc0\x9a\xa6\xe6Lc/#\x94\v\xef(%?2\xcfN;\x12\xf5\x12\xee\xf1\x86\xe8`\x91\xd4r=\x8eE\xba\xc5b\xca\xf1O\n\x85\xd1g6\xc3\xfe\x9f5\x879+*\xb6)\x83\a\x1ft\x1b\xf5\xc7\x9d\xa5\x1b\x9dp\x13\xb5O@\\\x91G\xe0\xe6\xd8\x05\xe3R?\xfc~\xe5\x99\x16wH}+\xe21\tx\x90\xff\xd4\x9c\xae\xb3?\xe1[\xac\x0e\xb77)\x88R\x96y\xfd\xbe\xae\x99^\xcb\xb75\xe9\xb5\a\xfc\xdd\x1c\x89\x12m\x8e\xe0\x87\xb9\xbeK`\xc3~\xa8\x9b\xf9\xacW\xf6'}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x130}}, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="480000e4", @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x58}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x38, r5, 0x1a, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x2e}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0x38}, 0x1, 0x0, 0x0, 0x200000c0}, 0x24000880) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r6) sendmsg$NLBL_UNLABEL_C_STATICLIST(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000280)={&(0x7f0000000100)={0x40, r7, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0xfd}}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 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$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x58}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r4) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r4, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x38, r5, 0x1a, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x2e}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0x38}, 0x1, 0x0, 0x0, 0x200000c0}, 0x24000880) (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$netlbl_unlabel(&(0x7f0000000000), r6) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000280)={&(0x7f0000000100)={0x40, r7, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0xfd}}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:50 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xfffffffffffffe76, &(0x7f0000000040)={&(0x7f0000000480)={0x130, r4, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd8, 0xa, 'I\xd1\x92q\x1a\xb3\x94*%\xe4\xd0\v\xcd\xc6\xde,\xb1,,\xd0\x19\x90\xb0\xb6\xdf\x9c\xdb6~%\xb5\x83\xa0\x0f{\xb9\xcfR\\im\xa1\\\xbej\xac\x0e\r\xb1\x9cO\xd5f\x15\x8a\xc6\xdf1h\xcdAd\xd1M\xcf\xeawC\x1e\r\xc0\x9a\xa6\xe6Lc/#\x94\v\xef(%?2\xcfN;\x12\xf5\x12\xee\xf1\x86\xe8`\x91\xd4r=\x8eE\xba\xc5b\xca\xf1O\n\x85\xd1g6\xc3\xfe\x9f5\x879+*\xb6)\x83\a\x1ft\x1b\xf5\xc7\x9d\xa5\x1b\x9dp\x13\xb5O@\\\x91G\xe0\xe6\xd8\x05\xe3R?\xfc~\xe5\x99\x16wH}+\xe21\tx\x90\xff\xd4\x9c\xae\xb3?\xe1[\xac\x0e\xb77)\x88R\x96y\xfd\xbe\xae\x99^\xcb\xb75\xe9\xb5\a\xfc\xdd\x1c\x89\x12m\x8e\xe0\x87\xb9\xbeK`\xc3~\xa8\x9b\xf9\xacW\xf6'}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x130}}, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="480000e4", @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xfffffffffffffe76, &(0x7f0000000040)={&(0x7f0000000480)={0x130, r4, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd8, 0xa, 'I\xd1\x92q\x1a\xb3\x94*%\xe4\xd0\v\xcd\xc6\xde,\xb1,,\xd0\x19\x90\xb0\xb6\xdf\x9c\xdb6~%\xb5\x83\xa0\x0f{\xb9\xcfR\\im\xa1\\\xbej\xac\x0e\r\xb1\x9cO\xd5f\x15\x8a\xc6\xdf1h\xcdAd\xd1M\xcf\xeawC\x1e\r\xc0\x9a\xa6\xe6Lc/#\x94\v\xef(%?2\xcfN;\x12\xf5\x12\xee\xf1\x86\xe8`\x91\xd4r=\x8eE\xba\xc5b\xca\xf1O\n\x85\xd1g6\xc3\xfe\x9f5\x879+*\xb6)\x83\a\x1ft\x1b\xf5\xc7\x9d\xa5\x1b\x9dp\x13\xb5O@\\\x91G\xe0\xe6\xd8\x05\xe3R?\xfc~\xe5\x99\x16wH}+\xe21\tx\x90\xff\xd4\x9c\xae\xb3?\xe1[\xac\x0e\xb77)\x88R\x96y\xfd\xbe\xae\x99^\xcb\xb75\xe9\xb5\a\xfc\xdd\x1c\x89\x12m\x8e\xe0\x87\xb9\xbeK`\xc3~\xa8\x9b\xf9\xacW\xf6'}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x130}}, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="480000e4", @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) (async) 15:23:50 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) socketpair(0x1d, 0xa, 0x7c717c1b, &(0x7f0000000040)) [ 849.073297] nbd: must specify at least one socket [ 849.090039] nbd: must specify at least one socket 15:23:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000180)={0x690, 0x30, 0x356, 0x40, 0xb6e3, 0x38ec, 0x35, 0x1, {0x4, 0x5}, {0x4d9c, 0x2}, {0xffff, 0xc96}, {0x8c51a2a, 0x3, 0x1}, 0x4, 0x0, 0x8, 0x532, 0x1, 0xff, 0x2, 0x1, 0xa4a3, 0x5, 0x400, 0x0, 0x20, 0x100, 0x1, 0x2}) [ 849.122265] nbd: must specify at least one socket 15:23:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r5, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xfffffffffffffe76, &(0x7f0000000040)={&(0x7f0000000480)={0x130, r4, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd8, 0xa, 'I\xd1\x92q\x1a\xb3\x94*%\xe4\xd0\v\xcd\xc6\xde,\xb1,,\xd0\x19\x90\xb0\xb6\xdf\x9c\xdb6~%\xb5\x83\xa0\x0f{\xb9\xcfR\\im\xa1\\\xbej\xac\x0e\r\xb1\x9cO\xd5f\x15\x8a\xc6\xdf1h\xcdAd\xd1M\xcf\xeawC\x1e\r\xc0\x9a\xa6\xe6Lc/#\x94\v\xef(%?2\xcfN;\x12\xf5\x12\xee\xf1\x86\xe8`\x91\xd4r=\x8eE\xba\xc5b\xca\xf1O\n\x85\xd1g6\xc3\xfe\x9f5\x879+*\xb6)\x83\a\x1ft\x1b\xf5\xc7\x9d\xa5\x1b\x9dp\x13\xb5O@\\\x91G\xe0\xe6\xd8\x05\xe3R?\xfc~\xe5\x99\x16wH}+\xe21\tx\x90\xff\xd4\x9c\xae\xb3?\xe1[\xac\x0e\xb77)\x88R\x96y\xfd\xbe\xae\x99^\xcb\xb75\xe9\xb5\a\xfc\xdd\x1c\x89\x12m\x8e\xe0\x87\xb9\xbeK`\xc3~\xa8\x9b\xf9\xacW\xf6'}, @NBD_ATTR_TIMEOUT={0x0, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x130}}, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="480000e4", @ANYRES16=r6, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020000000000000000000c00050000000000000000000800010000000000"], 0x48}}, 0x0) 15:23:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) 15:23:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000180)={0x690, 0x30, 0x356, 0x40, 0xb6e3, 0x38ec, 0x35, 0x1, {0x4, 0x5}, {0x4d9c, 0x2}, {0xffff, 0xc96}, {0x8c51a2a, 0x3, 0x1}, 0x4, 0x0, 0x8, 0x532, 0x1, 0xff, 0x2, 0x1, 0xa4a3, 0x5, 0x400, 0x0, 0x20, 0x100, 0x1, 0x2}) [ 849.224417] nbd: must specify at least one socket 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r12, 0x89f0, 0x0) [ 849.244876] nbd: must specify at least one socket [ 849.297877] nbd: must specify at least one socket 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000180)={0x690, 0x30, 0x356, 0x40, 0xb6e3, 0x38ec, 0x35, 0x1, {0x4, 0x5}, {0x4d9c, 0x2}, {0xffff, 0xc96}, {0x8c51a2a, 0x3, 0x1}, 0x4, 0x0, 0x8, 0x532, 0x1, 0xff, 0x2, 0x1, 0xa4a3, 0x5, 0x400, 0x0, 0x20, 0x100, 0x1, 0x2}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) (async) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000180)={0x690, 0x30, 0x356, 0x40, 0xb6e3, 0x38ec, 0x35, 0x1, {0x4, 0x5}, {0x4d9c, 0x2}, {0xffff, 0xc96}, {0x8c51a2a, 0x3, 0x1}, 0x4, 0x0, 0x8, 0x532, 0x1, 0xff, 0x2, 0x1, 0xa4a3, 0x5, 0x400, 0x0, 0x20, 0x100, 0x1, 0x2}) (async) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) [ 849.405455] nbd: must specify at least one socket [ 849.417545] nbd: must specify at least one socket 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000004c0), r1) 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$netlbl_calipso(&(0x7f0000000040), r3) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r5, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000010) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x220c0}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r11, 0x20, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '{'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '.'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x800}, 0x0) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r12, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r13, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x74, r13, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x4}, 0x40000) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 849.537391] nbd: must specify at least one socket [ 849.554065] nbd: must specify at least one socket 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$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$netlbl_calipso(&(0x7f0000000040), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r6) sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r7, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x7c, r7, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x16}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'lo\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20040040}, 0x40000) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r8, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x84, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x43}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x84}, 0x1, 0x0, 0x0, 0x4008054}, 0x44044) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x3c, r5, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xd1}, 0x4000000) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) [ 849.594916] nbd: must specify at least one socket 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 849.626895] nbd: must specify at least one socket 15:23:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000004c0), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r3) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_LISTALL(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r5, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000010) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x220c0}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r11, 0x20, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '{'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '.'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r12, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r13, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x74, r13, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x4}, 0x40000) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:51 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r6) sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r7, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x7c, r7, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x16}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'lo\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20040040}, 0x40000) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r8, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x84, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x43}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x84}, 0x1, 0x0, 0x0, 0x4008054}, 0x44044) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x3c, r5, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xd1}, 0x4000000) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r6) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r7, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x7c, r7, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x16}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'lo\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20040040}, 0x40000) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r8, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x84, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x43}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x84}, 0x1, 0x0, 0x0, 0x4008054}, 0x44044) (async) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x3c, r5, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xd1}, 0x4000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) 15:23:51 executing program 0: sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 849.713541] nbd: must specify at least one socket 15:23:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x24, r11, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000001}, 0x8090) 15:23:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000004c0), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r3) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_CALIPSO_C_LISTALL(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r5, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000010) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r6, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r9) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x220c0}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r11, 0x20, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '{'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '.'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x800}, 0x0) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r12, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r13, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x74, r13, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'NLBL_CALIPSO\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x4}, 0x40000) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 849.747529] nbd: must specify at least one socket [ 849.753369] nbd: must specify at least one socket 15:23:51 executing program 0: sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 0: sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r10, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) [ 849.895898] nbd: must specify at least one socket [ 849.902397] nbd: must specify at least one socket 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r3) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000007c0), r6) sendmsg$NLBL_UNLABEL_C_ACCEPT(r6, &(0x7f0000000940)={&(0x7f0000000780), 0xc, &(0x7f0000000900)={&(0x7f0000000800)={0x40, r7, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devtty_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}]}, 0x40}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x7c, r7, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x16}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'lo\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20040040}, 0x40000) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r8, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r8, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x84, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg1\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x43}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private0}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'team_slave_1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x84}, 0x1, 0x0, 0x0, 0x4008054}, 0x44044) sendmsg$NLBL_CALIPSO_C_LIST(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x3c, r5, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xd1}, 0x4000000) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:51 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100000000000c00050000000000000000000800010000000000"], 0x44}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x70, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:checkpolicy_exec_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0xc}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x8048080) [ 850.066884] nbd: must specify at least one socket 15:23:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100000000000c00050000000000000000000800010000000000"], 0x44}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x70, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:checkpolicy_exec_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0xc}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x8048080) 15:23:51 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) [ 850.109608] nbd: must specify a size in bytes for the device 15:23:51 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) 15:23:52 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100000000000c00050000000000000000000800010000000000"], 0x44}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x70, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:checkpolicy_exec_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0xc}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x8048080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\x00\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100000000000c00050000000000000000000800010000000000"], 0x44}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000040)={0x70, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:checkpolicy_exec_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0xc}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x8048080) (async) [ 850.207538] nbd: must specify a size in bytes for the device 15:23:52 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x40800}, 0xc800) r3 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'dummy0\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x5) 15:23:52 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 850.299596] nbd: must specify a size in bytes for the device 15:23:52 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000000)) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) (async) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000000)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x40800}, 0xc800) (async) r3 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'dummy0\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x5) [ 850.399635] nbd: must specify a size in bytes for the device 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 15:23:52 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000000)) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) (async) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}}, 0x0) (async) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x40800}, 0xc800) r3 = syz_genetlink_get_family_id$smc(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$SMC_PNETID_FLUSH(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@SMC_PNETID_NAME={0x9, 0x1, 'syz1\x00'}, @SMC_PNETID_ETHNAME={0x14, 0x2, 'dummy0\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x5) 15:23:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x44, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) 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$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r2, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8005}, 0x20000080) sendmsg$NLBL_CALIPSO_C_REMOVE(r5, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, r6, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4004}, 0x8811) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 850.703284] nbd: must specify a size in bytes for the device 15:23:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) [ 850.801526] nbd: must specify at least one socket 15:23:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x44, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) 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$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r4) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r2, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8005}, 0x20000080) sendmsg$NLBL_CALIPSO_C_REMOVE(r5, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) sendmsg$NLBL_CALIPSO_C_ADD(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, r6, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4004}, 0x8811) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 850.887440] nbd: must specify a size in bytes for the device 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, 0x0, 0x1, 0x0, 0x0, 0x50}, 0x44080) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000040), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r2, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8005}, 0x20000080) (async) sendmsg$NLBL_CALIPSO_C_REMOVE(r5, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_CALIPSO_A_DOI={0x8}]}, 0x1c}}, 0x0) (async, rerun: 64) sendmsg$NLBL_CALIPSO_C_ADD(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x3c, r6, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4004}, 0x8811) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r7, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, 'NLBL_UNLBL\x00'}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x44, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) [ 851.023290] nbd: must specify at least one socket [ 851.028902] nbd: must specify a size in bytes for the device 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_ACCEPT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x34, r1, 0x1, 0x0, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) 15:23:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(0x0, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:52 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0x0, 0x8, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x810}, 0x80) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x48, 0x0, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x240008c1}, 0x4000004) 15:23:53 executing program 4: 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x34, r1, 0x1, 0x0, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0x0, 0x8, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x810}, 0x80) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x48, 0x0, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x240008c1}, 0x4000004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0x0, 0x8, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x810}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x48, 0x0, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x240008c1}, 0x4000004) (async) 15:23:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)={0x34, r1, 0x1, 0x0, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}}, 0x0) 15:23:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0x0, 0x8, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x810}, 0x80) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x48, 0x0, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x240008c1}, 0x4000004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0x0, 0x8, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x810}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r1, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x48, 0x0, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x240008c1}, 0x4000004) (async) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 851.343016] nla_parse: 317 callbacks suppressed [ 851.343022] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 851.408899] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 851.484519] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 851.515524] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 851.524493] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 851.537975] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 851.546926] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) [ 851.615884] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 851.647531] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 851.664354] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 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$nbd(&(0x7f0000000140), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r6, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r1) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r3, 0x2, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x1a}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}]}, 0x6c}}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x40}}, 0x0) 15:23:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) (async) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r1) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r3, 0x2, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x1a}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}]}, 0x6c}}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:53 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r1) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x6c, r3, 0x2, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pimreg\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @dev={0xfe, 0x80, '\x00', 0x1a}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @private=0xa010100}]}, 0x6c}}, 0x4000000) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x20, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4044801}, 0x20008800) [ 852.331133] nbd: must specify a size in bytes for the device 15:23:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:54 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x20, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4044801}, 0x20008800) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x34}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}}, 0x0) sendmsg$NLBL_CALIPSO_C_LISTALL(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x20, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4044801}, 0x20008800) 15:23:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) setsockopt$MRT6_TABLE(r0, 0x29, 0xcf, &(0x7f0000000000)=0xfd, 0x4) 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$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) [ 852.693373] nbd: must specify a size in bytes for the device [ 852.702519] nbd: must specify a size in bytes for the device 15:23:54 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x28}}, 0x0) 15:23:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) setsockopt$MRT6_TABLE(r0, 0x29, 0xcf, &(0x7f0000000000)=0xfd, 0x4) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) [ 852.796226] nbd: must specify a size in bytes for the device 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, 0x0) (async) setsockopt$MRT6_TABLE(r0, 0x29, 0xcf, &(0x7f0000000000)=0xfd, 0x4) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) [ 852.885031] nbd: must specify a size in bytes for the device 15:23:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}, 0x1, 0x0, 0x0, 0x40004}, 0xc015) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:54 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 853.108451] nbd: must specify at least one socket 15:23:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:54 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}, 0x1, 0x0, 0x0, 0x40004}, 0xc015) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:54 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:55 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 853.216797] nbd: must specify at least one socket 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000001540)={0x0, 0x0, &(0x7f0000001500)={0x0}, 0x1, 0x0, 0x0, 0x40004}, 0xc015) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 853.311453] nbd: must specify at least one socket [ 853.319438] nbd: must specify at least one socket 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x24}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 853.426768] nbd: must specify at least one socket 15:23:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) [ 853.508411] nbd: must specify at least one socket 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) [ 853.848949] nbd: must specify at least one socket 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:55 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:55 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:55 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x38}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x2c}}, 0x0) 15:23:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) 15:23:56 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$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 854.734324] nbd: must specify a size in bytes for the device 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 854.986836] nbd: must specify a size in bytes for the device 15:23:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:56 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:57 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 15:23:57 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:57 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 855.686049] nbd: must specify at least one socket 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x20}}, 0x0) 15:23:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x24}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:57 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 856.371064] nla_parse: 328 callbacks suppressed [ 856.371071] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:23:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) [ 856.421091] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 856.453162] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 856.486274] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 856.503951] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:23:58 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) [ 856.697626] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 856.713713] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 856.726271] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 856.738616] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 856.748317] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:23:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:23:58 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(0x0, r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:23:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:58 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:23:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) 15:23:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:59 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$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) 15:23:59 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x60}}, 0x0) 15:23:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:23:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:23:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:23:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:23:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:23:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) [ 858.029725] nbd: nbd3 already in use 15:23:59 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:23:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:23:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:00 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}]}, 0x8c}}, 0x0) 15:24:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}]}, 0x8c}}, 0x0) 15:24:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:00 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}]}, 0x8c}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 15:24:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 15:24:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:01 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) [ 860.216490] nbd: must specify a size in bytes for the device 15:24:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) [ 860.324394] nbd: must specify a size in bytes for the device 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x6c}}, 0x0) [ 860.427719] nbd: must specify a size in bytes for the device 15:24:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 15:24:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x60}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:24:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) [ 860.745140] nbd: must specify at least one socket 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:24:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x60}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x8c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x98}}, 0x0) 15:24:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 15:24:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:02 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) [ 861.374999] nla_parse: 282 callbacks suppressed [ 861.375005] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 861.418197] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 861.430266] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 861.443621] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 861.452871] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 15:24:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) [ 861.462121] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 861.470813] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 861.494596] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 861.503281] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) [ 861.512209] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:24:03 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x8c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}]}, 0x8c}}, 0x0) 15:24:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 15:24:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x74}}, 0x0) 15:24:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:03 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x5c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x98}}, 0x0) 15:24:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x5c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x5c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 15:24:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}}, 0x0) 15:24:04 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:05 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$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:05 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$nbd(&(0x7f0000000140), r0) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r3, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) 15:24:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x78}}, 0x0) 15:24:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 15:24:05 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$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}}, 0x0) 15:24:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 15:24:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000480)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x90}}, 0x0) [ 863.463469] ================================================================== [ 863.471016] BUG: KASAN: use-after-free in refcount_dec_not_one+0x9a/0xc0 [ 863.477846] Read of size 4 at addr ffff8880a223d3d8 by task syz-executor.2/7240 [ 863.485275] [ 863.486899] CPU: 0 PID: 7240 Comm: syz-executor.2 Not tainted 4.14.300-syzkaller #0 [ 863.494677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 863.504005] Call Trace: [ 863.506583] dump_stack+0x1b2/0x281 [ 863.510186] print_address_description.cold+0x54/0x1d3 [ 863.515435] kasan_report_error.cold+0x8a/0x191 [ 863.520242] ? refcount_dec_not_one+0x9a/0xc0 [ 863.524719] __asan_report_load4_noabort+0x68/0x70 [ 863.529725] ? refcount_dec_not_one+0x9a/0xc0 [ 863.534286] refcount_dec_not_one+0x9a/0xc0 [ 863.538590] refcount_dec_and_mutex_lock+0x1a/0x60 [ 863.543499] nbd_genl_connect+0xce1/0x13e0 [ 863.547713] ? nbd_xmit_timeout+0x500/0x500 [ 863.552009] ? do_syscall_64+0x1d5/0x640 [ 863.556048] ? validate_nla+0x192/0x5e0 [ 863.560089] genl_family_rcv_msg+0x572/0xb20 [ 863.564478] ? genl_rcv+0x40/0x40 [ 863.567907] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 863.573341] ? __kmalloc_node_track_caller+0x4c/0x70 [ 863.578421] ? trace_hardirqs_on+0x10/0x10 [ 863.582655] genl_rcv_msg+0xaf/0x140 [ 863.586344] netlink_rcv_skb+0x125/0x390 [ 863.590393] ? genl_family_rcv_msg+0xb20/0xb20 [ 863.594953] ? netlink_ack+0x9a0/0x9a0 [ 863.598824] ? lock_acquire+0x170/0x3f0 [ 863.602784] genl_rcv+0x24/0x40 [ 863.606041] netlink_unicast+0x437/0x610 [ 863.610078] ? netlink_sendskb+0xd0/0xd0 [ 863.614115] ? __check_object_size+0x179/0x230 [ 863.618672] netlink_sendmsg+0x648/0xbc0 [ 863.622733] ? nlmsg_notify+0x1b0/0x1b0 [ 863.626686] ? kernel_recvmsg+0x210/0x210 [ 863.630811] ? security_socket_sendmsg+0x83/0xb0 [ 863.635538] ? nlmsg_notify+0x1b0/0x1b0 [ 863.639484] sock_sendmsg+0xb5/0x100 [ 863.643173] ___sys_sendmsg+0x6c8/0x800 [ 863.647121] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 863.651854] ? do_futex+0x127/0x1570 [ 863.655540] ? __fget+0x23e/0x3e0 [ 863.658974] ? lock_acquire+0x170/0x3f0 [ 863.662923] ? lock_downgrade+0x740/0x740 [ 863.667047] ? __fget+0x265/0x3e0 [ 863.670474] ? __fdget+0x19b/0x1f0 [ 863.673990] ? sockfd_lookup_light+0xb2/0x160 [ 863.678460] __sys_sendmsg+0xa3/0x120 [ 863.682235] ? SyS_shutdown+0x160/0x160 [ 863.686191] ? up_read+0x17/0x30 [ 863.689531] ? __do_page_fault+0x159/0xad0 [ 863.693739] SyS_sendmsg+0x27/0x40 [ 863.697252] ? __sys_sendmsg+0x120/0x120 [ 863.701287] do_syscall_64+0x1d5/0x640 [ 863.705153] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 863.710317] [ 863.711920] Allocated by task 7207: [ 863.715520] kasan_kmalloc+0xeb/0x160 [ 863.719297] kmem_cache_alloc_trace+0x131/0x3d0 [ 863.723939] nbd_dev_add+0x7c/0x800 [ 863.727536] nbd_genl_connect+0x36c/0x13e0 [ 863.731830] genl_family_rcv_msg+0x572/0xb20 [ 863.736208] genl_rcv_msg+0xaf/0x140 [ 863.739896] netlink_rcv_skb+0x125/0x390 [ 863.743928] genl_rcv+0x24/0x40 [ 863.747183] netlink_unicast+0x437/0x610 [ 863.751216] netlink_sendmsg+0x648/0xbc0 [ 863.755249] sock_sendmsg+0xb5/0x100 [ 863.758966] ___sys_sendmsg+0x6c8/0x800 [ 863.762919] __sys_sendmsg+0xa3/0x120 [ 863.766706] SyS_sendmsg+0x27/0x40 [ 863.770227] do_syscall_64+0x1d5/0x640 [ 863.774094] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 863.779260] [ 863.780864] Freed by task 7240: [ 863.784120] kasan_slab_free+0xc3/0x1a0 [ 863.788074] kfree+0xc9/0x250 [ 863.791177] nbd_put.part.0+0x100/0x140 [ 863.795135] nbd_config_put+0x51c/0x6c0 [ 863.799112] nbd_genl_connect+0xcb9/0x13e0 [ 863.803419] genl_family_rcv_msg+0x572/0xb20 [ 863.807810] genl_rcv_msg+0xaf/0x140 [ 863.811509] netlink_rcv_skb+0x125/0x390 [ 863.815557] genl_rcv+0x24/0x40 [ 863.818820] netlink_unicast+0x437/0x610 [ 863.822857] netlink_sendmsg+0x648/0xbc0 [ 863.826894] sock_sendmsg+0xb5/0x100 [ 863.830842] ___sys_sendmsg+0x6c8/0x800 [ 863.834790] __sys_sendmsg+0xa3/0x120 [ 863.838571] SyS_sendmsg+0x27/0x40 [ 863.842104] do_syscall_64+0x1d5/0x640 [ 863.845964] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 863.851208] [ 863.852812] The buggy address belongs to the object at ffff8880a223d300 [ 863.852812] which belongs to the cache kmalloc-512 of size 512 [ 863.865440] The buggy address is located 216 bytes inside of [ 863.865440] 512-byte region [ffff8880a223d300, ffff8880a223d500) [ 863.877284] The buggy address belongs to the page: [ 863.882189] page:ffffea0002888f40 count:1 mapcount:0 mapping:ffff8880a223d080 index:0x0 [ 863.890303] flags: 0xfff00000000100(slab) [ 863.894431] raw: 00fff00000000100 ffff8880a223d080 0000000000000000 0000000100000006 [ 863.902402] raw: ffffea0002960ee0 ffffea00027fd720 ffff88813fe74940 0000000000000000 [ 863.910523] page dumped because: kasan: bad access detected [ 863.916203] [ 863.917809] Memory state around the buggy address: [ 863.922713] ffff8880a223d280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 863.930133] ffff8880a223d300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 863.937481] >ffff8880a223d380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 863.944901] ^ [ 863.951106] ffff8880a223d400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 863.958437] ffff8880a223d480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 863.965765] ================================================================== [ 863.973099] Disabling lock debugging due to kernel taint [ 863.987628] Kernel panic - not syncing: panic_on_warn set ... [ 863.987628] [ 863.995010] CPU: 1 PID: 7240 Comm: syz-executor.2 Tainted: G B 4.14.300-syzkaller #0 [ 864.004007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 864.013361] Call Trace: [ 864.015928] dump_stack+0x1b2/0x281 [ 864.019537] panic+0x1f9/0x42d [ 864.022704] ? add_taint.cold+0x16/0x16 [ 864.026664] ? ___preempt_schedule+0x16/0x18 [ 864.031047] kasan_end_report+0x43/0x49 [ 864.034996] kasan_report_error.cold+0xa7/0x191 [ 864.039639] ? refcount_dec_not_one+0x9a/0xc0 [ 864.044110] __asan_report_load4_noabort+0x68/0x70 [ 864.049014] ? refcount_dec_not_one+0x9a/0xc0 [ 864.053498] refcount_dec_not_one+0x9a/0xc0 [ 864.057794] refcount_dec_and_mutex_lock+0x1a/0x60 [ 864.062698] nbd_genl_connect+0xce1/0x13e0 [ 864.066906] ? nbd_xmit_timeout+0x500/0x500 [ 864.071206] ? do_syscall_64+0x1d5/0x640 [ 864.075253] ? validate_nla+0x192/0x5e0 [ 864.079204] genl_family_rcv_msg+0x572/0xb20 [ 864.083590] ? genl_rcv+0x40/0x40 [ 864.087028] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 864.092465] ? __kmalloc_node_track_caller+0x4c/0x70 [ 864.097542] ? trace_hardirqs_on+0x10/0x10 [ 864.101761] genl_rcv_msg+0xaf/0x140 [ 864.105447] netlink_rcv_skb+0x125/0x390 [ 864.109483] ? genl_family_rcv_msg+0xb20/0xb20 [ 864.114035] ? netlink_ack+0x9a0/0x9a0 [ 864.117894] ? lock_acquire+0x170/0x3f0 [ 864.121843] genl_rcv+0x24/0x40 [ 864.125094] netlink_unicast+0x437/0x610 [ 864.129132] ? netlink_sendskb+0xd0/0xd0 [ 864.133172] ? __check_object_size+0x179/0x230 [ 864.137732] netlink_sendmsg+0x648/0xbc0 [ 864.141765] ? nlmsg_notify+0x1b0/0x1b0 [ 864.145742] ? kernel_recvmsg+0x210/0x210 [ 864.149865] ? security_socket_sendmsg+0x83/0xb0 [ 864.154595] ? nlmsg_notify+0x1b0/0x1b0 [ 864.158542] sock_sendmsg+0xb5/0x100 [ 864.162228] ___sys_sendmsg+0x6c8/0x800 [ 864.166176] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 864.170906] ? do_futex+0x127/0x1570 [ 864.174596] ? __fget+0x23e/0x3e0 [ 864.178023] ? lock_acquire+0x170/0x3f0 [ 864.181969] ? lock_downgrade+0x740/0x740 [ 864.186091] ? __fget+0x265/0x3e0 [ 864.189515] ? __fdget+0x19b/0x1f0 [ 864.193028] ? sockfd_lookup_light+0xb2/0x160 [ 864.197498] __sys_sendmsg+0xa3/0x120 [ 864.201273] ? SyS_shutdown+0x160/0x160 [ 864.205225] ? up_read+0x17/0x30 [ 864.208565] ? __do_page_fault+0x159/0xad0 [ 864.212775] SyS_sendmsg+0x27/0x40 [ 864.216298] ? __sys_sendmsg+0x120/0x120 [ 864.220340] do_syscall_64+0x1d5/0x640 [ 864.224203] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 864.229540] Kernel Offset: disabled [ 864.233148] Rebooting in 86400 seconds..